./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 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/egcd-both-nt.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa --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 0.2.2-hotfix-svcomp22-839c364 [2021-12-07 01:49:54,436 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-07 01:49:54,437 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-07 01:49:54,459 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-07 01:49:54,459 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-07 01:49:54,460 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-07 01:49:54,461 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-07 01:49:54,463 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-07 01:49:54,465 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-07 01:49:54,465 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-07 01:49:54,466 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-07 01:49:54,467 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-07 01:49:54,467 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-07 01:49:54,468 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-07 01:49:54,469 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-07 01:49:54,471 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-07 01:49:54,471 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-07 01:49:54,472 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-07 01:49:54,474 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-07 01:49:54,475 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-07 01:49:54,477 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-07 01:49:54,478 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-07 01:49:54,479 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-07 01:49:54,480 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-07 01:49:54,482 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-07 01:49:54,483 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-07 01:49:54,483 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-07 01:49:54,484 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-07 01:49:54,484 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-07 01:49:54,485 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-07 01:49:54,485 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-07 01:49:54,486 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-07 01:49:54,486 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-07 01:49:54,487 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-07 01:49:54,488 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-07 01:49:54,488 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-07 01:49:54,489 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-07 01:49:54,489 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-07 01:49:54,489 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-07 01:49:54,490 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-07 01:49:54,490 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-07 01:49:54,491 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-12-07 01:49:54,510 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-07 01:49:54,511 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-07 01:49:54,511 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-07 01:49:54,511 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-07 01:49:54,512 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-07 01:49:54,512 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-07 01:49:54,512 INFO L138 SettingsManager]: * Use SBE=true [2021-12-07 01:49:54,512 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-07 01:49:54,512 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-07 01:49:54,512 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-07 01:49:54,513 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-07 01:49:54,513 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-07 01:49:54,513 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-07 01:49:54,513 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-07 01:49:54,513 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-07 01:49:54,513 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-07 01:49:54,513 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-07 01:49:54,513 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-07 01:49:54,514 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-07 01:49:54,514 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-07 01:49:54,514 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-07 01:49:54,514 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-07 01:49:54,514 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-07 01:49:54,514 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-07 01:49:54,514 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-07 01:49:54,514 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-07 01:49:54,514 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-07 01:49:54,515 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-07 01:49:54,515 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-07 01:49:54,515 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-07 01:49:54,515 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-07 01:49:54,515 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-07 01:49:54,516 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-07 01:49:54,516 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_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8191111967e355faaa9e1f9b07a30261823b2d1609aae7d52c8a75e30cb27230 [2021-12-07 01:49:54,713 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-07 01:49:54,730 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-07 01:49:54,732 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-07 01:49:54,733 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-07 01:49:54,733 INFO L275 PluginConnector]: CDTParser initialized [2021-12-07 01:49:54,734 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/termination-nla/egcd-both-nt.c [2021-12-07 01:49:54,779 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/data/a14c3c8a2/c93ce9d01c6447a3925a7772acf0c2d3/FLAG3c8cd8f23 [2021-12-07 01:49:55,119 INFO L306 CDTParser]: Found 1 translation units. [2021-12-07 01:49:55,119 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/sv-benchmarks/c/termination-nla/egcd-both-nt.c [2021-12-07 01:49:55,124 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/data/a14c3c8a2/c93ce9d01c6447a3925a7772acf0c2d3/FLAG3c8cd8f23 [2021-12-07 01:49:55,133 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/data/a14c3c8a2/c93ce9d01c6447a3925a7772acf0c2d3 [2021-12-07 01:49:55,135 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-07 01:49:55,135 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-07 01:49:55,137 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-07 01:49:55,137 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-07 01:49:55,139 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-07 01:49:55,140 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:49:55" (1/1) ... [2021-12-07 01:49:55,141 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19750b9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:49:55, skipping insertion in model container [2021-12-07 01:49:55,141 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:49:55" (1/1) ... [2021-12-07 01:49:55,146 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-07 01:49:55,156 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-07 01:49:55,249 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 01:49:55,252 INFO L203 MainTranslator]: Completed pre-run [2021-12-07 01:49:55,263 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 01:49:55,271 INFO L208 MainTranslator]: Completed translation [2021-12-07 01:49:55,272 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:49:55 WrapperNode [2021-12-07 01:49:55,272 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-07 01:49:55,273 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-07 01:49:55,273 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-07 01:49:55,273 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-07 01:49:55,278 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:49:55" (1/1) ... [2021-12-07 01:49:55,281 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:49:55" (1/1) ... [2021-12-07 01:49:55,294 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 34 [2021-12-07 01:49:55,295 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-07 01:49:55,295 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-07 01:49:55,295 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-07 01:49:55,295 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-07 01:49:55,301 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:49:55" (1/1) ... [2021-12-07 01:49:55,301 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:49:55" (1/1) ... [2021-12-07 01:49:55,302 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:49:55" (1/1) ... [2021-12-07 01:49:55,302 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:49:55" (1/1) ... [2021-12-07 01:49:55,304 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:49:55" (1/1) ... [2021-12-07 01:49:55,306 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:49:55" (1/1) ... [2021-12-07 01:49:55,307 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:49:55" (1/1) ... [2021-12-07 01:49:55,308 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-07 01:49:55,308 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-07 01:49:55,309 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-07 01:49:55,309 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-07 01:49:55,309 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:49:55" (1/1) ... [2021-12-07 01:49:55,315 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:55,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:55,334 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:55,336 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-12-07 01:49:55,372 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-07 01:49:55,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-07 01:49:55,421 INFO L236 CfgBuilder]: Building ICFG [2021-12-07 01:49:55,423 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-07 01:49:55,493 INFO L277 CfgBuilder]: Performing block encoding [2021-12-07 01:49:55,498 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-07 01:49:55,498 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-07 01:49:55,500 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:49:55 BoogieIcfgContainer [2021-12-07 01:49:55,500 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-07 01:49:55,500 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-07 01:49:55,501 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-07 01:49:55,503 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-07 01:49:55,503 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-07 01:49:55,504 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 07.12 01:49:55" (1/3) ... [2021-12-07 01:49:55,504 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@660dda7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.12 01:49:55, skipping insertion in model container [2021-12-07 01:49:55,504 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-07 01:49:55,505 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:49:55" (2/3) ... [2021-12-07 01:49:55,505 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@660dda7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.12 01:49:55, skipping insertion in model container [2021-12-07 01:49:55,505 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-07 01:49:55,505 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:49:55" (3/3) ... [2021-12-07 01:49:55,507 INFO L388 chiAutomizerObserver]: Analyzing ICFG egcd-both-nt.c [2021-12-07 01:49:55,546 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-07 01:49:55,546 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-07 01:49:55,547 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-07 01:49:55,547 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-07 01:49:55,547 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-07 01:49:55,547 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-07 01:49:55,547 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-07 01:49:55,547 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-07 01:49:55,557 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 9 states, 8 states have (on average 1.5) internal successors, (12), 8 states have internal predecessors, (12), 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) [2021-12-07 01:49:55,573 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-12-07 01:49:55,573 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-07 01:49:55,573 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-07 01:49:55,577 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-12-07 01:49:55,577 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-12-07 01:49:55,577 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-07 01:49:55,578 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 9 states, 8 states have (on average 1.5) internal successors, (12), 8 states have internal predecessors, (12), 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) [2021-12-07 01:49:55,578 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-12-07 01:49:55,579 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-07 01:49:55,579 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-07 01:49:55,579 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-12-07 01:49:55,579 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-12-07 01:49:55,586 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~a~0#1, main_~b~0#1, main_~p~0#1, main_~q~0#1, main_~r~0#1, main_~s~0#1, main_~x~0#1, main_~y~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~p~0#1;havoc main_~q~0#1;havoc main_~r~0#1;havoc main_~s~0#1;havoc main_~x~0#1;havoc main_~y~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 6#L25true assume main_~x~0#1 >= 1 && main_~y~0#1 >= 1;main_~a~0#1 := main_~x~0#1;main_~b~0#1 := main_~y~0#1;main_~p~0#1 := 1;main_~q~0#1 := 0;main_~r~0#1 := 0;main_~s~0#1 := 1; 10#L38-2true [2021-12-07 01:49:55,586 INFO L793 eck$LassoCheckResult]: Loop: 10#L38-2true assume !!