./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/ps5-both-t.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/ps5-both-t.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF --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 a190b11af22b1e89ea47995b719123073dfcfd9c05dc0dd3676494fb96690b9e --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 07:03:23,607 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 07:03:23,610 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 07:03:23,663 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 07:03:23,664 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 07:03:23,669 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 07:03:23,672 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 07:03:23,677 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 07:03:23,679 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 07:03:23,687 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 07:03:23,688 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 07:03:23,690 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 07:03:23,691 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 07:03:23,694 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 07:03:23,696 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 07:03:23,701 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 07:03:23,705 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 07:03:23,707 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 07:03:23,709 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 07:03:23,714 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 07:03:23,719 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 07:03:23,720 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 07:03:23,724 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 07:03:23,725 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 07:03:23,731 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 07:03:23,732 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 07:03:23,732 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 07:03:23,734 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 07:03:23,735 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 07:03:23,737 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 07:03:23,738 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 07:03:23,739 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 07:03:23,741 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 07:03:23,742 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 07:03:23,744 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 07:03:23,744 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 07:03:23,745 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 07:03:23,745 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 07:03:23,745 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 07:03:23,746 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 07:03:23,747 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 07:03:23,748 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-11-20 07:03:23,806 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 07:03:23,811 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 07:03:23,812 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 07:03:23,812 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 07:03:23,813 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 07:03:23,814 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 07:03:23,814 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 07:03:23,815 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-20 07:03:23,815 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-20 07:03:23,815 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-20 07:03:23,816 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-20 07:03:23,817 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-20 07:03:23,817 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-20 07:03:23,817 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 07:03:23,817 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-20 07:03:23,818 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-20 07:03:23,818 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 07:03:23,818 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-20 07:03:23,818 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 07:03:23,819 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-20 07:03:23,819 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-20 07:03:23,819 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-20 07:03:23,819 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-20 07:03:23,819 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 07:03:23,820 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-20 07:03:23,820 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 07:03:23,822 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-20 07:03:23,822 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 07:03:23,823 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 07:03:23,823 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 07:03:23,823 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 07:03:23,824 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 07:03:23,825 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-20 07:03:23,825 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_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a190b11af22b1e89ea47995b719123073dfcfd9c05dc0dd3676494fb96690b9e [2021-11-20 07:03:24,099 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 07:03:24,132 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 07:03:24,135 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 07:03:24,136 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 07:03:24,137 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 07:03:24,139 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/termination-nla/ps5-both-t.c [2021-11-20 07:03:24,215 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/data/45b0defd3/2f95a8c3eabf41a19f179eebeee0e20f/FLAG0c0ef0a45 [2021-11-20 07:03:24,642 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 07:03:24,642 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/sv-benchmarks/c/termination-nla/ps5-both-t.c [2021-11-20 07:03:24,661 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/data/45b0defd3/2f95a8c3eabf41a19f179eebeee0e20f/FLAG0c0ef0a45 [2021-11-20 07:03:25,045 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/data/45b0defd3/2f95a8c3eabf41a19f179eebeee0e20f [2021-11-20 07:03:25,047 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 07:03:25,049 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 07:03:25,050 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 07:03:25,051 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 07:03:25,065 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 07:03:25,066 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:03:25" (1/1) ... [2021-11-20 07:03:25,067 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65b419cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:03:25, skipping insertion in model container [2021-11-20 07:03:25,068 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:03:25" (1/1) ... [2021-11-20 07:03:25,078 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 07:03:25,088 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 07:03:25,250 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 07:03:25,254 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 07:03:25,268 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 07:03:25,280 INFO L208 MainTranslator]: Completed translation [2021-11-20 07:03:25,281 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:03:25 WrapperNode [2021-11-20 07:03:25,281 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 07:03:25,282 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 07:03:25,282 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 07:03:25,283 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 07:03:25,290 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:03:25" (1/1) ... [2021-11-20 07:03:25,295 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:03:25" (1/1) ... [2021-11-20 07:03:25,312 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 22 [2021-11-20 07:03:25,312 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 07:03:25,313 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 07:03:25,313 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 07:03:25,313 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 07:03:25,321 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:03:25" (1/1) ... [2021-11-20 07:03:25,322 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:03:25" (1/1) ... [2021-11-20 07:03:25,322 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:03:25" (1/1) ... [2021-11-20 07:03:25,323 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:03:25" (1/1) ... [2021-11-20 07:03:25,324 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:03:25" (1/1) ... [2021-11-20 07:03:25,328 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:03:25" (1/1) ... [2021-11-20 07:03:25,329 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:03:25" (1/1) ... [2021-11-20 07:03:25,330 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 07:03:25,331 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 07:03:25,331 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 07:03:25,331 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 07:03:25,332 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:03:25" (1/1) ... [2021-11-20 07:03:25,340 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:03:25,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:03:25,367 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:03:25,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-20 07:03:25,418 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 07:03:25,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 07:03:25,471 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 07:03:25,473 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 07:03:25,594 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 07:03:25,602 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 07:03:25,602 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-20 07:03:25,604 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:03:25 BoogieIcfgContainer [2021-11-20 07:03:25,604 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 07:03:25,605 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-20 07:03:25,605 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-20 07:03:25,609 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-20 07:03:25,609 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-20 07:03:25,610 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.11 07:03:25" (1/3) ... [2021-11-20 07:03:25,613 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4f8580c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 07:03:25, skipping insertion in model container [2021-11-20 07:03:25,613 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-20 07:03:25,613 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:03:25" (2/3) ... [2021-11-20 07:03:25,613 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4f8580c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 07:03:25, skipping insertion in model container [2021-11-20 07:03:25,613 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-20 07:03:25,614 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:03:25" (3/3) ... [2021-11-20 07:03:25,615 INFO L388 chiAutomizerObserver]: Analyzing ICFG ps5-both-t.c [2021-11-20 07:03:25,660 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-20 07:03:25,660 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-20 07:03:25,660 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-20 07:03:25,661 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-20 07:03:25,661 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-20 07:03:25,661 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-20 07:03:25,661 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-20 07:03:25,661 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-20 07:03:25,678 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) [2021-11-20 07:03:25,697 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-11-20 07:03:25,697 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 07:03:25,697 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 07:03:25,703 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-11-20 07:03:25,703 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-20 07:03:25,703 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-20 07:03:25,704 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) [2021-11-20 07:03:25,705 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-11-20 07:03:25,705 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 07:03:25,705 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 07:03:25,705 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-11-20 07:03:25,705 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-20 07:03:25,712 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~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; 4#L25-2true [2021-11-20 07:03:25,712 INFO L793 eck$LassoCheckResult]: Loop: 4#L25-2true assume !false; 7#L28true assume !!(main_~c~0#1 + 6 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + 15 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + 10 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 30 * main_~x~0#1 - main_~y~0#1 < main_~k~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_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~x~0#1; 4#L25-2true [2021-11-20 07:03:25,718 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:03:25,718 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-11-20 07:03:25,728 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:03:25,728 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [163038449] [2021-11-20 07:03:25,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:03:25,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:03:25,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:03:25,800 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 07:03:25,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:03:25,818 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 07:03:25,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:03:25,822 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 1 times [2021-11-20 07:03:25,822 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:03:25,823 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [497146434] [2021-11-20 07:03:25,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:03:25,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:03:25,829 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 07:03:25,829 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [536803524] [2021-11-20 07:03:25,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:03:25,830 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 07:03:25,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:03:25,843 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 07:03:25,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-20 07:03:25,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:03:25,885 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 07:03:25,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:03:25,901 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 07:03:25,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:03:25,910 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 1 times [2021-11-20 07:03:25,910 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:03:25,911 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1202596667] [2021-11-20 07:03:25,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:03:25,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:03:25,916 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 07:03:25,927 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1423784702] [2021-11-20 07:03:25,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:03:25,928 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 07:03:25,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:03:25,933 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 07:03:25,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-20 07:03:25,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:03:25,988 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 07:03:25,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:03:25,998 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 07:03:26,359 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 07:03:26,359 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 07:03:26,372 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 07:03:26,372 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 07:03:26,373 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-20 07:03:26,373 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:03:26,373 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 07:03:26,373 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 07:03:26,373 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps5-both-t.c_Iteration1_Loop [2021-11-20 07:03:26,374 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 07:03:26,374 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 07:03:26,405 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:04:12,015 WARN L227 SmtUtils]: Spent 45.51s on a formula simplification that was a NOOP. DAG size: 33 (called from [L 68] de.uni_freiburg.informatik.ultimate.icfgtransformer.transformulatransformers.SimplifyPreprocessor.process) [2021-11-20 07:04:12,019 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 07:04:12,019 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-20 07:04:12,021 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:12,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:12,023 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:12,030 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 07:04:12,030 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 07:04:12,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-20 07:04:12,072 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2021-11-20 07:04:12,073 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:12,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:12,074 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:12,076 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-20 07:04:12,092 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-20 07:04:12,092 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 07:04:12,136 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-20 07:04:12,172 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-11-20 07:04:12,173 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 07:04:12,173 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 07:04:12,173 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 07:04:12,173 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 07:04:12,173 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-20 07:04:12,173 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:12,173 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 07:04:12,174 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 07:04:12,174 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps5-both-t.c_Iteration1_Loop [2021-11-20 07:04:12,174 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 07:04:12,174 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 07:04:12,176 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:04:12,248 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 07:04:12,253 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-20 07:04:12,254 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:12,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:12,257 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:12,263 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:12,273 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:04:12,273 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:04:12,273 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:12,274 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:12,274 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:04:12,279 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 07:04:12,279 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:04:12,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-20 07:04:12,296 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:12,330 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-11-20 07:04:12,330 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-20 07:04:12,330 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:12,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:12,332 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:12,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-20 07:04:12,334 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 [2021-11-20 07:04:12,342 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:04:12,342 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:04:12,342 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:12,342 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:12,342 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 07:04:12,346 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 07:04:12,346 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:04:12,375 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:12,409 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-11-20 07:04:12,409 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-20 07:04:12,409 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:12,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:12,410 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:12,416 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:12,426 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:04:12,427 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:04:12,427 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:12,427 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:12,427 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 07:04:12,431 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 07:04:12,432 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:04:12,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-11-20 07:04:12,450 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:12,487 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-11-20 07:04:12,487 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-20 07:04:12,487 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:12,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:12,489 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:12,494 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:12,505 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:04:12,505 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:04:12,505 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:12,506 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:12,506 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 07:04:12,511 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 07:04:12,511 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:04:12,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-11-20 07:04:12,527 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:12,550 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-11-20 07:04:12,550 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-20 07:04:12,551 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:12,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:12,552 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:12,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-11-20 07:04:12,560 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:12,569 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 07:04:12,569 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 07:04:12,569 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:04:12,569 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:12,569 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:12,570 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 07:04:12,575 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 07:04:12,575 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:04:12,595 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:12,619 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-11-20 07:04:12,620 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-20 07:04:12,620 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:12,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:12,621 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:12,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-11-20 07:04:12,623 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:12,633 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 07:04:12,633 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 07:04:12,633 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:04:12,633 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:12,633 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:12,633 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 07:04:12,640 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 07:04:12,640 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:04:12,660 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:12,692 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-11-20 07:04:12,692 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-20 07:04:12,692 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:12,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:12,693 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:12,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-11-20 07:04:12,697 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:12,708 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 07:04:12,708 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 07:04:12,709 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:04:12,709 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:12,709 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:12,709 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 07:04:12,720 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 07:04:12,720 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:04:12,749 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:12,774 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-11-20 07:04:12,774 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-20 07:04:12,774 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:12,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:12,775 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:12,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-11-20 07:04:12,780 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:12,787 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 07:04:12,788 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 07:04:12,788 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:04:12,788 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:12,788 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:12,788 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 07:04:12,792 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 07:04:12,793 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:04:12,808 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:12,846 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-11-20 07:04:12,847 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-20 07:04:12,847 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:12,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:12,848 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:12,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-11-20 07:04:12,855 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:12,878 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 07:04:12,878 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 07:04:12,878 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:04:12,878 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:12,879 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:12,879 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 07:04:12,886 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 07:04:12,886 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:04:12,915 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:12,947 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-11-20 07:04:12,971 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 07:04:12,971 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 07:04:12,971 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 07:04:12,971 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 07:04:12,971 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-20 07:04:12,971 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:12,972 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 07:04:12,972 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 07:04:12,972 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps5-both-t.c_Iteration1_Lasso [2021-11-20 07:04:12,972 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 07:04:12,972 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 07:04:12,978 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:04:12,999 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:04:13,002 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:04:13,076 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 07:04:13,077 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-20 07:04:13,077 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:13,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:13,080 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:13,087 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 07:04:13,087 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 07:04:13,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-11-20 07:04:13,141 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-11-20 07:04:13,141 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:13,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:13,142 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:13,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-11-20 07:04:13,146 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-20 07:04:13,146 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 07:04:13,165 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-20 07:04:13,187 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-11-20 07:04:13,187 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 07:04:13,187 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 07:04:13,187 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 07:04:13,187 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 07:04:13,187 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-20 07:04:13,187 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:13,187 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 07:04:13,187 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 07:04:13,187 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps5-both-t.c_Iteration1_Lasso [2021-11-20 07:04:13,188 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 07:04:13,188 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 07:04:13,190 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:04:13,214 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:04:13,217 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:04:13,302 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 07:04:13,303 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-20 07:04:13,303 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:13,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:13,304 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:13,315 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:13,324 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:04:13,325 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:13,325 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:13,325 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:04:13,335 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 07:04:13,336 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 07:04:13,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-11-20 07:04:13,352 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:13,388 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-11-20 07:04:13,388 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:13,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:13,389 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:13,395 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 [2021-11-20 07:04:13,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-11-20 07:04:13,402 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:04:13,402 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:04:13,403 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:13,403 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:13,403 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:04:13,403 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 07:04:13,403 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:04:13,417 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:13,452 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-11-20 07:04:13,452 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:13,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:13,453 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:13,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-11-20 07:04:13,455 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:13,462 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:04:13,462 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:04:13,463 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:13,463 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:13,463 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:04:13,463 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 07:04:13,463 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:04:13,499 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:13,535 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-11-20 07:04:13,535 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-20 07:04:13,535 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:13,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:13,537 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:13,550 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:13,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-11-20 07:04:13,558 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:04:13,558 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:13,558 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:13,558 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 07:04:13,565 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-20 07:04:13,566 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-20 07:04:13,591 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:13,625 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-11-20 07:04:13,626 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:13,626 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:13,627 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:13,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-11-20 07:04:13,631 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:13,638 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:04:13,639 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:04:13,639 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:13,639 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:13,639 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 07:04:13,643 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 07:04:13,644 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:04:13,647 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:13,666 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-11-20 07:04:13,667 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:13,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:13,668 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:13,672 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:13,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-11-20 07:04:13,679 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:04:13,679 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:04:13,679 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:13,679 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:13,679 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 07:04:13,680 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 07:04:13,680 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:04:13,681 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:13,700 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-11-20 07:04:13,700 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-20 07:04:13,700 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:13,700 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:13,701 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:13,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-11-20 07:04:13,703 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:13,710 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:04:13,710 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:13,711 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:13,711 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 07:04:13,719 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 07:04:13,719 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 07:04:13,743 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:13,775 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-11-20 07:04:13,776 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:13,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:13,777 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:13,779 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:13,788 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:04:13,789 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:04:13,789 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:13,789 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:13,789 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 07:04:13,790 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 07:04:13,790 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:04:13,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-11-20 07:04:13,803 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:13,843 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-11-20 07:04:13,843 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:13,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:13,844 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:13,848 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:13,857 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:04:13,857 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:04:13,857 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:13,857 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:13,857 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 07:04:13,858 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 07:04:13,858 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:04:13,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-11-20 07:04:13,866 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:13,887 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-11-20 07:04:13,888 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-20 07:04:13,888 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:13,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:13,889 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:13,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-11-20 07:04:13,890 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 [2021-11-20 07:04:13,898 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:04:13,899 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:13,899 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:13,899 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 07:04:13,923 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-20 07:04:13,924 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-20 07:04:13,955 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:13,988 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-11-20 07:04:13,989 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:13,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:13,992 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:13,996 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:14,005 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:04:14,005 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:04:14,005 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:14,006 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:14,006 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 07:04:14,007 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 07:04:14,007 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:04:14,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-11-20 07:04:14,023 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:14,045 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2021-11-20 07:04:14,045 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:14,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:14,046 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:14,049 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-11-20 07:04:14,050 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:14,058 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:04:14,058 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:04:14,059 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:14,059 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:14,059 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 07:04:14,059 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 07:04:14,059 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:04:14,064 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:14,083 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2021-11-20 07:04:14,083 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-20 07:04:14,083 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:14,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:14,084 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:14,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-11-20 07:04:14,087 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:14,095 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 07:04:14,095 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 07:04:14,095 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:14,096 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:14,096 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 07:04:14,106 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-20 07:04:14,106 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-20 07:04:14,126 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:14,162 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-11-20 07:04:14,162 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:14,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:14,163 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:14,172 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:14,181 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 07:04:14,181 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 07:04:14,181 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:04:14,182 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:14,182 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:14,182 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 07:04:14,183 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 07:04:14,183 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:04:14,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-11-20 07:04:14,199 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:14,234 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-11-20 07:04:14,234 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:14,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:14,235 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:14,240 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:14,249 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 07:04:14,249 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 07:04:14,250 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:04:14,250 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:14,250 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:14,250 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 07:04:14,252 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 07:04:14,252 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:04:14,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-11-20 07:04:14,263 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:14,296 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-11-20 07:04:14,297 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-20 07:04:14,297 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:14,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:14,300 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:14,302 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:14,312 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 07:04:14,312 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 07:04:14,312 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:14,312 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:14,312 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 07:04:14,322 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 07:04:14,323 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 07:04:14,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-11-20 07:04:14,354 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:14,373 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2021-11-20 07:04:14,373 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:14,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:14,374 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:14,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-11-20 07:04:14,380 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:14,387 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 07:04:14,387 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 07:04:14,387 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:04:14,388 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:14,388 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:14,388 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 07:04:14,388 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 07:04:14,389 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:04:14,404 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:14,423 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-11-20 07:04:14,423 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:14,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:14,424 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:14,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-11-20 07:04:14,426 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:14,433 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 07:04:14,433 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 07:04:14,433 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:04:14,433 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:14,434 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:14,434 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 07:04:14,435 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 07:04:14,435 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:04:14,456 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:14,488 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-11-20 07:04:14,488 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-20 07:04:14,488 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:14,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:14,491 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:14,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-11-20 07:04:14,499 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:14,508 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 07:04:14,508 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 07:04:14,508 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:14,508 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:14,509 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 07:04:14,529 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-20 07:04:14,529 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-20 07:04:14,583 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:14,602 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-11-20 07:04:14,602 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:14,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:14,603 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:14,605 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:14,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-11-20 07:04:14,613 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 07:04:14,613 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 07:04:14,613 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:04:14,613 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:14,613 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:14,613 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 07:04:14,615 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 07:04:14,615 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:04:14,638 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:14,657 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-11-20 07:04:14,657 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:14,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:14,658 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:14,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-11-20 07:04:14,659 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:14,667 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 07:04:14,667 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 07:04:14,667 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:04:14,667 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:14,667 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:14,668 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 07:04:14,669 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 07:04:14,669 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:04:14,695 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:14,727 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-11-20 07:04:14,728 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-20 07:04:14,728 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:14,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:14,731 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:14,764 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:14,773 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 07:04:14,774 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 07:04:14,774 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:14,774 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:14,774 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 07:04:14,783 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 07:04:14,783 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 07:04:14,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-11-20 07:04:14,807 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:14,843 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-11-20 07:04:14,843 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:14,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:14,844 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:14,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-11-20 07:04:14,846 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:14,852 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 07:04:14,853 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 07:04:14,853 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:04:14,853 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:14,853 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:14,853 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 07:04:14,854 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 07:04:14,854 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:04:14,863 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:14,899 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-11-20 07:04:14,900 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:14,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:14,901 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:14,913 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:14,922 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 07:04:14,922 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 07:04:14,922 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:04:14,922 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:14,922 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:14,922 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 07:04:14,923 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 07:04:14,923 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:04:14,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-11-20 07:04:14,939 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:14,964 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2021-11-20 07:04:14,964 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-20 07:04:14,964 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:14,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:14,965 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:14,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-11-20 07:04:14,966 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:14,973 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 07:04:14,974 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 07:04:14,974 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:14,974 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:14,974 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 07:04:14,991 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-20 07:04:14,991 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-20 07:04:15,026 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:15,045 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2021-11-20 07:04:15,045 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:15,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:15,046 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:15,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-11-20 07:04:15,048 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:15,057 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 07:04:15,057 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 07:04:15,057 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:04:15,057 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:15,057 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:15,057 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 07:04:15,059 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 07:04:15,059 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:04:15,071 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:15,090 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2021-11-20 07:04:15,091 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:15,091 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:15,092 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:15,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-11-20 07:04:15,093 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:15,100 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 07:04:15,100 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 07:04:15,100 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:04:15,100 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:15,101 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:15,101 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 07:04:15,102 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 07:04:15,102 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:04:15,123 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:15,141 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-11-20 07:04:15,142 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-11-20 07:04:15,142 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~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; 4#L25-2true assume !false; 7#L28true assume !!(main_~c~0#1 + 6 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + 15 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + 10 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 30 * main_~x~0#1 - main_~y~0#1 < main_~k~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_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~x~0#1; 4#L25-2true [2021-11-20 07:04:15,142 INFO L793 eck$LassoCheckResult]: Loop: 4#L25-2true assume !false; 7#L28true assume !!(main_~c~0#1 + 6 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + 15 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + 10 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 30 * main_~x~0#1 - main_~y~0#1 < main_~k~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_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~x~0#1; 4#L25-2true [2021-11-20 07:04:15,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:04:15,143 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 2 times [2021-11-20 07:04:15,143 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:04:15,143 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [834320614] [2021-11-20 07:04:15,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:04:15,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:04:15,146 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 07:04:15,146 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1444986479] [2021-11-20 07:04:15,146 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-20 07:04:15,146 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 07:04:15,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:15,147 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 07:04:15,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Waiting until timeout for monitored process [2021-11-20 07:04:15,172 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-20 07:04:15,172 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-20 07:04:15,172 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 07:04:15,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:04:15,179 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 07:04:15,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:04:15,179 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 2 times [2021-11-20 07:04:15,180 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:04:15,180 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [869175807] [2021-11-20 07:04:15,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:04:15,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:04:15,183 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 07:04:15,183 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2022204352] [2021-11-20 07:04:15,183 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-20 07:04:15,183 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 07:04:15,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:15,200 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 07:04:15,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Waiting until timeout for monitored process [2021-11-20 07:04:15,222 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-20 07:04:15,222 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-20 07:04:15,223 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 07:04:15,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:04:15,227 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 07:04:15,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:04:15,228 INFO L85 PathProgramCache]: Analyzing trace with hash 889694157, now seen corresponding path program 3 times [2021-11-20 07:04:15,228 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:04:15,229 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2000515815] [2021-11-20 07:04:15,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:04:15,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:04:15,232 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 07:04:15,232 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1892384791] [2021-11-20 07:04:15,232 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-20 07:04:15,232 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 07:04:15,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:15,234 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 07:04:15,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Waiting until timeout for monitored process [2021-11-20 07:04:15,268 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-20 07:04:15,269 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-20 07:04:15,269 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 07:04:15,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:04:15,276 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 07:04:15,318 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 07:04:15,318 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 07:04:15,318 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 07:04:15,319 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 07:04:15,319 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-20 07:04:15,319 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:15,319 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 07:04:15,319 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 07:04:15,319 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps5-both-t.c_Iteration1_Loop [2021-11-20 07:04:15,319 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 07:04:15,319 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 07:04:15,320 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:04:15,369 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 07:04:15,369 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-20 07:04:15,370 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:15,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:15,372 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:15,392 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 07:04:15,392 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 07:04:15,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-11-20 07:04:15,436 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2021-11-20 07:04:15,436 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:15,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:15,437 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:15,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-11-20 07:04:15,438 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-20 07:04:15,438 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 07:04:15,456 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-20 07:04:15,474 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2021-11-20 07:04:15,474 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 07:04:15,475 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 07:04:15,475 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 07:04:15,475 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 07:04:15,475 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-20 07:04:15,475 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:15,475 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 07:04:15,475 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 07:04:15,475 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps5-both-t.c_Iteration1_Loop [2021-11-20 07:04:15,475 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 07:04:15,475 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 07:04:15,476 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:04:15,533 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 07:04:15,534 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-20 07:04:15,534 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:15,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:15,535 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:15,542 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:15,551 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:04:15,551 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:04:15,551 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:15,551 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:15,551 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:04:15,553 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 07:04:15,553 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:04:15,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-11-20 07:04:15,564 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:15,586 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2021-11-20 07:04:15,586 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-20 07:04:15,587 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:15,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:15,587 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:15,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-11-20 07:04:15,589 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:15,596 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:04:15,596 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:04:15,596 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:15,596 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:15,596 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 07:04:15,598 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 07:04:15,598 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:04:15,600 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:15,633 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-11-20 07:04:15,633 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-20 07:04:15,634 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:15,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:15,634 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:15,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-11-20 07:04:15,636 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:15,644 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:04:15,644 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:04:15,644 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:15,644 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:15,644 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 07:04:15,653 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 07:04:15,653 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:04:15,672 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:15,707 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2021-11-20 07:04:15,707 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-20 07:04:15,708 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:15,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:15,709 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:15,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-11-20 07:04:15,711 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:15,719 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:04:15,719 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:04:15,719 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:15,719 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:15,719 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 07:04:15,722 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 07:04:15,722 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:04:15,751 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:15,774 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2021-11-20 07:04:15,774 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-20 07:04:15,774 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:15,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:15,775 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:15,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-11-20 07:04:15,781 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:15,789 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 07:04:15,789 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 07:04:15,789 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:04:15,789 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:15,789 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:15,789 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 07:04:15,791 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 07:04:15,791 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:04:15,804 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:15,822 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2021-11-20 07:04:15,823 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-20 07:04:15,823 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:15,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:15,825 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:15,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-11-20 07:04:15,826 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:15,833 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 07:04:15,834 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 07:04:15,834 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:04:15,834 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:15,834 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:15,834 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 07:04:15,837 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 07:04:15,837 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:04:15,847 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:15,866 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2021-11-20 07:04:15,866 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-20 07:04:15,866 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:15,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:15,867 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:15,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-11-20 07:04:15,868 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:15,876 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 07:04:15,876 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 07:04:15,876 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:04:15,876 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:15,876 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:15,876 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 07:04:15,882 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 07:04:15,882 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:04:15,902 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:15,921 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2021-11-20 07:04:15,921 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-20 07:04:15,921 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:15,921 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:15,922 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:15,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-11-20 07:04:15,923 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:15,930 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 07:04:15,930 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 07:04:15,930 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:04:15,930 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:15,930 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:15,931 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 07:04:15,932 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 07:04:15,932 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:04:15,955 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:15,974 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2021-11-20 07:04:15,974 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-20 07:04:15,974 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:15,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:15,975 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:15,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-11-20 07:04:15,976 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:15,991 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 07:04:15,991 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 07:04:15,991 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:04:15,992 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:15,992 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:15,992 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 07:04:15,994 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 07:04:15,994 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:04:16,015 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:16,043 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2021-11-20 07:04:16,111 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 07:04:16,111 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 07:04:16,112 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 07:04:16,112 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 07:04:16,112 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-20 07:04:16,112 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:16,112 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 07:04:16,112 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 07:04:16,112 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps5-both-t.c_Iteration1_Lasso [2021-11-20 07:04:16,112 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 07:04:16,113 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 07:04:16,115 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:04:16,119 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:04:16,120 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:04:16,215 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 07:04:16,215 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-20 07:04:16,215 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:16,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:16,223 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:16,226 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 07:04:16,226 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 07:04:16,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-11-20 07:04:16,235 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 07:04:16,235 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: [] [2021-11-20 07:04:16,254 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2021-11-20 07:04:16,254 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:16,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:16,255 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:16,256 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 07:04:16,256 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 07:04:16,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-11-20 07:04:16,272 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 07:04:16,272 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: [] [2021-11-20 07:04:16,290 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2021-11-20 07:04:16,291 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:16,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:16,291 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:16,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-11-20 07:04:16,292 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 07:04:16,292 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 07:04:16,319 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2021-11-20 07:04:16,319 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:16,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:16,320 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:16,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-11-20 07:04:16,321 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-20 07:04:16,321 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 07:04:16,332 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-20 07:04:16,351 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2021-11-20 07:04:16,359 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 07:04:16,359 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 07:04:16,359 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 07:04:16,359 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 07:04:16,359 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-20 07:04:16,360 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:16,360 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 07:04:16,360 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 07:04:16,360 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps5-both-t.c_Iteration1_Lasso [2021-11-20 07:04:16,360 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 07:04:16,360 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 07:04:16,362 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:04:16,364 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:04:16,366 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:04:16,463 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 07:04:16,463 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-20 07:04:16,463 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:16,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:16,464 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:16,472 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:16,480 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:04:16,481 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:04:16,481 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:16,481 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:16,481 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:04:16,481 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 07:04:16,482 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:04:16,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-11-20 07:04:16,491 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:16,510 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2021-11-20 07:04:16,510 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:16,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:16,511 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:16,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-11-20 07:04:16,512 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:16,519 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:04:16,519 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:04:16,519 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:16,519 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:16,519 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:04:16,520 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 07:04:16,520 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:04:16,521 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:16,539 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2021-11-20 07:04:16,539 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:16,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:16,540 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:16,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-11-20 07:04:16,541 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:16,549 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:04:16,549 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:16,549 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:16,549 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:04:16,552 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 07:04:16,552 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 07:04:16,557 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:16,576 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2021-11-20 07:04:16,576 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-20 07:04:16,576 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:16,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:16,577 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:16,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-11-20 07:04:16,580 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:16,586 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:04:16,587 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:04:16,587 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:16,587 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:16,587 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 07:04:16,587 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 07:04:16,587 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:04:16,588 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:16,607 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2021-11-20 07:04:16,608 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:16,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:16,609 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:16,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-11-20 07:04:16,610 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:16,617 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:04:16,617 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:04:16,617 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:16,617 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:16,617 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 07:04:16,618 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 07:04:16,618 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:04:16,619 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:16,637 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2021-11-20 07:04:16,638 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:16,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:16,638 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:16,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-11-20 07:04:16,639 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:16,646 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:04:16,647 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:16,647 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:16,647 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 07:04:16,651 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-20 07:04:16,651 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-20 07:04:16,659 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:16,678 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2021-11-20 07:04:16,678 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-20 07:04:16,678 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:16,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:16,679 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:16,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-11-20 07:04:16,682 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:16,689 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:04:16,689 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:04:16,689 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:16,689 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:16,689 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 07:04:16,689 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 07:04:16,689 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:04:16,691 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:16,709 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2021-11-20 07:04:16,709 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:16,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:16,710 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:16,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-11-20 07:04:16,711 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:16,718 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:04:16,718 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:04:16,718 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:16,718 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:16,719 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 07:04:16,719 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 07:04:16,719 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:04:16,720 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:16,738 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2021-11-20 07:04:16,739 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:16,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:16,739 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:16,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-11-20 07:04:16,740 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:16,748 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:04:16,748 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:16,748 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:16,748 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 07:04:16,755 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 07:04:16,756 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 07:04:16,781 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:16,813 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2021-11-20 07:04:16,813 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-20 07:04:16,814 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:16,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:16,815 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:16,824 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:16,833 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:04:16,833 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:04:16,833 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:16,834 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:16,834 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 07:04:16,834 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 07:04:16,835 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:04:16,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-11-20 07:04:16,844 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:16,876 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2021-11-20 07:04:16,877 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:16,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:16,878 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:16,879 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:16,888 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:04:16,889 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:04:16,889 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:16,889 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:16,889 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 07:04:16,890 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 07:04:16,890 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:04:16,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-11-20 07:04:16,907 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:16,939 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2021-11-20 07:04:16,940 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:16,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:16,941 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:16,942 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:16,956 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:04:16,956 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:16,956 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:16,956 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 07:04:16,965 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-20 07:04:16,965 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-20 07:04:16,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-11-20 07:04:16,995 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:17,023 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2021-11-20 07:04:17,023 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-20 07:04:17,024 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:17,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:17,024 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:17,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-11-20 07:04:17,026 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:17,033 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 07:04:17,034 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 07:04:17,034 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:04:17,034 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:17,034 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:17,034 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 07:04:17,035 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 07:04:17,035 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:04:17,053 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:17,072 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2021-11-20 07:04:17,072 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:17,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:17,073 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:17,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-11-20 07:04:17,074 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:17,081 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 07:04:17,081 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 07:04:17,081 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:04:17,081 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:17,081 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:17,082 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 07:04:17,082 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 07:04:17,082 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:04:17,084 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:17,102 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2021-11-20 07:04:17,102 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:17,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:17,103 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:17,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-11-20 07:04:17,104 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:17,111 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 07:04:17,111 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 07:04:17,111 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:17,111 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:17,111 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 07:04:17,116 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-20 07:04:17,116 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-20 07:04:17,133 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:17,152 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2021-11-20 07:04:17,152 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-20 07:04:17,152 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:17,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:17,153 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:17,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-11-20 07:04:17,154 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:17,163 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 07:04:17,163 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 07:04:17,163 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:04:17,163 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:17,164 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:17,164 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 07:04:17,164 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 07:04:17,165 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:04:17,174 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:17,193 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2021-11-20 07:04:17,193 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:17,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:17,194 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:17,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-11-20 07:04:17,195 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:17,202 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 07:04:17,202 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 07:04:17,203 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:04:17,214 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:17,214 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:17,214 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 07:04:17,215 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 07:04:17,215 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:04:17,218 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:17,248 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2021-11-20 07:04:17,248 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:17,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:17,249 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:17,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-11-20 07:04:17,264 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:17,272 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 07:04:17,272 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 07:04:17,272 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:17,272 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:17,272 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 07:04:17,280 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 07:04:17,280 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 07:04:17,318 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:17,351 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2021-11-20 07:04:17,352 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-20 07:04:17,352 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:17,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:17,355 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:17,357 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:17,367 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 07:04:17,367 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 07:04:17,367 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:04:17,367 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:17,367 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:17,367 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 07:04:17,369 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 07:04:17,369 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:04:17,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-11-20 07:04:17,383 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:17,415 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2021-11-20 07:04:17,416 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:17,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:17,419 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:17,421 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:17,431 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 07:04:17,431 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 07:04:17,431 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:04:17,431 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:17,431 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:17,431 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 07:04:17,432 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 07:04:17,433 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:04:17,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-11-20 07:04:17,447 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:17,477 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2021-11-20 07:04:17,478 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:17,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:17,479 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:17,484 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:17,494 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 07:04:17,494 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 07:04:17,494 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:17,495 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:17,495 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 07:04:17,505 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-20 07:04:17,505 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-20 07:04:17,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-11-20 07:04:17,581 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:17,612 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2021-11-20 07:04:17,613 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-20 07:04:17,613 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:17,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:17,614 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:17,616 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:17,624 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 07:04:17,625 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 07:04:17,625 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:04:17,625 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:17,625 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:17,625 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 07:04:17,626 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 07:04:17,626 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:04:17,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-11-20 07:04:17,635 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:17,665 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2021-11-20 07:04:17,666 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:17,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:17,667 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:17,669 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:17,677 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 07:04:17,678 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 07:04:17,678 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:04:17,678 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:17,678 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:17,678 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 07:04:17,679 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 07:04:17,679 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:04:17,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-11-20 07:04:17,691 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:17,722 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2021-11-20 07:04:17,722 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:17,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:17,727 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:17,729 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:17,738 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 07:04:17,738 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 07:04:17,739 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:17,739 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:17,739 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 07:04:17,746 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 07:04:17,746 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 07:04:17,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-11-20 07:04:17,779 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:17,811 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2021-11-20 07:04:17,811 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-20 07:04:17,811 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:17,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:17,812 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:17,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-11-20 07:04:17,815 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:17,824 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 07:04:17,825 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 07:04:17,825 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:04:17,825 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:17,825 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:17,825 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 07:04:17,826 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 07:04:17,826 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:04:17,846 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:17,877 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2021-11-20 07:04:17,877 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:17,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:17,878 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:17,881 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:17,890 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 07:04:17,890 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 07:04:17,890 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:04:17,890 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:17,890 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:17,890 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 07:04:17,891 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 07:04:17,891 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:04:17,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-11-20 07:04:17,911 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:17,942 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2021-11-20 07:04:17,942 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:04:17,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:04:17,943 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:04:17,952 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:04:17,964 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 07:04:17,964 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 07:04:17,965 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:04:17,965 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:04:17,965 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 07:04:17,975 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-20 07:04:17,976 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-20 07:04:17,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2021-11-20 07:04:18,026 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:04:18,045 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2021-11-20 07:04:18,049 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.11 07:04:18 BoogieIcfgContainer [2021-11-20 07:04:18,049 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-11-20 07:04:18,050 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-20 07:04:18,050 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-20 07:04:18,050 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-20 07:04:18,050 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:03:25" (3/4) ... [2021-11-20 07:04:18,053 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-20 07:04:18,053 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-20 07:04:18,054 INFO L158 Benchmark]: Toolchain (without parser) took 53004.76ms. Allocated memory was 81.8MB in the beginning and 111.1MB in the end (delta: 29.4MB). Free memory was 60.9MB in the beginning and 54.6MB in the end (delta: 6.3MB). Peak memory consumption was 35.4MB. Max. memory is 16.1GB. [2021-11-20 07:04:18,054 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 81.8MB. Free memory is still 60.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 07:04:18,055 INFO L158 Benchmark]: CACSL2BoogieTranslator took 231.04ms. Allocated memory was 81.8MB in the beginning and 111.1MB in the end (delta: 29.4MB). Free memory was 60.7MB in the beginning and 88.7MB in the end (delta: -28.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-20 07:04:18,055 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.01ms. Allocated memory is still 111.1MB. Free memory was 88.5MB in the beginning and 87.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 07:04:18,055 INFO L158 Benchmark]: Boogie Preprocessor took 17.01ms. Allocated memory is still 111.1MB. Free memory was 87.3MB in the beginning and 86.3MB in the end (delta: 955.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 07:04:18,056 INFO L158 Benchmark]: RCFGBuilder took 273.62ms. Allocated memory is still 111.1MB. Free memory was 86.3MB in the beginning and 78.3MB in the end (delta: 8.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-20 07:04:18,056 INFO L158 Benchmark]: BuchiAutomizer took 52444.13ms. Allocated memory is still 111.1MB. Free memory was 78.3MB in the beginning and 54.6MB in the end (delta: 23.7MB). Peak memory consumption was 48.1MB. Max. memory is 16.1GB. [2021-11-20 07:04:18,056 INFO L158 Benchmark]: Witness Printer took 3.41ms. Allocated memory is still 111.1MB. Free memory is still 54.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 07:04:18,058 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 81.8MB. Free memory is still 60.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 231.04ms. Allocated memory was 81.8MB in the beginning and 111.1MB in the end (delta: 29.4MB). Free memory was 60.7MB in the beginning and 88.7MB in the end (delta: -28.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.01ms. Allocated memory is still 111.1MB. Free memory was 88.5MB in the beginning and 87.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 17.01ms. Allocated memory is still 111.1MB. Free memory was 87.3MB in the beginning and 86.3MB in the end (delta: 955.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 273.62ms. Allocated memory is still 111.1MB. Free memory was 86.3MB in the beginning and 78.3MB in the end (delta: 8.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 52444.13ms. Allocated memory is still 111.1MB. Free memory was 78.3MB in the beginning and 54.6MB in the end (delta: 23.7MB). Peak memory consumption was 48.1MB. Max. memory is 16.1GB. * Witness Printer took 3.41ms. Allocated memory is still 111.1MB. Free memory is still 54.6MB. 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 52.4s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 52.3s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital76 mio100 ax100 hnf96 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq141 hnf95 smp100 dnf100 smp100 tf101 neg100 sie102 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 84ms VariablesStem: 2 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~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 !!(main_~c~0#1 + 6 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + 15 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + 10 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 30 * main_~x~0#1 - main_~y~0#1 < main_~k~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_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~x~0#1;" Loop: "assume !false;" "assume !!(main_~c~0#1 + 6 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + 15 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + 10 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 30 * main_~x~0#1 - main_~y~0#1 < main_~k~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_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~x~0#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2021-11-20 07:04:18,087 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Ended with exit code 0 [2021-11-20 07:04:18,288 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Ended with exit code 0 [2021-11-20 07:04:18,488 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Forceful destruction successful, exit code 0 [2021-11-20 07:04:18,690 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-11-20 07:04:18,888 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-20 07:04:19,073 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcb865ba-e994-4a32-bb39-b8f9ebec8ba6/bin/uautomizer-DQz5hQGWxF/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