./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/ps2-both-nt.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 7e70badd Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/ps2-both-nt.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b73e31328980bb314c7579072d8e4a89ec4ca4994cbdfb0690ff58d274b46cfc --- Real Ultimate output --- This is Ultimate 0.2.1-dev-7e70bad [2021-11-23 13:07:10,579 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 13:07:10,582 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 13:07:10,638 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 13:07:10,638 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 13:07:10,640 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 13:07:10,641 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 13:07:10,644 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 13:07:10,646 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 13:07:10,647 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 13:07:10,648 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 13:07:10,650 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 13:07:10,650 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 13:07:10,652 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 13:07:10,653 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 13:07:10,655 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 13:07:10,656 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 13:07:10,657 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 13:07:10,659 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 13:07:10,661 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 13:07:10,663 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 13:07:10,671 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 13:07:10,672 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 13:07:10,673 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 13:07:10,677 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 13:07:10,677 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 13:07:10,677 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 13:07:10,678 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 13:07:10,679 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 13:07:10,680 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 13:07:10,681 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 13:07:10,681 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 13:07:10,682 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 13:07:10,683 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 13:07:10,684 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 13:07:10,688 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 13:07:10,689 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 13:07:10,690 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 13:07:10,690 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 13:07:10,691 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 13:07:10,692 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 13:07:10,693 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-11-23 13:07:10,735 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 13:07:10,741 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 13:07:10,741 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 13:07:10,741 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 13:07:10,743 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 13:07:10,743 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 13:07:10,743 INFO L138 SettingsManager]: * Use SBE=true [2021-11-23 13:07:10,743 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-23 13:07:10,743 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-23 13:07:10,744 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-23 13:07:10,744 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-23 13:07:10,744 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-23 13:07:10,744 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-23 13:07:10,745 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 13:07:10,745 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 13:07:10,745 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 13:07:10,745 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 13:07:10,745 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 13:07:10,746 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 13:07:10,746 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-23 13:07:10,746 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-23 13:07:10,746 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-23 13:07:10,746 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 13:07:10,747 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 13:07:10,747 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-23 13:07:10,747 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 13:07:10,747 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-23 13:07:10,747 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 13:07:10,748 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 13:07:10,748 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 13:07:10,748 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-23 13:07:10,748 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 13:07:10,749 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-23 13:07:10,750 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_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b73e31328980bb314c7579072d8e4a89ec4ca4994cbdfb0690ff58d274b46cfc [2021-11-23 13:07:11,022 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 13:07:11,045 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 13:07:11,047 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 13:07:11,048 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 13:07:11,050 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 13:07:11,051 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/../../sv-benchmarks/c/termination-nla/ps2-both-nt.c [2021-11-23 13:07:11,120 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/data/8c64aa0f2/828869d5c8e941e48692f4012224b799/FLAGc80071c7e [2021-11-23 13:07:11,532 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 13:07:11,532 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/sv-benchmarks/c/termination-nla/ps2-both-nt.c [2021-11-23 13:07:11,538 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/data/8c64aa0f2/828869d5c8e941e48692f4012224b799/FLAGc80071c7e [2021-11-23 13:07:11,929 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/data/8c64aa0f2/828869d5c8e941e48692f4012224b799 [2021-11-23 13:07:11,932 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 13:07:11,933 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 13:07:11,943 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 13:07:11,943 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 13:07:11,947 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 13:07:11,948 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:07:11" (1/1) ... [2021-11-23 13:07:11,950 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fdc0034 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:11, skipping insertion in model container [2021-11-23 13:07:11,951 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:07:11" (1/1) ... [2021-11-23 13:07:11,958 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 13:07:11,973 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 13:07:12,147 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 13:07:12,163 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 13:07:12,176 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 13:07:12,187 INFO L208 MainTranslator]: Completed translation [2021-11-23 13:07:12,187 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:12 WrapperNode [2021-11-23 13:07:12,187 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 13:07:12,189 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 13:07:12,189 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 13:07:12,189 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 13:07:12,195 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:12" (1/1) ... [2021-11-23 13:07:12,198 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:12" (1/1) ... [2021-11-23 13:07:12,213 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 22 [2021-11-23 13:07:12,214 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 13:07:12,215 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 13:07:12,215 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 13:07:12,215 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 13:07:12,223 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:12" (1/1) ... [2021-11-23 13:07:12,224 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:12" (1/1) ... [2021-11-23 13:07:12,224 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:12" (1/1) ... [2021-11-23 13:07:12,225 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:12" (1/1) ... [2021-11-23 13:07:12,231 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:12" (1/1) ... [2021-11-23 13:07:12,241 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:12" (1/1) ... [2021-11-23 13:07:12,243 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:12" (1/1) ... [2021-11-23 13:07:12,244 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 13:07:12,247 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 13:07:12,247 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 13:07:12,247 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 13:07:12,248 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:12" (1/1) ... [2021-11-23 13:07:12,261 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:12,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:12,291 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:12,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-23 13:07:12,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 13:07:12,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 13:07:12,401 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 13:07:12,403 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 13:07:12,494 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 13:07:12,501 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 13:07:12,501 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 13:07:12,504 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:07:12 BoogieIcfgContainer [2021-11-23 13:07:12,504 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 13:07:12,505 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-23 13:07:12,506 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-23 13:07:12,509 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-23 13:07:12,510 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-23 13:07:12,511 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 23.11 01:07:11" (1/3) ... [2021-11-23 13:07:12,513 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3851cba3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 01:07:12, skipping insertion in model container [2021-11-23 13:07:12,513 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-23 13:07:12,513 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:12" (2/3) ... [2021-11-23 13:07:12,514 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3851cba3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 01:07:12, skipping insertion in model container [2021-11-23 13:07:12,514 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-23 13:07:12,514 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:07:12" (3/3) ... [2021-11-23 13:07:12,516 INFO L388 chiAutomizerObserver]: Analyzing ICFG ps2-both-nt.c [2021-11-23 13:07:12,579 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-23 13:07:12,580 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-23 13:07:12,580 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-23 13:07:12,580 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-23 13:07:12,580 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-23 13:07:12,580 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-23 13:07:12,580 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-23 13:07:12,581 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-23 13:07:12,595 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) [2021-11-23 13:07:12,619 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-11-23 13:07:12,620 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-23 13:07:12,620 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-23 13:07:12,626 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-11-23 13:07:12,626 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-23 13:07:12,626 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-23 13:07:12,626 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) [2021-11-23 13:07:12,627 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-11-23 13:07:12,627 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-23 13:07:12,627 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-23 13:07:12,628 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-11-23 13:07:12,628 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-23 13:07:12,633 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0; 5#L26-2true [2021-11-23 13:07:12,633 INFO L793 eck$LassoCheckResult]: Loop: 5#L26-2true assume !false; 6#L29true assume !!(0 == main_~y~0#1 * main_~y~0#1 - 2 * main_~x~0#1 + main_~y~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 + main_~x~0#1; 5#L26-2true [2021-11-23 13:07:12,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:07:12,639 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-11-23 13:07:12,649 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:07:12,649 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2076921002] [2021-11-23 13:07:12,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:07:12,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:07:12,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 13:07:12,729 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 13:07:12,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 13:07:12,755 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-23 13:07:12,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:07:12,758 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 1 times [2021-11-23 13:07:12,758 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:07:12,758 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [359494652] [2021-11-23 13:07:12,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:07:12,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:07:12,763 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 13:07:12,764 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1361366207] [2021-11-23 13:07:12,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:07:12,764 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:07:12,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:12,766 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 13:07:12,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-23 13:07:12,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 13:07:12,802 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 13:07:12,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 13:07:12,810 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-23 13:07:12,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:07:12,812 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 1 times [2021-11-23 13:07:12,812 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:07:12,813 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [30040494] [2021-11-23 13:07:12,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:07:12,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:07:12,818 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 13:07:12,819 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1084647189] [2021-11-23 13:07:12,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:07:12,819 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:07:12,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:12,822 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 13:07:12,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-23 13:07:12,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 13:07:12,874 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 13:07:12,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 13:07:12,883 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-23 13:07:13,027 INFO L210 LassoAnalysis]: Preferences: [2021-11-23 13:07:13,027 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-23 13:07:13,028 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-23 13:07:13,028 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-23 13:07:13,028 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-23 13:07:13,028 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:13,028 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-23 13:07:13,028 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-23 13:07:13,029 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-nt.c_Iteration1_Loop [2021-11-23 13:07:13,029 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-23 13:07:13,029 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-23 13:07:13,047 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:07:13,056 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:07:13,191 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-23 13:07:13,192 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-23 13:07:13,194 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:13,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:13,206 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:13,214 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-23 13:07:13,214 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-23 13:07:13,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-23 13:07:13,258 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:13,259 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:13,259 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:13,260 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:13,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-23 13:07:13,263 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-23 13:07:13,263 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-23 13:07:13,297 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-23 13:07:13,297 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~c~0#1=0} Honda state: {ULTIMATE.start_main_~c~0#1=0} Generalized eigenvectors: [{ULTIMATE.start_main_~c~0#1=0}, {ULTIMATE.start_main_~c~0#1=2}, {ULTIMATE.start_main_~c~0#1=-1}] Lambdas: [6, 1, 1] Nus: [0, 0] [2021-11-23 13:07:13,335 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:13,335 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:13,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:13,337 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:13,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-23 13:07:13,339 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-23 13:07:13,339 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-23 13:07:13,374 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:13,374 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:13,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:13,375 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:13,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-23 13:07:13,377 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-23 13:07:13,377 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-23 13:07:13,403 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-23 13:07:13,429 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:13,429 INFO L210 LassoAnalysis]: Preferences: [2021-11-23 13:07:13,429 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-23 13:07:13,429 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-23 13:07:13,430 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-23 13:07:13,430 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-23 13:07:13,430 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:13,430 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-23 13:07:13,430 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-23 13:07:13,430 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-nt.c_Iteration1_Loop [2021-11-23 13:07:13,430 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-23 13:07:13,430 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-23 