(main_~b~0#1 == main_~x~0#1 * main_~q~0#1 + main_~y~0#1 * main_~s~0#1); 8#L38true assume main_~a~0#1 > main_~b~0#1;main_~a~0#1 := main_~a~0#1 - main_~b~0#1;main_~p~0#1 := main_~p~0#1 - main_~q~0#1;main_~r~0#1 := main_~r~0#1 - main_~s~0#1; 10#L38-2true [2021-12-07 01:49:55,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:49:55,592 INFO L85 PathProgramCache]: Analyzing trace with hash 29858, now seen corresponding path program 1 times [2021-12-07 01:49:55,601 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:49:55,602 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [701816536] [2021-12-07 01:49:55,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:49:55,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:49:55,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:49:55,669 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-07 01:49:55,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:49:55,685 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-07 01:49:55,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:49:55,687 INFO L85 PathProgramCache]: Analyzing trace with hash 1412, now seen corresponding path program 1 times [2021-12-07 01:49:55,688 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:49:55,688 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1791584446] [2021-12-07 01:49:55,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:49:55,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:49:55,692 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-07 01:49:55,693 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [699804906] [2021-12-07 01:49:55,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:49:55,693 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:49:55,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:55,694 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 01:49:55,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-07 01:49:55,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:49:55,722 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-07 01:49:55,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:49:55,732 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-07 01:49:55,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:49:55,734 INFO L85 PathProgramCache]: Analyzing trace with hash 28693989, now seen corresponding path program 1 times [2021-12-07 01:49:55,734 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:49:55,735 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1549203899] [2021-12-07 01:49:55,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:49:55,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:49:55,742 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-07 01:49:55,743 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2078228843] [2021-12-07 01:49:55,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:49:55,743 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:49:55,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:55,744 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 01:49:55,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-07 01:49:55,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:49:55,770 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-07 01:49:55,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:49:55,780 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-07 01:49:55,920 INFO L210 LassoAnalysis]: Preferences: [2021-12-07 01:49:55,921 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-07 01:49:55,921 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-07 01:49:55,921 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-07 01:49:55,921 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-07 01:49:55,921 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:55,921 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-07 01:49:55,922 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-07 01:49:55,922 INFO L133 ssoRankerPreferences]: Filename of dumped script: egcd-both-nt.c_Iteration1_Lasso [2021-12-07 01:49:55,922 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-07 01:49:55,922 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-07 01:49:55,940 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 01:49:55,968 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 01:49:55,969 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 01:49:55,971 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 01:49:56,051 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-07 01:49:56,052 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-07 01:49:56,053 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:56,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:56,085 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:56,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-12-07 01:49:56,087 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-07 01:49:56,087 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-07 01:49:56,125 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-12-07 01:49:56,125 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:56,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:56,126 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:56,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-12-07 01:49:56,127 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-07 01:49:56,127 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-07 01:49:56,151 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-07 01:49:56,183 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2021-12-07 01:49:56,183 INFO L210 LassoAnalysis]: Preferences: [2021-12-07 01:49:56,183 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-07 01:49:56,184 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-07 01:49:56,184 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-07 01:49:56,184 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-07 01:49:56,184 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:56,184 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-07 01:49:56,184 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-07 01:49:56,184 INFO L133 ssoRankerPreferences]: Filename of dumped script: egcd-both-nt.c_Iteration1_Lasso [2021-12-07 01:49:56,184 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-07 01:49:56,184 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-07 01:49:56,188 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 01:49:56,190 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 01:49:56,209 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 01:49:56,211 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 01:49:56,278 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-07 01:49:56,283 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-07 01:49:56,284 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:56,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:56,285 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:56,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-12-07 01:49:56,287 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 [2021-12-07 01:49:56,294 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:49:56,294 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:49:56,295 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:56,295 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:56,295 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:49:56,297 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 01:49:56,297 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:49:56,299 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:56,318 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2021-12-07 01:49:56,318 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:56,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:56,319 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:56,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-12-07 01:49:56,320 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:49:56,327 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:49:56,328 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:56,328 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:56,328 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:49:56,336 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 01:49:56,336 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 01:49:56,346 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-07 01:49:56,358 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2021-12-07 01:49:56,359 INFO L444 ModelExtractionUtils]: 20 out of 28 variables were initially zero. Simplification set additionally 2 variables to zero. [2021-12-07 01:49:56,360 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:56,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:56,373 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:56,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-12-07 01:49:56,375 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-07 01:49:56,383 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 2. [2021-12-07 01:49:56,383 INFO L513 LassoAnalysis]: Proved termination. [2021-12-07 01:49:56,384 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~a~0#1) = 2*ULTIMATE.start_main_~a~0#1 + 1 Supporting invariants [1*ULTIMATE.start_main_~b~0#1 - 1 >= 0, 1*ULTIMATE.start_main_~a~0#1 >= 0] [2021-12-07 01:49:56,416 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2021-12-07 01:49:56,422 INFO L297 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2021-12-07 01:49:56,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:49:56,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:49:56,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-07 01:49:56,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 01:49:56,481 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2021-12-07 01:49:56,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:49:56,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 5 conjunts are in the unsatisfiable core [2021-12-07 01:49:56,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 01:49:56,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 01:49:56,524 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 [2021-12-07 01:49:56,525 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 9 states, 8 states have (on average 1.5) internal successors, (12), 8 states have internal predecessors, (12), 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 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 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) [2021-12-07 01:49:56,566 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 9 states, 8 states have (on average 1.5) internal successors, (12), 8 states have internal predecessors, (12), 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 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 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 29 states and 36 transitions. Complement of second has 6 states. [2021-12-07 01:49:56,567 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 [2021-12-07 01:49:56,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 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) [2021-12-07 01:49:56,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 17 transitions. [2021-12-07 01:49:56,574 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 17 transitions. Stem has 3 letters. Loop has 2 letters. [2021-12-07 01:49:56,574 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-07 01:49:56,575 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 17 transitions. Stem has 5 letters. Loop has 2 letters. [2021-12-07 01:49:56,575 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-07 01:49:56,575 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 17 transitions. Stem has 3 letters. Loop has 4 letters. [2021-12-07 01:49:56,575 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-07 01:49:56,576 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 29 states and 36 transitions. [2021-12-07 01:49:56,579 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-12-07 01:49:56,582 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 29 states to 9 states and 12 transitions. [2021-12-07 01:49:56,583 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 6 [2021-12-07 01:49:56,583 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7 [2021-12-07 01:49:56,584 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 12 transitions. [2021-12-07 01:49:56,584 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-07 01:49:56,584 INFO L681 BuchiCegarLoop]: Abstraction has 9 states and 12 transitions. [2021-12-07 01:49:56,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states and 12 transitions. [2021-12-07 01:49:56,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 9. [2021-12-07 01:49:56,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 8 states have internal predecessors, (12), 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) [2021-12-07 01:49:56,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 12 transitions. [2021-12-07 01:49:56,607 INFO L704 BuchiCegarLoop]: Abstraction has 9 states and 12 transitions. [2021-12-07 01:49:56,607 INFO L587 BuchiCegarLoop]: Abstraction has 9 states and 12 transitions. [2021-12-07 01:49:56,607 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-12-07 01:49:56,607 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states and 12 transitions. [2021-12-07 01:49:56,608 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-12-07 01:49:56,608 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-07 01:49:56,608 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-07 01:49:56,608 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2021-12-07 01:49:56,608 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-12-07 01:49:56,609 INFO L791 eck$LassoCheckResult]: Stem: 90#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 91#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~a~0#1, main_~b~0#1, main_~p~0#1, main_~q~0#1, main_~r~0#1, main_~s~0#1, main_~x~0#1, main_~y~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~p~0#1;havoc main_~q~0#1;havoc main_~r~0#1;havoc main_~s~0#1;havoc main_~x~0#1;havoc main_~y~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 92#L25 assume main_~x~0#1 >= 1 && main_~y~0#1 >= 1;main_~a~0#1 := main_~x~0#1;main_~b~0#1 := main_~y~0#1;main_~p~0#1 := 1;main_~q~0#1 := 0;main_~r~0#1 := 0;main_~s~0#1 := 1; 93#L38-2 assume !!(main_~b~0#1 == main_~x~0#1 * main_~q~0#1 + main_~y~0#1 * main_~s~0#1); 94#L38 assume !(main_~a~0#1 > main_~b~0#1);main_~b~0#1 := main_~b~0#1 - main_~a~0#1;main_~q~0#1 := main_~q~0#1 - main_~p~0#1;main_~s~0#1 := main_~s~0#1 - main_~r~0#1; 95#L38-2 [2021-12-07 01:49:56,609 INFO L793 eck$LassoCheckResult]: Loop: 95#L38-2 assume !!