./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/lcm2-both-nt.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/lcm2-both-nt.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c2e3639073418bb6e86bec4d3a07ea2eb72b681bce70454dba8870b60fba9904 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 06:00:13,015 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 06:00:13,018 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 06:00:13,048 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 06:00:13,049 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 06:00:13,050 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 06:00:13,052 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 06:00:13,054 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 06:00:13,056 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 06:00:13,057 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 06:00:13,059 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 06:00:13,060 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 06:00:13,061 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 06:00:13,062 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 06:00:13,064 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 06:00:13,065 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 06:00:13,067 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 06:00:13,068 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 06:00:13,070 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 06:00:13,072 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 06:00:13,074 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 06:00:13,076 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 06:00:13,077 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 06:00:13,078 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 06:00:13,082 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 06:00:13,083 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 06:00:13,083 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 06:00:13,084 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 06:00:13,085 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 06:00:13,086 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 06:00:13,087 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 06:00:13,088 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 06:00:13,089 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 06:00:13,090 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 06:00:13,091 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 06:00:13,092 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 06:00:13,093 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 06:00:13,093 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 06:00:13,094 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 06:00:13,095 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 06:00:13,096 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 06:00:13,097 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-11-20 06:00:13,121 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 06:00:13,121 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 06:00:13,122 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 06:00:13,122 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 06:00:13,124 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 06:00:13,124 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 06:00:13,124 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 06:00:13,125 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-20 06:00:13,125 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-20 06:00:13,126 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-20 06:00:13,126 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-20 06:00:13,127 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-20 06:00:13,127 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-20 06:00:13,128 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 06:00:13,128 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-20 06:00:13,128 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-20 06:00:13,129 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 06:00:13,129 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-20 06:00:13,130 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 06:00:13,130 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-20 06:00:13,130 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-20 06:00:13,131 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-20 06:00:13,131 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-20 06:00:13,132 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 06:00:13,132 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-20 06:00:13,132 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 06:00:13,133 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-20 06:00:13,133 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 06:00:13,134 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 06:00:13,134 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 06:00:13,134 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 06:00:13,134 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 06:00:13,135 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-20 06:00:13,136 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_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c2e3639073418bb6e86bec4d3a07ea2eb72b681bce70454dba8870b60fba9904 [2021-11-20 06:00:13,364 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 06:00:13,399 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 06:00:13,401 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 06:00:13,402 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 06:00:13,404 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 06:00:13,405 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/termination-nla/lcm2-both-nt.c [2021-11-20 06:00:13,472 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/data/4b4cefbec/72e2148299fc4bf99a51baf8c8ca806c/FLAG2d7260f28 [2021-11-20 06:00:13,897 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 06:00:13,898 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/sv-benchmarks/c/termination-nla/lcm2-both-nt.c [2021-11-20 06:00:13,902 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/data/4b4cefbec/72e2148299fc4bf99a51baf8c8ca806c/FLAG2d7260f28 [2021-11-20 06:00:14,313 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/data/4b4cefbec/72e2148299fc4bf99a51baf8c8ca806c [2021-11-20 06:00:14,315 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 06:00:14,317 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 06:00:14,320 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 06:00:14,321 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 06:00:14,323 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 06:00:14,324 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:00:14" (1/1) ... [2021-11-20 06:00:14,325 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b6820d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:14, skipping insertion in model container [2021-11-20 06:00:14,325 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:00:14" (1/1) ... [2021-11-20 06:00:14,330 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 06:00:14,343 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 06:00:14,487 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 06:00:14,490 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 06:00:14,509 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 06:00:14,520 INFO L208 MainTranslator]: Completed translation [2021-11-20 06:00:14,520 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:14 WrapperNode [2021-11-20 06:00:14,521 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 06:00:14,522 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 06:00:14,523 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 06:00:14,523 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 06:00:14,530 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:14" (1/1) ... [2021-11-20 06:00:14,536 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:14" (1/1) ... [2021-11-20 06:00:14,564 INFO L137 Inliner]: procedures = 4, calls = 4, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 34 [2021-11-20 06:00:14,565 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 06:00:14,566 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 06:00:14,566 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 06:00:14,566 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 06:00:14,581 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:14" (1/1) ... [2021-11-20 06:00:14,581 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:14" (1/1) ... [2021-11-20 06:00:14,583 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:14" (1/1) ... [2021-11-20 06:00:14,583 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:14" (1/1) ... [2021-11-20 06:00:14,590 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:14" (1/1) ... [2021-11-20 06:00:14,597 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:14" (1/1) ... [2021-11-20 06:00:14,598 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:14" (1/1) ... [2021-11-20 06:00:14,601 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 06:00:14,603 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 06:00:14,603 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 06:00:14,603 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 06:00:14,604 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:14" (1/1) ... [2021-11-20 06:00:14,612 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:14,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:14,647 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:14,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-20 06:00:14,690 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 06:00:14,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 06:00:14,690 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_unsigned_int [2021-11-20 06:00:14,739 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 06:00:14,740 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 06:00:14,832 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 06:00:14,840 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 06:00:14,840 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-20 06:00:14,842 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:00:14 BoogieIcfgContainer [2021-11-20 06:00:14,842 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 06:00:14,843 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-20 06:00:14,843 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-20 06:00:14,846 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-20 06:00:14,847 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-20 06:00:14,847 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.11 06:00:14" (1/3) ... [2021-11-20 06:00:14,854 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6f1e8118 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 06:00:14, skipping insertion in model container [2021-11-20 06:00:14,855 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-20 06:00:14,855 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:14" (2/3) ... [2021-11-20 06:00:14,855 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6f1e8118 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 06:00:14, skipping insertion in model container [2021-11-20 06:00:14,855 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-20 06:00:14,856 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:00:14" (3/3) ... [2021-11-20 06:00:14,857 INFO L388 chiAutomizerObserver]: Analyzing ICFG lcm2-both-nt.c [2021-11-20 06:00:14,905 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-20 06:00:14,905 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-20 06:00:14,905 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-20 06:00:14,905 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-20 06:00:14,906 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-20 06:00:14,906 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-20 06:00:14,906 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-20 06:00:14,906 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-20 06:00:14,919 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 10 states, 9 states have (on average 1.5555555555555556) internal successors, (14), 9 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:00:14,936 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-11-20 06:00:14,936 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 06:00:14,936 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 06:00:14,941 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-11-20 06:00:14,941 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-11-20 06:00:14,941 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-20 06:00:14,941 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 10 states, 9 states have (on average 1.5555555555555556) internal successors, (14), 9 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:00:14,942 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-11-20 06:00:14,942 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 06:00:14,942 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 06:00:14,943 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-11-20 06:00:14,943 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-11-20 06:00:14,949 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 10#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret0#1, main_#t~ret1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~u~0#1, main_~v~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~u~0#1;havoc main_~v~0#1;call main_#t~ret0#1 := __VERIFIER_nondet_unsigned_int();main_~a~0#1 := (if main_#t~ret0#1 % 4294967296 % 4294967296 <= 2147483647 then main_#t~ret0#1 % 4294967296 % 4294967296 else main_#t~ret0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~ret0#1;call main_#t~ret1#1 := __VERIFIER_nondet_unsigned_int();main_~b~0#1 := (if main_#t~ret1#1 % 4294967296 % 4294967296 <= 2147483647 then main_#t~ret1#1 % 4294967296 % 4294967296 else main_#t~ret1#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~ret1#1; 5#L30true assume !(((main_~a~0#1 < 1 || main_~b~0#1 < 1) || main_~a~0#1 > 65535) || main_~b~0#1 > 65535);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~u~0#1 := main_~b~0#1;main_~v~0#1 := main_~a~0#1; 7#L45-2true [2021-11-20 06:00:14,949 INFO L793 eck$LassoCheckResult]: Loop: 7#L45-2true assume !false; 11#L42true assume !!(main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 == 2 * main_~a~0#1 * main_~b~0#1); 9#L45true assume main_~x~0#1 > main_~y~0#1;main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~v~0#1 := main_~v~0#1 + main_~u~0#1; 7#L45-2true [2021-11-20 06:00:14,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:00:14,954 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2021-11-20 06:00:14,960 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:00:14,961 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [111457096] [2021-11-20 06:00:14,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:00:14,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:00:15,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:00:15,050 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:00:15,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:00:15,085 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:00:15,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:00:15,088 INFO L85 PathProgramCache]: Analyzing trace with hash 45842, now seen corresponding path program 1 times [2021-11-20 06:00:15,089 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:00:15,089 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2088057399] [2021-11-20 06:00:15,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:00:15,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:00:15,095 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 06:00:15,095 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [52600111] [2021-11-20 06:00:15,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:00:15,096 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 06:00:15,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:15,098 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 06:00:15,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-20 06:00:15,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:00:15,160 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:00:15,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:00:15,179 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:00:15,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:00:15,181 INFO L85 PathProgramCache]: Analyzing trace with hash 889575311, now seen corresponding path program 1 times [2021-11-20 06:00:15,181 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:00:15,182 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1330310828] [2021-11-20 06:00:15,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:00:15,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:00:15,209 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 06:00:15,210 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [582837154] [2021-11-20 06:00:15,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:00:15,210 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 06:00:15,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:15,253 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 06:00:15,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-20 06:00:15,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:00:15,345 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:00:15,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:00:15,362 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:00:15,763 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:00:15,764 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:00:15,764 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:00:15,764 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:00:15,764 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-20 06:00:15,764 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:15,765 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:00:15,765 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:00:15,765 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm2-both-nt.c_Iteration1_Lasso [2021-11-20 06:00:15,765 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:00:15,766 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:00:15,780 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:00:15,809 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:00:15,811 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:00:15,814 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:00:15,919 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:00:15,920 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-20 06:00:15,922 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:15,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:15,955 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:15,958 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:00:15,958 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:00:15,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-20 06:00:16,024 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:16,024 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:16,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:16,025 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:16,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-20 06:00:16,042 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-20 06:00:16,042 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:00:16,082 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-20 06:00:16,118 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:16,119 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:00:16,119 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:00:16,119 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:00:16,119 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:00:16,119 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-20 06:00:16,119 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:16,119 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:00:16,120 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:00:16,120 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm2-both-nt.c_Iteration1_Lasso [2021-11-20 06:00:16,120 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:00:16,120 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:00:16,123 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:00:16,125 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:00:16,151 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:00:16,154 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:00:16,252 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:00:16,257 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-20 06:00:16,258 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:16,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:16,259 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:16,265 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:16,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-20 06:00:16,275 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:00:16,275 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:00:16,276 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:16,276 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:16,276 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:00:16,278 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:00:16,278 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:00:16,290 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:16,309 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2021-11-20 06:00:16,309 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:16,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:16,311 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:16,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-20 06:00:16,313 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:16,321 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:00:16,322 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:16,322 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:16,322 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:00:16,337 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:00:16,337 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 06:00:16,357 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-20 06:00:16,371 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2021-11-20 06:00:16,371 INFO L444 ModelExtractionUtils]: 16 out of 22 variables were initially zero. Simplification set additionally 1 variables to zero. [2021-11-20 06:00:16,373 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:16,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:16,374 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:16,380 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-20 06:00:16,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-11-20 06:00:16,406 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2021-11-20 06:00:16,406 INFO L513 LassoAnalysis]: Proved termination. [2021-11-20 06:00:16,407 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~y~0#1, ULTIMATE.start_main_~x~0#1) = -1*ULTIMATE.start_main_~y~0#1 + 1*ULTIMATE.start_main_~x~0#1 Supporting invariants [1*ULTIMATE.start_main_~y~0#1 - 1 >= 0] [2021-11-20 06:00:16,440 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:16,446 INFO L297 tatePredicateManager]: 0 out of 1 supporting invariants were superfluous and have been removed [2021-11-20 06:00:16,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:00:16,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:00:16,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-20 06:00:16,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 06:00:16,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:00:16,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-20 06:00:16,529 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 06:00:16,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 06:00:16,595 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2021-11-20 06:00:16,597 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 10 states, 9 states have (on average 1.5555555555555556) internal successors, (14), 9 states have internal predecessors, (14), 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) Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:00:16,654 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 10 states, 9 states have (on average 1.5555555555555556) internal successors, (14), 9 states have internal predecessors, (14), 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). Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 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) Result 31 states and 39 transitions. Complement of second has 6 states. [2021-11-20 06:00:16,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-11-20 06:00:16,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:00:16,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 18 transitions. [2021-11-20 06:00:16,664 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 3 letters. Loop has 3 letters. [2021-11-20 06:00:16,665 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 06:00:16,665 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 6 letters. Loop has 3 letters. [2021-11-20 06:00:16,665 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 06:00:16,665 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 3 letters. Loop has 6 letters. [2021-11-20 06:00:16,666 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 06:00:16,667 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 39 transitions. [2021-11-20 06:00:16,677 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-11-20 06:00:16,680 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 12 states and 15 transitions. [2021-11-20 06:00:16,681 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 8 [2021-11-20 06:00:16,682 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2021-11-20 06:00:16,682 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 15 transitions. [2021-11-20 06:00:16,682 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-20 06:00:16,683 INFO L681 BuchiCegarLoop]: Abstraction has 12 states and 15 transitions. [2021-11-20 06:00:16,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states and 15 transitions. [2021-11-20 06:00:16,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12. [2021-11-20 06:00:16,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 1.25) internal successors, (15), 11 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:00:16,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 15 transitions. [2021-11-20 06:00:16,708 INFO L704 BuchiCegarLoop]: Abstraction has 12 states and 15 transitions. [2021-11-20 06:00:16,708 INFO L587 BuchiCegarLoop]: Abstraction has 12 states and 15 transitions. [2021-11-20 06:00:16,708 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-11-20 06:00:16,708 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states and 15 transitions. [2021-11-20 06:00:16,709 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-11-20 06:00:16,710 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 06:00:16,710 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 06:00:16,710 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-11-20 06:00:16,710 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-11-20 06:00:16,711 INFO L791 eck$LassoCheckResult]: Stem: 92#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 93#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret0#1, main_#t~ret1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~u~0#1, main_~v~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~u~0#1;havoc main_~v~0#1;call main_#t~ret0#1 := __VERIFIER_nondet_unsigned_int();main_~a~0#1 := (if main_#t~ret0#1 % 4294967296 % 4294967296 <= 2147483647 then main_#t~ret0#1 % 4294967296 % 4294967296 else main_#t~ret0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~ret0#1;call main_#t~ret1#1 := __VERIFIER_nondet_unsigned_int();main_~b~0#1 := (if main_#t~ret1#1 % 4294967296 % 4294967296 <= 2147483647 then main_#t~ret1#1 % 4294967296 % 4294967296 else main_#t~ret1#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~ret1#1; 94#L30 assume !(((main_~a~0#1 < 1 || main_~b~0#1 < 1) || main_~a~0#1 > 65535) || main_~b~0#1 > 65535);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~u~0#1 := main_~b~0#1;main_~v~0#1 := main_~a~0#1; 95#L45-2 assume !false; 99#L42 assume !!(main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 == 2 * main_~a~0#1 * main_~b~0#1); 101#L45 assume !(main_~x~0#1 > main_~y~0#1);main_~y~0#1 := main_~y~0#1 - main_~x~0#1;main_~u~0#1 := main_~u~0#1 + main_~v~0#1; 96#L45-2 [2021-11-20 06:00:16,711 INFO L793 eck$LassoCheckResult]: Loop: 96#L45-2 assume !false; 97#L42 assume !!(main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 == 2 * main_~a~0#1 * main_~b~0#1); 103#L45 assume main_~x~0#1 > main_~y~0#1;main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~v~0#1 := main_~v~0#1 + main_~u~0#1; 96#L45-2 [2021-11-20 06:00:16,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:00:16,712 INFO L85 PathProgramCache]: Analyzing trace with hash 889575313, now seen corresponding path program 1 times [2021-11-20 06:00:16,712 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:00:16,712 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [206739627] [2021-11-20 06:00:16,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:00:16,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:00:16,725 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 06:00:16,725 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1053636273] [2021-11-20 06:00:16,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:00:16,726 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 06:00:16,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:16,727 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 06:00:16,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-11-20 06:00:16,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:00:16,757 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:00:16,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:00:16,770 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:00:16,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:00:16,771 INFO L85 PathProgramCache]: Analyzing trace with hash 45842, now seen corresponding path program 2 times [2021-11-20 06:00:16,771 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:00:16,771 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1278792800] [2021-11-20 06:00:16,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:00:16,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:00:16,774 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 06:00:16,774 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [385344719] [2021-11-20 06:00:16,774 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-20 06:00:16,774 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 06:00:16,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:16,776 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 06:00:16,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-11-20 06:00:16,801 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-20 06:00:16,801 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-20 06:00:16,801 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:00:16,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:00:16,806 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:00:16,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:00:16,807 INFO L85 PathProgramCache]: Analyzing trace with hash 1389949314, now seen corresponding path program 1 times [2021-11-20 06:00:16,807 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:00:16,807 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1107299124] [2021-11-20 06:00:16,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:00:16,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:00:16,816 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 06:00:16,816 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1950657769] [2021-11-20 06:00:16,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:00:16,817 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 06:00:16,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:16,830 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 06:00:16,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-11-20 06:00:16,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:00:16,867 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:00:16,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:00:16,876 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:00:16,991 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:17,152 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:00:17,152 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:00:17,152 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:00:17,152 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:00:17,153 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-20 06:00:17,153 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:17,153 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:00:17,153 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:00:17,153 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm2-both-nt.c_Iteration2_Lasso [2021-11-20 06:00:17,153 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:00:17,153 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:00:17,163 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:00:17,187 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:00:17,189 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:00:17,191 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:00:17,282 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:00:17,282 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-20 06:00:17,282 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:17,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:17,284 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:17,295 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:00:17,295 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:00:17,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-11-20 06:00:17,369 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:17,369 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:17,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:17,371 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:17,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-11-20 06:00:17,380 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-20 06:00:17,380 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:00:17,403 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-20 06:00:17,440 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:17,441 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:00:17,441 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:00:17,441 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:00:17,441 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:00:17,441 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-20 06:00:17,441 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:17,441 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:00:17,441 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:00:17,441 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm2-both-nt.c_Iteration2_Lasso [2021-11-20 06:00:17,441 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:00:17,442 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:00:17,444 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:00:17,448 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:00:17,451 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:00:17,452 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:00:17,567 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:00:17,567 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-20 06:00:17,567 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:17,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:17,574 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:17,580 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:17,589 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:00:17,589 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:00:17,589 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:17,589 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:17,590 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:00:17,590 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:00:17,590 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:00:17,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-11-20 06:00:17,602 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:17,624 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:17,624 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:17,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:17,625 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:17,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-11-20 06:00:17,627 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:17,634 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:00:17,634 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:00:17,634 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:17,634 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:17,634 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:00:17,635 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:00:17,635 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:00:17,637 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:17,659 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:17,659 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:17,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:17,660 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:17,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-11-20 06:00:17,663 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 [2021-11-20 06:00:17,670 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:00:17,670 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:00:17,670 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:17,670 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:17,670 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:00:17,671 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:00:17,671 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:00:17,672 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:17,693 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:17,693 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:17,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:17,694 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:17,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-11-20 06:00:17,697 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:17,704 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:00:17,704 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:17,704 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:17,704 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:00:17,716 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:00:17,716 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 06:00:17,735 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:17,777 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:17,778 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-20 06:00:17,778 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:17,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:17,779 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:17,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-11-20 06:00:17,786 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:17,795 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:00:17,796 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:00:17,796 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:17,796 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:17,796 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:00:17,797 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:00:17,797 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:00:17,817 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:17,849 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:17,850 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:17,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:17,851 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:17,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-11-20 06:00:17,856 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:17,865 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:00:17,865 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:00:17,865 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:17,865 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:17,865 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:00:17,866 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:00:17,866 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:00:17,870 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:17,891 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2021-11-20 06:00:17,891 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:17,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:17,892 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:17,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-11-20 06:00:17,897 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:17,904 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:00:17,904 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:00:17,904 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:17,904 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:17,904 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:00:17,906 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:00:17,906 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:00:17,908 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:17,929 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:17,930 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:17,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:17,930 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:17,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-11-20 06:00:17,935 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:17,942 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:00:17,942 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:17,943 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:17,943 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:00:17,952 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-20 06:00:17,952 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-20 06:00:17,973 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:18,005 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:18,005 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-20 06:00:18,005 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:18,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:18,006 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:18,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-11-20 06:00:18,011 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:18,018 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:00:18,018 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:00:18,018 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:18,018 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:18,018 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:00:18,019 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:00:18,019 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:00:18,020 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:18,039 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:18,039 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:18,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:18,040 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:18,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-11-20 06:00:18,042 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:18,049 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:00:18,049 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:00:18,049 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:18,049 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:18,049 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:00:18,050 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:00:18,050 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:00:18,061 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:18,098 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:18,098 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:18,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:18,099 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:18,101 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:18,110 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:00:18,110 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:00:18,110 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:18,110 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:18,110 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:00:18,111 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:00:18,111 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:00:18,113 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-11-20 06:00:18,125 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:18,154 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:18,154 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:18,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:18,155 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:18,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-11-20 06:00:18,157 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:18,165 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:00:18,165 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:18,165 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:18,165 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:00:18,180 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 06:00:18,180 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 06:00:18,205 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:18,241 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:18,241 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-20 06:00:18,242 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:18,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:18,243 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:18,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-11-20 06:00:18,245 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:18,254 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:00:18,254 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:00:18,254 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:18,254 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:18,254 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:00:18,256 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:00:18,256 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:00:18,273 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:18,294 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:18,294 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:18,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:18,295 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:18,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-11-20 06:00:18,297 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 [2021-11-20 06:00:18,304 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:00:18,304 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:00:18,305 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:18,305 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:18,305 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:00:18,306 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:00:18,306 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:00:18,309 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:18,330 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:18,331 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:18,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:18,332 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:18,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-11-20 06:00:18,339 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:18,346 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:00:18,346 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:00:18,346 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:18,346 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:18,347 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:00:18,347 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:00:18,347 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:00:18,349 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:18,367 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:18,367 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:18,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:18,368 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:18,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-11-20 06:00:18,382 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:18,390 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:00:18,390 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:18,390 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:18,390 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:00:18,410 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-20 06:00:18,410 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-20 06:00:18,437 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:18,473 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:18,473 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-20 06:00:18,473 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:18,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:18,474 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:18,476 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:18,485 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:00:18,485 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:00:18,485 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:00:18,485 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:18,485 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:18,486 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:00:18,487 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:00:18,487 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:00:18,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-11-20 06:00:18,501 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:18,537 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:18,537 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:18,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:18,542 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:18,544 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:18,553 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:00:18,553 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:00:18,553 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:00:18,553 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:18,553 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:18,553 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:00:18,554 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:00:18,554 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:00:18,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-11-20 06:00:18,569 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:18,604 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:18,604 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:18,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:18,605 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:18,607 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:18,616 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:00:18,617 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:00:18,617 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:00:18,617 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:18,617 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:18,617 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:00:18,618 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:00:18,618 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:00:18,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-11-20 06:00:18,641 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:18,676 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:18,676 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:18,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:18,677 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:18,679 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:18,690 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:00:18,690 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:00:18,690 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:18,690 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:18,690 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:00:18,699 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-20 06:00:18,699 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-20 06:00:18,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-11-20 06:00:18,730 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:18,766 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:18,766 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-20 06:00:18,767 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:18,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:18,768 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:18,769 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:18,779 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:00:18,779 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:00:18,779 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:00:18,779 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:18,779 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:18,779 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:00:18,781 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:00:18,781 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:00:18,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-11-20 06:00:18,793 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:18,829 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:18,829 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:18,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:18,830 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:18,832 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:18,841 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:00:18,842 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:00:18,842 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:00:18,842 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:18,842 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:18,842 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:00:18,843 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:00:18,843 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:00:18,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-11-20 06:00:18,857 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:18,891 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:18,892 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:18,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:18,893 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:18,895 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:18,905 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:00:18,905 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:00:18,905 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:00:18,905 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:18,905 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:18,905 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:00:18,915 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:00:18,915 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:00:18,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-11-20 06:00:18,929 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:18,964 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:18,964 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:18,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:18,970 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:18,972 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 [2021-11-20 06:00:18,983 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:00:18,983 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:00:18,983 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:18,983 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:18,984 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:00:18,996 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 06:00:18,996 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 06:00:19,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-11-20 06:00:19,045 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:19,081 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:19,082 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-20 06:00:19,082 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:19,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:19,083 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:19,086 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 [2021-11-20 06:00:19,096 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:00:19,096 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:00:19,096 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:00:19,096 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:19,096 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:19,096 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:00:19,098 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:00:19,098 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:00:19,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-11-20 06:00:19,121 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:19,157 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:19,158 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:19,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:19,159 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:19,161 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:19,171 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:00:19,171 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:00:19,171 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:00:19,171 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:19,171 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:19,172 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:00:19,175 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:00:19,175 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:00:19,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-11-20 06:00:19,189 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:19,216 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2021-11-20 06:00:19,217 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:19,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:19,218 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:19,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-11-20 06:00:19,224 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:19,231 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:00:19,231 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:00:19,231 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:00:19,231 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:19,231 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:19,232 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:00:19,233 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:00:19,233 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:00:19,257 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:19,289 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:19,289 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:19,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:19,290 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:19,292 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:19,303 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:00:19,303 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:00:19,303 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:19,303 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:19,303 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:00:19,319 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-20 06:00:19,319 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-20 06:00:19,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-11-20 06:00:19,388 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:19,414 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2021-11-20 06:00:19,415 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-20 06:00:19,415 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:19,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:19,416 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:19,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-11-20 06:00:19,417 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:19,424 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:00:19,425 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:00:19,425 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:00:19,425 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:19,425 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:19,425 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:00:19,426 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:00:19,426 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:00:19,440 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:19,458 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:19,458 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:19,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:19,459 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:19,460 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:19,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-11-20 06:00:19,467 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:00:19,467 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:00:19,468 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:00:19,468 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:19,468 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:19,468 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:00:19,469 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:00:19,469 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:00:19,493 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:19,539 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:19,539 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:19,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:19,540 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:19,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-11-20 06:00:19,544 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:19,554 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:00:19,554 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:00:19,554 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:00:19,554 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:19,554 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:19,554 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:00:19,555 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:00:19,555 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:00:19,573 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:19,605 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:19,605 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:19,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:19,609 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:19,612 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:19,621 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:00:19,621 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:00:19,622 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:19,622 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:19,622 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:00:19,634 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 06:00:19,635 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 06:00:19,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-11-20 06:00:19,661 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:19,697 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:19,697 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-20 06:00:19,697 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:19,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:19,701 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:19,707 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:19,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-11-20 06:00:19,715 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:00:19,715 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:00:19,715 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:00:19,715 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:19,715 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:19,715 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:00:19,716 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:00:19,716 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:00:19,732 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:19,751 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2021-11-20 06:00:19,751 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:19,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:19,752 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:19,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-11-20 06:00:19,753 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:19,760 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:00:19,760 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:00:19,760 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:00:19,761 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:19,761 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:19,761 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:00:19,762 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:00:19,762 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:00:19,777 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:19,809 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:19,810 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:19,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:19,811 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:19,818 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:19,828 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:00:19,828 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:00:19,828 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:00:19,829 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:19,829 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:19,829 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:00:19,831 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:00:19,831 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:00:19,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-11-20 06:00:19,844 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:19,864 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2021-11-20 06:00:19,864 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:19,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:19,865 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:19,866 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:19,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-11-20 06:00:19,875 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:00:19,875 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:00:19,875 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:19,875 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:19,876 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:00:19,891 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-20 06:00:19,891 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-20 06:00:19,955 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:19,983 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2021-11-20 06:00:19,983 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-11-20 06:00:19,983 INFO L791 eck$LassoCheckResult]: Stem: 92#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 93#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret0#1, main_#t~ret1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~u~0#1, main_~v~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~u~0#1;havoc main_~v~0#1;call main_#t~ret0#1 := __VERIFIER_nondet_unsigned_int();main_~a~0#1 := (if main_#t~ret0#1 % 4294967296 % 4294967296 <= 2147483647 then main_#t~ret0#1 % 4294967296 % 4294967296 else main_#t~ret0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~ret0#1;call main_#t~ret1#1 := __VERIFIER_nondet_unsigned_int();main_~b~0#1 := (if main_#t~ret1#1 % 4294967296 % 4294967296 <= 2147483647 then main_#t~ret1#1 % 4294967296 % 4294967296 else main_#t~ret1#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~ret1#1; 94#L30 assume !(((main_~a~0#1 < 1 || main_~b~0#1 < 1) || main_~a~0#1 > 65535) || main_~b~0#1 > 65535);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~u~0#1 := main_~b~0#1;main_~v~0#1 := main_~a~0#1; 95#L45-2 assume !false; 99#L42 assume !!(main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 == 2 * main_~a~0#1 * main_~b~0#1); 101#L45 assume !(main_~x~0#1 > main_~y~0#1);main_~y~0#1 := main_~y~0#1 - main_~x~0#1;main_~u~0#1 := main_~u~0#1 + main_~v~0#1; 96#L45-2 assume !false; 97#L42 assume !!(main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 == 2 * main_~a~0#1 * main_~b~0#1); 103#L45 assume main_~x~0#1 > main_~y~0#1;main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~v~0#1 := main_~v~0#1 + main_~u~0#1; 96#L45-2 [2021-11-20 06:00:19,983 INFO L793 eck$LassoCheckResult]: Loop: 96#L45-2 assume !false; 97#L42 assume !!(main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 == 2 * main_~a~0#1 * main_~b~0#1); 103#L45 assume main_~x~0#1 > main_~y~0#1;main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~v~0#1 := main_~v~0#1 + main_~u~0#1; 96#L45-2 [2021-11-20 06:00:19,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:00:19,984 INFO L85 PathProgramCache]: Analyzing trace with hash 1389949314, now seen corresponding path program 2 times [2021-11-20 06:00:19,984 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:00:19,984 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1411984542] [2021-11-20 06:00:19,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:00:19,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:00:19,992 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 06:00:19,992 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1702459470] [2021-11-20 06:00:19,993 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-20 06:00:19,993 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 06:00:19,993 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:19,994 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 06:00:20,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (50)] Waiting until timeout for monitored process [2021-11-20 06:00:20,032 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-20 06:00:20,033 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-20 06:00:20,033 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:00:20,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:00:20,044 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:00:20,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:00:20,045 INFO L85 PathProgramCache]: Analyzing trace with hash 45842, now seen corresponding path program 3 times [2021-11-20 06:00:20,045 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:00:20,045 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1762462657] [2021-11-20 06:00:20,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:00:20,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:00:20,047 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 06:00:20,050 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1205480346] [2021-11-20 06:00:20,050 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-20 06:00:20,051 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 06:00:20,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:20,053 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 06:00:20,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (51)] Waiting until timeout for monitored process [2021-11-20 06:00:20,082 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2021-11-20 06:00:20,083 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-20 06:00:20,083 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:00:20,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:00:20,089 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:00:20,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:00:20,089 INFO L85 PathProgramCache]: Analyzing trace with hash 200328689, now seen corresponding path program 3 times [2021-11-20 06:00:20,090 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:00:20,090 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2061842778] [2021-11-20 06:00:20,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:00:20,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:00:20,096 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 06:00:20,097 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1125570276] [2021-11-20 06:00:20,097 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-20 06:00:20,102 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 06:00:20,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:20,103 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 06:00:20,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (52)] Waiting until timeout for monitored process [2021-11-20 06:00:20,136 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-11-20 06:00:20,136 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-20 06:00:20,136 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:00:20,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:00:20,147 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:00:26,933 WARN L227 SmtUtils]: Spent 6.75s on a formula simplification. DAG size of input: 65 DAG size of output: 55 (called from [L 231] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2021-11-20 06:00:27,045 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:00:27,045 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:00:27,046 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:00:27,046 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:00:27,046 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-20 06:00:27,046 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:27,046 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:00:27,046 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:00:27,046 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm2-both-nt.c_Iteration2_Lasso [2021-11-20 06:00:27,046 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:00:27,047 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:00:27,048 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:00:27,051 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:00:27,053 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:00:27,055 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:00:27,179 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:00:27,179 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-20 06:00:27,179 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:27,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:27,182 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:27,189 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-11-20 06:00:27,189 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:00:27,189 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:00:27,197 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 06:00:27,198 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res#1=0} Honda state: {ULTIMATE.start_main_#res#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 06:00:27,216 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2021-11-20 06:00:27,216 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:27,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:27,217 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:27,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-11-20 06:00:27,218 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:00:27,218 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:00:27,226 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 06:00:27,226 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~ret0#1=0} Honda state: {ULTIMATE.start_main_#t~ret0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 06:00:27,250 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2021-11-20 06:00:27,250 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:27,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:27,252 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:27,265 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:00:27,265 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:00:27,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-11-20 06:00:27,284 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 06:00:27,284 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~ret1#1=0} Honda state: {ULTIMATE.start_main_#t~ret1#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 06:00:27,310 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2021-11-20 06:00:27,310 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:27,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:27,311 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:27,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-11-20 06:00:27,312 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:00:27,312 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:00:27,340 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:27,340 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:27,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:27,341 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:27,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-11-20 06:00:27,345 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-20 06:00:27,345 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:00:27,370 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-20 06:00:27,404 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:27,404 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:00:27,404 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:00:27,404 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:00:27,405 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:00:27,405 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-20 06:00:27,405 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:27,405 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:00:27,405 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:00:27,405 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm2-both-nt.c_Iteration2_Lasso [2021-11-20 06:00:27,405 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:00:27,405 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:00:27,407 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:00:27,412 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:00:27,414 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:00:27,416 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:00:27,529 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:00:27,529 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-20 06:00:27,529 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:27,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:27,533 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:27,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-11-20 06:00:27,534 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:27,541 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:00:27,541 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:00:27,541 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:27,541 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:27,541 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:00:27,542 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:00:27,542 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:00:27,542 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:27,560 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:27,561 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:27,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:27,562 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:27,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-11-20 06:00:27,565 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 [2021-11-20 06:00:27,572 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:00:27,572 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:00:27,572 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:27,572 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:27,572 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:00:27,573 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:00:27,573 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:00:27,574 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:27,592 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:27,592 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:27,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:27,593 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:27,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-11-20 06:00:27,594 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:27,601 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:00:27,601 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:00:27,601 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:27,601 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:27,601 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:00:27,602 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:00:27,602 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:00:27,603 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:27,621 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2021-11-20 06:00:27,621 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:27,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:27,622 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:27,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-11-20 06:00:27,624 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:27,631 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:00:27,631 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:27,631 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:27,631 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:00:27,637 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:00:27,638 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 06:00:27,657 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:27,689 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:27,690 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-20 06:00:27,690 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:27,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:27,691 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:27,698 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:27,707 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:00:27,707 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:00:27,707 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:27,707 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:27,707 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:00:27,708 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:00:27,708 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:00:27,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-11-20 06:00:27,718 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:27,749 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:27,750 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:27,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:27,751 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:27,753 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:27,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-11-20 06:00:27,761 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:00:27,762 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:00:27,762 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:27,762 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:27,762 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:00:27,762 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:00:27,763 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:00:27,776 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:27,808 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:27,808 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:27,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:27,809 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:27,811 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:27,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-11-20 06:00:27,819 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:00:27,819 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:00:27,819 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:27,819 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:27,819 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:00:27,819 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:00:27,819 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:00:27,820 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:27,838 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2021-11-20 06:00:27,839 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:27,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:27,839 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:27,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-11-20 06:00:27,840 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:27,848 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:00:27,848 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:27,848 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:27,849 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:00:27,864 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-20 06:00:27,864 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-20 06:00:27,886 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:27,905 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2021-11-20 06:00:27,905 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-20 06:00:27,905 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:27,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:27,906 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:27,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-11-20 06:00:27,907 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:27,917 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:00:27,917 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:00:27,918 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:27,918 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:27,918 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:00:27,918 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:00:27,918 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:00:27,920 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:27,938 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2021-11-20 06:00:27,938 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:27,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:27,939 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:27,951 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-11-20 06:00:27,952 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:27,959 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:00:27,959 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:00:27,959 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:27,959 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:27,959 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:00:27,960 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:00:27,960 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:00:27,961 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:27,979 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:27,980 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:27,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:27,980 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:27,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-11-20 06:00:27,983 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:27,990 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:00:27,991 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:00:27,991 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:27,991 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:27,991 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:00:27,991 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:00:27,991 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:00:27,993 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:28,011 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2021-11-20 06:00:28,011 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:28,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:28,012 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:28,014 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-11-20 06:00:28,014 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:28,023 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:00:28,023 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:28,023 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:28,023 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:00:28,039 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 06:00:28,040 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 06:00:28,073 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:28,109 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:28,110 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-20 06:00:28,110 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:28,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:28,111 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:28,113 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:28,122 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:00:28,122 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:00:28,122 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:28,122 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:28,122 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:00:28,123 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:00:28,123 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:00:28,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-11-20 06:00:28,143 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:28,161 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:28,162 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:28,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:28,162 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:28,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-11-20 06:00:28,164 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:28,171 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:00:28,171 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:00:28,171 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:28,171 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:28,171 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:00:28,172 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:00:28,172 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:00:28,190 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:28,209 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2021-11-20 06:00:28,209 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:28,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:28,210 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:28,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-11-20 06:00:28,211 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:28,218 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:00:28,218 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:00:28,219 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:28,219 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:28,219 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:00:28,220 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:00:28,220 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:00:28,221 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:28,239 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2021-11-20 06:00:28,239 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:28,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:28,240 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:28,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-11-20 06:00:28,241 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:28,249 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:00:28,249 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:28,250 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:28,250 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:00:28,260 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-20 06:00:28,261 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-20 06:00:28,281 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:28,300 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2021-11-20 06:00:28,300 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-20 06:00:28,300 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:28,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:28,301 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:28,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-11-20 06:00:28,310 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:28,318 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:00:28,318 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:00:28,318 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:00:28,318 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:28,318 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:28,318 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:00:28,319 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:00:28,319 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:00:28,330 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:28,350 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:28,350 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:28,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:28,351 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:28,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-11-20 06:00:28,352 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:28,359 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:00:28,359 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:00:28,359 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:00:28,359 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:28,360 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:28,360 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:00:28,360 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:00:28,360 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:00:28,362 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:28,380 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2021-11-20 06:00:28,380 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:28,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:28,381 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:28,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-11-20 06:00:28,383 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:28,390 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:00:28,390 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:00:28,390 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:00:28,390 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:28,390 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:28,390 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:00:28,391 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:00:28,391 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:00:28,400 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:28,419 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2021-11-20 06:00:28,419 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:28,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:28,420 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:28,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-11-20 06:00:28,421 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:28,429 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:00:28,429 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:00:28,429 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:28,429 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:28,429 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:00:28,437 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-20 06:00:28,437 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-20 06:00:28,457 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:28,476 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:28,476 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-20 06:00:28,476 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:28,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:28,477 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:28,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-11-20 06:00:28,479 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:28,486 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:00:28,487 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:00:28,487 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:00:28,487 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:28,487 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:28,487 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:00:28,488 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:00:28,488 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:00:28,490 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:28,508 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:28,508 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:28,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:28,509 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:28,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-11-20 06:00:28,510 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:28,518 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:00:28,518 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:00:28,518 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:00:28,518 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:28,518 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:28,518 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:00:28,519 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:00:28,519 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:00:28,521 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:28,539 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:28,539 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:28,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:28,540 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:28,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-11-20 06:00:28,541 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:28,548 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:00:28,548 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:00:28,548 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:00:28,548 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:28,549 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:28,549 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:00:28,549 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:00:28,549 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:00:28,551 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:28,569 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:28,570 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:28,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:28,570 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:28,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-11-20 06:00:28,576 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:28,584 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:00:28,585 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:00:28,585 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:28,585 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:28,585 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:00:28,594 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 06:00:28,594 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 06:00:28,624 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:28,655 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:28,656 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-20 06:00:28,656 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:28,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:28,657 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:28,659 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:28,669 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:00:28,669 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:00:28,669 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:00:28,669 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:28,669 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:28,669 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:00:28,670 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:00:28,671 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:00:28,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-11-20 06:00:28,683 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:28,717 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:28,718 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:28,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:28,719 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:28,720 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:28,730 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:00:28,730 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:00:28,730 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:00:28,730 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:28,730 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:28,730 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:00:28,732 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:00:28,732 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:00:28,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-11-20 06:00:28,749 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:28,781 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:28,782 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:28,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:28,783 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:28,785 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:28,795 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:00:28,795 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:00:28,795 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:00:28,795 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:28,795 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:28,796 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:00:28,797 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:00:28,797 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:00:28,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-11-20 06:00:28,817 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:28,848 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:28,848 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:28,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:28,849 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:28,851 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:28,862 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:00:28,862 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:00:28,862 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:28,862 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:28,862 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:00:28,875 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-20 06:00:28,875 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-20 06:00:28,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-11-20 06:00:28,919 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:28,952 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:28,952 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-20 06:00:28,952 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:28,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:28,953 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:28,959 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:28,968 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:00:28,968 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:00:28,968 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:00:28,968 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:28,968 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:28,968 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:00:28,969 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:00:28,969 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:00:28,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-11-20 06:00:28,989 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:29,021 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:29,022 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:29,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:29,025 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:29,029 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:29,038 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:00:29,039 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:00:29,039 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:00:29,039 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:29,039 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:29,039 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:00:29,040 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:00:29,040 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:00:29,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-11-20 06:00:29,051 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:29,082 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:29,082 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:29,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:29,083 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:29,085 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:29,095 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:00:29,095 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:00:29,095 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:00:29,095 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:29,095 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:29,096 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:00:29,096 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:00:29,096 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:00:29,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2021-11-20 06:00:29,109 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:29,140 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:29,140 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:29,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:29,141 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:29,145 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:29,155 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:00:29,155 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:00:29,155 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:29,155 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:29,155 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:00:29,164 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 06:00:29,164 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 06:00:29,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2021-11-20 06:00:29,197 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:29,231 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:29,231 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-20 06:00:29,231 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:29,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:29,233 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:29,236 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:29,245 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:00:29,245 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:00:29,245 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:00:29,245 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:29,245 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:29,245 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:00:29,246 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:00:29,246 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:00:29,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2021-11-20 06:00:29,259 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:29,293 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:29,294 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:29,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:29,295 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:29,296 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:29,308 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:00:29,308 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:00:29,308 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:00:29,308 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:29,308 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:29,309 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:00:29,309 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:00:29,310 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:00:29,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2021-11-20 06:00:29,321 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:29,353 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:29,353 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:29,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:29,354 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:29,355 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:29,365 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:00:29,365 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:00:29,365 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:00:29,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2021-11-20 06:00:29,365 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:29,365 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:29,365 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:00:29,366 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:00:29,366 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:00:29,389 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:29,421 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:29,421 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:00:29,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:00:29,422 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:00:29,423 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:00:29,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2021-11-20 06:00:29,433 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:00:29,433 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:00:29,433 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:00:29,434 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:00:29,434 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:00:29,447 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-20 06:00:29,447 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-20 06:00:29,485 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:00:29,518 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:29,524 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.11 06:00:29 BoogieIcfgContainer [2021-11-20 06:00:29,524 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-11-20 06:00:29,525 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-20 06:00:29,525 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-20 06:00:29,525 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-20 06:00:29,525 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:00:14" (3/4) ... [2021-11-20 06:00:29,528 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-20 06:00:29,528 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-20 06:00:29,534 INFO L158 Benchmark]: Toolchain (without parser) took 15211.52ms. Allocated memory was 96.5MB in the beginning and 148.9MB in the end (delta: 52.4MB). Free memory was 66.9MB in the beginning and 56.7MB in the end (delta: 10.2MB). Peak memory consumption was 62.1MB. Max. memory is 16.1GB. [2021-11-20 06:00:29,534 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 96.5MB. Free memory is still 54.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 06:00:29,535 INFO L158 Benchmark]: CACSL2BoogieTranslator took 200.43ms. Allocated memory is still 96.5MB. Free memory was 66.6MB in the beginning and 74.9MB in the end (delta: -8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-20 06:00:29,535 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.44ms. Allocated memory is still 96.5MB. Free memory was 74.9MB in the beginning and 73.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 06:00:29,536 INFO L158 Benchmark]: Boogie Preprocessor took 35.84ms. Allocated memory is still 96.5MB. Free memory was 73.5MB in the beginning and 72.5MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-20 06:00:29,536 INFO L158 Benchmark]: RCFGBuilder took 239.44ms. Allocated memory is still 96.5MB. Free memory was 72.5MB in the beginning and 63.8MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-20 06:00:29,537 INFO L158 Benchmark]: BuchiAutomizer took 14681.42ms. Allocated memory was 96.5MB in the beginning and 148.9MB in the end (delta: 52.4MB). Free memory was 63.5MB in the beginning and 57.7MB in the end (delta: 5.8MB). Peak memory consumption was 60.9MB. Max. memory is 16.1GB. [2021-11-20 06:00:29,537 INFO L158 Benchmark]: Witness Printer took 3.21ms. Allocated memory is still 148.9MB. Free memory was 57.7MB in the beginning and 56.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 06:00:29,539 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 96.5MB. Free memory is still 54.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 200.43ms. Allocated memory is still 96.5MB. Free memory was 66.6MB in the beginning and 74.9MB in the end (delta: -8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.44ms. Allocated memory is still 96.5MB. Free memory was 74.9MB in the beginning and 73.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 35.84ms. Allocated memory is still 96.5MB. Free memory was 73.5MB in the beginning and 72.5MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 239.44ms. Allocated memory is still 96.5MB. Free memory was 72.5MB in the beginning and 63.8MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 14681.42ms. Allocated memory was 96.5MB in the beginning and 148.9MB in the end (delta: 52.4MB). Free memory was 63.5MB in the beginning and 57.7MB in the end (delta: 5.8MB). Peak memory consumption was 60.9MB. Max. memory is 16.1GB. * Witness Printer took 3.21ms. Allocated memory is still 148.9MB. Free memory was 57.7MB in the beginning and 56.7MB 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 Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic) and one module whose termination is unknown.One deterministic module has affine ranking function -1 * y + x and consists of 4 locations. The remainder module has 12 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 14.6s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 14.3s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 0. Minimization of nondet autom 1. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 12 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 11 mSDsluCounter, 14 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 10 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital61 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq185 hnf93 smp100 dnf100 smp100 tf100 neg100 sie102 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 64ms VariablesStem: 6 VariablesLoop: 6 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 3 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret0#1, main_#t~ret1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~u~0#1, main_~v~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~u~0#1;havoc main_~v~0#1;call main_#t~ret0#1 := __VERIFIER_nondet_unsigned_int();main_~a~0#1 := (if main_#t~ret0#1 % 4294967296 % 4294967296 <= 2147483647 then main_#t~ret0#1 % 4294967296 % 4294967296 else main_#t~ret0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~ret0#1;call main_#t~ret1#1 := __VERIFIER_nondet_unsigned_int();main_~b~0#1 := (if main_#t~ret1#1 % 4294967296 % 4294967296 <= 2147483647 then main_#t~ret1#1 % 4294967296 % 4294967296 else main_#t~ret1#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~ret1#1;" "assume !(((main_~a~0#1 < 1 || main_~b~0#1 < 1) || main_~a~0#1 > 65535) || main_~b~0#1 > 65535);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~u~0#1 := main_~b~0#1;main_~v~0#1 := main_~a~0#1;" "assume !false;" "assume !!(main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 == 2 * main_~a~0#1 * main_~b~0#1);" "assume !(main_~x~0#1 > main_~y~0#1);main_~y~0#1 := main_~y~0#1 - main_~x~0#1;main_~u~0#1 := main_~u~0#1 + main_~v~0#1;" "assume !false;" "assume !!(main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 == 2 * main_~a~0#1 * main_~b~0#1);" "assume main_~x~0#1 > main_~y~0#1;main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~v~0#1 := main_~v~0#1 + main_~u~0#1;" Loop: "assume !false;" "assume !!(main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 == 2 * main_~a~0#1 * main_~b~0#1);" "assume main_~x~0#1 > main_~y~0#1;main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~v~0#1 := main_~v~0#1 + main_~u~0#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2021-11-20 06:00:29,578 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (52)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:29,790 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (51)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:29,990 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (50)] Ended with exit code 0 [2021-11-20 06:00:30,191 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2021-11-20 06:00:30,391 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2021-11-20 06:00:30,591 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-11-20 06:00:30,791 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-11-20 06:00:30,992 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-11-20 06:00:31,178 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc8cef9a-5d87-4763-b192-6171762e955d/bin/uautomizer-DQz5hQGWxF/config using search string *Termination*32bit*_Bitvector*.epf No suitable settings file found using Termination*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN