./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/cohencu7-both-t.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/cohencu7-both-t.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bb5c7f6015b385b7d96979a7d46bae4649ad0c6387920dd9455d273457e3a404 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 15:08:08,847 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 15:08:08,850 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 15:08:08,920 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 15:08:08,922 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 15:08:08,928 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 15:08:08,932 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 15:08:08,937 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 15:08:08,940 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 15:08:08,949 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 15:08:08,951 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 15:08:08,953 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 15:08:08,954 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 15:08:08,958 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 15:08:08,960 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 15:08:08,968 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 15:08:08,969 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 15:08:08,971 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 15:08:08,977 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 15:08:08,983 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 15:08:08,988 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 15:08:08,990 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 15:08:08,994 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 15:08:08,996 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 15:08:09,003 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 15:08:09,004 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 15:08:09,005 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 15:08:09,007 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 15:08:09,008 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 15:08:09,010 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 15:08:09,010 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 15:08:09,011 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 15:08:09,014 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 15:08:09,015 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 15:08:09,017 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 15:08:09,017 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 15:08:09,018 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 15:08:09,019 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 15:08:09,019 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 15:08:09,020 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 15:08:09,021 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 15:08:09,022 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-11-22 15:08:09,087 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 15:08:09,090 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 15:08:09,091 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-22 15:08:09,091 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-22 15:08:09,092 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 15:08:09,093 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 15:08:09,093 INFO L138 SettingsManager]: * Use SBE=true [2021-11-22 15:08:09,094 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-22 15:08:09,094 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-22 15:08:09,094 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-22 15:08:09,095 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-22 15:08:09,096 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-22 15:08:09,096 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-22 15:08:09,096 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 15:08:09,097 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 15:08:09,097 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-22 15:08:09,097 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 15:08:09,098 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 15:08:09,098 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 15:08:09,098 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-22 15:08:09,098 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-22 15:08:09,099 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-22 15:08:09,099 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 15:08:09,099 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 15:08:09,100 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-22 15:08:09,100 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 15:08:09,102 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-22 15:08:09,102 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 15:08:09,103 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-22 15:08:09,103 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 15:08:09,103 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-22 15:08:09,104 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-22 15:08:09,105 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-22 15:08:09,106 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_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bb5c7f6015b385b7d96979a7d46bae4649ad0c6387920dd9455d273457e3a404 [2021-11-22 15:08:09,399 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 15:08:09,433 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 15:08:09,436 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 15:08:09,438 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 15:08:09,442 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 15:08:09,444 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/../../sv-benchmarks/c/termination-nla/cohencu7-both-t.c [2021-11-22 15:08:09,543 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/data/b3a73fe8a/dffd1db0c26d4d1087bbb9a2d65ede1a/FLAG78e550373 [2021-11-22 15:08:10,034 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 15:08:10,035 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/sv-benchmarks/c/termination-nla/cohencu7-both-t.c [2021-11-22 15:08:10,043 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/data/b3a73fe8a/dffd1db0c26d4d1087bbb9a2d65ede1a/FLAG78e550373 [2021-11-22 15:08:10,398 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/data/b3a73fe8a/dffd1db0c26d4d1087bbb9a2d65ede1a [2021-11-22 15:08:10,400 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 15:08:10,402 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 15:08:10,404 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 15:08:10,404 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 15:08:10,408 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 15:08:10,409 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 03:08:10" (1/1) ... [2021-11-22 15:08:10,410 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73fb7de7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:08:10, skipping insertion in model container [2021-11-22 15:08:10,411 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 03:08:10" (1/1) ... [2021-11-22 15:08:10,419 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 15:08:10,436 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 15:08:10,605 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 15:08:10,611 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 15:08:10,650 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 15:08:10,670 INFO L208 MainTranslator]: Completed translation [2021-11-22 15:08:10,671 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:08:10 WrapperNode [2021-11-22 15:08:10,674 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 15:08:10,676 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 15:08:10,677 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 15:08:10,677 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 15:08:10,687 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:08:10" (1/1) ... [2021-11-22 15:08:10,696 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:08:10" (1/1) ... [2021-11-22 15:08:10,720 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 24 [2021-11-22 15:08:10,721 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 15:08:10,722 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 15:08:10,723 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 15:08:10,723 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 15:08:10,741 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:08:10" (1/1) ... [2021-11-22 15:08:10,742 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:08:10" (1/1) ... [2021-11-22 15:08:10,744 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:08:10" (1/1) ... [2021-11-22 15:08:10,744 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:08:10" (1/1) ... [2021-11-22 15:08:10,747 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:08:10" (1/1) ... [2021-11-22 15:08:10,756 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:08:10" (1/1) ... [2021-11-22 15:08:10,757 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:08:10" (1/1) ... [2021-11-22 15:08:10,764 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 15:08:10,766 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 15:08:10,767 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 15:08:10,767 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 15:08:10,769 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:08:10" (1/1) ... [2021-11-22 15:08:10,782 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:10,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:10,815 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:10,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-22 15:08:10,876 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 15:08:10,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 15:08:10,937 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 15:08:10,939 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 15:08:11,069 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 15:08:11,078 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 15:08:11,078 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-22 15:08:11,081 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 03:08:11 BoogieIcfgContainer [2021-11-22 15:08:11,081 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 15:08:11,083 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-22 15:08:11,083 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-22 15:08:11,088 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-22 15:08:11,089 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-22 15:08:11,089 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.11 03:08:10" (1/3) ... [2021-11-22 15:08:11,091 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4eafd80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.11 03:08:11, skipping insertion in model container [2021-11-22 15:08:11,092 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-22 15:08:11,092 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:08:10" (2/3) ... [2021-11-22 15:08:11,092 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4eafd80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.11 03:08:11, skipping insertion in model container [2021-11-22 15:08:11,093 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-22 15:08:11,093 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 03:08:11" (3/3) ... [2021-11-22 15:08:11,094 INFO L388 chiAutomizerObserver]: Analyzing ICFG cohencu7-both-t.c [2021-11-22 15:08:11,161 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-22 15:08:11,161 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-22 15:08:11,162 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-22 15:08:11,162 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-22 15:08:11,162 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-22 15:08:11,162 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-22 15:08:11,162 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-22 15:08:11,162 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-22 15:08:11,179 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) [2021-11-22 15:08:11,201 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-11-22 15:08:11,201 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-22 15:08:11,201 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-22 15:08:11,210 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-11-22 15:08:11,210 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-11-22 15:08:11,210 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-22 15:08:11,210 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) [2021-11-22 15:08:11,212 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-11-22 15:08:11,212 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-22 15:08:11,212 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-22 15:08:11,212 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-11-22 15:08:11,213 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-11-22 15:08:11,220 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~a~0#1, main_~n~0#1, main_~x~0#1, main_~y~0#1, main_~z~0#1;havoc main_~a~0#1;havoc main_~n~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~z~0#1;main_~a~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~n~0#1 := 0;main_~x~0#1 := 0;main_~y~0#1 := 1;main_~z~0#1 := 6; 8#L32true assume -1000 <= main_~a~0#1 && main_~a~0#1 <= 1000; 6#L33-2true [2021-11-22 15:08:11,221 INFO L793 eck$LassoCheckResult]: Loop: 6#L33-2true assume !!(main_~x~0#1 + main_~y~0#1 <= (1 + main_~a~0#1) * (1 + main_~a~0#1) * (1 + main_~a~0#1));main_~n~0#1 := 1 + main_~n~0#1;main_~x~0#1 := main_~x~0#1 + main_~y~0#1;main_~y~0#1 := main_~y~0#1 + main_~z~0#1;main_~z~0#1 := 6 + main_~z~0#1; 6#L33-2true [2021-11-22 15:08:11,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:08:11,241 INFO L85 PathProgramCache]: Analyzing trace with hash 29858, now seen corresponding path program 1 times [2021-11-22 15:08:11,260 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:08:11,261 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2078861717] [2021-11-22 15:08:11,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:08:11,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:08:11,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:08:11,346 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 15:08:11,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:08:11,368 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 15:08:11,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:08:11,371 INFO L85 PathProgramCache]: Analyzing trace with hash 45, now seen corresponding path program 1 times [2021-11-22 15:08:11,372 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:08:11,372 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [817278643] [2021-11-22 15:08:11,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:08:11,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:08:11,379 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-22 15:08:11,380 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1174982365] [2021-11-22 15:08:11,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:08:11,380 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 15:08:11,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:11,389 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 15:08:11,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-22 15:08:11,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:08:11,461 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 15:08:11,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:08:11,476 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 15:08:11,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:08:11,478 INFO L85 PathProgramCache]: Analyzing trace with hash 925612, now seen corresponding path program 1 times [2021-11-22 15:08:11,478 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:08:11,479 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [667617065] [2021-11-22 15:08:11,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:08:11,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:08:11,486 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-22 15:08:11,487 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [504878765] [2021-11-22 15:08:11,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:08:11,488 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 15:08:11,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:11,498 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 15:08:11,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-22 15:08:11,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:08:11,588 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 15:08:11,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:08:11,600 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 15:08:11,799 INFO L210 LassoAnalysis]: Preferences: [2021-11-22 15:08:11,800 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-22 15:08:11,800 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-22 15:08:11,800 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-22 15:08:11,800 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-22 15:08:11,800 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:11,800 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-22 15:08:11,801 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-22 15:08:11,801 INFO L133 ssoRankerPreferences]: Filename of dumped script: cohencu7-both-t.c_Iteration1_Loop [2021-11-22 15:08:11,801 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-22 15:08:11,801 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-22 15:08:11,824 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:08:11,849 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:08:11,928 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-22 15:08:11,929 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-22 15:08:11,930 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:11,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:11,935 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:11,947 