(main_~b~0#1 == main_~x~0#1 * main_~q~0#1 + main_~y~0#1 * main_~s~0#1); 98#L38 assume main_~a~0#1 > main_~b~0#1;main_~a~0#1 := main_~a~0#1 - main_~b~0#1;main_~p~0#1 := main_~p~0#1 - main_~q~0#1;main_~r~0#1 := main_~r~0#1 - main_~s~0#1; 95#L38-2 [2021-12-07 01:49:56,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:49:56,609 INFO L85 PathProgramCache]: Analyzing trace with hash 28693991, now seen corresponding path program 1 times [2021-12-07 01:49:56,609 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:49:56,610 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1968699514] [2021-12-07 01:49:56,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:49:56,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:49:56,616 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-07 01:49:56,616 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2047383981] [2021-12-07 01:49:56,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:49:56,616 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:49:56,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:56,617 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 01:49:56,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-12-07 01:49:56,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:49:56,642 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-07 01:49:56,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:49:56,650 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-07 01:49:56,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:49:56,651 INFO L85 PathProgramCache]: Analyzing trace with hash 1412, now seen corresponding path program 2 times [2021-12-07 01:49:56,651 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:49:56,651 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [282107932] [2021-12-07 01:49:56,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:49:56,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:49:56,654 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-07 01:49:56,654 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [598281768] [2021-12-07 01:49:56,654 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-07 01:49:56,654 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:49:56,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:56,655 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 01:49:56,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-12-07 01:49:56,673 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-12-07 01:49:56,673 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-12-07 01:49:56,673 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-07 01:49:56,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:49:56,677 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-07 01:49:56,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:49:56,678 INFO L85 PathProgramCache]: Analyzing trace with hash 1805122026, now seen corresponding path program 1 times [2021-12-07 01:49:56,678 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:49:56,678 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1930342749] [2021-12-07 01:49:56,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:49:56,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:49:56,684 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-07 01:49:56,684 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1353703052] [2021-12-07 01:49:56,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:49:56,684 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:49:56,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:56,685 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 01:49:56,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-12-07 01:49:56,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:49:56,710 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-07 01:49:56,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:49:56,717 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-07 01:49:56,800 INFO L210 LassoAnalysis]: Preferences: [2021-12-07 01:49:56,800 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-07 01:49:56,800 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-07 01:49:56,800 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-07 01:49:56,800 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-07 01:49:56,800 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:56,800 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-07 01:49:56,800 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-07 01:49:56,800 INFO L133 ssoRankerPreferences]: Filename of dumped script: egcd-both-nt.c_Iteration2_Lasso [2021-12-07 01:49:56,800 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-07 01:49:56,800 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-07 01:49:56,802 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 01:49:56,803 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 01:49:56,804 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 01:49:56,819 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 01:49:56,875 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-07 01:49:56,875 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-07 01:49:56,876 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:56,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:56,877 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:56,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-12-07 01:49:56,878 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-07 01:49:56,878 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-07 01:49:56,886 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-07 01:49:56,886 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0#1=0} Honda state: {ULTIMATE.start_main_#t~nondet0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-07 01:49:56,906 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2021-12-07 01:49:56,906 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:56,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:56,907 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:56,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-12-07 01:49:56,909 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-07 01:49:56,909 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-07 01:49:56,917 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-07 01:49:56,917 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1#1=0} Honda state: {ULTIMATE.start_main_#t~nondet1#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-07 01:49:56,935 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-12-07 01:49:56,936 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:56,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:56,937 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:56,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-12-07 01:49:56,938 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-07 01:49:56,938 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-07 01:49:56,969 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2021-12-07 01:49:56,969 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:56,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:56,970 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:56,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-12-07 01:49:56,971 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-07 01:49:56,972 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-07 01:49:56,989 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-07 01:49:57,008 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2021-12-07 01:49:57,008 INFO L210 LassoAnalysis]: Preferences: [2021-12-07 01:49:57,008 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-07 01:49:57,009 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-07 01:49:57,009 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-07 01:49:57,009 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-07 01:49:57,009 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:57,009 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-07 01:49:57,009 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-07 01:49:57,009 INFO L133 ssoRankerPreferences]: Filename of dumped script: egcd-both-nt.c_Iteration2_Lasso [2021-12-07 01:49:57,009 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-07 01:49:57,009 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-07 01:49:57,011 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 01:49:57,013 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 01:49:57,014 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 01:49:57,015 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 01:49:57,096 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-07 01:49:57,096 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-07 01:49:57,096 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:57,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:57,097 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:57,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-12-07 01:49:57,099 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:49:57,106 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:49:57,106 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:49:57,106 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:57,106 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:57,106 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:49:57,107 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 01:49:57,107 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:49:57,108 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:57,126 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2021-12-07 01:49:57,126 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:57,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:57,127 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:57,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-12-07 01:49:57,129 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:49:57,136 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:49:57,136 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:49:57,136 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:57,136 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:57,136 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:49:57,137 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 01:49:57,137 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:49:57,138 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:57,156 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2021-12-07 01:49:57,156 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:57,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:57,157 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:57,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-12-07 01:49:57,158 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:49:57,165 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:49:57,165 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:49:57,165 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:57,165 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:57,165 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:49:57,166 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 01:49:57,166 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:49:57,167 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:57,185 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2021-12-07 01:49:57,186 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:57,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:57,186 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:57,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-12-07 01:49:57,188 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 [2021-12-07 01:49:57,196 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:49:57,196 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:57,196 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:57,196 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:49:57,201 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 01:49:57,201 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 01:49:57,210 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:57,229 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2021-12-07 01:49:57,229 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-07 01:49:57,229 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:57,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:57,230 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:57,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-12-07 01:49:57,237 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:49:57,245 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:49:57,245 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:49:57,245 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:57,245 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:57,245 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-07 01:49:57,246 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-07 01:49:57,246 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:49:57,247 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:57,265 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2021-12-07 01:49:57,265 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:57,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:57,266 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:57,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-12-07 01:49:57,267 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:49:57,274 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:49:57,275 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:49:57,275 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:57,275 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:57,275 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-07 01:49:57,275 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-07 01:49:57,276 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:49:57,277 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:57,295 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-12-07 01:49:57,295 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:57,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:57,296 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:57,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-12-07 01:49:57,297 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:49:57,304 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:49:57,304 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:49:57,304 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:57,304 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:57,304 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-07 01:49:57,305 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-07 01:49:57,305 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:49:57,306 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:57,325 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2021-12-07 01:49:57,325 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:57,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:57,326 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:57,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-12-07 01:49:57,327 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:49:57,335 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:49:57,335 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:57,335 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:57,335 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-07 01:49:57,342 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-07 01:49:57,342 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-07 01:49:57,356 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:57,375 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2021-12-07 01:49:57,375 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-07 01:49:57,376 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:57,376 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:57,376 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:57,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-12-07 01:49:57,377 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:49:57,384 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:49:57,384 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:49:57,384 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:57,384 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:57,385 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-07 01:49:57,385 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-07 01:49:57,385 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:49:57,386 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:57,405 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-12-07 01:49:57,406 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:57,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:57,406 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:57,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-12-07 01:49:57,407 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:49:57,415 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:49:57,415 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:49:57,415 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:57,415 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:57,415 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-07 01:49:57,416 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-07 01:49:57,416 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:49:57,417 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:57,436 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2021-12-07 01:49:57,436 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:57,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:57,437 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:57,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-12-07 01:49:57,438 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 [2021-12-07 01:49:57,447 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:49:57,447 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:49:57,447 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:57,448 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:57,448 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-07 01:49:57,448 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-07 01:49:57,448 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:49:57,450 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:57,476 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-12-07 01:49:57,477 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:57,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:57,478 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:57,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-12-07 01:49:57,479 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:49:57,486 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:49:57,487 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:57,487 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:57,487 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-07 01:49:57,496 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-07 01:49:57,496 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-07 01:49:57,515 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:57,533 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-12-07 01:49:57,533 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-07 01:49:57,533 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:57,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:57,534 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:57,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-12-07 01:49:57,535 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:49:57,543 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:49:57,543 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:49:57,543 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:57,543 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:57,543 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-07 01:49:57,544 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-07 01:49:57,544 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:49:57,545 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:57,564 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2021-12-07 01:49:57,564 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:57,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:57,565 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:57,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-12-07 01:49:57,567 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:49:57,575 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:49:57,575 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:49:57,575 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:57,575 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:57,575 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-07 01:49:57,576 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-07 01:49:57,576 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:49:57,578 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:57,596 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-12-07 01:49:57,597 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:57,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:57,597 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:57,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-12-07 01:49:57,599 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:49:57,606 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:49:57,606 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:49:57,606 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:57,606 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:57,607 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-07 01:49:57,607 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-07 01:49:57,607 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:49:57,609 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:57,627 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2021-12-07 01:49:57,628 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:57,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:57,629 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:57,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-12-07 01:49:57,630 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:49:57,638 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:49:57,638 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:57,638 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:57,638 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-07 01:49:57,649 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-07 01:49:57,649 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-07 01:49:57,672 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:57,691 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-12-07 01:49:57,691 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-07 01:49:57,691 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:57,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:57,692 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:57,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-12-07 01:49:57,693 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:49:57,703 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:49:57,703 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-07 01:49:57,703 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:49:57,703 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:57,703 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:57,703 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-07 01:49:57,704 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-07 01:49:57,704 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:49:57,705 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:57,724 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2021-12-07 01:49:57,724 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:57,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:57,725 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:57,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-12-07 01:49:57,726 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:49:57,735 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:49:57,735 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-07 01:49:57,735 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:49:57,735 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:57,736 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:57,736 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-07 01:49:57,736 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-07 01:49:57,736 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:49:57,738 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:57,757 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2021-12-07 01:49:57,758 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:57,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:57,758 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:57,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-12-07 01:49:57,760 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:49:57,767 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:49:57,767 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-07 01:49:57,767 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:49:57,767 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:57,767 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:57,767 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-07 01:49:57,768 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-07 01:49:57,768 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:49:57,769 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:57,788 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-12-07 01:49:57,788 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:57,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:57,789 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:57,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-12-07 01:49:57,790 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:49:57,798 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:49:57,798 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-07 01:49:57,798 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:57,798 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:57,798 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-07 01:49:57,804 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-07 01:49:57,805 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-07 01:49:57,834 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:57,852 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2021-12-07 01:49:57,852 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-07 01:49:57,853 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:57,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:57,853 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:57,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-12-07 01:49:57,854 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:49:57,863 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:49:57,863 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-07 01:49:57,863 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:49:57,863 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:57,863 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:57,863 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-07 01:49:57,864 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-07 01:49:57,864 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:49:57,866 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:57,884 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-12-07 01:49:57,884 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:57,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:57,885 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:57,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-12-07 01:49:57,886 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:49:57,894 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:49:57,894 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-07 01:49:57,895 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:49:57,895 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:57,895 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:57,895 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-07 01:49:57,895 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-07 01:49:57,896 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:49:57,898 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:57,916 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2021-12-07 01:49:57,916 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:57,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:57,917 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:57,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-12-07 01:49:57,918 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:49:57,925 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:49:57,925 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-07 01:49:57,925 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:49:57,925 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:57,925 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:57,925 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-07 01:49:57,926 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-07 01:49:57,926 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:49:57,928 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:57,946 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-12-07 01:49:57,946 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:57,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:57,947 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:57,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-12-07 01:49:57,948 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:49:57,956 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:49:57,956 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-07 01:49:57,957 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:57,957 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:57,957 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-07 01:49:57,963 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-07 01:49:57,963 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-07 01:49:58,007 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:58,025 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2021-12-07 01:49:58,026 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-07 01:49:58,026 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:58,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:58,027 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:58,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-12-07 01:49:58,028 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:49:58,036 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:49:58,036 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-07 01:49:58,036 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:49:58,036 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:58,036 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:58,036 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-07 01:49:58,037 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-07 01:49:58,037 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:49:58,040 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:58,058 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2021-12-07 01:49:58,058 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:58,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:58,059 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:58,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-12-07 01:49:58,060 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:49:58,068 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:49:58,068 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-07 01:49:58,068 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:49:58,068 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:58,068 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:58,068 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-07 01:49:58,069 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-07 01:49:58,069 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:49:58,072 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:58,090 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2021-12-07 01:49:58,090 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:58,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:58,091 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:58,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-12-07 01:49:58,092 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:49:58,100 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:49:58,100 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-07 01:49:58,100 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:49:58,100 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:58,100 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:58,100 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-07 01:49:58,101 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-07 01:49:58,101 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:49:58,104 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:58,122 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2021-12-07 01:49:58,122 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:58,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:58,123 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:58,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-12-07 01:49:58,124 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 [2021-12-07 01:49:58,132 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:49:58,132 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-07 01:49:58,132 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:58,132 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:58,132 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-07 01:49:58,141 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-07 01:49:58,141 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-07 01:49:58,214 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:58,232 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2021-12-07 01:49:58,233 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-07 01:49:58,233 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:58,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:58,233 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:58,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-12-07 01:49:58,235 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:49:58,242 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:49:58,242 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-07 01:49:58,242 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:49:58,242 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:58,242 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:58,242 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-07 01:49:58,243 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-07 01:49:58,243 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:49:58,244 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:58,264 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2021-12-07 01:49:58,264 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:58,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:58,265 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:58,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-12-07 01:49:58,266 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:49:58,274 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:49:58,274 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-07 01:49:58,274 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:49:58,274 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:58,274 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:58,274 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-07 01:49:58,274 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-07 01:49:58,274 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:49:58,276 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:58,294 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2021-12-07 01:49:58,294 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:58,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:58,294 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:58,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-12-07 01:49:58,296 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 [2021-12-07 01:49:58,304 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:49:58,304 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-07 01:49:58,304 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:49:58,304 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:58,304 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:58,304 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-07 01:49:58,305 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-07 01:49:58,305 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:49:58,306 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:58,324 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2021-12-07 01:49:58,324 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:58,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:58,325 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:58,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-12-07 01:49:58,326 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:49:58,335 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:49:58,335 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-07 01:49:58,335 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:58,335 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:58,335 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-07 01:49:58,347 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-07 01:49:58,347 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-07 01:49:58,373 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:58,391 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2021-12-07 01:49:58,391 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-07 01:49:58,391 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:58,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:58,391 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:58,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-12-07 01:49:58,393 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:49:58,400 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:49:58,400 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-07 01:49:58,400 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:49:58,400 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:58,400 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:58,400 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-07 01:49:58,401 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 01:49:58,401 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:49:58,403 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:58,421 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2021-12-07 01:49:58,421 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:58,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:58,421 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:58,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-12-07 01:49:58,423 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:49:58,430 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:49:58,430 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-07 01:49:58,430 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:49:58,431 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:58,431 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:58,431 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-07 01:49:58,432 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 01:49:58,432 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:49:58,434 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:58,452 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2021-12-07 01:49:58,452 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:58,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:58,453 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:58,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-12-07 01:49:58,454 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:49:58,461 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:49:58,462 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-07 01:49:58,462 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:49:58,462 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:58,462 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:58,462 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-07 01:49:58,462 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 01:49:58,462 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:49:58,464 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:58,482 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2021-12-07 01:49:58,482 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:58,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:58,483 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:58,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-12-07 01:49:58,484 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:49:58,492 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:49:58,492 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-07 01:49:58,492 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:58,492 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:58,492 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-07 01:49:58,502 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-12-07 01:49:58,502 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-07 01:49:58,553 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:58,572 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2021-12-07 01:49:58,572 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-12-07 01:49:58,572 INFO L791 eck$LassoCheckResult]: Stem: 90#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 91#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~a~0#1, main_~b~0#1, main_~p~0#1, main_~q~0#1, main_~r~0#1, main_~s~0#1, main_~x~0#1, main_~y~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~p~0#1;havoc main_~q~0#1;havoc main_~r~0#1;havoc main_~s~0#1;havoc main_~x~0#1;havoc main_~y~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 92#L25 assume main_~x~0#1 >= 1 && main_~y~0#1 >= 1;main_~a~0#1 := main_~x~0#1;main_~b~0#1 := main_~y~0#1;main_~p~0#1 := 1;main_~q~0#1 := 0;main_~r~0#1 := 0;main_~s~0#1 := 1; 93#L38-2 assume !!(main_~b~0#1 == main_~x~0#1 * main_~q~0#1 + main_~y~0#1 * main_~s~0#1); 94#L38 assume !(main_~a~0#1 > main_~b~0#1);main_~b~0#1 := main_~b~0#1 - main_~a~0#1;main_~q~0#1 := main_~q~0#1 - main_~p~0#1;main_~s~0#1 := main_~s~0#1 - main_~r~0#1; 95#L38-2 assume !!(main_~b~0#1 == main_~x~0#1 * main_~q~0#1 + main_~y~0#1 * main_~s~0#1); 98#L38 assume main_~a~0#1 > main_~b~0#1;main_~a~0#1 := main_~a~0#1 - main_~b~0#1;main_~p~0#1 := main_~p~0#1 - main_~q~0#1;main_~r~0#1 := main_~r~0#1 - main_~s~0#1; 95#L38-2 [2021-12-07 01:49:58,572 INFO L793 eck$LassoCheckResult]: Loop: 95#L38-2 assume !!(main_~b~0#1 == main_~x~0#1 * main_~q~0#1 + main_~y~0#1 * main_~s~0#1); 98#L38 assume main_~a~0#1 > main_~b~0#1;main_~a~0#1 := main_~a~0#1 - main_~b~0#1;main_~p~0#1 := main_~p~0#1 - main_~q~0#1;main_~r~0#1 := main_~r~0#1 - main_~s~0#1; 95#L38-2 [2021-12-07 01:49:58,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:49:58,572 INFO L85 PathProgramCache]: Analyzing trace with hash 1805122026, now seen corresponding path program 2 times [2021-12-07 01:49:58,572 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:49:58,573 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1879997884] [2021-12-07 01:49:58,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:49:58,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:49:58,576 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-07 01:49:58,576 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [569631550] [2021-12-07 01:49:58,576 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-07 01:49:58,576 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:49:58,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:58,577 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 01:49:58,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (52)] Waiting until timeout for monitored process [2021-12-07 01:49:58,595 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-12-07 01:49:58,595 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-12-07 01:49:58,595 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-07 01:49:58,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:49:58,602 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-07 01:49:58,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:49:58,602 INFO L85 PathProgramCache]: Analyzing trace with hash 1412, now seen corresponding path program 3 times [2021-12-07 01:49:58,602 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:49:58,602 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [889221768] [2021-12-07 01:49:58,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:49:58,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:49:58,604 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-07 01:49:58,604 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [430043227] [2021-12-07 01:49:58,604 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-12-07 01:49:58,604 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:49:58,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:58,605 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 01:49:58,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (53)] Waiting until timeout for monitored process [2021-12-07 01:49:58,620 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2021-12-07 01:49:58,620 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-12-07 01:49:58,620 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-07 01:49:58,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:49:58,624 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-07 01:49:58,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:49:58,625 INFO L85 PathProgramCache]: Analyzing trace with hash -444520147, now seen corresponding path program 3 times [2021-12-07 01:49:58,625 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:49:58,625 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1807356692] [2021-12-07 01:49:58,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:49:58,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:49:58,629 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-07 01:49:58,629 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1145984018] [2021-12-07 01:49:58,629 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-12-07 01:49:58,630 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:49:58,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:58,630 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 01:49:58,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (54)] Waiting until timeout for monitored process [2021-12-07 01:49:58,651 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-12-07 01:49:58,651 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-12-07 01:49:58,651 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-07 01:49:58,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:49:58,657 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-07 01:49:58,768 INFO L210 LassoAnalysis]: Preferences: [2021-12-07 01:49:58,768 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-07 01:49:58,769 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-07 01:49:58,769 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-07 01:49:58,769 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-07 01:49:58,769 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:58,769 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-07 01:49:58,769 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-07 01:49:58,769 INFO L133 ssoRankerPreferences]: Filename of dumped script: egcd-both-nt.c_Iteration2_Lasso [2021-12-07 01:49:58,769 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-07 01:49:58,769 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-07 01:49:58,771 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 01:49:58,794 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 01:49:58,795 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 01:49:58,796 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 01:49:58,866 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-07 01:49:58,866 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-07 01:49:58,866 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:58,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:58,867 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:58,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-12-07 01:49:58,868 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-07 01:49:58,868 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-07 01:49:58,895 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2021-12-07 01:49:58,896 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:58,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:58,896 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:58,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-12-07 01:49:58,898 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-07 01:49:58,898 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-07 01:49:58,911 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-07 01:49:58,929 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2021-12-07 01:49:58,929 INFO L210 LassoAnalysis]: Preferences: [2021-12-07 01:49:58,930 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-07 01:49:58,930 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-07 01:49:58,930 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-07 01:49:58,930 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-07 01:49:58,930 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:58,930 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-07 01:49:58,930 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-07 01:49:58,930 INFO L133 ssoRankerPreferences]: Filename of dumped script: egcd-both-nt.c_Iteration2_Lasso [2021-12-07 01:49:58,930 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-07 01:49:58,930 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-07 01:49:58,932 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 01:49:58,952 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 01:49:58,953 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 01:49:58,954 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 01:49:59,029 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-07 01:49:59,029 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-07 01:49:59,029 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:59,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:59,030 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:59,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-12-07 01:49:59,031 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:49:59,040 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:49:59,040 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:59,040 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:59,040 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:49:59,043 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 01:49:59,043 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 01:49:59,054 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:59,072 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2021-12-07 01:49:59,072 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:59,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:59,073 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:59,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-12-07 01:49:59,074 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:49:59,081 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:49:59,081 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:49:59,081 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:59,081 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:59,081 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:49:59,081 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 01:49:59,081 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:49:59,082 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:59,100 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2021-12-07 01:49:59,100 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:59,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:59,101 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:59,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-12-07 01:49:59,102 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 [2021-12-07 01:49:59,110 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:49:59,110 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:49:59,110 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:59,110 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:59,110 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:49:59,110 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 01:49:59,111 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:49:59,112 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:59,130 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2021-12-07 01:49:59,130 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:59,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:59,130 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:59,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-12-07 01:49:59,132 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:49:59,139 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:49:59,139 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:49:59,139 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:59,139 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:59,139 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:49:59,139 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 01:49:59,139 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:49:59,140 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:59,158 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2021-12-07 01:49:59,159 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-07 01:49:59,159 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:59,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:59,159 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:59,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-12-07 01:49:59,161 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:49:59,168 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:49:59,168 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:59,168 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:59,168 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-07 01:49:59,172 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-07 01:49:59,172 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-07 01:49:59,184 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:59,202 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2021-12-07 01:49:59,202 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:59,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:59,202 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:59,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-12-07 01:49:59,207 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:49:59,215 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:49:59,215 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:49:59,215 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:59,215 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:59,215 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-07 01:49:59,216 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-07 01:49:59,216 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:49:59,217 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:59,234 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2021-12-07 01:49:59,234 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:59,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:59,235 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:59,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-12-07 01:49:59,236 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:49:59,243 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:49:59,243 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:49:59,243 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:59,244 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:59,244 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-07 01:49:59,244 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-07 01:49:59,244 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:49:59,245 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:59,263 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2021-12-07 01:49:59,263 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:59,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:59,263 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:59,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-12-07 01:49:59,264 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:49:59,271 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:49:59,271 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:49:59,272 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:59,272 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:59,272 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-07 01:49:59,272 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-07 01:49:59,272 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:49:59,273 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:59,291 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2021-12-07 01:49:59,291 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-07 01:49:59,291 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:59,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:59,292 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:59,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-12-07 01:49:59,293 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:49:59,300 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:49:59,300 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:59,301 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:59,301 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-07 01:49:59,306 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-07 01:49:59,306 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-07 01:49:59,322 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:59,340 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2021-12-07 01:49:59,341 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:59,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:59,343 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:59,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-12-07 01:49:59,344 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:49:59,351 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:49:59,351 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:49:59,351 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:59,352 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:59,352 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-07 01:49:59,352 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-07 01:49:59,352 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:49:59,353 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:59,371 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2021-12-07 01:49:59,371 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:59,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:59,372 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:59,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-12-07 01:49:59,373 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:49:59,380 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:49:59,380 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:49:59,380 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:59,380 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:59,380 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-07 01:49:59,381 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-07 01:49:59,381 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:49:59,382 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:59,401 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2021-12-07 01:49:59,401 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:59,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:59,402 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:59,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-12-07 01:49:59,403 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:49:59,410 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:49:59,410 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:49:59,410 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:59,410 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:59,410 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-07 01:49:59,411 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-07 01:49:59,411 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:49:59,412 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:59,430 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2021-12-07 01:49:59,431 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-07 01:49:59,431 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:59,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:59,432 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:59,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-12-07 01:49:59,433 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:49:59,441 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:49:59,441 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:59,441 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:59,441 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-07 01:49:59,449 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-07 01:49:59,449 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-07 01:49:59,476 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:59,505 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2021-12-07 01:49:59,505 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:59,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:59,506 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:59,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-12-07 01:49:59,507 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:49:59,515 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:49:59,515 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:49:59,515 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:59,515 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:59,515 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-07 01:49:59,516 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-07 01:49:59,516 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:49:59,517 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:59,535 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2021-12-07 01:49:59,535 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:59,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:59,536 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:59,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-12-07 01:49:59,537 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:49:59,544 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:49:59,544 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:49:59,544 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:59,544 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:59,544 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-07 01:49:59,545 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-07 01:49:59,545 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:49:59,546 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:59,564 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2021-12-07 01:49:59,564 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:59,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:59,565 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:59,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-12-07 01:49:59,566 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:49:59,573 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:49:59,574 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:49:59,574 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:59,574 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:59,574 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-07 01:49:59,574 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-07 01:49:59,574 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:49:59,575 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:59,593 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2021-12-07 01:49:59,593 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-07 01:49:59,593 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:59,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:59,594 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:59,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-12-07 01:49:59,595 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:49:59,604 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:49:59,604 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-07 01:49:59,604 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:59,604 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:59,605 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-07 01:49:59,609 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-07 01:49:59,609 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-07 01:49:59,637 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:59,659 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2021-12-07 01:49:59,659 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:59,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:59,660 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:59,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-12-07 01:49:59,661 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:49:59,667 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:49:59,668 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-07 01:49:59,668 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:49:59,668 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:59,668 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:59,668 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-07 01:49:59,668 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-07 01:49:59,668 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:49:59,670 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:59,688 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2021-12-07 01:49:59,688 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:59,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:59,689 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:59,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-12-07 01:49:59,690 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:49:59,697 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:49:59,697 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-07 01:49:59,697 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:49:59,697 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:59,697 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:59,697 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-07 01:49:59,698 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-07 01:49:59,698 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:49:59,699 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:59,718 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2021-12-07 01:49:59,718 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:59,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:59,719 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:59,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-12-07 01:49:59,720 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:49:59,727 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:49:59,727 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-07 01:49:59,727 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:49:59,727 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:59,727 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:59,727 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-07 01:49:59,728 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-07 01:49:59,728 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:49:59,729 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:59,747 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2021-12-07 01:49:59,748 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-07 01:49:59,748 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:59,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:59,748 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:59,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-12-07 01:49:59,750 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:49:59,758 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:49:59,758 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-07 01:49:59,758 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:59,758 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:59,758 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-07 01:49:59,764 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-07 01:49:59,764 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-07 01:49:59,798 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:59,816 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2021-12-07 01:49:59,816 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:59,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:59,817 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:59,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-12-07 01:49:59,818 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:49:59,825 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:49:59,826 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-07 01:49:59,826 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:49:59,826 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:59,826 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:59,826 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-07 01:49:59,826 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-07 01:49:59,826 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:49:59,831 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:59,850 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2021-12-07 01:49:59,850 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:59,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:59,850 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:59,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-12-07 01:49:59,852 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:49:59,859 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:49:59,859 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-07 01:49:59,859 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:49:59,859 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:59,859 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:59,859 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-07 01:49:59,860 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-07 01:49:59,860 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:49:59,862 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:59,880 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2021-12-07 01:49:59,880 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:59,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:59,881 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:59,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-12-07 01:49:59,882 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:49:59,889 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:49:59,889 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-07 01:49:59,890 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:49:59,890 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:59,890 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:59,890 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-07 01:49:59,891 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-07 01:49:59,891 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:49:59,893 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:49:59,921 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2021-12-07 01:49:59,921 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-07 01:49:59,921 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:49:59,921 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:49:59,922 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:49:59,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-12-07 01:49:59,923 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 [2021-12-07 01:49:59,931 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:49:59,931 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-07 01:49:59,931 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:49:59,931 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:49:59,931 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-07 01:49:59,940 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-07 01:49:59,940 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-07 01:50:00,005 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:50:00,024 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2021-12-07 01:50:00,024 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:50:00,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:50:00,025 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:50:00,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-12-07 01:50:00,026 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:50:00,033 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:50:00,033 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-07 01:50:00,033 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:50:00,033 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:50:00,033 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:50:00,033 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-07 01:50:00,034 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-07 01:50:00,034 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:50:00,037 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:50:00,055 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2021-12-07 01:50:00,055 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:50:00,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:50:00,056 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:50:00,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-12-07 01:50:00,057 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:50:00,065 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:50:00,065 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-07 01:50:00,065 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:50:00,065 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:50:00,065 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:50:00,065 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-07 01:50:00,066 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-07 01:50:00,066 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:50:00,070 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:50:00,088 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2021-12-07 01:50:00,088 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:50:00,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:50:00,089 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:50:00,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-12-07 01:50:00,091 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:50:00,098 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:50:00,098 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-07 01:50:00,098 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:50:00,098 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:50:00,099 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:50:00,099 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-07 01:50:00,100 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-07 01:50:00,100 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:50:00,104 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:50:00,122 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2021-12-07 01:50:00,122 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-07 01:50:00,122 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:50:00,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:50:00,123 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:50:00,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-12-07 01:50:00,124 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 [2021-12-07 01:50:00,131 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:50:00,132 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-07 01:50:00,132 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:50:00,132 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:50:00,132 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-07 01:50:00,140 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-07 01:50:00,140 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-07 01:50:00,160 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:50:00,178 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2021-12-07 01:50:00,178 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:50:00,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:50:00,179 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:50:00,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-12-07 01:50:00,180 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:50:00,187 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:50:00,188 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-07 01:50:00,188 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:50:00,188 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:50:00,188 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:50:00,188 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-07 01:50:00,188 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-07 01:50:00,189 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:50:00,190 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:50:00,208 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2021-12-07 01:50:00,208 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:50:00,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:50:00,209 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:50:00,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-12-07 01:50:00,211 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:50:00,218 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:50:00,218 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-07 01:50:00,218 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:50:00,218 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:50:00,219 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:50:00,219 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-07 01:50:00,219 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-07 01:50:00,219 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:50:00,221 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:50:00,238 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2021-12-07 01:50:00,239 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:50:00,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:50:00,239 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:50:00,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2021-12-07 01:50:00,241 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:50:00,248 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:50:00,248 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-07 01:50:00,248 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:50:00,248 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:50:00,248 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:50:00,248 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-07 01:50:00,249 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-07 01:50:00,249 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:50:00,251 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:50:00,269 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2021-12-07 01:50:00,269 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-07 01:50:00,269 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:50:00,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:50:00,270 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:50:00,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2021-12-07 01:50:00,271 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:50:00,279 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:50:00,279 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-07 01:50:00,279 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:50:00,279 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:50:00,279 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-07 01:50:00,288 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-12-07 01:50:00,288 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-07 01:50:00,327 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:50:00,346 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Ended with exit code 0 [2021-12-07 01:50:00,346 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:50:00,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:50:00,347 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:50:00,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2021-12-07 01:50:00,348 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:50:00,356 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:50:00,356 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-07 01:50:00,356 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:50:00,356 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:50:00,356 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:50:00,356 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-07 01:50:00,357 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 01:50:00,357 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:50:00,359 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:50:00,376 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Ended with exit code 0 [2021-12-07 01:50:00,377 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:50:00,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:50:00,377 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:50:00,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2021-12-07 01:50:00,379 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:50:00,386 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:50:00,386 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-07 01:50:00,386 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:50:00,386 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:50:00,386 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:50:00,386 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-07 01:50:00,387 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 01:50:00,387 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:50:00,389 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:50:00,407 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Ended with exit code 0 [2021-12-07 01:50:00,407 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:50:00,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:50:00,408 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:50:00,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2021-12-07 01:50:00,409 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 [2021-12-07 01:50:00,415 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:50:00,416 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-07 01:50:00,416 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:50:00,416 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:50:00,416 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:50:00,416 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-07 01:50:00,416 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 01:50:00,416 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:50:00,418 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:50:00,436 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Forceful destruction successful, exit code 0 [2021-12-07 01:50:00,441 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 07.12 01:50:00 BoogieIcfgContainer [2021-12-07 01:50:00,441 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-12-07 01:50:00,441 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-07 01:50:00,441 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-07 01:50:00,441 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-07 01:50:00,442 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:49:55" (3/4) ... [2021-12-07 01:50:00,443 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-07 01:50:00,443 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-07 01:50:00,444 INFO L158 Benchmark]: Toolchain (without parser) took 5308.31ms. Allocated memory was 115.3MB in the beginning and 140.5MB in the end (delta: 25.2MB). Free memory was 74.5MB in the beginning and 36.6MB in the end (delta: 37.9MB). Peak memory consumption was 65.9MB. Max. memory is 16.1GB. [2021-12-07 01:50:00,444 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 115.3MB. Free memory is still 90.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-07 01:50:00,444 INFO L158 Benchmark]: CACSL2BoogieTranslator took 135.22ms. Allocated memory is still 115.3MB. Free memory was 74.3MB in the beginning and 65.4MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-07 01:50:00,445 INFO L158 Benchmark]: Boogie Procedure Inliner took 22.12ms. Allocated memory is still 115.3MB. Free memory was 65.4MB in the beginning and 63.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-07 01:50:00,445 INFO L158 Benchmark]: Boogie Preprocessor took 12.74ms. Allocated memory is still 115.3MB. Free memory was 63.9MB in the beginning and 63.0MB in the end (delta: 836.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-07 01:50:00,445 INFO L158 Benchmark]: RCFGBuilder took 191.31ms. Allocated memory is still 115.3MB. Free memory was 62.9MB in the beginning and 91.7MB in the end (delta: -28.9MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. [2021-12-07 01:50:00,445 INFO L158 Benchmark]: BuchiAutomizer took 4940.38ms. Allocated memory was 115.3MB in the beginning and 140.5MB in the end (delta: 25.2MB). Free memory was 91.2MB in the beginning and 36.6MB in the end (delta: 54.6MB). Peak memory consumption was 83.6MB. Max. memory is 16.1GB. [2021-12-07 01:50:00,445 INFO L158 Benchmark]: Witness Printer took 2.31ms. Allocated memory is still 140.5MB. Free memory is still 36.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-07 01:50:00,447 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 115.3MB. Free memory is still 90.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 135.22ms. Allocated memory is still 115.3MB. Free memory was 74.3MB in the beginning and 65.4MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 22.12ms. Allocated memory is still 115.3MB. Free memory was 65.4MB in the beginning and 63.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 12.74ms. Allocated memory is still 115.3MB. Free memory was 63.9MB in the beginning and 63.0MB in the end (delta: 836.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 191.31ms. Allocated memory is still 115.3MB. Free memory was 62.9MB in the beginning and 91.7MB in the end (delta: -28.9MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 4940.38ms. Allocated memory was 115.3MB in the beginning and 140.5MB in the end (delta: 25.2MB). Free memory was 91.2MB in the beginning and 36.6MB in the end (delta: 54.6MB). Peak memory consumption was 83.6MB. Max. memory is 16.1GB. * Witness Printer took 2.31ms. Allocated memory is still 140.5MB. Free memory is still 36.6MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic) and one module whose termination is unknown.One deterministic module has affine ranking function 1 + 2 * a and consists of 4 locations. The remainder module has 9 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.9s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 4.6s. 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 9 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 11 mSDsluCounter, 13 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 10 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital64 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq198 hnf91 smp98 dnf100 smp100 tf100 neg100 sie102 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 58ms VariablesStem: 8 VariablesLoop: 9 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~a~0#1, main_~b~0#1, main_~p~0#1, main_~q~0#1, main_~r~0#1, main_~s~0#1, main_~x~0#1, main_~y~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~p~0#1;havoc main_~q~0#1;havoc main_~r~0#1;havoc main_~s~0#1;havoc main_~x~0#1;havoc main_~y~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;" "assume main_~x~0#1 >= 1 && main_~y~0#1 >= 1;main_~a~0#1 := main_~x~0#1;main_~b~0#1 := main_~y~0#1;main_~p~0#1 := 1;main_~q~0#1 := 0;main_~r~0#1 := 0;main_~s~0#1 := 1;" "assume !!(main_~b~0#1 == main_~x~0#1 * main_~q~0#1 + main_~y~0#1 * main_~s~0#1);" "assume !(main_~a~0#1 > main_~b~0#1);main_~b~0#1 := main_~b~0#1 - main_~a~0#1;main_~q~0#1 := main_~q~0#1 - main_~p~0#1;main_~s~0#1 := main_~s~0#1 - main_~r~0#1;" "assume !!(main_~b~0#1 == main_~x~0#1 * main_~q~0#1 + main_~y~0#1 * main_~s~0#1);" "assume main_~a~0#1 > main_~b~0#1;main_~a~0#1 := main_~a~0#1 - main_~b~0#1;main_~p~0#1 := main_~p~0#1 - main_~q~0#1;main_~r~0#1 := main_~r~0#1 - main_~s~0#1;" Loop: "assume !!(main_~b~0#1 == main_~x~0#1 * main_~q~0#1 + main_~y~0#1 * main_~s~0#1);" "assume main_~a~0#1 > main_~b~0#1;main_~a~0#1 := main_~a~0#1 - main_~b~0#1;main_~p~0#1 := main_~p~0#1 - main_~q~0#1;main_~r~0#1 := main_~r~0#1 - main_~s~0#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2021-12-07 01:50:00,473 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (54)] Ended with exit code 0 [2021-12-07 01:50:00,707 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (53)] Ended with exit code 0 [2021-12-07 01:50:00,905 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (52)] Ended with exit code 0 [2021-12-07 01:50:01,108 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2021-12-07 01:50:01,281 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2021-12-07 01:50:01,509 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2021-12-07 01:50:01,681 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-12-07 01:50:01,910 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-12-07 01:50:02,111 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e779925-871d-4184-869c-5663e7ff3927/bin/uautomizer-DrprNOufMa/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