13:07:13,433 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:07:13,437 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:07:13,512 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-23 13:07:13,516 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-23 13:07:13,518 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:13,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:13,519 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:13,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-11-23 13:07:13,525 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:13,535 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:07:13,535 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:13,535 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:13,535 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:13,536 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 13:07:13,538 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-23 13:07:13,538 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:13,549 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:13,585 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:13,585 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:13,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:13,589 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:13,595 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:13,604 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:07:13,605 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:13,605 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:13,605 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:13,605 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 13:07:13,607 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-23 13:07:13,608 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:13,608 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-11-23 13:07:13,621 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:13,641 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2021-11-23 13:07:13,641 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-23 13:07:13,641 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:13,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:13,642 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:13,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-11-23 13:07:13,649 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:13,657 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:07:13,657 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:13,657 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:13,657 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:13,657 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:07:13,659 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-23 13:07:13,659 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:13,683 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:13,705 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:13,706 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:13,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:13,707 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:13,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-11-23 13:07:13,709 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:13,718 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:07:13,718 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:13,718 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:13,718 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:13,718 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:07:13,722 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-23 13:07:13,722 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:13,749 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:13,774 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:13,774 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-23 13:07:13,775 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:13,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:13,777 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:13,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-11-23 13:07:13,783 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:13,792 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:07:13,792 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:13,792 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:13,792 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:13,792 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:07:13,794 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:07:13,794 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:13,809 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:13,842 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:13,842 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:13,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:13,843 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:13,851 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:13,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-11-23 13:07:13,860 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:07:13,860 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:13,860 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:13,860 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:13,860 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:07:13,864 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:07:13,864 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:13,880 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:13,903 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:13,904 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-23 13:07:13,904 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:13,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:13,905 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:13,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-11-23 13:07:13,909 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:13,918 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:07:13,918 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:13,918 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:13,919 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:13,919 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:07:13,924 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-23 13:07:13,924 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:13,953 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:13,987 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2021-11-23 13:07:13,987 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:13,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:13,988 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:13,998 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:14,008 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:07:14,008 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:14,008 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:14,008 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:14,008 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:07:14,012 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-23 13:07:14,012 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:14,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-11-23 13:07:14,041 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:14,067 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:14,067 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-23 13:07:14,067 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:14,067 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:14,068 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:14,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-11-23 13:07:14,078 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:14,085 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:14,085 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:07:14,086 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:14,086 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:14,086 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:14,086 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:07:14,088 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-23 13:07:14,089 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:14,109 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:14,130 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:14,130 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:14,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:14,132 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:14,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-11-23 13:07:14,136 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:14,143 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:14,143 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:07:14,143 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:14,144 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:14,144 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:14,144 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:07:14,147 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-23 13:07:14,148 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:14,189 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:14,218 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:14,218 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-23 13:07:14,219 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:14,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:14,219 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:14,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-11-23 13:07:14,224 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:14,231 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:14,231 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-23 13:07:14,231 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:14,231 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:14,232 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:14,232 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:07:14,235 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:07:14,235 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:14,259 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:14,285 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:14,285 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:14,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:14,286 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:14,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-11-23 13:07:14,288 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:14,296 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:14,296 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-23 13:07:14,296 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:14,296 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:14,296 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:14,296 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:07:14,306 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:07:14,306 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:14,325 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:14,362 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:14,362 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-23 13:07:14,362 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:14,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:14,365 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:14,379 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:14,388 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:14,388 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:07:14,389 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:14,389 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:14,389 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:14,389 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:07:14,399 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-23 13:07:14,399 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:14,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-11-23 13:07:14,416 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:14,446 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:14,447 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:14,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:14,448 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:14,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-11-23 13:07:14,449 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:14,461 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:14,461 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:07:14,461 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:14,461 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:14,461 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:14,461 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:07:14,467 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-23 13:07:14,468 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:14,486 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:14,505 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:14,505 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-23 13:07:14,505 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:14,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:14,506 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:14,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-11-23 13:07:14,510 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:14,520 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:14,520 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:07:14,520 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:14,520 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:14,520 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:14,520 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:07:14,522 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:07:14,522 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:14,541 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:14,574 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:14,574 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:14,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:14,577 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:14,582 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:14,591 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:14,591 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:07:14,591 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:14,591 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:14,592 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:14,592 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:07:14,594 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:07:14,595 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:14,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-11-23 13:07:14,613 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:14,657 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:14,657 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-23 13:07:14,657 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:14,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:14,659 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:14,661 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:14,670 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:14,670 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:07:14,670 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:14,671 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:14,671 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:14,671 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-23 13:07:14,673 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 13:07:14,673 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:14,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-11-23 13:07:14,688 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:14,710 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:14,710 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:14,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:14,711 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:14,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-11-23 13:07:14,712 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:14,720 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:14,720 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:07:14,720 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:14,721 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:14,721 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:14,721 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-23 13:07:14,727 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 13:07:14,728 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:14,749 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:14,785 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:14,807 INFO L210 LassoAnalysis]: Preferences: [2021-11-23 13:07:14,807 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-23 13:07:14,808 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-23 13:07:14,808 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-23 13:07:14,808 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-23 13:07:14,808 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:14,808 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-23 13:07:14,808 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-23 13:07:14,808 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-nt.c_Iteration1_Lasso [2021-11-23 13:07:14,808 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-23 13:07:14,808 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-23 13:07:14,812 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:07:14,818 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:07:14,821 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:07:14,824 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:07:14,827 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:07:14,932 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-23 13:07:14,932 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-23 13:07:14,932 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:14,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:14,937 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:14,939 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-23 13:07:14,939 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-23 13:07:14,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-11-23 13:07:14,983 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:14,983 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:14,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:14,984 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:14,990 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-23 13:07:14,990 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-23 13:07:15,014 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-11-23 13:07:15,018 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-23 13:07:15,018 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~c~0#1=0} Honda state: {ULTIMATE.start_main_~c~0#1=0} Generalized eigenvectors: [{ULTIMATE.start_main_~c~0#1=0}, {ULTIMATE.start_main_~c~0#1=2}, {ULTIMATE.start_main_~c~0#1=-1}] Lambdas: [6, 1, 1] Nus: [0, 0] [2021-11-23 13:07:15,053 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:15,054 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:15,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:15,055 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:15,059 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-23 13:07:15,059 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-23 13:07:15,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-11-23 13:07:15,077 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-23 13:07:15,077 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: [] [2021-11-23 13:07:15,097 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2021-11-23 13:07:15,097 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:15,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:15,098 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:15,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-11-23 13:07:15,101 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-23 13:07:15,101 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-23 13:07:15,109 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-23 13:07:15,109 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: [] [2021-11-23 13:07:15,131 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:15,131 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:15,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:15,132 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:15,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-11-23 13:07:15,133 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-23 13:07:15,133 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-23 13:07:15,141 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-23 13:07:15,141 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~k~0#1=0} Honda state: {ULTIMATE.start_main_~k~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-23 13:07:15,160 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:15,160 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:15,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:15,161 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:15,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-11-23 13:07:15,162 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-23 13:07:15,162 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-23 13:07:15,189 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:15,189 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:15,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:15,190 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:15,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-11-23 13:07:15,191 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-23 13:07:15,191 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-23 13:07:15,225 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-23 13:07:15,247 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:15,247 INFO L210 LassoAnalysis]: Preferences: [2021-11-23 13:07:15,247 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-23 13:07:15,247 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-23 13:07:15,247 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-23 13:07:15,247 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-23 13:07:15,247 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:15,247 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-23 13:07:15,248 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-23 13:07:15,248 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-nt.c_Iteration1_Lasso [2021-11-23 13:07:15,248 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-23 13:07:15,248 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-23 13:07:15,250 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:07:15,263 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:07:15,266 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:07:15,269 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:07:15,271 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:07:15,332 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-23 13:07:15,332 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-23 13:07:15,332 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:15,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:15,333 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:15,342 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:15,351 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:07:15,351 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:15,351 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:15,351 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 13:07:15,355 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 13:07:15,355 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-23 13:07:15,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-11-23 13:07:15,368 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:15,404 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:15,404 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:15,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:15,405 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:15,414 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:15,424 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:07:15,424 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:15,424 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:15,424 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 13:07:15,426 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 13:07:15,426 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-23 13:07:15,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-11-23 13:07:15,439 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:15,463 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2021-11-23 13:07:15,463 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:15,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:15,464 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:15,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-11-23 13:07:15,465 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:15,472 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:07:15,472 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:15,473 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:15,473 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:15,473 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 13:07:15,473 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-23 13:07:15,473 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:15,480 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:15,499 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:15,500 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:15,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:15,501 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:15,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-11-23 13:07:15,503 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:15,510 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:07:15,510 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:15,510 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:15,510 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:15,510 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 13:07:15,511 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-23 13:07:15,511 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:15,512 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:15,531 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:15,531 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:15,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:15,532 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:15,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-11-23 13:07:15,534 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:15,541 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:07:15,541 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:15,541 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:15,541 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:15,541 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 13:07:15,542 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-23 13:07:15,542 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:15,564 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:15,584 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:15,584 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-23 13:07:15,584 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:15,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:15,585 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:15,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-11-23 13:07:15,586 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:15,593 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:07:15,593 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:15,593 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:15,593 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:07:15,602 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-23 13:07:15,602 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-23 13:07:15,618 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:15,637 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:15,637 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:15,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:15,638 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:15,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-11-23 13:07:15,639 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 [2021-11-23 13:07:15,646 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:07:15,646 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:15,646 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:15,646 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:07:15,649 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-23 13:07:15,649 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-23 13:07:15,670 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:15,689 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:15,690 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:15,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:15,691 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:15,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-11-23 13:07:15,693 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:15,700 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:07:15,700 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:15,700 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:15,700 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:15,700 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:07:15,701 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-23 13:07:15,701 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:15,733 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:15,768 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:15,769 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:15,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:15,770 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:15,778 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:15,786 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:07:15,787 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:15,787 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:15,787 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:15,787 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:07:15,788 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-23 13:07:15,788 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:15,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-11-23 13:07:15,795 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:15,817 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:15,818 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:15,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:15,818 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:15,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-11-23 13:07:15,819 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:15,826 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:07:15,826 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:15,826 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:15,827 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:15,827 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:07:15,828 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-23 13:07:15,828 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:15,829 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:15,848 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2021-11-23 13:07:15,848 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-23 13:07:15,848 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:15,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:15,849 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:15,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-11-23 13:07:15,851 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:15,858 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:07:15,858 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:15,858 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:15,858 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:07:15,866 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-23 13:07:15,866 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-23 13:07:15,905 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:15,937 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:15,938 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:15,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:15,939 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:15,946 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:15,955 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:07:15,955 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:15,955 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:15,955 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:07:15,959 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-23 13:07:15,959 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-23 13:07:15,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-11-23 13:07:15,985 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:16,017 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:16,017 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:16,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:16,018 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:16,020 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:16,029 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:07:16,029 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:16,029 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:16,029 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:16,030 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:07:16,030 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:07:16,031 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:16,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-11-23 13:07:16,045 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:16,077 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:16,077 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:16,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:16,085 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:16,087 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 [2021-11-23 13:07:16,096 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:07:16,096 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:16,097 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:16,097 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:16,097 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:07:16,097 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:07:16,098 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:16,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-11-23 13:07:16,113 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:16,139 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:16,139 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:16,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:16,140 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:16,146 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:16,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-11-23 13:07:16,154 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:07:16,154 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:16,154 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:16,154 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:16,154 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:07:16,155 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:07:16,155 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:16,168 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:16,188 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:16,188 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-23 13:07:16,188 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:16,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:16,189 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:16,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-11-23 13:07:16,190 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:16,198 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:07:16,198 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:16,198 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:16,198 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:07:16,206 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-23 13:07:16,206 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-23 13:07:16,229 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:16,261 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:16,262 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:16,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:16,262 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:16,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-11-23 13:07:16,264 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 [2021-11-23 13:07:16,271 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:07:16,271 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:16,271 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:16,272 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:07:16,276 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-23 13:07:16,276 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-23 13:07:16,301 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:16,332 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2021-11-23 13:07:16,332 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:16,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:16,333 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:16,345 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:16,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-11-23 13:07:16,354 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:07:16,355 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:16,355 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:16,355 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:16,355 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:07:16,356 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-23 13:07:16,356 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:16,369 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:16,401 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:16,401 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:16,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:16,405 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:16,410 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:16,419 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:07:16,419 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:16,419 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:16,419 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:16,419 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:07:16,420 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-23 13:07:16,420 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:16,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-11-23 13:07:16,441 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:16,468 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2021-11-23 13:07:16,468 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:16,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:16,469 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:16,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-11-23 13:07:16,471 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:16,479 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:07:16,479 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:16,479 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:16,479 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:16,479 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:07:16,480 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-23 13:07:16,480 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:16,509 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:16,541 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:16,542 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-23 13:07:16,542 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:16,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:16,543 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:16,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-11-23 13:07:16,561 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:16,568 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:16,568 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:07:16,568 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:16,568 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:16,568 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:07:16,577 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-23 13:07:16,577 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-23 13:07:16,601 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:16,633 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:16,634 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:16,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:16,637 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:16,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-11-23 13:07:16,639 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 [2021-11-23 13:07:16,646 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:16,646 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:07:16,647 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:16,647 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:16,647 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:07:16,650 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-23 13:07:16,650 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-23 13:07:16,673 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:16,705 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:16,705 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:16,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:16,707 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:16,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-11-23 13:07:16,711 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 [2021-11-23 13:07:16,718 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:16,718 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:07:16,719 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:16,719 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:16,719 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:16,719 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:07:16,720 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-23 13:07:16,720 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:16,741 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:16,772 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2021-11-23 13:07:16,773 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:16,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:16,774 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:16,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-11-23 13:07:16,775 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:16,782 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:16,783 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:07:16,783 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:16,783 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:16,783 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:16,783 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:07:16,784 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-23 13:07:16,784 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:16,791 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:16,811 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2021-11-23 13:07:16,812 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:16,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:16,812 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:16,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-11-23 13:07:16,814 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:16,821 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:16,821 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:07:16,821 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:16,821 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:16,821 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:16,821 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:07:16,822 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-23 13:07:16,822 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:16,833 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:16,852 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:16,852 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-23 13:07:16,852 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:16,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:16,854 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:16,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-11-23 13:07:16,855 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 [2021-11-23 13:07:16,862 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:16,862 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-23 13:07:16,863 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:16,863 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:16,863 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:07:16,870 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-23 13:07:16,871 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-23 13:07:16,902 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:16,931 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:16,932 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:16,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:16,932 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:16,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-11-23 13:07:16,934 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:16,942 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:16,942 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-23 13:07:16,942 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:16,942 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:16,942 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:07:16,945 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-23 13:07:16,946 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-23 13:07:16,960 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:16,978 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:16,979 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:16,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:16,979 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:16,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-11-23 13:07:16,981 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:16,988 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:16,988 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-23 13:07:16,988 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:16,988 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:16,988 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:16,988 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:07:16,989 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:07:16,989 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:16,992 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:17,011 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2021-11-23 13:07:17,011 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:17,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:17,012 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:17,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-11-23 13:07:17,013 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:17,021 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:17,021 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-23 13:07:17,021 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:17,022 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:17,022 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:17,022 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:07:17,025 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:07:17,025 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:17,042 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:17,074 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2021-11-23 13:07:17,075 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:17,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:17,076 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:17,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-11-23 13:07:17,085 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:17,093 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:17,093 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-23 13:07:17,093 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:17,093 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:17,093 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:17,093 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:07:17,094 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:07:17,094 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:17,105 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:17,125 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:17,126 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-23 13:07:17,126 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:17,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:17,126 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:17,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-11-23 13:07:17,128 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:17,136 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:17,136 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:07:17,136 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:17,136 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:17,136 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:07:17,149 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-23 13:07:17,149 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-23 13:07:17,192 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:17,211 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2021-11-23 13:07:17,212 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:17,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:17,212 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:17,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-11-23 13:07:17,215 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:17,222 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:17,222 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:07:17,222 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:17,222 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:17,222 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:07:17,228 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-23 13:07:17,229 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-23 13:07:17,247 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:17,266 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:17,267 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:17,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:17,267 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:17,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-11-23 13:07:17,268 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:17,276 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:17,276 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:07:17,276 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:17,276 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:17,276 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:17,276 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:07:17,277 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-23 13:07:17,277 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:17,280 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:17,300 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2021-11-23 13:07:17,300 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:17,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:17,300 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:17,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-11-23 13:07:17,302 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 [2021-11-23 13:07:17,310 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:17,310 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:07:17,310 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:17,310 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:17,310 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:17,310 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:07:17,311 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-23 13:07:17,311 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:17,337 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:17,367 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2021-11-23 13:07:17,367 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:17,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:17,368 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:17,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-11-23 13:07:17,371 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:17,378 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:17,378 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:07:17,378 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:17,378 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:17,378 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:17,378 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:07:17,379 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-23 13:07:17,379 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:17,385 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:17,404 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2021-11-23 13:07:17,404 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-23 13:07:17,404 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:17,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:17,405 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:17,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-11-23 13:07:17,410 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:17,428 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:17,429 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:07:17,429 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:17,429 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:17,429 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:07:17,435 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-23 13:07:17,435 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-23 13:07:17,457 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:17,489 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:17,489 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:17,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:17,490 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:17,494 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 [2021-11-23 13:07:17,503 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:17,503 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:07:17,503 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:17,503 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:17,503 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:07:17,506 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-23 13:07:17,506 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-23 13:07:17,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-11-23 13:07:17,521 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:17,553 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:17,553 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:17,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:17,554 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:17,556 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:17,568 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:17,569 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:07:17,569 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:17,569 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:17,569 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:17,569 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:07:17,570 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:07:17,570 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:17,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-11-23 13:07:17,589 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:17,621 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:17,621 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:17,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:17,622 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:17,624 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:17,633 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:17,633 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:07:17,633 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:17,633 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:17,633 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:17,634 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:07:17,634 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:07:17,634 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:17,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-11-23 13:07:17,653 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:17,684 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:17,685 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:17,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:17,688 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:17,694 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:17,703 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:17,703 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:07:17,703 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:17,703 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:17,703 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:17,703 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:07:17,704 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:07:17,704 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:17,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-11-23 13:07:17,717 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:17,748 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:17,748 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-23 13:07:17,748 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:17,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:17,749 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:17,751 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:17,761 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:17,761 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:07:17,761 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:17,761 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:17,761 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-23 13:07:17,770 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-23 13:07:17,771 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-23 13:07:17,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-11-23 13:07:17,801 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:17,833 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:17,833 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:17,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:17,834 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:17,835 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:17,845 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:17,845 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:07:17,845 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:17,845 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:17,845 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-23 13:07:17,850 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-23 13:07:17,850 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-23 13:07:17,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-11-23 13:07:17,873 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:17,907 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:17,907 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:17,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:17,909 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:17,914 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:17,923 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:17,923 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:07:17,924 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:17,924 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:17,924 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:17,924 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-23 13:07:17,925 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 13:07:17,925 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:17,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-11-23 13:07:17,941 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:17,972 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:17,973 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:17,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:17,974 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:17,976 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 [2021-11-23 13:07:17,985 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:17,985 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:07:17,985 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:17,986 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:17,986 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:17,986 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-23 13:07:17,987 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 13:07:17,987 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:17,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-11-23 13:07:18,005 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:18,037 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:18,038 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:18,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:18,039 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:18,041 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:18,050 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:18,050 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:07:18,050 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:18,050 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:18,050 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:18,050 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-23 13:07:18,051 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 13:07:18,051 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:18,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-11-23 13:07:18,069 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:18,102 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:18,103 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-11-23 13:07:18,103 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0; 5#L26-2true assume !false; 6#L29true assume !!(0 == main_~y~0#1 * main_~y~0#1 - 2 * main_~x~0#1 + main_~y~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 + main_~x~0#1; 5#L26-2true [2021-11-23 13:07:18,103 INFO L793 eck$LassoCheckResult]: Loop: 5#L26-2true assume !false; 6#L29true assume !!(0 == main_~y~0#1 * main_~y~0#1 - 2 * main_~x~0#1 + main_~y~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 + main_~x~0#1; 5#L26-2true [2021-11-23 13:07:18,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:07:18,104 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 2 times [2021-11-23 13:07:18,104 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:07:18,104 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [873093308] [2021-11-23 13:07:18,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:07:18,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:07:18,108 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 13:07:18,110 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1874683712] [2021-11-23 13:07:18,110 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-23 13:07:18,111 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:07:18,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:18,112 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 13:07:18,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (78)] Waiting until timeout for monitored process [2021-11-23 13:07:18,149 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-23 13:07:18,149 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-23 13:07:18,149 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 13:07:18,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 13:07:18,156 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-23 13:07:18,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:07:18,157 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 2 times [2021-11-23 13:07:18,157 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:07:18,158 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2131831969] [2021-11-23 13:07:18,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:07:18,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:07:18,160 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 13:07:18,160 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1571240959] [2021-11-23 13:07:18,160 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-23 13:07:18,161 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:07:18,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:18,170 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 13:07:18,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (79)] Waiting until timeout for monitored process [2021-11-23 13:07:18,202 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-23 13:07:18,203 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-23 13:07:18,203 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 13:07:18,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 13:07:18,208 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-23 13:07:18,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:07:18,209 INFO L85 PathProgramCache]: Analyzing trace with hash 889694157, now seen corresponding path program 3 times [2021-11-23 13:07:18,209 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:07:18,209 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2086680505] [2021-11-23 13:07:18,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:07:18,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:07:18,212 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 13:07:18,212 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2092858490] [2021-11-23 13:07:18,213 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-23 13:07:18,213 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:07:18,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:18,216 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 13:07:18,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (80)] Waiting until timeout for monitored process [2021-11-23 13:07:18,247 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-23 13:07:18,247 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-23 13:07:18,248 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 13:07:18,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 13:07:18,254 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-23 13:07:18,292 INFO L210 LassoAnalysis]: Preferences: [2021-11-23 13:07:18,292 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-23 13:07:18,292 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-23 13:07:18,292 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-23 13:07:18,292 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-23 13:07:18,292 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:18,293 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-23 13:07:18,293 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-23 13:07:18,293 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-nt.c_Iteration1_Loop [2021-11-23 13:07:18,293 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-23 13:07:18,293 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-23 13:07:18,296 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:07:18,299 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:07:18,358 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-23 13:07:18,359 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-23 13:07:18,359 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:18,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:18,361 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:18,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-11-23 13:07:18,366 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-23 13:07:18,366 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-23 13:07:18,420 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2021-11-23 13:07:18,420 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:18,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:18,421 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:18,427 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-23 13:07:18,427 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-23 13:07:18,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-11-23 13:07:18,459 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-23 13:07:18,459 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~c~0#1=0} Honda state: {ULTIMATE.start_main_~c~0#1=0} Generalized eigenvectors: [{ULTIMATE.start_main_~c~0#1=0}, {ULTIMATE.start_main_~c~0#1=2}, {ULTIMATE.start_main_~c~0#1=-1}] Lambdas: [6, 1, 1] Nus: [0, 0] [2021-11-23 13:07:18,480 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2021-11-23 13:07:18,481 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:18,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:18,482 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:18,483 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-23 13:07:18,483 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-23 13:07:18,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-11-23 13:07:18,511 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:18,511 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:18,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:18,512 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:18,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-11-23 13:07:18,513 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-23 13:07:18,513 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-23 13:07:18,533 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-23 13:07:18,558 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:18,558 INFO L210 LassoAnalysis]: Preferences: [2021-11-23 13:07:18,558 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-23 13:07:18,558 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-23 13:07:18,558 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-23 13:07:18,558 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-23 13:07:18,559 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:18,559 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-23 13:07:18,559 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-23 13:07:18,559 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-nt.c_Iteration1_Loop [2021-11-23 13:07:18,559 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-23 13:07:18,559 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-23 13:07:18,560 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:07:18,566 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:07:18,615 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-23 13:07:18,615 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-23 13:07:18,615 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:18,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:18,616 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:18,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-11-23 13:07:18,625 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:18,633 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:07:18,633 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:18,633 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:18,633 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:18,633 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 13:07:18,633 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-23 13:07:18,634 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:18,641 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:18,659 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2021-11-23 13:07:18,659 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:18,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:18,660 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:18,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-11-23 13:07:18,662 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:18,669 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:07:18,669 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:18,669 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:18,669 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:18,669 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 13:07:18,670 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-23 13:07:18,670 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:18,673 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:18,691 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2021-11-23 13:07:18,691 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-23 13:07:18,691 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:18,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:18,692 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:18,715 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:18,724 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:07:18,724 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:18,724 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:18,724 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:18,724 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:07:18,725 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-23 13:07:18,725 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:18,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-11-23 13:07:18,737 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:18,760 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:18,761 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:18,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:18,762 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:18,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2021-11-23 13:07:18,776 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:18,783 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:07:18,783 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:18,783 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:18,783 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:18,783 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:07:18,784 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-23 13:07:18,784 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:18,792 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:18,811 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2021-11-23 13:07:18,811 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-23 13:07:18,811 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:18,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:18,812 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:18,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2021-11-23 13:07:18,813 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:18,820 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:07:18,820 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:18,820 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:18,820 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:18,820 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:07:18,821 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:07:18,822 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:18,825 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:18,844 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Ended with exit code 0 [2021-11-23 13:07:18,844 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:18,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:18,845 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:18,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2021-11-23 13:07:18,846 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 [2021-11-23 13:07:18,854 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:07:18,854 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:18,854 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:18,854 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:18,854 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:07:18,856 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:07:18,856 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:18,858 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:18,877 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:18,877 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-23 13:07:18,878 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:18,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:18,878 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:18,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2021-11-23 13:07:18,879 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 [2021-11-23 13:07:18,887 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:07:18,887 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:18,887 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:18,888 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:18,888 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:07:18,889 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-23 13:07:18,889 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:18,891 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:18,910 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Ended with exit code 0 [2021-11-23 13:07:18,910 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:18,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:18,911 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:18,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2021-11-23 13:07:18,913 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 [2021-11-23 13:07:18,921 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:07:18,921 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:18,921 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:18,921 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:18,921 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:07:18,923 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-23 13:07:18,923 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:18,926 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:18,947 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Ended with exit code 0 [2021-11-23 13:07:18,947 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-23 13:07:18,947 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:18,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:18,948 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:18,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2021-11-23 13:07:18,949 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:18,956 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:18,956 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:07:18,956 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:18,957 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:18,957 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:18,957 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:07:18,957 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-23 13:07:18,957 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:18,960 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:18,979 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Ended with exit code 0 [2021-11-23 13:07:18,985 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:18,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:18,986 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:18,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2021-11-23 13:07:18,987 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:18,995 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:18,995 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:07:18,995 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:18,995 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:18,996 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:18,996 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:07:18,997 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-23 13:07:18,997 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:19,001 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:19,019 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Ended with exit code 0 [2021-11-23 13:07:19,020 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-23 13:07:19,020 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:19,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:19,020 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:19,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2021-11-23 13:07:19,022 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:19,029 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:19,029 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-23 13:07:19,029 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:19,029 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:19,029 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:19,029 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:07:19,030 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:07:19,030 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:19,057 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:19,085 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Ended with exit code 0 [2021-11-23 13:07:19,085 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:19,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:19,086 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:19,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2021-11-23 13:07:19,093 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 [2021-11-23 13:07:19,101 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:19,101 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-23 13:07:19,101 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:19,101 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:19,101 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:19,101 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:07:19,103 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:07:19,103 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:19,111 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:19,131 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:19,131 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-23 13:07:19,131 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:19,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:19,132 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:19,133 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:19,143 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:19,143 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:07:19,143 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:19,143 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:19,143 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:19,143 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:07:19,145 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-23 13:07:19,145 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:19,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2021-11-23 13:07:19,155 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:19,174 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:19,175 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:19,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:19,175 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:19,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2021-11-23 13:07:19,177 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:19,185 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:19,186 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:07:19,186 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:19,186 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:19,186 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:19,186 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:07:19,188 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-23 13:07:19,188 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:19,213 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:19,238 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Ended with exit code 0 [2021-11-23 13:07:19,238 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-23 13:07:19,238 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:19,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:19,239 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:19,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2021-11-23 13:07:19,240 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 [2021-11-23 13:07:19,248 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:19,248 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:07:19,248 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:19,248 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:19,248 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:19,248 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:07:19,249 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:07:19,249 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:19,251 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:19,270 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Ended with exit code 0 [2021-11-23 13:07:19,270 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:19,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:19,271 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:19,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2021-11-23 13:07:19,272 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:19,279 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:19,279 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:07:19,279 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:19,279 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:19,279 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:19,279 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:07:19,289 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:07:19,289 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:19,293 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:19,312 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Ended with exit code 0 [2021-11-23 13:07:19,312 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-23 13:07:19,312 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:19,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:19,313 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:19,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2021-11-23 13:07:19,314 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:19,321 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:19,321 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:07:19,321 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:19,322 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:19,322 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:19,322 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-23 13:07:19,323 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 13:07:19,323 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:19,335 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:19,367 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Ended with exit code 0 [2021-11-23 13:07:19,367 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:19,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:19,368 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:19,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2021-11-23 13:07:19,380 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 [2021-11-23 13:07:19,389 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:19,389 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:07:19,389 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:19,389 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:19,389 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:19,389 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-23 13:07:19,394 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 13:07:19,394 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:19,409 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:19,431 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Ended with exit code 0 [2021-11-23 13:07:19,482 INFO L210 LassoAnalysis]: Preferences: [2021-11-23 13:07:19,482 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-23 13:07:19,482 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-23 13:07:19,482 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-23 13:07:19,482 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-23 13:07:19,482 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:19,483 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-23 13:07:19,483 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-23 13:07:19,483 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-nt.c_Iteration1_Lasso [2021-11-23 13:07:19,483 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-23 13:07:19,483 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-23 13:07:19,485 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:07:19,494 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:07:19,496 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:07:19,498 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:07:19,501 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:07:19,570 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-23 13:07:19,570 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-23 13:07:19,571 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:19,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:19,572 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:19,578 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-23 13:07:19,578 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-23 13:07:19,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2021-11-23 13:07:19,629 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:19,629 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:19,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:19,633 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:19,635 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-23 13:07:19,635 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-23 13:07:19,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2021-11-23 13:07:19,661 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-23 13:07:19,693 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:19,693 INFO L210 LassoAnalysis]: Preferences: [2021-11-23 13:07:19,693 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-23 13:07:19,693 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-23 13:07:19,694 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-23 13:07:19,694 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-23 13:07:19,694 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:19,694 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-23 13:07:19,694 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-23 13:07:19,694 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-nt.c_Iteration1_Lasso [2021-11-23 13:07:19,694 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-23 13:07:19,694 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-23 13:07:19,696 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:07:19,707 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:07:19,708 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:07:19,712 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:07:19,714 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:07:19,767 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-23 13:07:19,767 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-23 13:07:19,767 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:19,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:19,770 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:19,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2021-11-23 13:07:19,781 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 [2021-11-23 13:07:19,788 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:07:19,788 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:19,788 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:19,788 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 13:07:19,792 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 13:07:19,792 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-23 13:07:19,797 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:19,829 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Ended with exit code 0 [2021-11-23 13:07:19,830 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:19,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:19,830 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:19,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2021-11-23 13:07:19,831 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:19,839 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:07:19,839 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:19,839 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:19,839 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:19,839 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 13:07:19,839 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-23 13:07:19,839 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:19,840 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:19,859 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Ended with exit code 0 [2021-11-23 13:07:19,859 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:19,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:19,860 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:19,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2021-11-23 13:07:19,861 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:19,868 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:07:19,868 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:19,868 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:19,868 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:19,868 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 13:07:19,868 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-23 13:07:19,869 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:19,873 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:19,892 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:19,892 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:19,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:19,894 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:19,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process [2021-11-23 13:07:19,895 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:19,902 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:07:19,902 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:19,903 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:19,903 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 13:07:19,905 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 13:07:19,905 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-23 13:07:19,925 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:19,957 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:19,957 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:19,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:19,964 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:19,966 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 [2021-11-23 13:07:19,975 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:07:19,975 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:19,976 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:19,976 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:19,976 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 13:07:19,976 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-23 13:07:19,976 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:19,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Waiting until timeout for monitored process [2021-11-23 13:07:19,985 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:20,005 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Ended with exit code 0 [2021-11-23 13:07:20,005 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-23 13:07:20,005 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:20,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:20,006 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:20,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Waiting until timeout for monitored process [2021-11-23 13:07:20,007 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:20,014 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:07:20,014 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:20,014 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:20,014 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:07:20,018 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-23 13:07:20,018 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-23 13:07:20,041 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:20,059 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:20,060 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:20,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:20,060 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:20,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Waiting until timeout for monitored process [2021-11-23 13:07:20,062 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:20,069 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:07:20,069 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:20,069 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:20,069 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:20,069 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:07:20,069 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-23 13:07:20,069 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:20,070 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:20,089 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Ended with exit code 0 [2021-11-23 13:07:20,089 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:20,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:20,090 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:20,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Waiting until timeout for monitored process [2021-11-23 13:07:20,091 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:20,098 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:07:20,098 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:20,098 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:20,098 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:20,098 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:07:20,098 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-23 13:07:20,098 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:20,099 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:20,123 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Ended with exit code 0 [2021-11-23 13:07:20,123 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:20,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:20,124 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:20,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Waiting until timeout for monitored process [2021-11-23 13:07:20,125 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:20,132 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:07:20,132 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:20,132 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:20,132 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:07:20,134 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-23 13:07:20,134 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-23 13:07:20,138 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:20,159 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:20,159 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:20,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:20,160 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:20,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Waiting until timeout for monitored process [2021-11-23 13:07:20,161 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:20,168 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:07:20,168 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:20,168 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:20,168 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:20,168 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:07:20,168 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-23 13:07:20,168 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:20,169 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:20,187 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:20,188 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-23 13:07:20,188 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:20,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:20,188 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:20,189 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Waiting until timeout for monitored process [2021-11-23 13:07:20,189 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:20,197 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:07:20,197 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:20,197 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:20,197 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:07:20,201 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-23 13:07:20,201 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-23 13:07:20,210 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:20,229 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Ended with exit code 0 [2021-11-23 13:07:20,230 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:20,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:20,230 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:20,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Waiting until timeout for monitored process [2021-11-23 13:07:20,231 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:20,239 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:07:20,239 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:20,239 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:20,239 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:20,239 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:07:20,239 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:07:20,239 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:20,240 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:20,259 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:20,260 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:20,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:20,260 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:20,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Waiting until timeout for monitored process [2021-11-23 13:07:20,263 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 [2021-11-23 13:07:20,270 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:07:20,270 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:20,270 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:20,270 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:20,270 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:07:20,271 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:07:20,271 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:20,297 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:20,316 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Ended with exit code 0 [2021-11-23 13:07:20,316 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:20,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:20,317 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:20,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Waiting until timeout for monitored process [2021-11-23 13:07:20,318 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:20,325 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:07:20,326 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:20,326 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:20,326 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:07:20,328 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-23 13:07:20,328 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-23 13:07:20,333 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:20,354 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Ended with exit code 0 [2021-11-23 13:07:20,355 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:20,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:20,355 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:20,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Waiting until timeout for monitored process [2021-11-23 13:07:20,357 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 [2021-11-23 13:07:20,364 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:07:20,364 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:20,364 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:20,364 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:20,364 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:07:20,364 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:07:20,364 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:20,369 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:20,387 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Ended with exit code 0 [2021-11-23 13:07:20,387 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-23 13:07:20,387 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:20,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:20,388 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:20,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Waiting until timeout for monitored process [2021-11-23 13:07:20,389 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:20,397 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:07:20,397 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:20,397 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:20,397 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:07:20,405 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-23 13:07:20,405 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-23 13:07:20,414 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:20,432 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:20,432 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:20,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:20,433 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:20,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Waiting until timeout for monitored process [2021-11-23 13:07:20,434 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:20,442 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:07:20,442 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:20,442 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:20,442 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:20,442 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:07:20,442 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-23 13:07:20,442 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:20,445 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:20,475 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Ended with exit code 0 [2021-11-23 13:07:20,475 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:20,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:20,476 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:20,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Waiting until timeout for monitored process [2021-11-23 13:07:20,477 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:20,485 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:07:20,485 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:20,485 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:20,485 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:20,485 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:07:20,486 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-23 13:07:20,486 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:20,487 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:20,507 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:20,507 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:20,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:20,508 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:20,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Waiting until timeout for monitored process [2021-11-23 13:07:20,509 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:20,517 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:07:20,517 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:20,517 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:20,517 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:07:20,520 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-23 13:07:20,520 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-23 13:07:20,527 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:20,546 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Ended with exit code 0 [2021-11-23 13:07:20,547 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:20,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:20,547 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:20,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Waiting until timeout for monitored process [2021-11-23 13:07:20,548 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:20,556 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:07:20,556 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:20,556 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:20,556 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:20,556 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:07:20,557 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-23 13:07:20,557 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:20,558 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:20,577 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:20,577 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-23 13:07:20,577 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:20,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:20,578 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:20,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Waiting until timeout for monitored process [2021-11-23 13:07:20,579 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:20,586 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:20,586 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:07:20,587 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:20,587 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:20,587 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:07:20,590 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-23 13:07:20,590 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-23 13:07:20,617 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:20,648 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Ended with exit code 0 [2021-11-23 13:07:20,648 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:20,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:20,649 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:20,658 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:20,667 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:20,667 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:07:20,667 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:20,667 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:20,667 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:20,667 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:07:20,668 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-23 13:07:20,668 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:20,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Waiting until timeout for monitored process [2021-11-23 13:07:20,686 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:20,718 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:20,718 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:20,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:20,719 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:20,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Waiting until timeout for monitored process [2021-11-23 13:07:20,720 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:20,728 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:20,728 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:07:20,728 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:20,728 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:20,728 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:20,728 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:07:20,728 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-23 13:07:20,728 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:20,733 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:20,751 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:20,751 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:20,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:20,752 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:20,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Waiting until timeout for monitored process [2021-11-23 13:07:20,756 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:20,763 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:20,763 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:07:20,763 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:20,763 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:20,763 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:07:20,765 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-23 13:07:20,765 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-23 13:07:20,771 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:20,789 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:20,789 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:20,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:20,790 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:20,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Waiting until timeout for monitored process [2021-11-23 13:07:20,791 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:20,798 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:20,798 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:07:20,798 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:20,799 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:20,799 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:20,799 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:07:20,799 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-23 13:07:20,799 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:20,801 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:20,818 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Ended with exit code 0 [2021-11-23 13:07:20,819 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-23 13:07:20,819 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:20,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:20,820 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:20,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Waiting until timeout for monitored process [2021-11-23 13:07:20,821 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:20,828 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:20,829 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-23 13:07:20,829 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:20,829 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:20,829 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:07:20,833 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-23 13:07:20,834 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-23 13:07:20,862 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:20,880 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:20,880 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:20,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:20,881 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:20,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Waiting until timeout for monitored process [2021-11-23 13:07:20,882 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:20,890 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:20,890 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-23 13:07:20,890 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:20,890 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:20,890 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:20,890 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:07:20,891 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:07:20,891 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:20,893 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:20,910 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Ended with exit code 0 [2021-11-23 13:07:20,911 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:20,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:20,912 INFO L229 MonitoredProcess]: Starting monitored process 132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:20,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Waiting until timeout for monitored process [2021-11-23 13:07:20,913 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 [2021-11-23 13:07:20,920 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:20,920 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-23 13:07:20,921 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:20,921 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:20,921 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:20,921 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:07:20,921 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:07:20,921 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:20,923 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:20,942 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:20,942 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:20,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:20,942 INFO L229 MonitoredProcess]: Starting monitored process 133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:20,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Waiting until timeout for monitored process [2021-11-23 13:07:20,943 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:20,951 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:20,951 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-23 13:07:20,951 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:20,951 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:20,951 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:07:20,953 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-23 13:07:20,953 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-23 13:07:20,964 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:20,983 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Ended with exit code 0 [2021-11-23 13:07:20,983 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:20,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:20,984 INFO L229 MonitoredProcess]: Starting monitored process 134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:20,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Waiting until timeout for monitored process [2021-11-23 13:07:20,985 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:20,992 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:20,992 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-23 13:07:20,992 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:20,992 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:20,992 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:20,992 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:07:20,993 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:07:20,993 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:20,996 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:21,015 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Ended with exit code 0 [2021-11-23 13:07:21,016 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-23 13:07:21,016 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:21,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:21,017 INFO L229 MonitoredProcess]: Starting monitored process 135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:21,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Waiting until timeout for monitored process [2021-11-23 13:07:21,018 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:21,025 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:21,025 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:07:21,026 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:21,026 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:21,026 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:07:21,047 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-23 13:07:21,047 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-23 13:07:21,108 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:21,140 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Ended with exit code 0 [2021-11-23 13:07:21,140 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:21,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:21,141 INFO L229 MonitoredProcess]: Starting monitored process 136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:21,149 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:21,159 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:21,159 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:07:21,159 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:21,159 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:21,160 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:21,160 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:07:21,161 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-23 13:07:21,161 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:21,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Waiting until timeout for monitored process [2021-11-23 13:07:21,171 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:21,199 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:21,199 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:21,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:21,200 INFO L229 MonitoredProcess]: Starting monitored process 137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:21,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Waiting until timeout for monitored process [2021-11-23 13:07:21,204 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:21,212 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:21,212 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:07:21,212 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:21,213 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:21,213 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:21,213 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:07:21,214 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-23 13:07:21,214 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:21,237 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:21,269 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:21,270 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:21,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:21,271 INFO L229 MonitoredProcess]: Starting monitored process 138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:21,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Waiting until timeout for monitored process [2021-11-23 13:07:21,272 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:21,280 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:21,280 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:07:21,280 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:21,280 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:21,280 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:07:21,284 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-23 13:07:21,284 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-23 13:07:21,302 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:21,321 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Ended with exit code 0 [2021-11-23 13:07:21,321 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:21,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:21,322 INFO L229 MonitoredProcess]: Starting monitored process 139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:21,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Waiting until timeout for monitored process [2021-11-23 13:07:21,323 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:21,338 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:21,338 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:07:21,338 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:21,338 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:21,338 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:21,338 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:07:21,339 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-23 13:07:21,339 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:21,369 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:21,402 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:21,402 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-23 13:07:21,402 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:21,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:21,403 INFO L229 MonitoredProcess]: Starting monitored process 140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:21,409 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:21,419 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:21,419 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:07:21,419 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:21,419 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:21,419 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:07:21,424 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-23 13:07:21,424 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-23 13:07:21,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Waiting until timeout for monitored process [2021-11-23 13:07:21,439 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:21,458 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Ended with exit code 0 [2021-11-23 13:07:21,458 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:21,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:21,459 INFO L229 MonitoredProcess]: Starting monitored process 141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:21,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Waiting until timeout for monitored process [2021-11-23 13:07:21,460 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:21,467 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:21,467 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:07:21,467 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:21,467 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:21,467 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:21,467 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:07:21,468 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:07:21,468 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:21,469 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:21,488 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Ended with exit code 0 [2021-11-23 13:07:21,489 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:21,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:21,489 INFO L229 MonitoredProcess]: Starting monitored process 142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:21,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Waiting until timeout for monitored process [2021-11-23 13:07:21,490 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:21,497 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:21,498 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:07:21,498 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:21,498 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:21,498 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:21,498 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:07:21,499 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:07:21,499 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:21,500 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:21,519 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Ended with exit code 0 [2021-11-23 13:07:21,519 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:21,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:21,520 INFO L229 MonitoredProcess]: Starting monitored process 143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:21,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Waiting until timeout for monitored process [2021-11-23 13:07:21,521 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:21,528 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:21,528 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:07:21,528 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:21,528 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:21,529 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:07:21,531 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-23 13:07:21,531 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-23 13:07:21,545 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:21,565 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:21,565 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:21,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:21,566 INFO L229 MonitoredProcess]: Starting monitored process 144 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:21,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Waiting until timeout for monitored process [2021-11-23 13:07:21,567 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:21,574 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:21,574 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:07:21,574 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:21,574 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:21,574 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:21,574 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:07:21,575 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:07:21,575 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:21,576 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:21,595 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:21,595 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-23 13:07:21,595 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:21,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:21,596 INFO L229 MonitoredProcess]: Starting monitored process 145 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:21,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Waiting until timeout for monitored process [2021-11-23 13:07:21,596 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:21,604 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:21,604 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:07:21,604 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:21,604 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:21,604 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-23 13:07:21,612 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-23 13:07:21,612 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-23 13:07:21,643 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:21,676 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Ended with exit code 0 [2021-11-23 13:07:21,676 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:21,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:21,677 INFO L229 MonitoredProcess]: Starting monitored process 146 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:21,686 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:21,695 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:21,695 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:07:21,696 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:21,696 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:21,696 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:21,696 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-23 13:07:21,697 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 13:07:21,697 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:21,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Waiting until timeout for monitored process [2021-11-23 13:07:21,738 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:21,770 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:21,771 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:21,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:21,772 INFO L229 MonitoredProcess]: Starting monitored process 147 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:21,773 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:21,783 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:21,783 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:07:21,783 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:21,783 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:21,783 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:21,783 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-23 13:07:21,784 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 13:07:21,784 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:21,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Waiting until timeout for monitored process [2021-11-23 13:07:21,796 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:21,829 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:21,829 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:21,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:21,830 INFO L229 MonitoredProcess]: Starting monitored process 148 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:21,832 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:21,841 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:21,841 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:07:21,841 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:21,841 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:21,841 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-23 13:07:21,846 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-23 13:07:21,846 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-23 13:07:21,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Waiting until timeout for monitored process [2021-11-23 13:07:21,869 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:21,901 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:21,901 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:07:21,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:21,902 INFO L229 MonitoredProcess]: Starting monitored process 149 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:21,904 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:07:21,913 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:07:21,913 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:07:21,914 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:07:21,914 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:07:21,914 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:07:21,914 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-23 13:07:21,915 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 13:07:21,915 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:07:21,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Waiting until timeout for monitored process [2021-11-23 13:07:21,933 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:07:21,965 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:21,970 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 23.11 01:07:21 BoogieIcfgContainer [2021-11-23 13:07:21,971 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-11-23 13:07:21,973 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 13:07:21,973 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 13:07:21,973 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 13:07:21,974 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:07:12" (3/4) ... [2021-11-23 13:07:21,977 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-23 13:07:21,977 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 13:07:21,978 INFO L158 Benchmark]: Toolchain (without parser) took 10044.57ms. Allocated memory was 83.9MB in the beginning and 138.4MB in the end (delta: 54.5MB). Free memory was 45.4MB in the beginning and 100.8MB in the end (delta: -55.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 13:07:21,979 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory is still 61.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 13:07:21,980 INFO L158 Benchmark]: CACSL2BoogieTranslator took 245.22ms. Allocated memory was 83.9MB in the beginning and 115.3MB in the end (delta: 31.5MB). Free memory was 45.2MB in the beginning and 92.5MB in the end (delta: -47.2MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2021-11-23 13:07:21,980 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.31ms. Allocated memory is still 115.3MB. Free memory was 92.5MB in the beginning and 91.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 13:07:21,980 INFO L158 Benchmark]: Boogie Preprocessor took 30.38ms. Allocated memory is still 115.3MB. Free memory was 91.1MB in the beginning and 90.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 13:07:21,981 INFO L158 Benchmark]: RCFGBuilder took 257.82ms. Allocated memory is still 115.3MB. Free memory was 90.1MB in the beginning and 82.4MB in the end (delta: 7.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 13:07:21,981 INFO L158 Benchmark]: BuchiAutomizer took 9466.09ms. Allocated memory was 115.3MB in the beginning and 138.4MB in the end (delta: 23.1MB). Free memory was 82.4MB in the beginning and 100.8MB in the end (delta: -18.4MB). Peak memory consumption was 73.1MB. Max. memory is 16.1GB. [2021-11-23 13:07:21,982 INFO L158 Benchmark]: Witness Printer took 4.55ms. Allocated memory is still 138.4MB. Free memory is still 100.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 13:07:21,984 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory is still 61.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 245.22ms. Allocated memory was 83.9MB in the beginning and 115.3MB in the end (delta: 31.5MB). Free memory was 45.2MB in the beginning and 92.5MB in the end (delta: -47.2MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 25.31ms. Allocated memory is still 115.3MB. Free memory was 92.5MB in the beginning and 91.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.38ms. Allocated memory is still 115.3MB. Free memory was 91.1MB in the beginning and 90.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 257.82ms. Allocated memory is still 115.3MB. Free memory was 90.1MB in the beginning and 82.4MB in the end (delta: 7.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * BuchiAutomizer took 9466.09ms. Allocated memory was 115.3MB in the beginning and 138.4MB in the end (delta: 23.1MB). Free memory was 82.4MB in the beginning and 100.8MB in the end (delta: -18.4MB). Peak memory consumption was 73.1MB. Max. memory is 16.1GB. * Witness Printer took 4.55ms. Allocated memory is still 138.4MB. Free memory is still 100.8MB. 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 9.4s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 9.3s. 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: inital40 mio100 ax100 hnf87 lsp80 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq206 hnf92 smp100 dnf100 smp100 tf102 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 48ms VariablesStem: 1 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0;" "assume !false;" "assume !!(0 == main_~y~0#1 * main_~y~0#1 - 2 * main_~x~0#1 + main_~y~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 + main_~x~0#1;" Loop: "assume !false;" "assume !!(0 == main_~y~0#1 * main_~y~0#1 - 2 * main_~x~0#1 + main_~y~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 + main_~x~0#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2021-11-23 13:07:22,037 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (80)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:22,244 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (79)] Ended with exit code 0 [2021-11-23 13:07:22,444 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (78)] Ended with exit code 0 [2021-11-23 13:07:22,645 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-11-23 13:07:22,845 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-23 13:07:23,045 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ed1c393-c7a1-4cbf-b735-2909a1393703/bin/uautomizer-wIGwrQj20G/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