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-22 15:08:11,947 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 15:08:11,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-22 15:08:11,993 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2021-11-22 15:08:11,994 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:11,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:11,996 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:11,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-22 15:08:11,998 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-22 15:08:11,998 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 15:08:12,041 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-22 15:08:12,041 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~n~0#1=0} Honda state: {ULTIMATE.start_main_~n~0#1=0} Generalized eigenvectors: [{ULTIMATE.start_main_~n~0#1=-1}, {ULTIMATE.start_main_~n~0#1=2}, {ULTIMATE.start_main_~n~0#1=0}] Lambdas: [3, 1, 4] Nus: [1, 1] [2021-11-22 15:08:12,086 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:12,086 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:12,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:12,089 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:12,100 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-22 15:08:12,100 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 15:08:12,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-22 15:08:12,182 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:12,183 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:12,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:12,185 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:12,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-22 15:08:12,196 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-22 15:08:12,196 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 15:08:12,229 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-22 15:08:12,250 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:12,250 INFO L210 LassoAnalysis]: Preferences: [2021-11-22 15:08:12,251 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-22 15:08:12,251 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-22 15:08:12,251 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-22 15:08:12,251 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-22 15:08:12,251 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:12,251 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-22 15:08:12,251 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-22 15:08:12,251 INFO L133 ssoRankerPreferences]: Filename of dumped script: cohencu7-both-t.c_Iteration1_Loop [2021-11-22 15:08:12,252 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-22 15:08:12,252 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-22 15:08:12,254 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:08:12,258 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:08:12,323 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-22 15:08:12,328 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-22 15:08:12,329 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:12,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:12,330 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:12,342 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 [2021-11-22 15:08:12,352 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:08:12,353 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:12,353 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:12,353 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:12,354 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:08:12,356 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 15:08:12,357 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:12,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-11-22 15:08:12,375 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:12,407 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:12,407 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:12,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:12,409 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:12,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-11-22 15:08:12,415 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:12,423 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:08:12,423 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:12,423 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:12,424 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:12,424 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:08:12,428 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 15:08:12,428 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:12,439 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:12,484 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2021-11-22 15:08:12,485 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-22 15:08:12,485 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:12,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:12,488 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:12,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-11-22 15:08:12,507 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:12,518 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:08:12,518 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:12,518 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:12,518 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:12,518 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 15:08:12,521 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 15:08:12,522 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:12,538 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:12,580 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:12,581 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:12,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:12,583 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:12,590 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:12,601 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:08:12,601 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:12,602 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:12,602 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-11-22 15:08:12,603 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:12,603 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 15:08:12,610 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 15:08:12,612 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:12,630 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:12,669 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:12,669 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-22 15:08:12,669 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:12,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:12,675 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:12,682 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:12,694 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:08:12,695 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:12,695 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:12,695 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:12,695 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:08:12,699 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 15:08:12,701 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:12,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-11-22 15:08:12,714 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:12,737 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:12,738 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:12,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:12,741 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:12,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-11-22 15:08:12,746 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:12,756 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:08:12,756 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:12,756 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:12,757 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:12,757 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:08:12,761 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 15:08:12,762 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:12,776 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:12,820 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:12,821 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-22 15:08:12,821 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:12,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:12,823 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:12,828 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:12,839 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:08:12,839 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:12,840 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:12,840 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:12,840 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 15:08:12,848 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 15:08:12,849 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:12,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-11-22 15:08:12,866 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:12,905 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:12,905 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:12,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:12,911 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:12,918 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:12,943 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:08:12,943 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:12,943 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:12,943 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:12,943 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 15:08:12,949 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 15:08:12,950 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:12,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-11-22 15:08:12,970 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:13,014 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:13,015 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-22 15:08:13,015 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:13,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:13,017 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:13,032 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:13,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-11-22 15:08:13,043 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:13,043 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 15:08:13,043 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:13,043 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:13,043 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:13,043 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 15:08:13,047 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 15:08:13,047 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:13,066 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:13,110 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:13,111 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:13,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:13,114 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:13,123 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:13,135 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:13,135 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 15:08:13,135 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:13,135 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:13,135 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:13,136 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 15:08:13,156 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 15:08:13,156 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:13,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-11-22 15:08:13,174 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:13,199 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:13,199 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-22 15:08:13,199 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:13,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:13,200 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:13,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-11-22 15:08:13,202 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:13,211 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:13,212 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-22 15:08:13,212 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:13,212 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:13,212 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:13,212 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:08:13,215 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 15:08:13,216 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:13,230 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:13,271 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:13,271 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:13,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:13,272 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:13,280 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:13,292 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:13,292 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-22 15:08:13,292 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:13,293 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:13,293 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:13,293 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:08:13,303 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 15:08:13,303 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:13,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-11-22 15:08:13,326 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:13,360 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:13,361 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-22 15:08:13,361 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:13,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:13,362 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:13,372 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:13,382 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:13,383 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 15:08:13,383 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:13,383 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:13,383 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:13,383 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 15:08:13,388 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 15:08:13,388 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:13,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-11-22 15:08:13,400 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:13,424 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:13,425 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:13,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:13,426 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:13,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-11-22 15:08:13,430 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:13,439 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:13,439 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 15:08:13,440 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:13,440 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:13,440 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:13,440 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 15:08:13,449 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 15:08:13,449 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:13,494 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:13,530 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:13,531 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-22 15:08:13,531 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:13,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:13,532 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:13,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-11-22 15:08:13,540 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:13,551 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:13,551 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 15:08:13,551 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:13,552 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:13,552 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:13,552 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:08:13,555 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 15:08:13,555 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:13,578 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:13,617 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:13,618 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:13,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:13,627 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:13,629 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:13,640 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:13,640 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 15:08:13,640 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:13,640 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:13,640 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:13,641 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:08:13,645 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 15:08:13,649 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:13,665 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:13,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-11-22 15:08:13,723 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:13,723 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-22 15:08:13,723 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:13,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:13,738 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:13,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-11-22 15:08:13,742 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:13,751 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:13,751 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 15:08:13,751 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:13,752 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:13,752 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:13,752 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-22 15:08:13,755 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 15:08:13,755 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:13,784 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:13,818 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:13,818 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:13,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:13,819 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:13,822 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:13,833 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:13,833 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 15:08:13,833 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:13,834 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:13,834 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:13,834 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-22 15:08:13,841 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 15:08:13,842 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:13,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-11-22 15:08:13,870 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:13,905 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:13,960 INFO L210 LassoAnalysis]: Preferences: [2021-11-22 15:08:13,960 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-22 15:08:13,960 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-22 15:08:13,960 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-22 15:08:13,960 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-22 15:08:13,960 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:13,961 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-22 15:08:13,961 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-22 15:08:13,961 INFO L133 ssoRankerPreferences]: Filename of dumped script: cohencu7-both-t.c_Iteration1_Lasso [2021-11-22 15:08:13,961 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-22 15:08:13,961 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-22 15:08:13,967 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:08:13,991 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:08:13,995 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:08:13,998 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:08:14,109 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-22 15:08:14,109 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-22 15:08:14,110 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:14,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:14,115 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:14,119 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-22 15:08:14,119 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 15:08:14,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-11-22 15:08:14,195 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:14,195 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:14,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:14,196 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:14,203 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-22 15:08:14,203 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 15:08:14,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-11-22 15:08:14,235 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-22 15:08:14,276 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:14,277 INFO L210 LassoAnalysis]: Preferences: [2021-11-22 15:08:14,277 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-22 15:08:14,277 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-22 15:08:14,277 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-22 15:08:14,277 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-22 15:08:14,277 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:14,277 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-22 15:08:14,277 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-22 15:08:14,277 INFO L133 ssoRankerPreferences]: Filename of dumped script: cohencu7-both-t.c_Iteration1_Lasso [2021-11-22 15:08:14,278 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-22 15:08:14,278 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-22 15:08:14,280 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:08:14,290 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:08:14,293 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:08:14,295 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:08:14,426 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-22 15:08:14,426 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-22 15:08:14,427 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:14,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:14,428 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:14,431 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:14,441 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:08:14,442 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:14,442 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:14,442 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:08:14,445 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 15:08:14,445 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-22 15:08:14,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-11-22 15:08:14,456 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:14,482 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2021-11-22 15:08:14,482 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:14,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:14,483 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:14,485 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:14,495 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:08:14,495 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:14,495 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:14,495 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:14,495 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:08:14,496 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 15:08:14,496 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:14,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-11-22 15:08:14,514 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:14,537 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:14,537 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:14,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:14,538 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:14,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-11-22 15:08:14,539 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:14,548 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:08:14,548 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:14,548 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:14,548 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:14,549 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:08:14,549 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 15:08:14,549 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:14,551 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:14,572 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2021-11-22 15:08:14,573 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:14,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:14,574 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:14,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-11-22 15:08:14,575 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:14,583 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:08:14,583 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:14,583 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:14,583 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:08:14,602 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 15:08:14,602 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-22 15:08:14,622 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:14,659 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:14,659 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-22 15:08:14,659 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:14,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:14,660 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:14,667 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:14,677 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:08:14,678 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:14,678 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:14,678 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 15:08:14,681 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-22 15:08:14,682 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-22 15:08:14,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-11-22 15:08:14,696 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:14,737 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:14,737 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:14,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:14,743 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:14,745 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:14,756 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:08:14,756 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:14,756 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:14,756 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:14,756 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 15:08:14,757 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 15:08:14,757 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:14,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-11-22 15:08:14,770 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:14,811 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:14,812 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:14,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:14,813 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:14,819 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 [2021-11-22 15:08:14,830 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:08:14,830 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:14,830 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:14,830 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:14,831 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 15:08:14,831 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 15:08:14,831 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:14,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-11-22 15:08:14,849 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:14,888 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:14,889 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:14,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:14,890 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:14,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-11-22 15:08:14,892 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:14,901 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:08:14,902 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:14,902 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:14,902 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 15:08:14,926 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-22 15:08:14,927 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-22 15:08:14,946 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:14,968 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2021-11-22 15:08:14,968 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-22 15:08:14,969 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:14,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:14,969 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:14,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-11-22 15:08:14,972 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:14,980 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:08:14,981 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:14,981 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:14,981 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:08:14,985 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-22 15:08:14,985 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-22 15:08:15,010 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:15,052 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:15,052 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:15,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:15,054 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:15,059 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:15,069 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:08:15,070 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:15,070 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:15,070 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:15,070 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:08:15,071 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 15:08:15,071 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:15,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-11-22 15:08:15,090 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:15,130 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:15,130 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:15,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:15,131 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:15,133 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 [2021-11-22 15:08:15,143 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:08:15,143 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:15,143 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:15,143 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:15,144 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:08:15,144 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 15:08:15,145 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:15,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-11-22 15:08:15,166 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:15,205 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:15,205 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:15,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:15,206 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:15,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-11-22 15:08:15,208 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:15,216 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:08:15,217 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:15,217 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:15,217 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:08:15,227 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-22 15:08:15,227 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-22 15:08:15,252 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:15,287 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:15,288 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-22 15:08:15,288 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:15,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:15,289 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:15,299 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:15,309 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:08:15,309 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:15,309 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:15,309 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 15:08:15,314 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-22 15:08:15,314 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-22 15:08:15,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-11-22 15:08:15,323 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:15,345 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2021-11-22 15:08:15,345 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:15,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:15,346 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:15,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-11-22 15:08:15,348 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:15,356 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:08:15,357 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:15,357 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:15,357 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:15,357 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 15:08:15,358 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 15:08:15,358 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:15,360 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:15,382 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:15,382 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:15,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:15,383 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:15,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-11-22 15:08:15,385 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:15,399 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:08:15,399 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:15,399 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:15,399 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:15,399 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 15:08:15,401 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 15:08:15,401 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:15,403 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:15,424 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2021-11-22 15:08:15,425 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:15,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:15,426 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:15,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-11-22 15:08:15,428 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:15,437 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:08:15,437 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:15,437 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:15,437 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 15:08:15,450 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-22 15:08:15,450 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-22 15:08:15,489 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:15,527 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:15,527 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-22 15:08:15,527 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:15,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:15,528 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:15,535 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:15,545 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:15,545 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 15:08:15,545 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:15,545 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:15,546 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 15:08:15,549 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-22 15:08:15,549 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-22 15:08:15,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-11-22 15:08:15,566 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:15,601 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:15,602 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:15,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:15,603 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:15,605 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:15,616 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:15,616 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 15:08:15,616 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:15,616 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:15,616 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:15,616 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 15:08:15,617 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 15:08:15,618 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:15,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-11-22 15:08:15,638 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:15,675 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:15,675 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:15,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:15,679 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:15,681 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:15,691 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:15,691 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 15:08:15,691 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:15,691 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:15,692 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:15,692 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 15:08:15,693 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 15:08:15,693 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:15,705 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:15,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-11-22 15:08:15,740 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:15,740 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:15,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:15,741 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:15,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-11-22 15:08:15,743 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:15,752 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:15,753 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 15:08:15,753 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:15,753 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:15,753 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 15:08:15,764 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-22 15:08:15,764 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-22 15:08:15,806 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:15,829 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:15,829 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-22 15:08:15,829 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:15,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:15,830 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:15,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-11-22 15:08:15,831 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:15,840 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:15,840 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-22 15:08:15,841 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:15,841 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:15,841 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:08:15,845 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-22 15:08:15,846 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-22 15:08:15,878 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:15,914 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:15,915 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:15,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:15,916 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:15,919 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:15,930 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:15,930 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-22 15:08:15,930 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:15,930 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:15,930 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:15,930 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:08:15,932 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 15:08:15,932 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:15,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-11-22 15:08:15,956 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:15,993 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:15,994 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:15,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:15,997 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:15,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-11-22 15:08:15,999 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:16,007 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:16,008 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-22 15:08:16,008 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:16,008 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:16,008 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:16,008 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:08:16,009 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 15:08:16,009 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:16,020 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:16,059 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:16,059 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:16,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:16,060 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:16,069 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:16,080 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:16,080 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-22 15:08:16,080 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:16,081 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:16,081 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:08:16,092 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-22 15:08:16,092 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-22 15:08:16,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-11-22 15:08:16,168 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:16,190 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2021-11-22 15:08:16,190 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-22 15:08:16,190 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:16,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:16,191 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:16,194 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:16,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-11-22 15:08:16,202 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:16,203 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 15:08:16,203 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:16,203 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:16,203 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 15:08:16,209 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-22 15:08:16,209 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-22 15:08:16,242 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:16,273 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:16,274 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:16,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:16,275 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:16,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-11-22 15:08:16,276 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:16,285 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:16,285 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 15:08:16,285 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:16,286 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:16,286 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:16,286 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 15:08:16,288 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 15:08:16,288 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:16,308 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:16,331 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:16,331 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:16,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:16,332 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:16,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-11-22 15:08:16,333 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:16,342 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:16,342 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 15:08:16,342 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:16,343 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:16,343 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:16,343 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 15:08:16,344 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 15:08:16,344 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:16,348 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:16,371 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2021-11-22 15:08:16,371 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:16,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:16,372 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:16,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-11-22 15:08:16,373 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:16,383 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:16,383 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 15:08:16,383 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:16,383 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:16,383 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 15:08:16,402 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-22 15:08:16,402 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-22 15:08:16,563 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:16,584 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:16,584 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-22 15:08:16,584 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:16,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:16,585 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:16,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-11-22 15:08:16,586 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 [2021-11-22 15:08:16,596 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:16,596 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 15:08:16,596 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:16,596 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:16,596 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:08:16,600 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-22 15:08:16,600 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-22 15:08:16,618 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:16,653 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:16,653 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:16,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:16,659 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:16,663 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:16,674 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:16,675 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 15:08:16,675 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:16,675 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:16,675 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:16,675 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:08:16,676 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 15:08:16,676 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:16,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-11-22 15:08:16,691 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:16,730 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:16,730 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:16,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:16,731 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:16,733 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:16,744 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:16,744 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 15:08:16,745 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:16,745 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:16,745 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:16,745 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:08:16,746 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 15:08:16,746 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:16,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-11-22 15:08:16,758 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:16,797 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:16,797 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:16,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:16,798 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:16,800 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:16,812 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:16,812 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 15:08:16,812 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:16,813 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:16,813 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:08:16,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-11-22 15:08:16,823 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-22 15:08:16,823 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-22 15:08:16,857 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:16,895 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:16,895 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-22 15:08:16,895 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:16,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:16,896 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:16,903 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:16,915 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:16,915 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 15:08:16,915 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:16,915 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:16,915 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-22 15:08:16,922 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-22 15:08:16,922 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-22 15:08:16,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-11-22 15:08:16,943 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:16,980 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:16,980 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:16,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:16,981 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:16,987 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 [2021-11-22 15:08:16,998 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:16,998 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 15:08:16,998 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:16,998 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:16,998 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:16,998 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-22 15:08:17,000 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 15:08:17,000 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:17,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-11-22 15:08:17,014 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:17,051 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:17,051 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:17,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:17,055 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:17,057 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:17,069 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:17,069 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 15:08:17,069 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:17,069 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:17,069 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:17,069 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-22 15:08:17,071 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 15:08:17,071 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:17,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-11-22 15:08:17,082 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:17,120 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:17,121 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:17,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:17,122 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:17,125 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 [2021-11-22 15:08:17,136 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:17,137 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 15:08:17,137 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:17,137 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:17,137 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-22 15:08:17,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-11-22 15:08:17,152 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-22 15:08:17,152 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-22 15:08:17,265 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:17,304 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:17,305 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-11-22 15:08:17,305 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~a~0#1, main_~n~0#1, main_~x~0#1, main_~y~0#1, main_~z~0#1;havoc main_~a~0#1;havoc main_~n~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~z~0#1;main_~a~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~n~0#1 := 0;main_~x~0#1 := 0;main_~y~0#1 := 1;main_~z~0#1 := 6; 8#L32true assume -1000 <= main_~a~0#1 && main_~a~0#1 <= 1000; 6#L33-2true assume !!(main_~x~0#1 + main_~y~0#1 <= (1 + main_~a~0#1) * (1 + main_~a~0#1) * (1 + main_~a~0#1));main_~n~0#1 := 1 + main_~n~0#1;main_~x~0#1 := main_~x~0#1 + main_~y~0#1;main_~y~0#1 := main_~y~0#1 + main_~z~0#1;main_~z~0#1 := 6 + main_~z~0#1; 6#L33-2true [2021-11-22 15:08:17,306 INFO L793 eck$LassoCheckResult]: Loop: 6#L33-2true assume !!(main_~x~0#1 + main_~y~0#1 <= (1 + main_~a~0#1) * (1 + main_~a~0#1) * (1 + main_~a~0#1));main_~n~0#1 := 1 + main_~n~0#1;main_~x~0#1 := main_~x~0#1 + main_~y~0#1;main_~y~0#1 := main_~y~0#1 + main_~z~0#1;main_~z~0#1 := 6 + main_~z~0#1; 6#L33-2true [2021-11-22 15:08:17,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:08:17,306 INFO L85 PathProgramCache]: Analyzing trace with hash 925612, now seen corresponding path program 2 times [2021-11-22 15:08:17,307 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:08:17,307 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1273665011] [2021-11-22 15:08:17,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:08:17,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:08:17,318 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-22 15:08:17,319 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1014141814] [2021-11-22 15:08:17,320 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-22 15:08:17,320 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 15:08:17,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:17,322 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 15:08:17,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (64)] Waiting until timeout for monitored process [2021-11-22 15:08:17,373 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-22 15:08:17,374 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-22 15:08:17,374 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 15:08:17,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:08:17,385 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 15:08:17,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:08:17,386 INFO L85 PathProgramCache]: Analyzing trace with hash 45, now seen corresponding path program 2 times [2021-11-22 15:08:17,387 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:08:17,387 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [342796252] [2021-11-22 15:08:17,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:08:17,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:08:17,390 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-22 15:08:17,390 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1461123683] [2021-11-22 15:08:17,390 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-22 15:08:17,390 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 15:08:17,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:17,401 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 15:08:17,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (65)] Waiting until timeout for monitored process [2021-11-22 15:08:17,436 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-22 15:08:17,436 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-22 15:08:17,436 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 15:08:17,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:08:17,443 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 15:08:17,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:08:17,444 INFO L85 PathProgramCache]: Analyzing trace with hash 28693986, now seen corresponding path program 3 times [2021-11-22 15:08:17,444 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:08:17,444 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [55456729] [2021-11-22 15:08:17,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:08:17,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:08:17,453 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-22 15:08:17,454 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [678292055] [2021-11-22 15:08:17,454 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-22 15:08:17,454 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 15:08:17,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:17,456 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 15:08:17,472 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (66)] Waiting until timeout for monitored process [2021-11-22 15:08:17,499 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-22 15:08:17,500 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-22 15:08:17,500 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 15:08:17,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:08:17,512 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 15:08:17,583 INFO L210 LassoAnalysis]: Preferences: [2021-11-22 15:08:17,584 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-22 15:08:17,584 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-22 15:08:17,584 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-22 15:08:17,584 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-22 15:08:17,584 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:17,584 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-22 15:08:17,585 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-22 15:08:17,585 INFO L133 ssoRankerPreferences]: Filename of dumped script: cohencu7-both-t.c_Iteration1_Loop [2021-11-22 15:08:17,585 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-22 15:08:17,585 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-22 15:08:17,588 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:08:17,593 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:08:17,687 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-22 15:08:17,687 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-22 15:08:17,687 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:17,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:17,689 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:17,691 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-22 15:08:17,691 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 15:08:17,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-11-22 15:08:17,758 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:17,759 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:17,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:17,760 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:17,762 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-22 15:08:17,762 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 15:08:17,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-11-22 15:08:17,797 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-22 15:08:17,797 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~n~0#1=0} Honda state: {ULTIMATE.start_main_~n~0#1=0} Generalized eigenvectors: [{ULTIMATE.start_main_~n~0#1=-1}, {ULTIMATE.start_main_~n~0#1=2}, {ULTIMATE.start_main_~n~0#1=0}] Lambdas: [3, 1, 4] Nus: [1, 1] [2021-11-22 15:08:17,836 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:17,837 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:17,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:17,838 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:17,840 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-22 15:08:17,840 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 15:08:17,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-11-22 15:08:17,902 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:17,903 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:17,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:17,904 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:17,907 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-22 15:08:17,907 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 15:08:17,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-11-22 15:08:17,934 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-22 15:08:17,971 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:17,971 INFO L210 LassoAnalysis]: Preferences: [2021-11-22 15:08:17,971 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-22 15:08:17,972 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-22 15:08:17,972 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-22 15:08:17,972 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-22 15:08:17,972 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:17,972 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-22 15:08:17,972 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-22 15:08:17,972 INFO L133 ssoRankerPreferences]: Filename of dumped script: cohencu7-both-t.c_Iteration1_Loop [2021-11-22 15:08:17,972 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-22 15:08:17,972 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-22 15:08:17,974 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:08:17,979 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:08:18,055 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-22 15:08:18,057 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-22 15:08:18,057 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:18,057 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:18,058 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:18,061 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:18,071 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:08:18,072 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:18,072 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:18,072 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:18,072 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:08:18,073 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 15:08:18,073 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:18,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-11-22 15:08:18,090 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:18,130 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:18,130 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:18,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:18,134 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:18,139 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:18,149 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:08:18,150 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:18,150 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:18,150 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:18,150 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:08:18,152 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 15:08:18,152 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:18,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-11-22 15:08:18,162 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:18,193 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:18,193 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-22 15:08:18,193 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:18,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:18,194 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:18,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-11-22 15:08:18,196 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:18,204 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:08:18,204 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:18,204 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:18,204 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:18,205 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 15:08:18,205 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 15:08:18,205 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:18,207 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:18,230 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2021-11-22 15:08:18,230 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:18,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:18,231 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:18,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-11-22 15:08:18,232 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:18,241 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:08:18,241 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:18,241 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:18,241 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:18,241 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 15:08:18,244 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 15:08:18,244 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:18,266 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:18,293 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:18,293 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-22 15:08:18,293 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:18,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:18,294 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:18,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-11-22 15:08:18,297 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:18,308 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:08:18,308 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:18,308 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:18,308 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:18,308 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:08:18,309 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 15:08:18,309 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:18,325 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:18,357 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:18,357 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:18,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:18,358 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:18,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-11-22 15:08:18,359 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:18,369 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:08:18,369 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:18,369 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:18,369 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:18,369 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:08:18,372 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 15:08:18,372 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:18,393 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:18,414 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2021-11-22 15:08:18,415 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-22 15:08:18,415 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:18,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:18,416 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:18,433 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-11-22 15:08:18,433 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:18,443 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:08:18,443 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:18,443 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:18,443 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:18,443 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 15:08:18,444 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 15:08:18,444 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:18,462 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:18,501 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:18,501 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:18,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:18,502 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:18,514 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:18,525 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:08:18,525 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:18,525 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:18,525 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:18,525 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 15:08:18,528 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 15:08:18,528 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:18,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-11-22 15:08:18,554 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:18,587 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:18,588 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-22 15:08:18,588 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:18,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:18,590 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:18,592 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:18,602 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:18,602 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 15:08:18,602 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:18,602 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:18,602 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:18,602 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 15:08:18,603 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 15:08:18,604 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:18,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-11-22 15:08:18,619 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:18,639 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:18,639 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:18,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:18,640 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:18,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-11-22 15:08:18,643 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:18,653 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:18,653 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 15:08:18,653 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:18,654 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:18,654 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:18,654 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 15:08:18,657 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 15:08:18,657 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:18,671 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:18,691 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2021-11-22 15:08:18,691 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-22 15:08:18,691 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:18,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:18,692 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:18,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-11-22 15:08:18,699 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:18,707 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:18,707 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-22 15:08:18,707 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:18,708 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:18,708 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:18,708 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:08:18,709 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 15:08:18,709 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:18,714 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:18,735 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2021-11-22 15:08:18,735 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:18,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:18,736 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:18,737 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:18,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-11-22 15:08:18,748 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:18,748 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-22 15:08:18,748 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:18,748 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:18,748 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:18,748 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:08:18,753 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 15:08:18,753 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:18,769 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:18,790 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2021-11-22 15:08:18,791 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-22 15:08:18,791 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:18,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:18,792 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:18,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-11-22 15:08:18,793 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:18,801 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:18,801 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 15:08:18,801 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:18,801 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:18,801 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:18,802 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 15:08:18,803 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 15:08:18,803 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:18,834 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:18,867 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2021-11-22 15:08:18,868 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:18,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:18,869 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:18,876 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:18,887 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:18,887 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 15:08:18,888 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:18,888 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:18,888 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:18,888 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 15:08:18,892 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 15:08:18,892 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:18,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-11-22 15:08:18,930 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:18,967 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:18,967 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-22 15:08:18,968 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:18,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:18,969 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:18,972 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:18,986 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:18,986 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 15:08:18,986 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:18,986 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:18,986 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:18,986 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:08:18,987 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 15:08:18,987 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:18,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-11-22 15:08:18,998 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:19,035 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:19,036 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:19,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:19,037 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:19,044 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:19,055 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:19,055 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 15:08:19,055 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:19,055 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:19,055 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:19,055 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:08:19,058 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 15:08:19,058 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:19,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-11-22 15:08:19,082 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:19,117 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:19,118 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-22 15:08:19,118 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:19,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:19,119 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:19,122 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:19,132 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:19,132 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 15:08:19,132 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:19,132 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:19,132 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:19,132 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-22 15:08:19,134 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 15:08:19,134 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:19,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-11-22 15:08:19,150 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:19,172 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2021-11-22 15:08:19,172 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:19,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:19,173 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:19,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2021-11-22 15:08:19,175 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:19,183 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:19,184 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 15:08:19,184 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:19,184 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:19,184 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:19,184 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-22 15:08:19,190 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 15:08:19,190 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:19,218 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:19,243 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:19,354 INFO L210 LassoAnalysis]: Preferences: [2021-11-22 15:08:19,355 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-22 15:08:19,355 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-22 15:08:19,355 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-22 15:08:19,355 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-22 15:08:19,355 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:19,355 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-22 15:08:19,355 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-22 15:08:19,356 INFO L133 ssoRankerPreferences]: Filename of dumped script: cohencu7-both-t.c_Iteration1_Lasso [2021-11-22 15:08:19,356 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-22 15:08:19,356 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-22 15:08:19,358 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:08:19,361 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:08:19,363 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:08:19,368 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:08:19,479 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-22 15:08:19,479 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-22 15:08:19,479 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:19,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:19,481 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:19,483 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-22 15:08:19,483 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 15:08:19,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2021-11-22 15:08:19,514 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-22 15:08:19,514 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: [] [2021-11-22 15:08:19,551 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:19,551 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:19,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:19,552 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:19,554 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-22 15:08:19,554 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 15:08:19,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2021-11-22 15:08:19,576 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-22 15:08:19,576 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: [] [2021-11-22 15:08:19,612 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:19,612 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:19,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:19,613 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:19,619 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-22 15:08:19,619 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 15:08:19,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2021-11-22 15:08:19,685 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:19,685 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:19,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:19,686 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:19,688 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-22 15:08:19,688 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 15:08:19,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2021-11-22 15:08:19,719 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-22 15:08:19,720 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~n~0#1=0} Honda state: {ULTIMATE.start_main_~n~0#1=1} Generalized eigenvectors: [{ULTIMATE.start_main_~n~0#1=-1}, {ULTIMATE.start_main_~n~0#1=2}, {ULTIMATE.start_main_~n~0#1=0}] Lambdas: [3, 1, 4] Nus: [1, 1] [2021-11-22 15:08:19,758 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:19,758 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:19,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:19,759 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:19,761 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-22 15:08:19,761 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 15:08:19,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2021-11-22 15:08:19,803 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Ended with exit code 0 [2021-11-22 15:08:19,804 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:19,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:19,805 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:19,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2021-11-22 15:08:19,806 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-22 15:08:19,806 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 15:08:19,822 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-22 15:08:19,843 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Ended with exit code 0 [2021-11-22 15:08:19,843 INFO L210 LassoAnalysis]: Preferences: [2021-11-22 15:08:19,844 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-22 15:08:19,844 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-22 15:08:19,844 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-22 15:08:19,844 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-22 15:08:19,844 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:19,844 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-22 15:08:19,844 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-22 15:08:19,844 INFO L133 ssoRankerPreferences]: Filename of dumped script: cohencu7-both-t.c_Iteration1_Lasso [2021-11-22 15:08:19,844 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-22 15:08:19,844 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-22 15:08:19,846 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:08:19,850 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:08:19,852 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:08:19,855 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:08:19,973 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-22 15:08:19,973 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-22 15:08:19,973 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:19,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:19,978 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:19,985 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 [2021-11-22 15:08:19,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2021-11-22 15:08:19,995 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:08:19,995 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:19,995 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:19,995 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:19,995 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:08:19,995 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 15:08:19,995 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:20,010 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:20,037 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Ended with exit code 0 [2021-11-22 15:08:20,037 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:20,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:20,038 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:20,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2021-11-22 15:08:20,039 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:20,047 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:08:20,047 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:20,047 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:20,048 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:20,048 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:08:20,048 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 15:08:20,048 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:20,055 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:20,078 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Ended with exit code 0 [2021-11-22 15:08:20,078 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:20,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:20,079 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:20,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2021-11-22 15:08:20,080 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:20,087 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:08:20,087 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:20,088 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:20,088 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:08:20,089 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 15:08:20,089 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-22 15:08:20,092 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:20,113 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Ended with exit code 0 [2021-11-22 15:08:20,114 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:20,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:20,114 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:20,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2021-11-22 15:08:20,116 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:20,123 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:08:20,124 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:20,124 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:20,124 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:08:20,129 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 15:08:20,129 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-22 15:08:20,137 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:20,158 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Ended with exit code 0 [2021-11-22 15:08:20,158 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-22 15:08:20,158 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:20,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:20,159 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:20,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2021-11-22 15:08:20,180 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:20,189 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:08:20,189 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:20,189 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:20,189 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:20,189 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 15:08:20,190 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 15:08:20,190 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:20,198 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:20,231 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Ended with exit code 0 [2021-11-22 15:08:20,231 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:20,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:20,232 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:20,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2021-11-22 15:08:20,233 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:20,241 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:08:20,241 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:20,241 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:20,241 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:20,241 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 15:08:20,241 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 15:08:20,241 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:20,246 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:20,270 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Ended with exit code 0 [2021-11-22 15:08:20,270 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:20,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:20,271 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:20,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2021-11-22 15:08:20,272 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 [2021-11-22 15:08:20,280 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:08:20,280 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:20,280 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:20,280 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 15:08:20,283 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-22 15:08:20,283 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-22 15:08:20,310 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:20,343 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Ended with exit code 0 [2021-11-22 15:08:20,343 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:20,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:20,344 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:20,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2021-11-22 15:08:20,345 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:20,354 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:08:20,354 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:20,354 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:20,354 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 15:08:20,360 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-22 15:08:20,360 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-22 15:08:20,386 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:20,426 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:20,426 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-22 15:08:20,427 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:20,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:20,430 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:20,432 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:20,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2021-11-22 15:08:20,441 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:08:20,442 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:20,442 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:20,442 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:20,442 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:08:20,442 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 15:08:20,442 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:20,444 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:20,465 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:20,466 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:20,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:20,466 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:20,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2021-11-22 15:08:20,468 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:20,476 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:08:20,476 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:20,476 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:20,476 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:20,476 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:08:20,477 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 15:08:20,477 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:20,478 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:20,500 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Ended with exit code 0 [2021-11-22 15:08:20,500 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:20,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:20,501 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:20,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2021-11-22 15:08:20,502 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:20,510 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:08:20,510 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:20,510 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:20,510 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:08:20,517 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-22 15:08:20,517 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-22 15:08:20,536 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:20,562 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Ended with exit code 0 [2021-11-22 15:08:20,562 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:20,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:20,563 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:20,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2021-11-22 15:08:20,565 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:20,573 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:08:20,574 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:20,574 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:20,574 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:08:20,582 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-22 15:08:20,583 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-22 15:08:20,604 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:20,624 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Ended with exit code 0 [2021-11-22 15:08:20,624 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-22 15:08:20,624 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:20,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:20,625 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:20,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2021-11-22 15:08:20,626 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:20,633 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:08:20,634 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:20,634 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:20,634 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:20,634 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 15:08:20,634 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 15:08:20,634 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:20,636 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:20,655 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:20,655 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:20,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:20,656 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:20,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process [2021-11-22 15:08:20,657 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:20,664 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:08:20,664 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:20,664 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:20,664 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:20,664 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 15:08:20,665 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 15:08:20,665 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:20,666 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:20,685 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:20,685 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:20,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:20,686 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:20,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Waiting until timeout for monitored process [2021-11-22 15:08:20,687 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:20,694 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:08:20,695 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:20,695 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:20,695 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 15:08:20,697 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-22 15:08:20,697 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-22 15:08:20,736 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:20,771 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Ended with exit code 0 [2021-11-22 15:08:20,771 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:20,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:20,772 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:20,774 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:20,785 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:08:20,785 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:20,786 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:20,786 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 15:08:20,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Waiting until timeout for monitored process [2021-11-22 15:08:20,804 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-22 15:08:20,804 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-22 15:08:20,826 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:20,847 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:20,847 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-22 15:08:20,848 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:20,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:20,848 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:20,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Waiting until timeout for monitored process [2021-11-22 15:08:20,850 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:20,858 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:20,858 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 15:08:20,858 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:20,859 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:20,859 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:20,859 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 15:08:20,859 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 15:08:20,859 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:20,861 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:20,883 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Ended with exit code 0 [2021-11-22 15:08:20,883 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:20,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:20,884 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:20,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Waiting until timeout for monitored process [2021-11-22 15:08:20,899 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:20,907 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:20,907 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 15:08:20,908 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:20,908 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:20,908 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:20,908 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 15:08:20,908 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 15:08:20,908 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:20,910 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:20,932 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Ended with exit code 0 [2021-11-22 15:08:20,932 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:20,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:20,933 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:20,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Waiting until timeout for monitored process [2021-11-22 15:08:20,934 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 [2021-11-22 15:08:20,942 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:20,942 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 15:08:20,942 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:20,942 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:20,942 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 15:08:20,944 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-22 15:08:20,944 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-22 15:08:20,952 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:20,974 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Ended with exit code 0 [2021-11-22 15:08:20,974 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:20,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:20,975 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:20,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Waiting until timeout for monitored process [2021-11-22 15:08:20,976 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 [2021-11-22 15:08:20,984 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:20,984 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 15:08:20,985 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:20,985 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:20,985 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 15:08:20,999 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-22 15:08:20,999 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-22 15:08:21,042 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:21,082 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:21,082 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-22 15:08:21,082 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:21,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:21,087 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:21,091 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 [2021-11-22 15:08:21,102 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:21,102 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-22 15:08:21,102 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:21,102 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:21,103 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:21,103 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:08:21,104 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 15:08:21,104 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:21,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Waiting until timeout for monitored process [2021-11-22 15:08:21,118 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:21,156 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:21,156 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:21,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:21,158 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:21,160 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:21,171 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:21,171 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-22 15:08:21,171 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:21,171 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:21,171 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:21,171 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:08:21,172 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 15:08:21,172 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:21,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Waiting until timeout for monitored process [2021-11-22 15:08:21,194 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:21,229 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:21,229 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:21,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:21,230 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:21,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Waiting until timeout for monitored process [2021-11-22 15:08:21,233 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:21,241 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:21,241 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-22 15:08:21,241 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:21,241 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:21,241 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:08:21,244 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-22 15:08:21,244 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-22 15:08:21,258 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:21,280 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:21,281 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:21,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:21,283 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:21,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Waiting until timeout for monitored process [2021-11-22 15:08:21,284 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:21,293 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:21,293 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-22 15:08:21,293 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:21,293 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:21,293 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:08:21,306 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-22 15:08:21,307 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-22 15:08:21,376 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:21,398 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:21,398 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-22 15:08:21,398 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:21,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:21,399 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:21,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Waiting until timeout for monitored process [2021-11-22 15:08:21,400 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:21,409 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:21,409 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 15:08:21,409 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:21,409 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:21,409 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:21,409 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 15:08:21,411 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 15:08:21,411 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:21,415 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:21,436 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Ended with exit code 0 [2021-11-22 15:08:21,437 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:21,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:21,437 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:21,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Waiting until timeout for monitored process [2021-11-22 15:08:21,438 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:21,447 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:21,447 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 15:08:21,447 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:21,447 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:21,447 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:21,447 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 15:08:21,448 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 15:08:21,448 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:21,474 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:21,511 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:21,511 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:21,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:21,512 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:21,519 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:21,530 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:21,530 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 15:08:21,530 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:21,530 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:21,531 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 15:08:21,535 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-22 15:08:21,535 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-22 15:08:21,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Waiting until timeout for monitored process [2021-11-22 15:08:21,567 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:21,602 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:21,602 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:21,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:21,603 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:21,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Waiting until timeout for monitored process [2021-11-22 15:08:21,617 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:21,627 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:21,627 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 15:08:21,627 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:21,627 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:21,627 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 15:08:21,637 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-22 15:08:21,638 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-22 15:08:21,805 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:21,827 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:21,828 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-22 15:08:21,828 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:21,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:21,829 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:21,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Waiting until timeout for monitored process [2021-11-22 15:08:21,830 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:21,838 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:21,838 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 15:08:21,838 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:21,839 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:21,839 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:21,839 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:08:21,839 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 15:08:21,839 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:21,841 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:21,863 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Ended with exit code 0 [2021-11-22 15:08:21,863 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:21,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:21,864 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:21,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Waiting until timeout for monitored process [2021-11-22 15:08:21,865 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:21,873 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:21,873 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 15:08:21,873 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:21,873 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:21,873 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:21,873 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:08:21,874 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 15:08:21,874 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:21,902 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:21,921 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Ended with exit code 0 [2021-11-22 15:08:21,921 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:21,921 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:21,922 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:21,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Waiting until timeout for monitored process [2021-11-22 15:08:21,923 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:21,931 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:21,931 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 15:08:21,931 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:21,931 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:21,931 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:08:21,933 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-22 15:08:21,933 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-22 15:08:21,966 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:21,999 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:22,000 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:22,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:22,001 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:22,007 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 [2021-11-22 15:08:22,017 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:22,018 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 15:08:22,018 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:22,018 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:22,018 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:08:22,026 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-22 15:08:22,027 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-22 15:08:22,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Waiting until timeout for monitored process [2021-11-22 15:08:22,061 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:22,083 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Ended with exit code 0 [2021-11-22 15:08:22,083 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-22 15:08:22,083 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:22,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:22,084 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:22,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Waiting until timeout for monitored process [2021-11-22 15:08:22,086 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:22,095 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:22,095 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 15:08:22,095 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:22,096 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:22,096 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:22,096 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-22 15:08:22,097 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 15:08:22,097 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:22,118 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:22,140 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:22,140 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:22,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:22,141 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:22,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Waiting until timeout for monitored process [2021-11-22 15:08:22,144 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:22,152 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:22,152 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 15:08:22,152 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:08:22,153 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:22,153 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:22,153 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-22 15:08:22,154 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 15:08:22,154 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:08:22,156 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:22,176 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:22,177 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:22,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:22,178 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:22,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Waiting until timeout for monitored process [2021-11-22 15:08:22,179 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:22,187 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:22,187 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 15:08:22,187 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:22,187 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:22,188 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-22 15:08:22,192 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-22 15:08:22,193 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-22 15:08:22,214 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:22,236 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Ended with exit code 0 [2021-11-22 15:08:22,236 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:08:22,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:08:22,237 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:08:22,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Waiting until timeout for monitored process [2021-11-22 15:08:22,239 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:08:22,248 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:08:22,248 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 15:08:22,249 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:08:22,249 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:08:22,249 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-22 15:08:22,261 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-22 15:08:22,261 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-22 15:08:22,382 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:08:22,420 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:22,426 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.11 03:08:22 BoogieIcfgContainer [2021-11-22 15:08:22,427 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-11-22 15:08:22,428 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-22 15:08:22,429 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-22 15:08:22,429 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-22 15:08:22,430 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 03:08:11" (3/4) ... [2021-11-22 15:08:22,434 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-22 15:08:22,434 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-22 15:08:22,436 INFO L158 Benchmark]: Toolchain (without parser) took 12032.79ms. Allocated memory was 98.6MB in the beginning and 123.7MB in the end (delta: 25.2MB). Free memory was 65.8MB in the beginning and 68.2MB in the end (delta: -2.4MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. [2021-11-22 15:08:22,436 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 98.6MB. Free memory was 55.0MB in the beginning and 54.9MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 15:08:22,437 INFO L158 Benchmark]: CACSL2BoogieTranslator took 271.16ms. Allocated memory is still 98.6MB. Free memory was 65.6MB in the beginning and 75.7MB in the end (delta: -10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-22 15:08:22,438 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.18ms. Allocated memory is still 98.6MB. Free memory was 75.4MB in the beginning and 74.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 15:08:22,438 INFO L158 Benchmark]: Boogie Preprocessor took 41.89ms. Allocated memory is still 98.6MB. Free memory was 74.0MB in the beginning and 73.3MB in the end (delta: 736.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 15:08:22,438 INFO L158 Benchmark]: RCFGBuilder took 315.04ms. Allocated memory is still 98.6MB. Free memory was 73.3MB in the beginning and 65.2MB in the end (delta: 8.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-22 15:08:22,439 INFO L158 Benchmark]: BuchiAutomizer took 11344.05ms. Allocated memory was 98.6MB in the beginning and 123.7MB in the end (delta: 25.2MB). Free memory was 64.9MB in the beginning and 69.2MB in the end (delta: -4.3MB). Peak memory consumption was 58.3MB. Max. memory is 16.1GB. [2021-11-22 15:08:22,439 INFO L158 Benchmark]: Witness Printer took 5.55ms. Allocated memory is still 123.7MB. Free memory was 69.2MB in the beginning and 68.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 15:08:22,442 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 98.6MB. Free memory was 55.0MB in the beginning and 54.9MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 271.16ms. Allocated memory is still 98.6MB. Free memory was 65.6MB in the beginning and 75.7MB in the end (delta: -10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.18ms. Allocated memory is still 98.6MB. Free memory was 75.4MB in the beginning and 74.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 41.89ms. Allocated memory is still 98.6MB. Free memory was 74.0MB in the beginning and 73.3MB in the end (delta: 736.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 315.04ms. Allocated memory is still 98.6MB. Free memory was 73.3MB in the beginning and 65.2MB in the end (delta: 8.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * BuchiAutomizer took 11344.05ms. Allocated memory was 98.6MB in the beginning and 123.7MB in the end (delta: 25.2MB). Free memory was 64.9MB in the beginning and 69.2MB in the end (delta: -4.3MB). Peak memory consumption was 58.3MB. Max. memory is 16.1GB. * Witness Printer took 5.55ms. Allocated memory is still 123.7MB. Free memory was 69.2MB in the beginning and 68.2MB in the end (delta: 1.0MB). 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 11.2s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 11.2s. 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: inital56 mio100 ax100 hnf98 lsp88 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq149 hnf93 smp100 dnf100 smp100 tf101 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 37ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 2 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.4s - 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_~a~0#1, main_~n~0#1, main_~x~0#1, main_~y~0#1, main_~z~0#1;havoc main_~a~0#1;havoc main_~n~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~z~0#1;main_~a~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~n~0#1 := 0;main_~x~0#1 := 0;main_~y~0#1 := 1;main_~z~0#1 := 6;" "assume -1000 <= main_~a~0#1 && main_~a~0#1 <= 1000;" "assume !!(main_~x~0#1 + main_~y~0#1 <= (1 + main_~a~0#1) * (1 + main_~a~0#1) * (1 + main_~a~0#1));main_~n~0#1 := 1 + main_~n~0#1;main_~x~0#1 := main_~x~0#1 + main_~y~0#1;main_~y~0#1 := main_~y~0#1 + main_~z~0#1;main_~z~0#1 := 6 + main_~z~0#1;" Loop: "assume !!(main_~x~0#1 + main_~y~0#1 <= (1 + main_~a~0#1) * (1 + main_~a~0#1) * (1 + main_~a~0#1));main_~n~0#1 := 1 + main_~n~0#1;main_~x~0#1 := main_~x~0#1 + main_~y~0#1;main_~y~0#1 := main_~y~0#1 + main_~z~0#1;main_~z~0#1 := 6 + main_~z~0#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2021-11-22 15:08:22,506 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (66)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:22,706 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (65)] Forceful destruction successful, exit code 0 [2021-11-22 15:08:22,906 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (64)] Ended with exit code 0 [2021-11-22 15:08:23,107 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-11-22 15:08:23,307 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-11-22 15:08:23,507 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95bc51ad-01db-4d4a-bcb8-1ab523cda036/bin/uautomizer-w2VwFs6gM0/config using search string *Termination*32bit*_Bitvector*.epf No suitable settings file found using Termination*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN