./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/egcd-both-nt.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version f8e1c903 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/egcd-both-nt.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX --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 8191111967e355faaa9e1f9b07a30261823b2d1609aae7d52c8a75e30cb27230 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-f8e1c90 [2021-11-09 10:41:45,385 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-09 10:41:45,387 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-09 10:41:45,421 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-09 10:41:45,421 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-09 10:41:45,423 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-09 10:41:45,425 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-09 10:41:45,427 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-09 10:41:45,429 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-09 10:41:45,430 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-09 10:41:45,432 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-09 10:41:45,435 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-09 10:41:45,436 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-09 10:41:45,442 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-09 10:41:45,444 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-09 10:41:45,447 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-09 10:41:45,448 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-09 10:41:45,449 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-09 10:41:45,451 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-09 10:41:45,453 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-09 10:41:45,455 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-09 10:41:45,457 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-09 10:41:45,458 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-09 10:41:45,459 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-09 10:41:45,463 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-09 10:41:45,464 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-09 10:41:45,464 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-09 10:41:45,465 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-09 10:41:45,466 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-09 10:41:45,467 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-09 10:41:45,467 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-09 10:41:45,468 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-09 10:41:45,469 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-09 10:41:45,470 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-09 10:41:45,472 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-09 10:41:45,472 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-09 10:41:45,473 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-09 10:41:45,473 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-09 10:41:45,474 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-09 10:41:45,475 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-09 10:41:45,476 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-09 10:41:45,477 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-11-09 10:41:45,507 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-09 10:41:45,507 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-09 10:41:45,508 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-09 10:41:45,508 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-09 10:41:45,509 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-09 10:41:45,510 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-09 10:41:45,510 INFO L138 SettingsManager]: * Use SBE=true [2021-11-09 10:41:45,510 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-09 10:41:45,511 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-09 10:41:45,511 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-09 10:41:45,511 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-09 10:41:45,512 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-09 10:41:45,512 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-09 10:41:45,512 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-09 10:41:45,513 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-09 10:41:45,513 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-09 10:41:45,514 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-09 10:41:45,514 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-09 10:41:45,514 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-09 10:41:45,515 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-09 10:41:45,522 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-09 10:41:45,522 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-09 10:41:45,522 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-09 10:41:45,522 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-09 10:41:45,523 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-09 10:41:45,523 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-09 10:41:45,523 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-09 10:41:45,523 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-09 10:41:45,524 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-09 10:41:45,524 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-09 10:41:45,525 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-09 10:41:45,525 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-09 10:41:45,526 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-09 10:41:45,526 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_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8191111967e355faaa9e1f9b07a30261823b2d1609aae7d52c8a75e30cb27230 [2021-11-09 10:41:45,866 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-09 10:41:45,897 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-09 10:41:45,901 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-09 10:41:45,902 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-09 10:41:45,904 INFO L275 PluginConnector]: CDTParser initialized [2021-11-09 10:41:45,905 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/../../sv-benchmarks/c/termination-nla/egcd-both-nt.c [2021-11-09 10:41:45,998 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/data/5208a789b/0653a510ef3e47d184dda13125a026d5/FLAG77c5c9cf2 [2021-11-09 10:41:46,558 INFO L306 CDTParser]: Found 1 translation units. [2021-11-09 10:41:46,559 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/sv-benchmarks/c/termination-nla/egcd-both-nt.c [2021-11-09 10:41:46,570 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/data/5208a789b/0653a510ef3e47d184dda13125a026d5/FLAG77c5c9cf2 [2021-11-09 10:41:46,945 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/data/5208a789b/0653a510ef3e47d184dda13125a026d5 [2021-11-09 10:41:46,947 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-09 10:41:46,949 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-09 10:41:46,957 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-09 10:41:46,957 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-09 10:41:46,961 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-09 10:41:46,961 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:41:46" (1/1) ... [2021-11-09 10:41:46,963 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2dca3d61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:41:46, skipping insertion in model container [2021-11-09 10:41:46,963 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 10:41:46" (1/1) ... [2021-11-09 10:41:46,970 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-09 10:41:46,986 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-09 10:41:47,144 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-09 10:41:47,148 INFO L203 MainTranslator]: Completed pre-run [2021-11-09 10:41:47,177 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-09 10:41:47,187 INFO L208 MainTranslator]: Completed translation [2021-11-09 10:41:47,187 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:41:47 WrapperNode [2021-11-09 10:41:47,188 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-09 10:41:47,189 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-09 10:41:47,189 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-09 10:41:47,189 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-09 10:41:47,197 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:41:47" (1/1) ... [2021-11-09 10:41:47,202 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:41:47" (1/1) ... [2021-11-09 10:41:47,220 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-09 10:41:47,221 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-09 10:41:47,221 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-09 10:41:47,221 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-09 10:41:47,229 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:41:47" (1/1) ... [2021-11-09 10:41:47,230 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:41:47" (1/1) ... [2021-11-09 10:41:47,230 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:41:47" (1/1) ... [2021-11-09 10:41:47,231 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:41:47" (1/1) ... [2021-11-09 10:41:47,233 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:41:47" (1/1) ... [2021-11-09 10:41:47,237 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:41:47" (1/1) ... [2021-11-09 10:41:47,237 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:41:47" (1/1) ... [2021-11-09 10:41:47,239 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-09 10:41:47,240 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-09 10:41:47,240 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-09 10:41:47,240 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-09 10:41:47,241 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:41:47" (1/1) ... [2021-11-09 10:41:47,249 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:47,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:47,274 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:47,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-09 10:41:47,338 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-09 10:41:47,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-09 10:41:47,474 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-09 10:41:47,474 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-11-09 10:41:47,475 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 10:41:47 BoogieIcfgContainer [2021-11-09 10:41:47,475 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-09 10:41:47,476 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-09 10:41:47,476 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-09 10:41:47,479 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-09 10:41:47,480 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-09 10:41:47,480 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 09.11 10:41:46" (1/3) ... [2021-11-09 10:41:47,481 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7a6ad667 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.11 10:41:47, skipping insertion in model container [2021-11-09 10:41:47,482 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-09 10:41:47,482 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 10:41:47" (2/3) ... [2021-11-09 10:41:47,482 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7a6ad667 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.11 10:41:47, skipping insertion in model container [2021-11-09 10:41:47,482 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-09 10:41:47,482 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 10:41:47" (3/3) ... [2021-11-09 10:41:47,484 INFO L389 chiAutomizerObserver]: Analyzing ICFG egcd-both-nt.c [2021-11-09 10:41:47,532 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-09 10:41:47,532 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-09 10:41:47,533 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-09 10:41:47,533 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-09 10:41:47,533 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-09 10:41:47,533 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-09 10:41:47,533 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-09 10:41:47,533 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-09 10:41:47,544 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 7 states have internal predecessors, (11), 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) [2021-11-09 10:41:47,559 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-11-09 10:41:47,559 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-09 10:41:47,560 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-09 10:41:47,565 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-11-09 10:41:47,566 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-09 10:41:47,566 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-09 10:41:47,566 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 7 states have internal predecessors, (11), 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) [2021-11-09 10:41:47,567 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-11-09 10:41:47,567 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-09 10:41:47,567 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-09 10:41:47,568 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-11-09 10:41:47,568 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-09 10:41:47,573 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_~a~0, main_~b~0, main_~p~0, main_~q~0, main_~r~0, main_~s~0, main_~x~0, main_~y~0;havoc main_~a~0;havoc main_~b~0;havoc main_~p~0;havoc main_~q~0;havoc main_~r~0;havoc main_~s~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := main_#t~nondet1;havoc main_#t~nondet1; 6#L25true assume main_~x~0 >= 1 && main_~y~0 >= 1;main_~a~0 := main_~x~0;main_~b~0 := main_~y~0;main_~p~0 := 1;main_~q~0 := 0;main_~r~0 := 0;main_~s~0 := 1; 9#L38-2true [2021-11-09 10:41:47,574 INFO L793 eck$LassoCheckResult]: Loop: 9#L38-2true assume !!(main_~b~0 == main_~x~0 * main_~q~0 + main_~y~0 * main_~s~0); 8#L38true assume main_~a~0 > main_~b~0;main_~a~0 := main_~a~0 - main_~b~0;main_~p~0 := main_~p~0 - main_~q~0;main_~r~0 := main_~r~0 - main_~s~0; 9#L38-2true [2021-11-09 10:41:47,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 10:41:47,580 INFO L85 PathProgramCache]: Analyzing trace with hash 996, now seen corresponding path program 1 times [2021-11-09 10:41:47,590 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 10:41:47,591 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [214593851] [2021-11-09 10:41:47,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 10:41:47,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 10:41:47,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-09 10:41:47,668 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-09 10:41:47,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-09 10:41:47,692 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-09 10:41:47,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 10:41:47,695 INFO L85 PathProgramCache]: Analyzing trace with hash 1380, now seen corresponding path program 1 times [2021-11-09 10:41:47,696 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 10:41:47,696 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [498377842] [2021-11-09 10:41:47,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 10:41:47,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 10:41:47,702 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-09 10:41:47,702 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2088099911] [2021-11-09 10:41:47,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 10:41:47,703 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-09 10:41:47,703 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:47,719 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-09 10:41:47,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-09 10:41:47,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-09 10:41:47,757 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-09 10:41:47,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-09 10:41:47,769 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-09 10:41:47,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 10:41:47,771 INFO L85 PathProgramCache]: Analyzing trace with hash 957575, now seen corresponding path program 1 times [2021-11-09 10:41:47,771 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 10:41:47,772 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1606758066] [2021-11-09 10:41:47,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 10:41:47,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 10:41:47,779 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-09 10:41:47,779 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1334977329] [2021-11-09 10:41:47,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 10:41:47,780 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-09 10:41:47,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:47,782 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-09 10:41:47,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-09 10:41:47,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-09 10:41:47,842 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-09 10:41:47,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-09 10:41:47,872 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-09 10:41:48,172 INFO L210 LassoAnalysis]: Preferences: [2021-11-09 10:41:48,173 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-09 10:41:48,173 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-09 10:41:48,174 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-09 10:41:48,174 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-09 10:41:48,174 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:48,174 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-09 10:41:48,174 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-09 10:41:48,174 INFO L133 ssoRankerPreferences]: Filename of dumped script: egcd-both-nt.c_Iteration1_Lasso [2021-11-09 10:41:48,175 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-09 10:41:48,175 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-09 10:41:48,198 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:41:48,208 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:41:48,213 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:41:48,216 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:41:48,439 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-09 10:41:48,440 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-09 10:41:48,442 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:48,444 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:48,472 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:48,479 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-09 10:41:48,480 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-09 10:41:48,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-09 10:41:48,504 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-09 10:41:48,505 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-09 10:41:48,524 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2021-11-09 10:41:48,526 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:48,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:48,527 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:48,545 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-09 10:41:48,545 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-09 10:41:48,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-09 10:41:48,572 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-09 10:41:48,572 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1=0} Honda state: {ULTIMATE.start_main_#t~nondet1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-09 10:41:48,609 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:48,611 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:48,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:48,615 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:48,620 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-09 10:41:48,620 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-09 10:41:48,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-09 10:41:48,643 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-09 10:41:48,643 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-09 10:41:48,679 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:48,681 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:48,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:48,683 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:48,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-09 10:41:48,689 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-09 10:41:48,689 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-09 10:41:48,766 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:48,766 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:48,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:48,768 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:48,774 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-09 10:41:48,774 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-09 10:41:48,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-11-09 10:41:48,811 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-09 10:41:48,835 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:48,835 INFO L210 LassoAnalysis]: Preferences: [2021-11-09 10:41:48,835 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-09 10:41:48,836 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-09 10:41:48,836 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-09 10:41:48,836 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-09 10:41:48,836 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:48,836 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-09 10:41:48,836 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-09 10:41:48,836 INFO L133 ssoRankerPreferences]: Filename of dumped script: egcd-both-nt.c_Iteration1_Lasso [2021-11-09 10:41:48,836 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-09 10:41:48,836 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-09 10:41:48,840 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:41:48,850 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:41:48,853 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:41:48,857 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:41:49,027 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-09 10:41:49,033 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-09 10:41:49,034 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:49,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:49,040 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:49,043 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:49,053 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 10:41:49,053 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:41:49,054 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:49,054 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:49,054 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 10:41:49,057 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-09 10:41:49,057 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:41:49,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-11-09 10:41:49,067 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:49,107 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:49,107 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:49,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:49,109 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:49,116 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:49,125 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 10:41:49,125 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:41:49,125 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:49,125 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:49,125 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 10:41:49,126 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-09 10:41:49,126 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:41:49,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-11-09 10:41:49,142 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:49,180 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:49,181 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:49,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:49,182 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:49,188 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:49,197 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 10:41:49,197 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:41:49,198 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:49,198 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:49,198 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 10:41:49,199 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-09 10:41:49,199 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:41:49,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-11-09 10:41:49,215 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:49,251 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:49,252 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:49,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:49,254 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:49,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-11-09 10:41:49,263 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:49,273 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 10:41:49,274 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:49,274 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:49,274 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 10:41:49,297 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-09 10:41:49,297 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-09 10:41:49,319 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-09 10:41:49,359 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2021-11-09 10:41:49,360 INFO L444 ModelExtractionUtils]: 22 out of 28 variables were initially zero. Simplification set additionally 1 variables to zero. [2021-11-09 10:41:49,361 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:49,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:49,365 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:49,371 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-09 10:41:49,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-11-09 10:41:49,404 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2021-11-09 10:41:49,404 INFO L513 LassoAnalysis]: Proved termination. [2021-11-09 10:41:49,405 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~b~0, ULTIMATE.start_main_~a~0) = -1*ULTIMATE.start_main_~b~0 + 1*ULTIMATE.start_main_~a~0 Supporting invariants [1*ULTIMATE.start_main_~b~0 - 1 >= 0] [2021-11-09 10:41:49,432 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:49,437 INFO L297 tatePredicateManager]: 0 out of 1 supporting invariants were superfluous and have been removed [2021-11-09 10:41:49,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 10:41:49,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 10:41:49,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-09 10:41:49,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-09 10:41:49,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 10:41:49,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-09 10:41:49,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-09 10:41:49,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-09 10:41:49,555 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 [2021-11-09 10:41:49,556 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 8 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 7 states have internal predecessors, (11), 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 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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) [2021-11-09 10:41:49,621 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 8 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 7 states have internal predecessors, (11), 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 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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 28 states and 35 transitions. Complement of second has 6 states. [2021-11-09 10:41:49,621 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 [2021-11-09 10:41:49,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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) [2021-11-09 10:41:49,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 16 transitions. [2021-11-09 10:41:49,626 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 16 transitions. Stem has 2 letters. Loop has 2 letters. [2021-11-09 10:41:49,627 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-09 10:41:49,627 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 16 transitions. Stem has 4 letters. Loop has 2 letters. [2021-11-09 10:41:49,627 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-09 10:41:49,628 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 16 transitions. Stem has 2 letters. Loop has 4 letters. [2021-11-09 10:41:49,628 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-09 10:41:49,629 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 28 states and 35 transitions. [2021-11-09 10:41:49,639 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-11-09 10:41:49,644 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 28 states to 8 states and 11 transitions. [2021-11-09 10:41:49,645 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 5 [2021-11-09 10:41:49,645 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 6 [2021-11-09 10:41:49,646 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 11 transitions. [2021-11-09 10:41:49,647 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-09 10:41:49,647 INFO L681 BuchiCegarLoop]: Abstraction has 8 states and 11 transitions. [2021-11-09 10:41:49,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8 states and 11 transitions. [2021-11-09 10:41:49,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8 to 8. [2021-11-09 10:41:49,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 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) [2021-11-09 10:41:49,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 11 transitions. [2021-11-09 10:41:49,672 INFO L704 BuchiCegarLoop]: Abstraction has 8 states and 11 transitions. [2021-11-09 10:41:49,673 INFO L587 BuchiCegarLoop]: Abstraction has 8 states and 11 transitions. [2021-11-09 10:41:49,673 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-11-09 10:41:49,673 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states and 11 transitions. [2021-11-09 10:41:49,673 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-11-09 10:41:49,674 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-09 10:41:49,674 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-09 10:41:49,674 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-11-09 10:41:49,674 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-09 10:41:49,674 INFO L791 eck$LassoCheckResult]: Stem: 81#ULTIMATE.startENTRY havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_~a~0, main_~b~0, main_~p~0, main_~q~0, main_~r~0, main_~s~0, main_~x~0, main_~y~0;havoc main_~a~0;havoc main_~b~0;havoc main_~p~0;havoc main_~q~0;havoc main_~r~0;havoc main_~s~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := main_#t~nondet1;havoc main_#t~nondet1; 82#L25 assume main_~x~0 >= 1 && main_~y~0 >= 1;main_~a~0 := main_~x~0;main_~b~0 := main_~y~0;main_~p~0 := 1;main_~q~0 := 0;main_~r~0 := 0;main_~s~0 := 1; 83#L38-2 assume !!(main_~b~0 == main_~x~0 * main_~q~0 + main_~y~0 * main_~s~0); 84#L38 assume !(main_~a~0 > main_~b~0);main_~b~0 := main_~b~0 - main_~a~0;main_~q~0 := main_~q~0 - main_~p~0;main_~s~0 := main_~s~0 - main_~r~0; 85#L38-2 [2021-11-09 10:41:49,674 INFO L793 eck$LassoCheckResult]: Loop: 85#L38-2 assume !!(main_~b~0 == main_~x~0 * main_~q~0 + main_~y~0 * main_~s~0); 88#L38 assume main_~a~0 > main_~b~0;main_~a~0 := main_~a~0 - main_~b~0;main_~p~0 := main_~p~0 - main_~q~0;main_~r~0 := main_~r~0 - main_~s~0; 85#L38-2 [2021-11-09 10:41:49,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 10:41:49,675 INFO L85 PathProgramCache]: Analyzing trace with hash 957577, now seen corresponding path program 1 times [2021-11-09 10:41:49,675 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 10:41:49,675 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [867184503] [2021-11-09 10:41:49,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 10:41:49,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 10:41:49,696 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-09 10:41:49,697 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1848276362] [2021-11-09 10:41:49,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 10:41:49,697 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-09 10:41:49,698 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:49,703 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-09 10:41:49,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-11-09 10:41:49,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-09 10:41:49,748 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-09 10:41:49,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-09 10:41:49,761 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-09 10:41:49,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 10:41:49,762 INFO L85 PathProgramCache]: Analyzing trace with hash 1380, now seen corresponding path program 2 times [2021-11-09 10:41:49,762 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 10:41:49,762 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [717412739] [2021-11-09 10:41:49,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 10:41:49,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 10:41:49,764 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-09 10:41:49,765 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [175414799] [2021-11-09 10:41:49,765 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-09 10:41:49,765 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-09 10:41:49,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:49,767 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-09 10:41:49,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2021-11-09 10:41:49,796 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-09 10:41:49,797 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-09 10:41:49,797 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-09 10:41:49,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-09 10:41:49,802 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-09 10:41:49,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 10:41:49,803 INFO L85 PathProgramCache]: Analyzing trace with hash 920231916, now seen corresponding path program 1 times [2021-11-09 10:41:49,803 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 10:41:49,804 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [307278187] [2021-11-09 10:41:49,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 10:41:49,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 10:41:49,808 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-09 10:41:49,808 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [183000543] [2021-11-09 10:41:49,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 10:41:49,809 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-09 10:41:49,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:49,811 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-09 10:41:49,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2021-11-09 10:41:49,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-09 10:41:49,854 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-09 10:41:49,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-09 10:41:49,868 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-09 10:41:50,063 INFO L210 LassoAnalysis]: Preferences: [2021-11-09 10:41:50,063 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-09 10:41:50,063 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-09 10:41:50,063 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-09 10:41:50,063 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-09 10:41:50,063 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:50,063 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-09 10:41:50,063 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-09 10:41:50,063 INFO L133 ssoRankerPreferences]: Filename of dumped script: egcd-both-nt.c_Iteration2_Lasso [2021-11-09 10:41:50,064 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-09 10:41:50,064 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-09 10:41:50,071 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:41:50,074 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:41:50,106 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:41:50,109 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:41:50,295 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-09 10:41:50,295 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-09 10:41:50,295 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:50,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:50,304 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:50,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-11-09 10:41:50,326 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-09 10:41:50,326 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-09 10:41:50,367 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-09 10:41:50,367 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-09 10:41:50,411 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:50,414 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:50,414 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:50,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:50,417 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:50,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-11-09 10:41:50,419 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-09 10:41:50,419 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-09 10:41:50,491 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:50,491 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:50,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:50,492 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:50,495 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-09 10:41:50,495 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-09 10:41:50,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-11-09 10:41:50,524 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-09 10:41:50,544 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:50,544 INFO L210 LassoAnalysis]: Preferences: [2021-11-09 10:41:50,545 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-09 10:41:50,545 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-09 10:41:50,545 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-09 10:41:50,545 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-09 10:41:50,545 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:50,545 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-09 10:41:50,545 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-09 10:41:50,545 INFO L133 ssoRankerPreferences]: Filename of dumped script: egcd-both-nt.c_Iteration2_Lasso [2021-11-09 10:41:50,545 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-09 10:41:50,545 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-09 10:41:50,548 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:41:50,555 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:41:50,557 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:41:50,559 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:41:50,737 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-09 10:41:50,738 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-09 10:41:50,738 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:50,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:50,739 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:50,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-11-09 10:41:50,751 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:50,760 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 10:41:50,760 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:41:50,761 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:50,761 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:50,761 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 10:41:50,761 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-09 10:41:50,761 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:41:50,775 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:50,807 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2021-11-09 10:41:50,808 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:50,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:50,809 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:50,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-11-09 10:41:50,810 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:50,817 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 10:41:50,817 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:41:50,817 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:50,817 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:50,818 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 10:41:50,818 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-09 10:41:50,818 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:41:50,820 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:50,842 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:50,842 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:50,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:50,843 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:50,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-11-09 10:41:50,848 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:50,854 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 10:41:50,854 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:41:50,855 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:50,855 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:50,855 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 10:41:50,855 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-09 10:41:50,855 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:41:50,863 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:50,882 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:50,882 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:50,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:50,883 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:50,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-11-09 10:41:50,885 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:50,893 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 10:41:50,893 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:50,893 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:50,893 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 10:41:50,907 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-09 10:41:50,907 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-09 10:41:50,925 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:50,961 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:50,961 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-09 10:41:50,961 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:50,961 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:50,962 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:50,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-11-09 10:41:50,964 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:50,971 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 10:41:50,971 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:41:50,971 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:50,971 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:50,971 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 10:41:50,972 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 10:41:50,972 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:41:50,973 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:50,993 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:50,993 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:50,993 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:50,994 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:50,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-11-09 10:41:50,996 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:51,003 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 10:41:51,003 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:41:51,003 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:51,003 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:51,003 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 10:41:51,004 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 10:41:51,004 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:41:51,024 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:51,043 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:51,044 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:51,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:51,045 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:51,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-11-09 10:41:51,046 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:51,053 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 10:41:51,053 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:41:51,054 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:51,054 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:51,054 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 10:41:51,055 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 10:41:51,055 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:41:51,061 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:51,080 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:51,081 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:51,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:51,081 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:51,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-11-09 10:41:51,084 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:51,092 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 10:41:51,093 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:51,093 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:51,093 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 10:41:51,106 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-09 10:41:51,106 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-09 10:41:51,131 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:51,164 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:51,164 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-09 10:41:51,164 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:51,165 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:51,167 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:51,171 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:51,180 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 10:41:51,181 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:41:51,181 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:51,181 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:51,181 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 10:41:51,182 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 10:41:51,182 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:41:51,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-11-09 10:41:51,198 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:51,219 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2021-11-09 10:41:51,220 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:51,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:51,221 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:51,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-11-09 10:41:51,223 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:51,230 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 10:41:51,231 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:41:51,231 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:51,231 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:51,231 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 10:41:51,232 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 10:41:51,232 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:41:51,261 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:51,288 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:51,289 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:51,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:51,290 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:51,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-11-09 10:41:51,296 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 [2021-11-09 10:41:51,303 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 10:41:51,303 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:41:51,303 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:51,303 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:51,303 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 10:41:51,304 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 10:41:51,304 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:41:51,305 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:51,328 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:51,328 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:51,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:51,329 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:51,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-11-09 10:41:51,330 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:51,339 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 10:41:51,339 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:51,339 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:51,340 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 10:41:51,357 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-09 10:41:51,357 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-09 10:41:51,383 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:51,423 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:51,423 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-09 10:41:51,423 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:51,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:51,424 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:51,449 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:51,458 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 10:41:51,458 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:41:51,458 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:51,458 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:51,459 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 10:41:51,466 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 10:41:51,466 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:41:51,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-11-09 10:41:51,476 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:51,497 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2021-11-09 10:41:51,498 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:51,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:51,499 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:51,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-11-09 10:41:51,500 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:51,507 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 10:41:51,507 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:41:51,507 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:51,508 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:51,508 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 10:41:51,509 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 10:41:51,509 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:41:51,523 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:51,559 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:51,560 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:51,560 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:51,561 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:51,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-11-09 10:41:51,563 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:51,571 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 10:41:51,571 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:41:51,571 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:51,571 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:51,571 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 10:41:51,572 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 10:41:51,572 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:41:51,599 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:51,621 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2021-11-09 10:41:51,622 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:51,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:51,623 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:51,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-11-09 10:41:51,624 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 [2021-11-09 10:41:51,636 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 10:41:51,636 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:51,636 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:51,636 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 10:41:51,655 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-09 10:41:51,655 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-09 10:41:51,699 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:51,735 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:51,736 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-09 10:41:51,736 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:51,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:51,737 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:51,739 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:51,748 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 10:41:51,749 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 10:41:51,749 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:41:51,749 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:51,749 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:51,749 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 10:41:51,750 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 10:41:51,750 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:41:51,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-11-09 10:41:51,763 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:51,794 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2021-11-09 10:41:51,794 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:51,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:51,795 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:51,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-11-09 10:41:51,797 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:51,804 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 10:41:51,804 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 10:41:51,804 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:41:51,804 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:51,804 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:51,804 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 10:41:51,805 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 10:41:51,805 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:41:51,807 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:51,829 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:51,830 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:51,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:51,831 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:51,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-11-09 10:41:51,833 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:51,841 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 10:41:51,841 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 10:41:51,841 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:41:51,841 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:51,841 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:51,841 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 10:41:51,842 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 10:41:51,842 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:41:51,847 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:51,866 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:51,866 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:51,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:51,867 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:51,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-11-09 10:41:51,868 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:51,876 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 10:41:51,876 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 10:41:51,877 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:51,877 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:51,877 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 10:41:51,887 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-09 10:41:51,888 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-09 10:41:51,922 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:51,959 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:51,959 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-09 10:41:51,959 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:51,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:51,960 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:51,965 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:51,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-11-09 10:41:51,974 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 10:41:51,975 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-09 10:41:51,975 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:41:51,975 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:51,975 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:51,975 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 10:41:51,977 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 10:41:51,977 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:41:51,987 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:52,019 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:52,020 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:52,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:52,021 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:52,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-11-09 10:41:52,025 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:52,034 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 10:41:52,035 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-09 10:41:52,035 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:41:52,035 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:52,035 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:52,035 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 10:41:52,036 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 10:41:52,037 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:41:52,046 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:52,075 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:52,076 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:52,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:52,076 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:52,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-11-09 10:41:52,078 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:52,085 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 10:41:52,085 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-09 10:41:52,085 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:41:52,085 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:52,086 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:52,086 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 10:41:52,086 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 10:41:52,087 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:41:52,101 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:52,121 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2021-11-09 10:41:52,121 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:52,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:52,122 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:52,124 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:52,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-11-09 10:41:52,132 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 10:41:52,132 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-09 10:41:52,133 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:52,133 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:52,133 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 10:41:52,172 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-09 10:41:52,172 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-09 10:41:52,238 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:52,270 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:52,271 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-09 10:41:52,271 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:52,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:52,272 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:52,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-11-09 10:41:52,273 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:52,281 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 10:41:52,281 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 10:41:52,281 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:41:52,281 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:52,281 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:52,282 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 10:41:52,283 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 10:41:52,283 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:41:52,286 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:52,307 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2021-11-09 10:41:52,307 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:52,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:52,309 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:52,310 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 [2021-11-09 10:41:52,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-11-09 10:41:52,318 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 10:41:52,318 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 10:41:52,318 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:41:52,319 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:52,319 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:52,319 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 10:41:52,320 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 10:41:52,320 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:41:52,331 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:52,351 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:52,352 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:52,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:52,353 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:52,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-11-09 10:41:52,354 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:52,362 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 10:41:52,363 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 10:41:52,363 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:41:52,363 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:52,363 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:52,363 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 10:41:52,364 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 10:41:52,364 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:41:52,374 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:52,395 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2021-11-09 10:41:52,396 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:52,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:52,397 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:52,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-11-09 10:41:52,399 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:52,407 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 10:41:52,408 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 10:41:52,408 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:52,408 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:52,408 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 10:41:52,424 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-09 10:41:52,424 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-09 10:41:52,539 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:52,559 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2021-11-09 10:41:52,559 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-09 10:41:52,560 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:52,560 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:52,560 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:52,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-11-09 10:41:52,562 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:52,569 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 10:41:52,569 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 10:41:52,569 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:41:52,570 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:52,570 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:52,570 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 10:41:52,570 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 10:41:52,570 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:41:52,572 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:52,591 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:52,591 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:52,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:52,592 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:52,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-11-09 10:41:52,593 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:52,600 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 10:41:52,600 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 10:41:52,600 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:41:52,600 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:52,601 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:52,601 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 10:41:52,601 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 10:41:52,601 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:41:52,603 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:52,622 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:52,622 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:52,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:52,623 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:52,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-11-09 10:41:52,625 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:52,632 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 10:41:52,632 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 10:41:52,632 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:41:52,632 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:52,633 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:52,633 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 10:41:52,633 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 10:41:52,633 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:41:52,644 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:52,664 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:52,664 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:52,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:52,665 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:52,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-11-09 10:41:52,666 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:52,674 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 10:41:52,674 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 10:41:52,675 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:52,675 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:52,675 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 10:41:52,687 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-09 10:41:52,688 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-09 10:41:52,714 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:52,734 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2021-11-09 10:41:52,735 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-09 10:41:52,735 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:52,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:52,736 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:52,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-11-09 10:41:52,737 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:52,745 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 10:41:52,745 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 10:41:52,745 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:41:52,745 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:52,745 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:52,745 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-09 10:41:52,746 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-09 10:41:52,747 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:41:52,771 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:52,808 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:52,808 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:52,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:52,810 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:52,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-11-09 10:41:52,817 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:52,828 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 10:41:52,828 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 10:41:52,828 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:41:52,828 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:52,828 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:52,828 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-09 10:41:52,830 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-09 10:41:52,830 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:41:52,847 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:52,870 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:52,870 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:52,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:52,873 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:52,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-11-09 10:41:52,874 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:52,881 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 10:41:52,882 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 10:41:52,882 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:41:52,882 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:52,882 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:52,882 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-09 10:41:52,883 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-09 10:41:52,883 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:41:52,885 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:52,904 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:52,905 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:52,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:52,906 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:52,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-11-09 10:41:52,907 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 [2021-11-09 10:41:52,915 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 10:41:52,915 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 10:41:52,916 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:52,916 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:52,916 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-09 10:41:52,935 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-09 10:41:52,935 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-09 10:41:52,987 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:53,006 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2021-11-09 10:41:53,007 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-11-09 10:41:53,007 INFO L791 eck$LassoCheckResult]: Stem: 81#ULTIMATE.startENTRY havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_~a~0, main_~b~0, main_~p~0, main_~q~0, main_~r~0, main_~s~0, main_~x~0, main_~y~0;havoc main_~a~0;havoc main_~b~0;havoc main_~p~0;havoc main_~q~0;havoc main_~r~0;havoc main_~s~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := main_#t~nondet1;havoc main_#t~nondet1; 82#L25 assume main_~x~0 >= 1 && main_~y~0 >= 1;main_~a~0 := main_~x~0;main_~b~0 := main_~y~0;main_~p~0 := 1;main_~q~0 := 0;main_~r~0 := 0;main_~s~0 := 1; 83#L38-2 assume !!(main_~b~0 == main_~x~0 * main_~q~0 + main_~y~0 * main_~s~0); 84#L38 assume !(main_~a~0 > main_~b~0);main_~b~0 := main_~b~0 - main_~a~0;main_~q~0 := main_~q~0 - main_~p~0;main_~s~0 := main_~s~0 - main_~r~0; 85#L38-2 assume !!(main_~b~0 == main_~x~0 * main_~q~0 + main_~y~0 * main_~s~0); 88#L38 assume main_~a~0 > main_~b~0;main_~a~0 := main_~a~0 - main_~b~0;main_~p~0 := main_~p~0 - main_~q~0;main_~r~0 := main_~r~0 - main_~s~0; 85#L38-2 [2021-11-09 10:41:53,007 INFO L793 eck$LassoCheckResult]: Loop: 85#L38-2 assume !!(main_~b~0 == main_~x~0 * main_~q~0 + main_~y~0 * main_~s~0); 88#L38 assume main_~a~0 > main_~b~0;main_~a~0 := main_~a~0 - main_~b~0;main_~p~0 := main_~p~0 - main_~q~0;main_~r~0 := main_~r~0 - main_~s~0; 85#L38-2 [2021-11-09 10:41:53,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 10:41:53,007 INFO L85 PathProgramCache]: Analyzing trace with hash 920231916, now seen corresponding path program 2 times [2021-11-09 10:41:53,008 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 10:41:53,008 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1903717105] [2021-11-09 10:41:53,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 10:41:53,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 10:41:53,011 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-09 10:41:53,012 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1833381141] [2021-11-09 10:41:53,012 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-09 10:41:53,012 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-09 10:41:53,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:53,013 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-09 10:41:53,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (56)] Waiting until timeout for monitored process [2021-11-09 10:41:53,058 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-09 10:41:53,059 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-09 10:41:53,059 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-09 10:41:53,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-09 10:41:53,072 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-09 10:41:53,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 10:41:53,074 INFO L85 PathProgramCache]: Analyzing trace with hash 1380, now seen corresponding path program 3 times [2021-11-09 10:41:53,075 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 10:41:53,075 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1082311569] [2021-11-09 10:41:53,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 10:41:53,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 10:41:53,080 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-09 10:41:53,081 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [354073093] [2021-11-09 10:41:53,081 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-09 10:41:53,082 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-09 10:41:53,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:53,083 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-09 10:41:53,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (57)] Waiting until timeout for monitored process [2021-11-09 10:41:53,113 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2021-11-09 10:41:53,113 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-09 10:41:53,113 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-09 10:41:53,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-09 10:41:53,120 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-09 10:41:53,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 10:41:53,121 INFO L85 PathProgramCache]: Analyzing trace with hash -420391281, now seen corresponding path program 3 times [2021-11-09 10:41:53,121 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 10:41:53,121 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1251211408] [2021-11-09 10:41:53,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 10:41:53,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 10:41:53,128 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-09 10:41:53,129 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1379772383] [2021-11-09 10:41:53,129 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-09 10:41:53,129 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-09 10:41:53,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:53,135 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-09 10:41:53,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (58)] Waiting until timeout for monitored process [2021-11-09 10:41:53,167 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-11-09 10:41:53,167 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-09 10:41:53,168 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-09 10:41:53,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-09 10:41:53,178 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-09 10:41:53,457 INFO L210 LassoAnalysis]: Preferences: [2021-11-09 10:41:53,457 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-09 10:41:53,457 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-09 10:41:53,457 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-09 10:41:53,457 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-09 10:41:53,457 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:53,457 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-09 10:41:53,457 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-09 10:41:53,457 INFO L133 ssoRankerPreferences]: Filename of dumped script: egcd-both-nt.c_Iteration2_Lasso [2021-11-09 10:41:53,457 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-09 10:41:53,458 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-09 10:41:53,460 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:41:53,463 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:41:53,513 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:41:53,515 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:41:53,691 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-09 10:41:53,691 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-09 10:41:53,691 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:53,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:53,700 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:53,704 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-09 10:41:53,704 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-09 10:41:53,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-11-09 10:41:53,725 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-09 10:41:53,725 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-09 10:41:53,758 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:53,758 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:53,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:53,760 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:53,762 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-09 10:41:53,762 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-09 10:41:53,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-11-09 10:41:53,819 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:53,819 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:53,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:53,823 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:53,827 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-09 10:41:53,827 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-09 10:41:53,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-11-09 10:41:53,867 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-09 10:41:53,899 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:53,899 INFO L210 LassoAnalysis]: Preferences: [2021-11-09 10:41:53,900 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-09 10:41:53,900 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-09 10:41:53,900 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-09 10:41:53,900 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-09 10:41:53,900 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:53,900 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-09 10:41:53,900 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-09 10:41:53,900 INFO L133 ssoRankerPreferences]: Filename of dumped script: egcd-both-nt.c_Iteration2_Lasso [2021-11-09 10:41:53,900 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-09 10:41:53,900 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-09 10:41:53,902 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:41:53,944 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:41:53,947 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:41:53,949 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 10:41:54,135 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-09 10:41:54,135 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-09 10:41:54,135 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:54,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:54,139 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:54,148 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:54,157 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 10:41:54,157 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:54,157 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:54,157 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 10:41:54,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-11-09 10:41:54,162 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-09 10:41:54,162 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-09 10:41:54,171 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:54,190 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:54,190 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:54,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:54,191 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:54,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-11-09 10:41:54,193 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:54,200 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 10:41:54,200 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:41:54,200 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:54,200 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:54,200 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 10:41:54,200 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-09 10:41:54,201 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:41:54,201 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:54,220 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2021-11-09 10:41:54,221 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:54,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:54,222 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:54,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-11-09 10:41:54,223 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:54,229 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 10:41:54,230 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:41:54,230 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:54,230 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:54,230 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 10:41:54,230 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-09 10:41:54,230 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:41:54,235 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:54,254 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:54,254 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:54,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:54,255 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:54,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-11-09 10:41:54,256 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:54,264 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 10:41:54,264 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:41:54,264 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:54,264 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:54,264 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 10:41:54,264 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-09 10:41:54,264 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:41:54,265 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:54,285 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:54,285 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-09 10:41:54,285 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:54,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:54,286 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:54,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-11-09 10:41:54,287 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:54,294 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 10:41:54,295 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:54,295 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:54,295 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 10:41:54,302 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-09 10:41:54,302 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-09 10:41:54,314 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:54,339 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:54,339 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:54,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:54,340 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:54,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-11-09 10:41:54,341 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:54,348 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 10:41:54,348 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:41:54,348 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:54,348 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:54,348 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 10:41:54,349 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 10:41:54,349 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:41:54,350 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:54,370 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2021-11-09 10:41:54,371 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:54,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:54,371 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:54,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-11-09 10:41:54,372 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:54,379 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 10:41:54,379 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:41:54,379 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:54,380 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:54,380 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 10:41:54,380 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 10:41:54,380 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:41:54,388 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:54,406 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:54,406 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:54,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:54,407 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:54,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-11-09 10:41:54,409 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:54,415 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 10:41:54,416 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:41:54,416 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:54,416 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:54,416 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 10:41:54,416 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 10:41:54,416 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:41:54,417 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:54,436 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:54,436 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-09 10:41:54,436 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:54,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:54,437 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:54,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-11-09 10:41:54,438 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:54,446 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 10:41:54,446 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:54,446 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:54,446 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 10:41:54,463 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-09 10:41:54,463 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-09 10:41:54,480 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:54,500 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2021-11-09 10:41:54,500 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:54,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:54,501 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:54,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-11-09 10:41:54,502 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:54,509 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 10:41:54,509 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:41:54,509 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:54,509 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:54,510 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 10:41:54,513 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 10:41:54,513 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:41:54,526 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:54,545 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:54,546 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:54,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:54,546 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:54,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-11-09 10:41:54,548 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:54,555 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 10:41:54,555 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:41:54,556 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:54,556 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:54,556 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 10:41:54,556 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 10:41:54,556 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:41:54,557 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:54,577 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2021-11-09 10:41:54,578 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:54,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:54,578 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:54,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-11-09 10:41:54,580 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 [2021-11-09 10:41:54,587 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 10:41:54,587 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:41:54,587 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:54,587 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:54,587 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 10:41:54,588 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 10:41:54,588 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:41:54,589 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:54,609 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:54,609 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-09 10:41:54,609 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:54,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:54,610 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:54,623 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:54,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-11-09 10:41:54,632 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 10:41:54,633 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:54,633 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:54,633 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 10:41:54,646 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-09 10:41:54,646 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-09 10:41:54,677 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:54,711 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:54,711 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:54,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:54,715 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:54,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-11-09 10:41:54,716 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:54,723 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 10:41:54,724 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:41:54,724 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:54,724 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:54,724 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 10:41:54,724 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 10:41:54,724 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:41:54,726 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:54,745 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2021-11-09 10:41:54,750 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:54,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:54,751 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:54,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-11-09 10:41:54,752 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:54,759 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 10:41:54,759 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:41:54,759 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:54,759 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:54,759 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 10:41:54,760 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 10:41:54,760 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:41:54,777 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:54,796 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:54,797 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:54,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:54,797 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:54,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-11-09 10:41:54,798 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:54,806 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 10:41:54,806 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:41:54,806 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:54,806 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:54,806 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 10:41:54,807 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 10:41:54,807 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:41:54,808 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:54,827 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2021-11-09 10:41:54,828 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-09 10:41:54,828 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:54,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:54,828 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:54,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-11-09 10:41:54,830 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:54,838 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 10:41:54,838 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 10:41:54,838 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:54,838 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:54,838 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 10:41:54,851 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-09 10:41:54,851 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-09 10:41:54,881 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:54,913 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:54,913 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:54,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:54,914 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:54,923 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:54,932 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 10:41:54,933 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 10:41:54,933 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:41:54,933 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:54,933 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:54,933 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 10:41:54,934 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 10:41:54,934 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:41:54,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-11-09 10:41:54,954 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:54,986 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:54,986 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:54,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:54,988 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:54,989 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:54,998 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 10:41:54,998 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 10:41:54,998 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:41:54,998 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:54,999 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:54,999 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 10:41:54,999 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 10:41:54,999 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:41:55,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-11-09 10:41:55,008 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:55,040 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:55,040 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:55,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:55,042 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:55,043 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:55,052 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 10:41:55,052 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 10:41:55,052 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:41:55,052 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:55,053 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:55,053 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 10:41:55,053 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 10:41:55,053 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:41:55,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-11-09 10:41:55,067 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:55,099 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:55,099 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-09 10:41:55,099 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:55,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:55,100 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:55,102 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:55,113 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 10:41:55,113 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-09 10:41:55,113 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:55,113 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:55,113 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 10:41:55,126 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-09 10:41:55,126 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-09 10:41:55,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-11-09 10:41:55,181 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:55,214 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:55,214 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:55,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:55,215 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:55,217 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:55,226 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 10:41:55,226 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-09 10:41:55,226 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:41:55,227 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:55,227 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:55,227 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 10:41:55,228 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 10:41:55,228 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:41:55,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-11-09 10:41:55,242 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:55,274 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:55,274 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:55,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:55,275 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:55,277 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:55,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-11-09 10:41:55,286 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 10:41:55,286 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-09 10:41:55,286 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:41:55,287 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:55,287 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:55,287 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 10:41:55,288 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 10:41:55,288 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:41:55,305 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:55,336 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:55,337 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:55,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:55,339 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:55,341 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:55,350 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 10:41:55,350 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-09 10:41:55,351 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:41:55,351 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:55,351 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:55,351 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 10:41:55,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-11-09 10:41:55,352 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 10:41:55,352 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:41:55,371 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:55,403 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:55,403 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-09 10:41:55,403 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:55,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:55,404 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:55,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-11-09 10:41:55,409 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:55,419 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 10:41:55,419 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 10:41:55,420 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:55,420 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:55,420 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 10:41:55,436 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-09 10:41:55,436 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-09 10:41:55,521 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:55,554 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:55,554 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:55,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:55,555 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:55,560 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:55,569 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 10:41:55,569 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 10:41:55,569 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:41:55,570 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:55,570 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:55,570 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 10:41:55,571 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 10:41:55,571 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:41:55,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-11-09 10:41:55,603 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:55,622 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:55,622 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:55,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:55,623 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:55,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2021-11-09 10:41:55,625 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:55,632 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 10:41:55,632 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 10:41:55,632 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:41:55,633 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:55,633 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:55,633 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 10:41:55,634 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 10:41:55,634 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:41:55,657 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:55,676 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:55,676 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:55,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:55,677 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:55,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2021-11-09 10:41:55,679 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 [2021-11-09 10:41:55,689 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 10:41:55,689 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 10:41:55,689 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:41:55,690 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:55,690 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:55,690 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 10:41:55,691 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 10:41:55,691 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:41:55,706 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:55,733 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:55,734 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-09 10:41:55,734 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:55,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:55,735 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:55,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2021-11-09 10:41:55,736 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:55,744 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 10:41:55,744 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 10:41:55,744 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:55,744 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:55,744 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 10:41:55,760 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-09 10:41:55,760 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-09 10:41:55,792 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:55,825 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:55,826 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:55,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:55,827 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:55,835 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:55,845 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 10:41:55,845 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 10:41:55,845 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:41:55,845 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:55,845 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:55,845 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 10:41:55,846 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 10:41:55,846 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:41:55,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2021-11-09 10:41:55,856 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:55,888 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:55,888 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:55,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:55,889 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:55,891 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:55,900 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 10:41:55,900 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 10:41:55,900 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:41:55,900 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:55,901 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:55,901 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 10:41:55,901 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 10:41:55,902 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:41:55,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2021-11-09 10:41:55,911 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:55,943 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:55,943 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:55,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:55,944 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:55,946 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:55,955 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 10:41:55,955 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 10:41:55,955 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:41:55,955 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:55,955 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:55,955 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 10:41:55,956 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 10:41:55,956 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:41:55,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2021-11-09 10:41:55,963 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:55,994 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:55,994 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-09 10:41:55,994 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:55,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:55,996 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:55,997 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:56,008 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 10:41:56,008 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 10:41:56,008 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:56,008 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:56,008 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-09 10:41:56,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2021-11-09 10:41:56,025 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-09 10:41:56,026 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-09 10:41:56,089 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:56,121 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:56,121 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:56,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:56,122 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:56,123 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:56,133 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 10:41:56,133 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 10:41:56,133 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:41:56,133 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:56,133 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:56,133 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-09 10:41:56,134 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-09 10:41:56,134 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:41:56,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2021-11-09 10:41:56,154 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:56,185 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:56,185 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:56,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:56,187 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:56,189 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:56,198 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 10:41:56,199 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 10:41:56,199 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:41:56,199 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:56,199 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:56,199 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-09 10:41:56,200 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-09 10:41:56,200 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:41:56,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2021-11-09 10:41:56,211 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:56,243 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:56,243 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 10:41:56,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 10:41:56,247 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 10:41:56,249 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 10:41:56,258 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 10:41:56,258 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 10:41:56,258 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 10:41:56,258 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 10:41:56,258 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 10:41:56,258 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-09 10:41:56,259 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-09 10:41:56,259 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 10:41:56,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2021-11-09 10:41:56,271 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 10:41:56,302 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:56,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 09.11 10:41:56 BoogieIcfgContainer [2021-11-09 10:41:56,311 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-11-09 10:41:56,312 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-09 10:41:56,312 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-09 10:41:56,312 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-09 10:41:56,313 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 10:41:47" (3/4) ... [2021-11-09 10:41:56,316 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-09 10:41:56,316 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-09 10:41:56,317 INFO L168 Benchmark]: Toolchain (without parser) took 9367.81 ms. Allocated memory was 98.6 MB in the beginning and 144.7 MB in the end (delta: 46.1 MB). Free memory was 56.9 MB in the beginning and 86.5 MB in the end (delta: -29.6 MB). Peak memory consumption was 16.5 MB. Max. memory is 16.1 GB. [2021-11-09 10:41:56,318 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 98.6 MB. Free memory was 73.9 MB in the beginning and 73.8 MB in the end (delta: 55.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-09 10:41:56,319 INFO L168 Benchmark]: CACSL2BoogieTranslator took 231.03 ms. Allocated memory is still 98.6 MB. Free memory was 56.6 MB in the beginning and 75.1 MB in the end (delta: -18.5 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-11-09 10:41:56,319 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.64 ms. Allocated memory is still 98.6 MB. Free memory was 75.1 MB in the beginning and 73.7 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-09 10:41:56,320 INFO L168 Benchmark]: Boogie Preprocessor took 17.87 ms. Allocated memory is still 98.6 MB. Free memory was 73.7 MB in the beginning and 72.9 MB in the end (delta: 815.7 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-09 10:41:56,320 INFO L168 Benchmark]: RCFGBuilder took 235.73 ms. Allocated memory is still 98.6 MB. Free memory was 72.9 MB in the beginning and 64.7 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-09 10:41:56,320 INFO L168 Benchmark]: BuchiAutomizer took 8835.33 ms. Allocated memory was 98.6 MB in the beginning and 144.7 MB in the end (delta: 46.1 MB). Free memory was 64.5 MB in the beginning and 87.4 MB in the end (delta: -23.0 MB). Peak memory consumption was 80.6 MB. Max. memory is 16.1 GB. [2021-11-09 10:41:56,321 INFO L168 Benchmark]: Witness Printer took 3.94 ms. Allocated memory is still 144.7 MB. Free memory was 87.4 MB in the beginning and 86.5 MB in the end (delta: 955.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-09 10:41:56,323 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 98.6 MB. Free memory was 73.9 MB in the beginning and 73.8 MB in the end (delta: 55.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 231.03 ms. Allocated memory is still 98.6 MB. Free memory was 56.6 MB in the beginning and 75.1 MB in the end (delta: -18.5 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 31.64 ms. Allocated memory is still 98.6 MB. Free memory was 75.1 MB in the beginning and 73.7 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 17.87 ms. Allocated memory is still 98.6 MB. Free memory was 73.7 MB in the beginning and 72.9 MB in the end (delta: 815.7 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 235.73 ms. Allocated memory is still 98.6 MB. Free memory was 72.9 MB in the beginning and 64.7 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 8835.33 ms. Allocated memory was 98.6 MB in the beginning and 144.7 MB in the end (delta: 46.1 MB). Free memory was 64.5 MB in the beginning and 87.4 MB in the end (delta: -23.0 MB). Peak memory consumption was 80.6 MB. Max. memory is 16.1 GB. * Witness Printer took 3.94 ms. Allocated memory is still 144.7 MB. Free memory was 87.4 MB in the beginning and 86.5 MB in the end (delta: 955.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * 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 a + -1 * b and consists of 4 locations. The remainder module has 8 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 8.7s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 8.4s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. 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 8 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 9 SDtfs, 10 SDslu, 3 SDs, 0 SdLazy, 8 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital67 mio100 ax100 hnf98 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq197 hnf91 smp100 dnf100 smp100 tf100 neg100 sie102 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 94ms VariablesStem: 7 VariablesLoop: 9 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 4 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.4s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_~a~0, main_~b~0, main_~p~0, main_~q~0, main_~r~0, main_~s~0, main_~x~0, main_~y~0;havoc main_~a~0;havoc main_~b~0;havoc main_~p~0;havoc main_~q~0;havoc main_~r~0;havoc main_~s~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := main_#t~nondet1;havoc main_#t~nondet1;" "assume main_~x~0 >= 1 && main_~y~0 >= 1;main_~a~0 := main_~x~0;main_~b~0 := main_~y~0;main_~p~0 := 1;main_~q~0 := 0;main_~r~0 := 0;main_~s~0 := 1;" "assume !!(main_~b~0 == main_~x~0 * main_~q~0 + main_~y~0 * main_~s~0);" "assume !(main_~a~0 > main_~b~0);main_~b~0 := main_~b~0 - main_~a~0;main_~q~0 := main_~q~0 - main_~p~0;main_~s~0 := main_~s~0 - main_~r~0;" "assume !!(main_~b~0 == main_~x~0 * main_~q~0 + main_~y~0 * main_~s~0);" "assume main_~a~0 > main_~b~0;main_~a~0 := main_~a~0 - main_~b~0;main_~p~0 := main_~p~0 - main_~q~0;main_~r~0 := main_~r~0 - main_~s~0;" Loop: "assume !!(main_~b~0 == main_~x~0 * main_~q~0 + main_~y~0 * main_~s~0);" "assume main_~a~0 > main_~b~0;main_~a~0 := main_~a~0 - main_~b~0;main_~p~0 := main_~p~0 - main_~q~0;main_~r~0 := main_~r~0 - main_~s~0;" RESULT: Ultimate could not prove your program: unable to determine termination [2021-11-09 10:41:56,377 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (58)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:56,576 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (57)] Ended with exit code 0 [2021-11-09 10:41:56,776 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (56)] Ended with exit code 0 [2021-11-09 10:41:56,977 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2021-11-09 10:41:57,177 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2021-11-09 10:41:57,378 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2021-11-09 10:41:57,578 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:57,778 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-09 10:41:57,962 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/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_006d1a21-390e-4fab-b206-aff944065431/bin/uautomizer-IVEQpCNsaX/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