./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/ps2-both-nt.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/ps2-both-nt.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b73e31328980bb314c7579072d8e4a89ec4ca4994cbdfb0690ff58d274b46cfc --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 18:49:18,769 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 18:49:18,771 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 18:49:18,799 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 18:49:18,800 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 18:49:18,801 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 18:49:18,803 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 18:49:18,805 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 18:49:18,807 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 18:49:18,808 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 18:49:18,809 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 18:49:18,810 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 18:49:18,811 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 18:49:18,812 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 18:49:18,813 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 18:49:18,815 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 18:49:18,816 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 18:49:18,817 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 18:49:18,819 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 18:49:18,821 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 18:49:18,823 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 18:49:18,825 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 18:49:18,827 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 18:49:18,828 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 18:49:18,831 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 18:49:18,831 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 18:49:18,832 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 18:49:18,833 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 18:49:18,833 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 18:49:18,834 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 18:49:18,835 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 18:49:18,835 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 18:49:18,836 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 18:49:18,837 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 18:49:18,838 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 18:49:18,838 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 18:49:18,838 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 18:49:18,839 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 18:49:18,839 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 18:49:18,839 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 18:49:18,840 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 18:49:18,841 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-12-06 18:49:18,863 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 18:49:18,864 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 18:49:18,864 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 18:49:18,864 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 18:49:18,865 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 18:49:18,865 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 18:49:18,865 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 18:49:18,865 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-06 18:49:18,865 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-06 18:49:18,866 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-06 18:49:18,866 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-06 18:49:18,866 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-06 18:49:18,866 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-06 18:49:18,866 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 18:49:18,866 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-06 18:49:18,867 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-06 18:49:18,867 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 18:49:18,867 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-06 18:49:18,867 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 18:49:18,867 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-06 18:49:18,867 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-06 18:49:18,867 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-06 18:49:18,867 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-06 18:49:18,867 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 18:49:18,867 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-06 18:49:18,868 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 18:49:18,868 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-06 18:49:18,868 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 18:49:18,868 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 18:49:18,868 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 18:49:18,868 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-06 18:49:18,868 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 18:49:18,869 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-06 18:49:18,869 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_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b73e31328980bb314c7579072d8e4a89ec4ca4994cbdfb0690ff58d274b46cfc [2021-12-06 18:49:19,064 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 18:49:19,079 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 18:49:19,081 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 18:49:19,082 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 18:49:19,082 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 18:49:19,083 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/termination-nla/ps2-both-nt.c [2021-12-06 18:49:19,127 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/data/eb0ae01f9/b8461fdcb4b741d5b879163c7aad6061/FLAG813fbccb6 [2021-12-06 18:49:19,528 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 18:49:19,529 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/sv-benchmarks/c/termination-nla/ps2-both-nt.c [2021-12-06 18:49:19,534 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/data/eb0ae01f9/b8461fdcb4b741d5b879163c7aad6061/FLAG813fbccb6 [2021-12-06 18:49:19,543 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/data/eb0ae01f9/b8461fdcb4b741d5b879163c7aad6061 [2021-12-06 18:49:19,545 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 18:49:19,546 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 18:49:19,547 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 18:49:19,547 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 18:49:19,550 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 18:49:19,550 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:49:19" (1/1) ... [2021-12-06 18:49:19,551 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59d5aa83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:49:19, skipping insertion in model container [2021-12-06 18:49:19,551 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:49:19" (1/1) ... [2021-12-06 18:49:19,557 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 18:49:19,566 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 18:49:19,673 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 18:49:19,675 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 18:49:19,684 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 18:49:19,693 INFO L208 MainTranslator]: Completed translation [2021-12-06 18:49:19,693 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:49:19 WrapperNode [2021-12-06 18:49:19,693 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 18:49:19,694 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 18:49:19,694 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 18:49:19,694 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 18:49:19,702 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:49:19" (1/1) ... [2021-12-06 18:49:19,706 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:49:19" (1/1) ... [2021-12-06 18:49:19,722 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 22 [2021-12-06 18:49:19,722 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 18:49:19,723 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 18:49:19,723 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 18:49:19,723 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 18:49:19,731 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:49:19" (1/1) ... [2021-12-06 18:49:19,732 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:49:19" (1/1) ... [2021-12-06 18:49:19,732 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:49:19" (1/1) ... [2021-12-06 18:49:19,732 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:49:19" (1/1) ... [2021-12-06 18:49:19,734 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:49:19" (1/1) ... [2021-12-06 18:49:19,737 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:49:19" (1/1) ... [2021-12-06 18:49:19,738 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:49:19" (1/1) ... [2021-12-06 18:49:19,739 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 18:49:19,740 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 18:49:19,740 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 18:49:19,740 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 18:49:19,741 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:49:19" (1/1) ... [2021-12-06 18:49:19,748 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:19,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:19,765 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:19,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-12-06 18:49:19,805 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 18:49:19,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 18:49:19,849 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 18:49:19,851 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 18:49:19,894 INFO L277 CfgBuilder]: Performing block encoding [2021-12-06 18:49:19,899 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-06 18:49:19,899 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-06 18:49:19,901 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:49:19 BoogieIcfgContainer [2021-12-06 18:49:19,901 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-06 18:49:19,901 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-06 18:49:19,902 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-06 18:49:19,904 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-06 18:49:19,905 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 18:49:19,905 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 06.12 06:49:19" (1/3) ... [2021-12-06 18:49:19,906 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@256e25d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.12 06:49:19, skipping insertion in model container [2021-12-06 18:49:19,906 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 18:49:19,906 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:49:19" (2/3) ... [2021-12-06 18:49:19,906 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@256e25d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.12 06:49:19, skipping insertion in model container [2021-12-06 18:49:19,906 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 18:49:19,906 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:49:19" (3/3) ... [2021-12-06 18:49:19,907 INFO L388 chiAutomizerObserver]: Analyzing ICFG ps2-both-nt.c [2021-12-06 18:49:19,939 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-06 18:49:19,940 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-06 18:49:19,940 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-06 18:49:19,940 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-06 18:49:19,940 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-06 18:49:19,940 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-06 18:49:19,940 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-06 18:49:19,940 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-06 18:49:19,950 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:49:19,962 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-12-06 18:49:19,962 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 18:49:19,963 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 18:49:19,967 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-06 18:49:19,967 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-12-06 18:49:19,967 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-06 18:49:19,967 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:49:19,968 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-12-06 18:49:19,968 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 18:49:19,968 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 18:49:19,968 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-06 18:49:19,968 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-12-06 18:49:19,973 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0; 5#L26-2true [2021-12-06 18:49:19,973 INFO L793 eck$LassoCheckResult]: Loop: 5#L26-2true assume !false; 6#L29true assume !!(0 == main_~y~0#1 * main_~y~0#1 - 2 * main_~x~0#1 + main_~y~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 + main_~x~0#1; 5#L26-2true [2021-12-06 18:49:19,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:49:19,978 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-12-06 18:49:19,984 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:49:19,985 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1886583923] [2021-12-06 18:49:19,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:49:19,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:49:20,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 18:49:20,039 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 18:49:20,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 18:49:20,053 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 18:49:20,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:49:20,055 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 1 times [2021-12-06 18:49:20,055 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:49:20,056 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1414654204] [2021-12-06 18:49:20,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:49:20,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:49:20,060 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 18:49:20,060 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [862156781] [2021-12-06 18:49:20,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:49:20,061 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:49:20,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:20,062 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 18:49:20,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-06 18:49:20,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 18:49:20,092 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 18:49:20,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 18:49:20,099 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 18:49:20,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:49:20,102 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 1 times [2021-12-06 18:49:20,102 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:49:20,102 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [136286068] [2021-12-06 18:49:20,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:49:20,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:49:20,108 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 18:49:20,108 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [781347328] [2021-12-06 18:49:20,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:49:20,109 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:49:20,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:20,110 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 18:49:20,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-06 18:49:20,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 18:49:20,135 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 18:49:20,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 18:49:20,144 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 18:49:20,211 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 18:49:20,212 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 18:49:20,212 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 18:49:20,212 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 18:49:20,212 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-06 18:49:20,212 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:20,212 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 18:49:20,213 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 18:49:20,213 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-nt.c_Iteration1_Loop [2021-12-06 18:49:20,213 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 18:49:20,213 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 18:49:20,229 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:49:20,235 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:49:20,299 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 18:49:20,299 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-06 18:49:20,301 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:20,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:20,339 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:20,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-12-06 18:49:20,341 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 18:49:20,341 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 18:49:20,370 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-12-06 18:49:20,370 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:20,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:20,371 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:20,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-12-06 18:49:20,373 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-06 18:49:20,373 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 18:49:20,398 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 18:49:20,398 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~c~0#1=0} Honda state: {ULTIMATE.start_main_~c~0#1=0} Generalized eigenvectors: [{ULTIMATE.start_main_~c~0#1=0}, {ULTIMATE.start_main_~c~0#1=2}, {ULTIMATE.start_main_~c~0#1=-1}] Lambdas: [6, 1, 1] Nus: [0, 0] [2021-12-06 18:49:20,417 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2021-12-06 18:49:20,418 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:20,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:20,420 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:20,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-12-06 18:49:20,421 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 18:49:20,421 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 18:49:20,449 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-12-06 18:49:20,449 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:20,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:20,450 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:20,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-12-06 18:49:20,453 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-06 18:49:20,453 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 18:49:20,466 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-06 18:49:20,484 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2021-12-06 18:49:20,484 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 18:49:20,484 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 18:49:20,484 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 18:49:20,485 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 18:49:20,485 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 18:49:20,485 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:20,485 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 18:49:20,485 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 18:49:20,485 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-nt.c_Iteration1_Loop [2021-12-06 18:49:20,485 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 18:49:20,485 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 18:49:20,487 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:49:20,489 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:49:20,525 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 18:49:20,528 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 18:49:20,529 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:20,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:20,530 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:20,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-12-06 18:49:20,532 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:20,539 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:49:20,540 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:20,540 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:20,540 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:20,540 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 18:49:20,542 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 18:49:20,542 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:20,544 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:20,562 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2021-12-06 18:49:20,563 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:20,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:20,564 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:20,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-12-06 18:49:20,565 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:20,573 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:49:20,573 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:20,573 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:20,573 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:20,573 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 18:49:20,574 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 18:49:20,575 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:20,576 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:20,595 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2021-12-06 18:49:20,596 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-06 18:49:20,596 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:20,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:20,597 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:20,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-12-06 18:49:20,598 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:20,605 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:49:20,605 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:20,606 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:20,606 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:20,606 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:49:20,607 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 18:49:20,607 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:20,609 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:20,627 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-12-06 18:49:20,628 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:20,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:20,629 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:20,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-12-06 18:49:20,630 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:20,637 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:49:20,637 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:20,637 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:20,638 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:20,638 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:49:20,639 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 18:49:20,640 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:20,642 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:20,660 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2021-12-06 18:49:20,661 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-06 18:49:20,661 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:20,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:20,662 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:20,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-12-06 18:49:20,663 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:20,670 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:49:20,670 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:20,670 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:20,670 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:20,670 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:49:20,672 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:49:20,672 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:20,674 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:20,693 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2021-12-06 18:49:20,694 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:20,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:20,694 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:20,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-12-06 18:49:20,696 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:20,703 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:49:20,703 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:20,704 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:20,704 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:20,704 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:49:20,707 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:49:20,707 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:20,711 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:20,730 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2021-12-06 18:49:20,731 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-06 18:49:20,731 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:20,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:20,732 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:20,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-12-06 18:49:20,734 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:20,741 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:49:20,741 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:20,742 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:20,742 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:20,742 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:49:20,744 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 18:49:20,744 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:20,747 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:20,766 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-12-06 18:49:20,766 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:20,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:20,767 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:20,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-12-06 18:49:20,768 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:20,776 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:49:20,776 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:20,776 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:20,776 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:20,776 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:49:20,779 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 18:49:20,779 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:20,783 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:20,801 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2021-12-06 18:49:20,802 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-06 18:49:20,802 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:20,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:20,803 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:20,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-12-06 18:49:20,804 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:20,811 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:20,811 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:49:20,811 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:20,811 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:20,812 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:20,812 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:49:20,813 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 18:49:20,813 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:20,817 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:20,838 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2021-12-06 18:49:20,838 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:20,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:20,839 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:20,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-12-06 18:49:20,840 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:20,848 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:20,848 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:49:20,848 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:20,849 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:20,849 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:20,849 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:49:20,851 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 18:49:20,851 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:20,855 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:20,874 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2021-12-06 18:49:20,874 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-06 18:49:20,874 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:20,874 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:20,875 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:20,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-12-06 18:49:20,876 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:20,884 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:20,884 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 18:49:20,884 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:20,884 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:20,885 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:20,885 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:49:20,887 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:49:20,896 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:20,904 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:20,934 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2021-12-06 18:49:20,934 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:20,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:20,935 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:20,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-12-06 18:49:20,936 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:20,944 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:20,944 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 18:49:20,944 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:20,945 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:20,945 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:20,945 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:49:20,948 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:49:20,948 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:20,958 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:20,978 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2021-12-06 18:49:20,978 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-06 18:49:20,978 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:20,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:20,979 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:20,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-12-06 18:49:20,981 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:20,989 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:20,989 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:49:20,989 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:20,989 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:20,989 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:20,989 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:49:20,993 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 18:49:20,993 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:21,002 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:21,023 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2021-12-06 18:49:21,023 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:21,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:21,024 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:21,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-12-06 18:49:21,025 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:21,035 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:21,035 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:49:21,035 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:21,035 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:21,035 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:21,035 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:49:21,039 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 18:49:21,039 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:21,054 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:21,073 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2021-12-06 18:49:21,073 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-06 18:49:21,073 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:21,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:21,074 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:21,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-12-06 18:49:21,075 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:21,082 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:21,082 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:49:21,082 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:21,082 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:21,082 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:21,082 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:49:21,083 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:49:21,083 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:21,086 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:21,104 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-12-06 18:49:21,104 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:21,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:21,105 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:21,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-12-06 18:49:21,108 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:21,115 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:21,116 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:49:21,116 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:21,116 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:21,116 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:21,116 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:49:21,117 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:49:21,117 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:21,121 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:21,147 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2021-12-06 18:49:21,147 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-06 18:49:21,147 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:21,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:21,148 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:21,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-12-06 18:49:21,149 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:21,157 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:21,157 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:49:21,157 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:21,157 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:21,158 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:21,158 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 18:49:21,159 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 18:49:21,159 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:21,164 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:21,182 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-12-06 18:49:21,182 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:21,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:21,183 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:21,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-12-06 18:49:21,184 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:21,191 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:21,192 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:49:21,192 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:21,192 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:21,192 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:21,192 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 18:49:21,194 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 18:49:21,194 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:21,203 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:21,222 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-12-06 18:49:21,236 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 18:49:21,236 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 18:49:21,236 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 18:49:21,236 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 18:49:21,236 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-06 18:49:21,236 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:21,236 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 18:49:21,237 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 18:49:21,237 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-nt.c_Iteration1_Lasso [2021-12-06 18:49:21,237 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 18:49:21,237 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 18:49:21,239 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:49:21,242 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:49:21,244 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:49:21,245 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:49:21,247 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:49:21,300 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 18:49:21,300 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-06 18:49:21,300 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:21,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:21,301 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:21,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-12-06 18:49:21,302 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 18:49:21,302 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 18:49:21,328 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2021-12-06 18:49:21,328 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:21,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:21,329 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:21,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-12-06 18:49:21,330 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-06 18:49:21,330 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 18:49:21,350 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 18:49:21,350 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~c~0#1=0} Honda state: {ULTIMATE.start_main_~c~0#1=0} Generalized eigenvectors: [{ULTIMATE.start_main_~c~0#1=0}, {ULTIMATE.start_main_~c~0#1=2}, {ULTIMATE.start_main_~c~0#1=-1}] Lambdas: [6, 1, 1] Nus: [0, 0] [2021-12-06 18:49:21,368 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-12-06 18:49:21,368 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:21,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:21,368 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:21,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-12-06 18:49:21,370 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 18:49:21,370 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 18:49:21,378 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 18:49:21,378 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res#1=0} Honda state: {ULTIMATE.start_main_#res#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-06 18:49:21,396 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2021-12-06 18:49:21,396 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:21,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:21,397 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:21,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-12-06 18:49:21,398 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 18:49:21,398 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 18:49:21,406 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 18:49:21,406 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0#1=0} Honda state: {ULTIMATE.start_main_#t~nondet0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-06 18:49:21,424 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2021-12-06 18:49:21,424 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:21,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:21,424 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:21,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-12-06 18:49:21,426 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 18:49:21,426 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 18:49:21,434 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 18:49:21,434 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~k~0#1=0} Honda state: {ULTIMATE.start_main_~k~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-06 18:49:21,452 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2021-12-06 18:49:21,452 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:21,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:21,453 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:21,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-12-06 18:49:21,454 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 18:49:21,454 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 18:49:21,481 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2021-12-06 18:49:21,481 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:21,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:21,482 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:21,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-12-06 18:49:21,483 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-06 18:49:21,483 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 18:49:21,492 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-06 18:49:21,510 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2021-12-06 18:49:21,510 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 18:49:21,510 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 18:49:21,511 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 18:49:21,511 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 18:49:21,511 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 18:49:21,511 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:21,511 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 18:49:21,511 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 18:49:21,511 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-nt.c_Iteration1_Lasso [2021-12-06 18:49:21,511 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 18:49:21,511 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 18:49:21,512 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:49:21,519 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:49:21,521 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:49:21,522 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:49:21,524 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:49:21,559 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 18:49:21,559 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 18:49:21,559 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:21,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:21,560 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:21,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-12-06 18:49:21,561 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 [2021-12-06 18:49:21,570 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:49:21,570 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:21,570 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:21,570 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 18:49:21,573 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 18:49:21,573 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 18:49:21,577 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:21,596 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2021-12-06 18:49:21,596 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:21,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:21,597 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:21,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-12-06 18:49:21,598 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:21,605 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:49:21,605 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:21,605 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:21,605 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 18:49:21,606 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 18:49:21,606 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 18:49:21,609 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:21,627 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2021-12-06 18:49:21,627 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:21,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:21,628 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:21,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-12-06 18:49:21,629 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:21,636 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:49:21,636 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:21,636 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:21,636 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:21,636 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 18:49:21,637 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 18:49:21,637 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:21,638 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:21,655 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2021-12-06 18:49:21,656 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:21,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:21,656 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:21,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-12-06 18:49:21,657 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:21,664 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:49:21,664 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:21,664 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:21,664 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:21,664 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 18:49:21,665 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 18:49:21,665 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:21,666 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:21,683 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2021-12-06 18:49:21,684 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:21,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:21,684 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:21,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-12-06 18:49:21,685 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:21,692 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:49:21,692 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:21,692 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:21,692 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:21,692 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 18:49:21,693 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 18:49:21,693 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:21,694 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:21,712 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2021-12-06 18:49:21,712 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-06 18:49:21,712 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:21,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:21,713 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:21,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-12-06 18:49:21,714 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:21,721 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:49:21,722 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:21,722 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:21,722 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:49:21,725 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-06 18:49:21,725 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-06 18:49:21,732 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:21,751 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-12-06 18:49:21,751 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:21,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:21,752 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:21,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-12-06 18:49:21,753 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:21,760 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:49:21,760 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:21,760 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:21,760 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:49:21,762 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-06 18:49:21,762 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-06 18:49:21,767 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:21,784 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2021-12-06 18:49:21,785 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:21,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:21,785 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:21,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-12-06 18:49:21,787 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:21,794 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:49:21,794 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:21,794 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:21,794 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:21,794 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:49:21,795 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 18:49:21,795 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:21,796 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:21,814 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-12-06 18:49:21,814 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:21,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:21,815 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:21,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-12-06 18:49:21,816 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:21,823 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:49:21,823 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:21,823 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:21,824 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:21,824 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:49:21,824 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 18:49:21,824 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:21,825 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:21,843 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-12-06 18:49:21,843 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:21,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:21,844 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:21,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-12-06 18:49:21,845 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 [2021-12-06 18:49:21,853 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:49:21,853 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:21,853 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:21,853 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:21,853 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:49:21,853 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 18:49:21,853 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:21,854 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:21,872 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2021-12-06 18:49:21,873 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-06 18:49:21,873 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:21,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:21,873 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:21,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-12-06 18:49:21,875 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:21,882 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:49:21,882 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:21,882 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:21,882 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:49:21,886 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 18:49:21,887 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 18:49:21,896 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:21,914 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2021-12-06 18:49:21,914 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:21,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:21,915 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:21,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-12-06 18:49:21,916 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:21,924 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:49:21,924 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:21,924 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:21,924 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:49:21,928 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 18:49:21,928 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 18:49:21,935 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:21,953 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2021-12-06 18:49:21,953 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:21,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:21,954 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:21,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-12-06 18:49:21,955 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:21,962 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:49:21,962 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:21,962 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:21,962 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:21,962 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:49:21,962 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:49:21,963 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:21,964 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:21,981 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2021-12-06 18:49:21,982 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:21,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:21,982 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:21,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-12-06 18:49:21,984 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:21,991 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:49:21,991 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:21,991 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:21,991 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:21,991 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:49:21,992 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:49:21,992 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:21,993 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:22,010 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2021-12-06 18:49:22,010 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:22,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:22,011 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:22,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-12-06 18:49:22,013 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 [2021-12-06 18:49:22,019 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:49:22,020 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:22,020 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:22,020 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:22,020 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:49:22,020 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:49:22,020 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:22,021 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:22,039 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2021-12-06 18:49:22,039 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-06 18:49:22,040 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:22,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:22,040 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:22,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-12-06 18:49:22,042 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:22,049 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:49:22,049 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:22,049 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:22,049 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:49:22,054 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-06 18:49:22,054 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-06 18:49:22,064 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:22,082 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2021-12-06 18:49:22,082 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:22,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:22,083 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:22,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-12-06 18:49:22,084 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:22,091 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:49:22,092 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:22,092 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:22,092 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:49:22,095 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-06 18:49:22,095 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-06 18:49:22,101 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:22,119 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2021-12-06 18:49:22,119 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:22,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:22,120 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:22,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-12-06 18:49:22,121 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 [2021-12-06 18:49:22,128 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:49:22,128 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:22,128 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:22,128 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:22,128 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:49:22,129 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 18:49:22,129 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:22,130 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:22,148 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2021-12-06 18:49:22,148 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:22,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:22,149 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:22,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-12-06 18:49:22,151 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:22,160 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:49:22,160 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:22,160 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:22,160 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:22,160 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:49:22,161 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 18:49:22,161 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:22,162 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:22,185 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2021-12-06 18:49:22,186 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:22,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:22,186 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:22,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-12-06 18:49:22,188 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:22,196 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:49:22,196 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:22,196 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:22,196 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:22,196 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:49:22,197 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 18:49:22,197 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:22,198 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:22,216 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2021-12-06 18:49:22,216 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-06 18:49:22,216 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:22,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:22,217 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:22,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-12-06 18:49:22,218 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:22,226 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:22,226 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:49:22,226 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:22,226 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:22,226 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:49:22,231 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-06 18:49:22,231 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-06 18:49:22,248 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:22,266 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2021-12-06 18:49:22,266 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:22,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:22,267 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:22,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-12-06 18:49:22,268 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:22,276 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:22,276 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:49:22,276 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:22,276 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:22,276 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:49:22,278 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-06 18:49:22,278 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-06 18:49:22,284 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:22,302 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2021-12-06 18:49:22,302 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:22,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:22,303 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:22,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-12-06 18:49:22,304 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:22,311 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:22,311 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:49:22,311 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:22,311 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:22,312 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:22,312 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:49:22,312 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 18:49:22,312 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:22,314 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:22,332 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2021-12-06 18:49:22,332 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:22,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:22,333 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:22,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-12-06 18:49:22,334 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:22,341 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:22,341 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:49:22,341 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:22,341 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:22,341 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:22,341 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:49:22,342 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 18:49:22,342 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:22,344 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:22,362 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2021-12-06 18:49:22,362 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:22,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:22,363 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:22,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-12-06 18:49:22,364 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:22,373 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:22,373 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:49:22,373 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:22,373 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:22,373 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:22,373 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:49:22,374 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 18:49:22,374 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:22,375 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:22,393 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2021-12-06 18:49:22,393 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-06 18:49:22,393 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:22,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:22,394 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:22,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-12-06 18:49:22,395 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:22,403 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:22,403 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 18:49:22,403 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:22,403 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:22,403 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:49:22,407 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 18:49:22,407 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 18:49:22,428 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:22,446 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2021-12-06 18:49:22,447 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:22,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:22,447 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:22,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-12-06 18:49:22,448 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:22,456 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:22,456 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 18:49:22,456 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:22,456 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:22,456 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:49:22,458 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 18:49:22,458 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 18:49:22,468 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:22,486 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2021-12-06 18:49:22,486 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:22,487 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:22,487 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:22,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-12-06 18:49:22,489 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:22,496 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:22,496 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 18:49:22,496 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:22,496 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:22,496 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:22,496 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:49:22,497 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:49:22,497 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:22,500 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:22,518 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2021-12-06 18:49:22,518 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:22,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:22,519 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:22,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-12-06 18:49:22,521 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:22,528 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:22,528 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 18:49:22,528 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:22,528 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:22,528 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:22,529 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:49:22,530 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:49:22,530 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:22,532 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:22,550 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2021-12-06 18:49:22,550 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:22,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:22,551 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:22,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-12-06 18:49:22,553 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:22,561 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:22,561 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 18:49:22,561 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:22,561 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:22,561 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:22,561 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:49:22,562 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:49:22,562 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:22,564 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:22,582 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2021-12-06 18:49:22,582 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-06 18:49:22,582 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:22,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:22,583 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:22,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-12-06 18:49:22,584 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:22,591 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:22,592 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:49:22,592 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:22,592 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:22,592 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:49:22,596 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-06 18:49:22,596 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-06 18:49:22,633 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:22,651 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2021-12-06 18:49:22,652 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:22,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:22,652 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:22,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-12-06 18:49:22,654 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:22,661 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:22,661 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:49:22,661 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:22,662 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:22,662 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:49:22,664 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-06 18:49:22,665 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-06 18:49:22,679 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:22,696 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2021-12-06 18:49:22,697 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:22,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:22,697 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:22,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-12-06 18:49:22,699 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:22,708 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:22,708 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:49:22,708 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:22,708 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:22,708 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:22,708 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:49:22,709 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 18:49:22,709 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:22,713 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:22,730 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2021-12-06 18:49:22,731 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:22,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:22,731 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:22,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-12-06 18:49:22,733 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:22,741 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:22,741 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:49:22,741 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:22,741 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:22,741 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:22,741 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:49:22,742 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 18:49:22,742 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:22,745 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:22,763 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2021-12-06 18:49:22,763 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:22,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:22,764 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:22,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-12-06 18:49:22,766 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:22,773 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:22,773 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:49:22,773 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:22,773 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:22,774 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:22,774 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:49:22,774 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 18:49:22,774 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:22,777 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:22,795 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2021-12-06 18:49:22,795 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-06 18:49:22,795 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:22,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:22,796 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:22,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-12-06 18:49:22,797 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:22,804 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:22,804 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:49:22,804 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:22,804 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:22,804 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:49:22,807 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 18:49:22,807 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 18:49:22,818 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:22,836 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2021-12-06 18:49:22,836 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:22,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:22,836 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:22,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-12-06 18:49:22,837 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:22,844 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:22,844 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:49:22,844 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:22,844 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:22,845 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:49:22,846 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 18:49:22,846 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 18:49:22,852 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:22,870 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2021-12-06 18:49:22,870 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:22,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:22,871 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:22,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-12-06 18:49:22,872 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:22,879 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:22,879 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:49:22,879 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:22,879 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:22,879 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:22,879 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:49:22,880 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:49:22,880 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:22,881 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:22,899 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2021-12-06 18:49:22,899 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:22,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:22,900 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:22,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-12-06 18:49:22,901 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:22,908 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:22,908 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:49:22,908 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:22,909 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:22,909 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:22,909 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:49:22,909 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:49:22,909 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:22,910 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:22,928 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2021-12-06 18:49:22,928 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:22,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:22,929 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:22,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-12-06 18:49:22,930 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:22,937 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:22,937 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:49:22,937 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:22,937 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:22,937 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:22,937 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:49:22,937 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:49:22,938 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:22,939 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:22,956 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2021-12-06 18:49:22,956 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-06 18:49:22,957 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:22,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:22,957 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:22,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-12-06 18:49:22,958 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:22,965 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:22,966 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:49:22,966 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:22,966 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:22,966 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 18:49:22,970 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-12-06 18:49:22,970 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-06 18:49:22,992 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:23,009 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2021-12-06 18:49:23,010 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:23,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:23,010 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:23,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-12-06 18:49:23,012 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:23,019 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:23,020 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:49:23,020 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:23,020 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:23,020 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 18:49:23,022 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-12-06 18:49:23,022 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-06 18:49:23,035 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:23,053 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2021-12-06 18:49:23,053 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:23,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:23,054 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:23,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-12-06 18:49:23,056 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:23,063 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:23,063 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:49:23,063 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:23,063 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:23,063 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:23,063 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 18:49:23,063 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 18:49:23,063 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:23,065 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:23,083 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2021-12-06 18:49:23,083 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:23,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:23,084 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:23,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-12-06 18:49:23,085 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:23,092 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:23,092 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:49:23,092 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:23,092 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:23,092 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:23,092 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 18:49:23,093 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 18:49:23,093 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:23,095 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:23,113 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2021-12-06 18:49:23,113 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:23,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:23,114 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:23,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-12-06 18:49:23,115 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 [2021-12-06 18:49:23,122 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:23,122 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:49:23,122 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:23,122 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:23,122 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:23,122 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 18:49:23,123 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 18:49:23,123 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:23,125 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:23,143 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2021-12-06 18:49:23,143 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-12-06 18:49:23,143 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0; 5#L26-2true assume !false; 6#L29true assume !!(0 == main_~y~0#1 * main_~y~0#1 - 2 * main_~x~0#1 + main_~y~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 + main_~x~0#1; 5#L26-2true [2021-12-06 18:49:23,144 INFO L793 eck$LassoCheckResult]: Loop: 5#L26-2true assume !false; 6#L29true assume !!(0 == main_~y~0#1 * main_~y~0#1 - 2 * main_~x~0#1 + main_~y~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 + main_~x~0#1; 5#L26-2true [2021-12-06 18:49:23,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:49:23,144 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 2 times [2021-12-06 18:49:23,144 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:49:23,144 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2043943904] [2021-12-06 18:49:23,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:49:23,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:49:23,148 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 18:49:23,148 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1952631294] [2021-12-06 18:49:23,148 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-06 18:49:23,148 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:49:23,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:23,149 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 18:49:23,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (78)] Waiting until timeout for monitored process [2021-12-06 18:49:23,167 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-12-06 18:49:23,167 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-12-06 18:49:23,167 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 18:49:23,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 18:49:23,171 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 18:49:23,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:49:23,172 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 2 times [2021-12-06 18:49:23,172 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:49:23,172 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [682262551] [2021-12-06 18:49:23,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:49:23,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:49:23,174 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 18:49:23,174 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1730494662] [2021-12-06 18:49:23,174 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-06 18:49:23,174 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:49:23,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:23,175 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 18:49:23,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (79)] Waiting until timeout for monitored process [2021-12-06 18:49:23,191 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-12-06 18:49:23,191 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-12-06 18:49:23,191 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 18:49:23,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 18:49:23,193 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 18:49:23,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:49:23,193 INFO L85 PathProgramCache]: Analyzing trace with hash 889694157, now seen corresponding path program 3 times [2021-12-06 18:49:23,194 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:49:23,194 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1726628084] [2021-12-06 18:49:23,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:49:23,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:49:23,196 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 18:49:23,196 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1438367488] [2021-12-06 18:49:23,196 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-12-06 18:49:23,196 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:49:23,196 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:23,197 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 18:49:23,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (80)] Waiting until timeout for monitored process [2021-12-06 18:49:23,213 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-12-06 18:49:23,213 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-12-06 18:49:23,213 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 18:49:23,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 18:49:23,217 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 18:49:23,234 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 18:49:23,234 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 18:49:23,234 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 18:49:23,235 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 18:49:23,235 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-06 18:49:23,235 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:23,235 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 18:49:23,235 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 18:49:23,235 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-nt.c_Iteration1_Loop [2021-12-06 18:49:23,235 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 18:49:23,235 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 18:49:23,236 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:49:23,237 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:49:23,257 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 18:49:23,258 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-06 18:49:23,258 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:23,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:23,258 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:23,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-12-06 18:49:23,259 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 18:49:23,259 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 18:49:23,285 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2021-12-06 18:49:23,285 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:23,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:23,286 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:23,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-12-06 18:49:23,288 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-06 18:49:23,288 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 18:49:23,308 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 18:49:23,309 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~c~0#1=0} Honda state: {ULTIMATE.start_main_~c~0#1=0} Generalized eigenvectors: [{ULTIMATE.start_main_~c~0#1=0}, {ULTIMATE.start_main_~c~0#1=2}, {ULTIMATE.start_main_~c~0#1=-1}] Lambdas: [6, 1, 1] Nus: [0, 0] [2021-12-06 18:49:23,326 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2021-12-06 18:49:23,326 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:23,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:23,327 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:23,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-12-06 18:49:23,328 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 18:49:23,328 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 18:49:23,354 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2021-12-06 18:49:23,354 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:23,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:23,355 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:23,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-12-06 18:49:23,356 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-06 18:49:23,356 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 18:49:23,366 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-06 18:49:23,384 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2021-12-06 18:49:23,384 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 18:49:23,384 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 18:49:23,384 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 18:49:23,384 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 18:49:23,384 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 18:49:23,384 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:23,385 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 18:49:23,385 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 18:49:23,385 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-nt.c_Iteration1_Loop [2021-12-06 18:49:23,385 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 18:49:23,385 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 18:49:23,386 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:49:23,387 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:49:23,409 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 18:49:23,409 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 18:49:23,409 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:23,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:23,410 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:23,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-12-06 18:49:23,411 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:23,417 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:49:23,417 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:23,417 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:23,418 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:23,418 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 18:49:23,418 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 18:49:23,418 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:23,419 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:23,437 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2021-12-06 18:49:23,437 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:23,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:23,438 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:23,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-12-06 18:49:23,439 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:23,448 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:49:23,448 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:23,448 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:23,448 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:23,448 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 18:49:23,449 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 18:49:23,449 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:23,451 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:23,471 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2021-12-06 18:49:23,471 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-06 18:49:23,471 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:23,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:23,472 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:23,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-12-06 18:49:23,476 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:23,484 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:49:23,484 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:23,484 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:23,484 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:23,484 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:49:23,485 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 18:49:23,485 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:23,487 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:23,505 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2021-12-06 18:49:23,505 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:23,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:23,506 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:23,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2021-12-06 18:49:23,508 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:23,515 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:49:23,515 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:23,515 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:23,515 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:23,515 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:49:23,516 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 18:49:23,516 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:23,518 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:23,536 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2021-12-06 18:49:23,536 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-06 18:49:23,537 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:23,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:23,537 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:23,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2021-12-06 18:49:23,538 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:23,545 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:49:23,545 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:23,545 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:23,545 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:23,546 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:49:23,546 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:49:23,546 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:23,548 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:23,566 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2021-12-06 18:49:23,566 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:23,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:23,567 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:23,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2021-12-06 18:49:23,568 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:23,576 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:49:23,576 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:23,576 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:23,576 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:23,576 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:49:23,577 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:49:23,577 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:23,579 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:23,597 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Ended with exit code 0 [2021-12-06 18:49:23,597 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-06 18:49:23,597 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:23,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:23,598 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:23,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2021-12-06 18:49:23,599 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:23,606 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:49:23,606 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:23,606 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:23,606 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:23,606 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:49:23,607 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 18:49:23,607 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:23,609 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:23,626 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2021-12-06 18:49:23,627 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:23,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:23,627 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:23,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2021-12-06 18:49:23,628 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:23,636 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:49:23,636 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:23,636 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:23,636 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:23,636 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:49:23,637 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 18:49:23,637 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:23,640 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:23,657 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Ended with exit code 0 [2021-12-06 18:49:23,658 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-06 18:49:23,658 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:23,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:23,658 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:23,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2021-12-06 18:49:23,660 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 [2021-12-06 18:49:23,668 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:23,668 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:49:23,668 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:23,668 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:23,668 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:23,668 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:49:23,669 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 18:49:23,669 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:23,672 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:23,690 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Ended with exit code 0 [2021-12-06 18:49:23,690 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:23,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:23,691 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:23,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2021-12-06 18:49:23,692 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:23,700 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:23,700 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:49:23,700 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:23,700 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:23,700 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:23,700 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:49:23,701 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 18:49:23,701 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:23,705 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:23,722 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Ended with exit code 0 [2021-12-06 18:49:23,722 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-06 18:49:23,723 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:23,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:23,723 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:23,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2021-12-06 18:49:23,724 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:23,731 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:23,732 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 18:49:23,732 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:23,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:23,732 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:23,732 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:49:23,733 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:49:23,733 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:23,737 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:23,754 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Ended with exit code 0 [2021-12-06 18:49:23,754 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:23,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:23,755 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:23,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2021-12-06 18:49:23,756 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 [2021-12-06 18:49:23,763 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:23,764 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 18:49:23,764 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:23,764 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:23,764 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:23,764 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:49:23,765 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:49:23,765 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:23,772 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:23,790 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Forceful destruction successful, exit code 0 [2021-12-06 18:49:23,791 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-06 18:49:23,791 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:23,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:23,791 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:23,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2021-12-06 18:49:23,793 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:23,800 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:23,800 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:49:23,800 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:23,800 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:23,800 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:23,800 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:49:23,801 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 18:49:23,801 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:23,808 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:23,826 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Ended with exit code 0 [2021-12-06 18:49:23,826 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:23,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:23,827 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:23,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2021-12-06 18:49:23,828 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:23,835 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:23,835 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:49:23,835 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:23,836 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:23,836 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:23,836 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:49:23,837 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 18:49:23,837 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:23,849 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:23,868 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Ended with exit code 0 [2021-12-06 18:49:23,868 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-06 18:49:23,868 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:23,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:23,869 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:23,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2021-12-06 18:49:23,870 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:23,877 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:23,877 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:49:23,877 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:23,877 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:23,877 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:23,877 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:49:23,877 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:49:23,877 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:23,880 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:23,898 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Ended with exit code 0 [2021-12-06 18:49:23,898 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:23,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:23,899 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:23,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2021-12-06 18:49:23,900 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:23,907 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:23,907 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:49:23,907 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:23,907 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:23,907 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:23,907 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:49:23,908 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:49:23,908 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:23,912 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:23,930 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Ended with exit code 0 [2021-12-06 18:49:23,930 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-06 18:49:23,930 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:23,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:23,931 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:23,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2021-12-06 18:49:23,932 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:23,939 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:23,939 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:49:23,939 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:23,940 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:23,940 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:23,940 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 18:49:23,940 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 18:49:23,940 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:23,944 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:23,963 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Ended with exit code 0 [2021-12-06 18:49:23,963 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:23,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:23,964 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:23,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2021-12-06 18:49:23,965 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:23,972 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:23,972 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:49:23,972 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:23,972 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:23,972 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:23,972 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 18:49:23,974 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 18:49:23,974 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:23,980 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:23,998 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Ended with exit code 0 [2021-12-06 18:49:24,030 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 18:49:24,030 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 18:49:24,030 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 18:49:24,030 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 18:49:24,030 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-06 18:49:24,030 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:24,030 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 18:49:24,030 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 18:49:24,031 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-nt.c_Iteration1_Lasso [2021-12-06 18:49:24,031 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 18:49:24,031 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 18:49:24,032 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:49:24,040 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:49:24,041 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:49:24,042 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:49:24,044 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:49:24,084 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 18:49:24,084 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-06 18:49:24,084 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:24,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:24,085 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:24,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2021-12-06 18:49:24,086 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 18:49:24,086 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 18:49:24,113 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Ended with exit code 0 [2021-12-06 18:49:24,114 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:24,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:24,114 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:24,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2021-12-06 18:49:24,115 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-06 18:49:24,115 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 18:49:24,124 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-06 18:49:24,143 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Ended with exit code 0 [2021-12-06 18:49:24,143 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 18:49:24,143 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 18:49:24,143 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 18:49:24,143 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 18:49:24,144 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 18:49:24,144 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:24,144 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 18:49:24,144 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 18:49:24,144 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-nt.c_Iteration1_Lasso [2021-12-06 18:49:24,144 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 18:49:24,144 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 18:49:24,146 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:49:24,153 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:49:24,154 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:49:24,156 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:49:24,158 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:49:24,194 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 18:49:24,194 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 18:49:24,194 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:24,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:24,195 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:24,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2021-12-06 18:49:24,196 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:24,203 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:49:24,203 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:24,203 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:24,203 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 18:49:24,205 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 18:49:24,205 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 18:49:24,209 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:24,227 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Ended with exit code 0 [2021-12-06 18:49:24,227 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:24,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:24,228 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:24,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2021-12-06 18:49:24,230 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:24,237 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:49:24,237 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:24,237 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:24,237 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:24,237 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 18:49:24,238 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 18:49:24,238 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:24,239 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:24,256 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Ended with exit code 0 [2021-12-06 18:49:24,256 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:24,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:24,257 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:24,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2021-12-06 18:49:24,258 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 [2021-12-06 18:49:24,265 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:49:24,265 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:24,265 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:24,265 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:24,265 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 18:49:24,266 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 18:49:24,266 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:24,266 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:24,284 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Ended with exit code 0 [2021-12-06 18:49:24,284 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:24,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:24,285 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:24,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process [2021-12-06 18:49:24,286 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:24,293 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:49:24,293 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:24,293 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:24,293 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 18:49:24,294 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 18:49:24,294 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 18:49:24,297 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:24,315 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Ended with exit code 0 [2021-12-06 18:49:24,315 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:24,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:24,316 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:24,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Waiting until timeout for monitored process [2021-12-06 18:49:24,317 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:24,324 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:49:24,324 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:24,324 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:24,324 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:24,325 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 18:49:24,325 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 18:49:24,325 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:24,326 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:24,344 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Ended with exit code 0 [2021-12-06 18:49:24,344 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-06 18:49:24,344 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:24,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:24,345 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:24,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Waiting until timeout for monitored process [2021-12-06 18:49:24,346 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:24,353 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:49:24,353 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:24,353 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:24,353 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:49:24,355 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-06 18:49:24,355 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-06 18:49:24,361 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:24,379 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Ended with exit code 0 [2021-12-06 18:49:24,379 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:24,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:24,380 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:24,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Waiting until timeout for monitored process [2021-12-06 18:49:24,381 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:24,388 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:49:24,388 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:24,388 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:24,388 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:24,388 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:49:24,388 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 18:49:24,388 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:24,389 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:24,407 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Ended with exit code 0 [2021-12-06 18:49:24,407 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:24,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:24,408 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:24,409 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Waiting until timeout for monitored process [2021-12-06 18:49:24,409 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:24,416 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:49:24,416 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:24,416 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:24,416 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:24,416 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:49:24,417 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 18:49:24,417 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:24,417 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:24,435 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Ended with exit code 0 [2021-12-06 18:49:24,435 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:24,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:24,436 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:24,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Waiting until timeout for monitored process [2021-12-06 18:49:24,437 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:24,445 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:49:24,445 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:24,445 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:24,445 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:49:24,446 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-06 18:49:24,446 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-06 18:49:24,450 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:24,468 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Ended with exit code 0 [2021-12-06 18:49:24,468 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:24,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:24,469 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:24,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Waiting until timeout for monitored process [2021-12-06 18:49:24,470 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:24,476 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:49:24,477 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:24,477 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:24,477 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:24,477 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:49:24,477 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 18:49:24,477 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:24,478 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:24,495 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Forceful destruction successful, exit code 0 [2021-12-06 18:49:24,496 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-06 18:49:24,496 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:24,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:24,496 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:24,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Waiting until timeout for monitored process [2021-12-06 18:49:24,498 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:24,505 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:49:24,505 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:24,505 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:24,505 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:49:24,507 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 18:49:24,507 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 18:49:24,515 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:24,533 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Ended with exit code 0 [2021-12-06 18:49:24,533 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:24,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:24,534 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:24,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Waiting until timeout for monitored process [2021-12-06 18:49:24,535 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:24,542 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:49:24,542 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:24,542 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:24,542 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:24,542 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:49:24,542 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:49:24,542 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:24,544 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:24,561 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Ended with exit code 0 [2021-12-06 18:49:24,561 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:24,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:24,562 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:24,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Waiting until timeout for monitored process [2021-12-06 18:49:24,563 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:24,570 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:49:24,570 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:24,570 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:24,571 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:24,571 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:49:24,571 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:49:24,571 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:24,572 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:24,589 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Ended with exit code 0 [2021-12-06 18:49:24,590 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:24,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:24,590 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:24,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Waiting until timeout for monitored process [2021-12-06 18:49:24,592 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:24,599 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:49:24,599 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:24,599 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:24,599 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:49:24,600 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 18:49:24,600 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 18:49:24,606 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:24,623 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Ended with exit code 0 [2021-12-06 18:49:24,623 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:24,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:24,624 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:24,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Waiting until timeout for monitored process [2021-12-06 18:49:24,626 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:24,633 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:49:24,633 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:24,634 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:24,634 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:24,634 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:49:24,634 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:49:24,634 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:24,635 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:24,653 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Forceful destruction successful, exit code 0 [2021-12-06 18:49:24,653 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-06 18:49:24,653 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:24,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:24,654 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:24,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Waiting until timeout for monitored process [2021-12-06 18:49:24,655 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:24,663 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:49:24,663 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:24,663 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:24,663 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:49:24,666 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-06 18:49:24,666 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-06 18:49:24,676 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:24,694 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Forceful destruction successful, exit code 0 [2021-12-06 18:49:24,694 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:24,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:24,695 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:24,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Waiting until timeout for monitored process [2021-12-06 18:49:24,696 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:24,703 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:49:24,703 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:24,704 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:24,704 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:24,704 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:49:24,704 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 18:49:24,704 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:24,705 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:24,723 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Ended with exit code 0 [2021-12-06 18:49:24,723 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:24,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:24,724 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:24,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Waiting until timeout for monitored process [2021-12-06 18:49:24,725 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:24,732 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:49:24,732 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:24,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:24,732 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:24,732 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:49:24,733 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 18:49:24,733 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:24,734 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:24,752 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Ended with exit code 0 [2021-12-06 18:49:24,752 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:24,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:24,753 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:24,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Waiting until timeout for monitored process [2021-12-06 18:49:24,754 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:24,761 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:49:24,761 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:24,761 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:24,761 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:49:24,763 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-06 18:49:24,763 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-06 18:49:24,771 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:24,788 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Ended with exit code 0 [2021-12-06 18:49:24,789 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:24,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:24,789 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:24,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Waiting until timeout for monitored process [2021-12-06 18:49:24,790 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:24,797 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:49:24,798 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:24,798 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:24,798 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:24,798 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:49:24,799 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 18:49:24,799 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:24,800 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:24,818 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Ended with exit code 0 [2021-12-06 18:49:24,818 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-06 18:49:24,818 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:24,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:24,819 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:24,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Waiting until timeout for monitored process [2021-12-06 18:49:24,820 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:24,827 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:24,827 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:49:24,827 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:24,827 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:24,827 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:49:24,829 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-06 18:49:24,829 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-06 18:49:24,840 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:24,857 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Ended with exit code 0 [2021-12-06 18:49:24,858 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:24,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:24,858 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:24,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Waiting until timeout for monitored process [2021-12-06 18:49:24,859 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:24,867 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:24,867 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:49:24,867 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:24,867 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:24,867 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:24,867 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:49:24,868 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 18:49:24,868 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:24,870 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:24,888 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Ended with exit code 0 [2021-12-06 18:49:24,888 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:24,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:24,889 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:24,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Waiting until timeout for monitored process [2021-12-06 18:49:24,890 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:24,897 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:24,897 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:49:24,897 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:24,897 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:24,897 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:24,897 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:49:24,898 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 18:49:24,898 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:24,899 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:24,917 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Forceful destruction successful, exit code 0 [2021-12-06 18:49:24,918 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:24,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:24,918 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:24,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Waiting until timeout for monitored process [2021-12-06 18:49:24,919 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:24,927 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:24,927 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:49:24,927 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:24,927 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:24,927 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:49:24,929 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-06 18:49:24,929 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-06 18:49:24,935 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:24,952 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Ended with exit code 0 [2021-12-06 18:49:24,953 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:24,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:24,953 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:24,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Waiting until timeout for monitored process [2021-12-06 18:49:24,955 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:24,962 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:24,962 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:49:24,962 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:24,962 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:24,962 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:24,962 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:49:24,962 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 18:49:24,962 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:24,964 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:24,981 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Ended with exit code 0 [2021-12-06 18:49:24,981 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-06 18:49:24,982 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:24,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:24,982 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:24,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Waiting until timeout for monitored process [2021-12-06 18:49:24,984 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:24,991 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:24,991 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 18:49:24,991 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:24,991 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:24,991 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:49:24,994 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 18:49:24,994 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 18:49:25,024 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:25,043 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Ended with exit code 0 [2021-12-06 18:49:25,043 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:25,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:25,044 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:25,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Waiting until timeout for monitored process [2021-12-06 18:49:25,046 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:25,053 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:25,053 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 18:49:25,053 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:25,053 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:25,053 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:25,053 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:49:25,054 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:49:25,054 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:25,056 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:25,074 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Ended with exit code 0 [2021-12-06 18:49:25,074 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:25,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:25,075 INFO L229 MonitoredProcess]: Starting monitored process 132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:25,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Waiting until timeout for monitored process [2021-12-06 18:49:25,076 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:25,084 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:25,085 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 18:49:25,085 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:25,085 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:25,085 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:25,085 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:49:25,086 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:49:25,086 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:25,088 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:25,106 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Ended with exit code 0 [2021-12-06 18:49:25,106 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:25,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:25,107 INFO L229 MonitoredProcess]: Starting monitored process 133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:25,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Waiting until timeout for monitored process [2021-12-06 18:49:25,108 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:25,115 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:25,115 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 18:49:25,115 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:25,115 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:25,115 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:49:25,117 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 18:49:25,117 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 18:49:25,128 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:25,145 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Ended with exit code 0 [2021-12-06 18:49:25,146 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:25,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:25,146 INFO L229 MonitoredProcess]: Starting monitored process 134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:25,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Waiting until timeout for monitored process [2021-12-06 18:49:25,148 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:25,155 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:25,155 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 18:49:25,155 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:25,155 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:25,155 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:25,155 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:49:25,156 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:49:25,156 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:25,158 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:25,176 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Ended with exit code 0 [2021-12-06 18:49:25,176 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-06 18:49:25,176 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:25,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:25,177 INFO L229 MonitoredProcess]: Starting monitored process 135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:25,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Waiting until timeout for monitored process [2021-12-06 18:49:25,178 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:25,185 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:25,185 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:49:25,185 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:25,185 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:25,185 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:49:25,189 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-06 18:49:25,189 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-06 18:49:25,230 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:25,248 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Ended with exit code 0 [2021-12-06 18:49:25,248 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:25,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:25,248 INFO L229 MonitoredProcess]: Starting monitored process 136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:25,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Waiting until timeout for monitored process [2021-12-06 18:49:25,250 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:25,258 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:25,258 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:49:25,258 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:25,258 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:25,258 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:25,258 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:49:25,259 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 18:49:25,259 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:25,263 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:25,281 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Ended with exit code 0 [2021-12-06 18:49:25,281 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:25,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:25,282 INFO L229 MonitoredProcess]: Starting monitored process 137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:25,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Waiting until timeout for monitored process [2021-12-06 18:49:25,283 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:25,289 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:25,290 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:49:25,290 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:25,290 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:25,290 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:25,290 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:49:25,290 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 18:49:25,291 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:25,293 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:25,311 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Ended with exit code 0 [2021-12-06 18:49:25,312 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:25,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:25,312 INFO L229 MonitoredProcess]: Starting monitored process 138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:25,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Waiting until timeout for monitored process [2021-12-06 18:49:25,313 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:25,321 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:25,321 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:49:25,321 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:25,321 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:25,321 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:49:25,324 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-06 18:49:25,324 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-06 18:49:25,339 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:25,357 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Ended with exit code 0 [2021-12-06 18:49:25,357 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:25,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:25,358 INFO L229 MonitoredProcess]: Starting monitored process 139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:25,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Waiting until timeout for monitored process [2021-12-06 18:49:25,359 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 [2021-12-06 18:49:25,366 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:25,366 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:49:25,366 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:25,367 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:25,367 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:25,367 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:49:25,367 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 18:49:25,367 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:25,370 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:25,388 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Ended with exit code 0 [2021-12-06 18:49:25,388 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-06 18:49:25,389 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:25,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:25,389 INFO L229 MonitoredProcess]: Starting monitored process 140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:25,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Waiting until timeout for monitored process [2021-12-06 18:49:25,390 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:25,397 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:25,397 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:49:25,397 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:25,397 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:25,397 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:49:25,400 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 18:49:25,400 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 18:49:25,410 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:25,429 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Ended with exit code 0 [2021-12-06 18:49:25,429 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:25,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:25,430 INFO L229 MonitoredProcess]: Starting monitored process 141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:25,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Waiting until timeout for monitored process [2021-12-06 18:49:25,431 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:25,438 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:25,438 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:49:25,438 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:25,438 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:25,438 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:25,438 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:49:25,438 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:49:25,438 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:25,440 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:25,458 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Ended with exit code 0 [2021-12-06 18:49:25,458 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:25,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:25,459 INFO L229 MonitoredProcess]: Starting monitored process 142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:25,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Waiting until timeout for monitored process [2021-12-06 18:49:25,460 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:25,467 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:25,467 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:49:25,468 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:25,468 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:25,468 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:25,468 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:49:25,468 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:49:25,468 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:25,470 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:25,487 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Ended with exit code 0 [2021-12-06 18:49:25,488 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:25,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:25,488 INFO L229 MonitoredProcess]: Starting monitored process 143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:25,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Waiting until timeout for monitored process [2021-12-06 18:49:25,490 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:25,497 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:25,497 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:49:25,497 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:25,497 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:25,497 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:49:25,499 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 18:49:25,499 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 18:49:25,505 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:25,523 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Forceful destruction successful, exit code 0 [2021-12-06 18:49:25,523 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:25,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:25,524 INFO L229 MonitoredProcess]: Starting monitored process 144 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:25,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Waiting until timeout for monitored process [2021-12-06 18:49:25,525 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:25,533 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:25,533 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:49:25,533 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:25,533 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:25,533 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:25,533 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:49:25,534 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:49:25,534 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:25,535 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:25,553 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Ended with exit code 0 [2021-12-06 18:49:25,553 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-06 18:49:25,553 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:25,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:25,554 INFO L229 MonitoredProcess]: Starting monitored process 145 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:25,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Waiting until timeout for monitored process [2021-12-06 18:49:25,555 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:25,562 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:25,562 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:49:25,562 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:25,562 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:25,562 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 18:49:25,566 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-12-06 18:49:25,566 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-06 18:49:25,587 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:25,605 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Ended with exit code 0 [2021-12-06 18:49:25,606 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:25,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:25,606 INFO L229 MonitoredProcess]: Starting monitored process 146 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:25,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Waiting until timeout for monitored process [2021-12-06 18:49:25,607 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 [2021-12-06 18:49:25,614 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:25,614 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:49:25,614 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:25,615 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:25,615 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:25,615 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 18:49:25,615 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 18:49:25,615 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:25,617 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:25,635 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Ended with exit code 0 [2021-12-06 18:49:25,635 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:25,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:25,636 INFO L229 MonitoredProcess]: Starting monitored process 147 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:25,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Waiting until timeout for monitored process [2021-12-06 18:49:25,637 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:25,644 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:25,644 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:49:25,644 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:25,644 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:25,644 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:25,644 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 18:49:25,645 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 18:49:25,645 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:25,647 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:25,665 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Forceful destruction successful, exit code 0 [2021-12-06 18:49:25,665 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:25,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:25,665 INFO L229 MonitoredProcess]: Starting monitored process 148 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:25,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Waiting until timeout for monitored process [2021-12-06 18:49:25,666 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:49:25,673 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:25,673 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:49:25,673 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:25,673 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:25,674 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 18:49:25,676 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-12-06 18:49:25,676 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-06 18:49:25,689 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:25,707 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Ended with exit code 0 [2021-12-06 18:49:25,707 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:49:25,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:49:25,709 INFO L229 MonitoredProcess]: Starting monitored process 149 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:49:25,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Waiting until timeout for monitored process [2021-12-06 18:49:25,710 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 [2021-12-06 18:49:25,717 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:49:25,717 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:49:25,717 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:49:25,717 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:49:25,717 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:49:25,717 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 18:49:25,718 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 18:49:25,718 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:49:25,720 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:49:25,738 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Ended with exit code 0 [2021-12-06 18:49:25,743 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 06.12 06:49:25 BoogieIcfgContainer [2021-12-06 18:49:25,743 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-12-06 18:49:25,744 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-06 18:49:25,744 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-06 18:49:25,744 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-06 18:49:25,744 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:49:19" (3/4) ... [2021-12-06 18:49:25,747 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-06 18:49:25,747 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-06 18:49:25,748 INFO L158 Benchmark]: Toolchain (without parser) took 6201.51ms. Allocated memory was 136.3MB in the beginning and 163.6MB in the end (delta: 27.3MB). Free memory was 98.3MB in the beginning and 87.7MB in the end (delta: 10.6MB). Peak memory consumption was 37.9MB. Max. memory is 16.1GB. [2021-12-06 18:49:25,748 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 136.3MB. Free memory is still 114.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 18:49:25,749 INFO L158 Benchmark]: CACSL2BoogieTranslator took 146.13ms. Allocated memory is still 136.3MB. Free memory was 98.1MB in the beginning and 113.6MB in the end (delta: -15.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-06 18:49:25,749 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.72ms. Allocated memory is still 136.3MB. Free memory was 113.6MB in the beginning and 112.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 18:49:25,749 INFO L158 Benchmark]: Boogie Preprocessor took 16.12ms. Allocated memory is still 136.3MB. Free memory was 112.2MB in the beginning and 111.4MB in the end (delta: 788.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-06 18:49:25,749 INFO L158 Benchmark]: RCFGBuilder took 160.81ms. Allocated memory is still 136.3MB. Free memory was 111.4MB in the beginning and 103.1MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-06 18:49:25,750 INFO L158 Benchmark]: BuchiAutomizer took 5841.92ms. Allocated memory was 136.3MB in the beginning and 163.6MB in the end (delta: 27.3MB). Free memory was 103.1MB in the beginning and 87.7MB in the end (delta: 15.4MB). Peak memory consumption was 90.5MB. Max. memory is 16.1GB. [2021-12-06 18:49:25,750 INFO L158 Benchmark]: Witness Printer took 3.15ms. Allocated memory is still 163.6MB. Free memory is still 87.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 18:49:25,752 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 136.3MB. Free memory is still 114.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 146.13ms. Allocated memory is still 136.3MB. Free memory was 98.1MB in the beginning and 113.6MB in the end (delta: -15.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.72ms. Allocated memory is still 136.3MB. Free memory was 113.6MB in the beginning and 112.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 16.12ms. Allocated memory is still 136.3MB. Free memory was 112.2MB in the beginning and 111.4MB in the end (delta: 788.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 160.81ms. Allocated memory is still 136.3MB. Free memory was 111.4MB in the beginning and 103.1MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 5841.92ms. Allocated memory was 136.3MB in the beginning and 163.6MB in the end (delta: 27.3MB). Free memory was 103.1MB in the beginning and 87.7MB in the end (delta: 15.4MB). Peak memory consumption was 90.5MB. Max. memory is 16.1GB. * Witness Printer took 3.15ms. Allocated memory is still 163.6MB. Free memory is still 87.7MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 5.8s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 5.7s. 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: LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital40 mio100 ax100 hnf87 lsp80 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq206 hnf92 smp100 dnf100 smp100 tf102 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 33ms VariablesStem: 1 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0;" "assume !false;" "assume !!(0 == main_~y~0#1 * main_~y~0#1 - 2 * main_~x~0#1 + main_~y~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 + main_~x~0#1;" Loop: "assume !false;" "assume !!(0 == main_~y~0#1 * main_~y~0#1 - 2 * main_~x~0#1 + main_~y~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 + main_~x~0#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2021-12-06 18:49:25,779 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (80)] Ended with exit code 0 [2021-12-06 18:49:25,979 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (79)] Ended with exit code 0 [2021-12-06 18:49:26,184 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (78)] Ended with exit code 0 [2021-12-06 18:49:26,385 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-12-06 18:49:26,612 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-12-06 18:49:26,780 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/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_2dfb55d5-a84c-488a-9e19-dc5e2667e731/bin/uautomizer-DrprNOufMa/config using search string *Termination*32bit*_Bitvector*.epf No suitable settings file found using Termination*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN