./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/prod4br-both-nt.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/prod4br-both-nt.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y --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 2d13d882044123fbb613949ca1decff2dd9613cf75fc90bc80d422711d51a35d --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 18:36:20,213 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 18:36:20,216 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 18:36:20,274 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 18:36:20,274 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 18:36:20,280 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 18:36:20,282 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 18:36:20,288 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 18:36:20,291 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 18:36:20,298 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 18:36:20,300 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 18:36:20,301 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 18:36:20,302 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 18:36:20,303 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 18:36:20,305 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 18:36:20,307 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 18:36:20,308 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 18:36:20,309 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 18:36:20,316 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 18:36:20,327 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 18:36:20,329 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 18:36:20,332 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 18:36:20,341 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 18:36:20,342 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 18:36:20,347 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 18:36:20,348 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 18:36:20,348 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 18:36:20,351 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 18:36:20,352 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 18:36:20,354 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 18:36:20,355 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 18:36:20,356 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 18:36:20,359 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 18:36:20,360 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 18:36:20,362 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 18:36:20,362 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 18:36:20,363 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 18:36:20,363 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 18:36:20,364 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 18:36:20,365 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 18:36:20,366 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 18:36:20,367 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-11-13 18:36:20,424 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 18:36:20,424 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 18:36:20,425 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 18:36:20,425 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 18:36:20,426 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 18:36:20,426 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 18:36:20,427 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 18:36:20,427 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-13 18:36:20,429 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-13 18:36:20,430 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-13 18:36:20,431 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-13 18:36:20,431 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-13 18:36:20,431 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-13 18:36:20,431 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 18:36:20,432 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 18:36:20,432 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 18:36:20,432 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 18:36:20,432 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 18:36:20,432 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 18:36:20,433 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-13 18:36:20,433 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-13 18:36:20,433 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-13 18:36:20,433 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 18:36:20,434 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 18:36:20,434 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-13 18:36:20,434 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 18:36:20,436 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-13 18:36:20,436 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 18:36:20,436 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 18:36:20,437 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 18:36:20,437 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-13 18:36:20,437 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 18:36:20,438 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-13 18:36:20,438 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_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2d13d882044123fbb613949ca1decff2dd9613cf75fc90bc80d422711d51a35d [2021-11-13 18:36:20,713 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 18:36:20,738 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 18:36:20,741 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 18:36:20,742 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 18:36:20,743 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 18:36:20,745 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/../../sv-benchmarks/c/termination-nla/prod4br-both-nt.c [2021-11-13 18:36:20,821 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/data/f664522bb/58b860dfca9a4c29b46036aebd0b1710/FLAG30abc7be5 [2021-11-13 18:36:21,334 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 18:36:21,335 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/sv-benchmarks/c/termination-nla/prod4br-both-nt.c [2021-11-13 18:36:21,340 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/data/f664522bb/58b860dfca9a4c29b46036aebd0b1710/FLAG30abc7be5 [2021-11-13 18:36:21,705 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/data/f664522bb/58b860dfca9a4c29b46036aebd0b1710 [2021-11-13 18:36:21,707 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 18:36:21,709 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 18:36:21,711 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 18:36:21,711 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 18:36:21,715 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 18:36:21,716 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:36:21" (1/1) ... [2021-11-13 18:36:21,717 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5433cff6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:36:21, skipping insertion in model container [2021-11-13 18:36:21,718 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:36:21" (1/1) ... [2021-11-13 18:36:21,725 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 18:36:21,741 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 18:36:21,919 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:36:21,923 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 18:36:21,977 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:36:21,993 INFO L208 MainTranslator]: Completed translation [2021-11-13 18:36:21,994 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:36:21 WrapperNode [2021-11-13 18:36:21,996 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 18:36:21,999 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 18:36:21,999 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 18:36:22,000 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 18:36:22,009 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:36:21" (1/1) ... [2021-11-13 18:36:22,015 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:36:21" (1/1) ... [2021-11-13 18:36:22,046 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 18:36:22,047 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 18:36:22,047 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 18:36:22,047 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 18:36:22,056 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:36:21" (1/1) ... [2021-11-13 18:36:22,057 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:36:21" (1/1) ... [2021-11-13 18:36:22,068 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:36:21" (1/1) ... [2021-11-13 18:36:22,068 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:36:21" (1/1) ... [2021-11-13 18:36:22,074 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:36:21" (1/1) ... [2021-11-13 18:36:22,079 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:36:21" (1/1) ... [2021-11-13 18:36:22,086 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:36:21" (1/1) ... [2021-11-13 18:36:22,088 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 18:36:22,089 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 18:36:22,089 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 18:36:22,089 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 18:36:22,096 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:36:21" (1/1) ... [2021-11-13 18:36:22,105 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:22,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:22,137 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:22,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-13 18:36:22,192 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 18:36:22,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 18:36:22,402 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 18:36:22,402 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-13 18:36:22,404 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:36:22 BoogieIcfgContainer [2021-11-13 18:36:22,404 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 18:36:22,406 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-13 18:36:22,406 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-13 18:36:22,413 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-13 18:36:22,414 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-13 18:36:22,414 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.11 06:36:21" (1/3) ... [2021-11-13 18:36:22,416 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@11944bb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 06:36:22, skipping insertion in model container [2021-11-13 18:36:22,416 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-13 18:36:22,417 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:36:21" (2/3) ... [2021-11-13 18:36:22,417 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@11944bb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 06:36:22, skipping insertion in model container [2021-11-13 18:36:22,417 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-13 18:36:22,418 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:36:22" (3/3) ... [2021-11-13 18:36:22,419 INFO L388 chiAutomizerObserver]: Analyzing ICFG prod4br-both-nt.c [2021-11-13 18:36:22,473 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-13 18:36:22,473 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-13 18:36:22,473 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-13 18:36:22,473 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-13 18:36:22,473 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-13 18:36:22,473 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-13 18:36:22,473 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-13 18:36:22,474 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-13 18:36:22,489 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.6363636363636365) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:36:22,509 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2021-11-13 18:36:22,509 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-13 18:36:22,509 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-13 18:36:22,517 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-11-13 18:36:22,517 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-11-13 18:36:22,518 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-13 18:36:22,518 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.6363636363636365) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:36:22,520 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2021-11-13 18:36:22,520 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-13 18:36:22,520 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-13 18:36:22,521 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-11-13 18:36:22,521 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-11-13 18:36:22,529 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 10#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~x~0#1, main_~y~0#1, main_~a~0#1, main_~b~0#1, main_~p~0#1, main_~q~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~p~0#1;havoc main_~q~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; 5#L27true assume !(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; 8#L49-2true [2021-11-13 18:36:22,530 INFO L793 eck$LassoCheckResult]: Loop: 8#L49-2true assume !false; 14#L39true assume !!(main_~q~0#1 + main_~a~0#1 * main_~b~0#1 * main_~p~0#1 == main_~x~0#1 * main_~y~0#1); 11#L42true assume 0 == (if main_~a~0#1 < 0 && 0 != main_~a~0#1 % 2 then main_~a~0#1 % 2 - 2 else main_~a~0#1 % 2) && 0 == (if main_~b~0#1 < 0 && 0 != main_~b~0#1 % 2 then main_~b~0#1 % 2 - 2 else main_~b~0#1 % 2);main_~a~0#1 := (if main_~a~0#1 < 0 && 0 != main_~a~0#1 % 2 then 1 + main_~a~0#1 / 2 else main_~a~0#1 / 2);main_~b~0#1 := (if main_~b~0#1 < 0 && 0 != main_~b~0#1 % 2 then 1 + main_~b~0#1 / 2 else main_~b~0#1 / 2);main_~p~0#1 := 4 * main_~p~0#1; 8#L49-2true [2021-11-13 18:36:22,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:36:22,537 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2021-11-13 18:36:22,547 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:36:22,548 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1500047565] [2021-11-13 18:36:22,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:36:22,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:36:22,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:36:22,636 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 18:36:22,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:36:22,657 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 18:36:22,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:36:22,660 INFO L85 PathProgramCache]: Analyzing trace with hash 45842, now seen corresponding path program 1 times [2021-11-13 18:36:22,660 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:36:22,661 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [994466548] [2021-11-13 18:36:22,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:36:22,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:36:22,667 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-13 18:36:22,667 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1187139266] [2021-11-13 18:36:22,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:36:22,668 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:36:22,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:22,670 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:36:22,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-13 18:36:22,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:36:22,751 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 18:36:22,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:36:22,772 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 18:36:22,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:36:22,774 INFO L85 PathProgramCache]: Analyzing trace with hash 889575311, now seen corresponding path program 1 times [2021-11-13 18:36:22,775 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:36:22,775 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1895678018] [2021-11-13 18:36:22,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:36:22,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:36:22,782 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-13 18:36:22,795 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [984027874] [2021-11-13 18:36:22,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:36:22,796 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:36:22,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:22,823 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:36:22,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-13 18:36:22,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:36:22,889 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 18:36:22,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:36:22,904 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 18:36:23,224 INFO L210 LassoAnalysis]: Preferences: [2021-11-13 18:36:23,225 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-13 18:36:23,225 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-13 18:36:23,226 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-13 18:36:23,226 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-13 18:36:23,226 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:23,226 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-13 18:36:23,227 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-13 18:36:23,227 INFO L133 ssoRankerPreferences]: Filename of dumped script: prod4br-both-nt.c_Iteration1_Lasso [2021-11-13 18:36:23,227 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-13 18:36:23,244 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-13 18:36:23,264 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:36:23,271 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:36:23,273 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:36:23,310 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:36:23,609 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-13 18:36:23,609 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-13 18:36:23,612 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:23,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:23,641 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:23,643 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:36:23,644 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:36:23,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-13 18:36:23,674 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-13 18:36:23,675 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res#1=0} Honda state: {ULTIMATE.start_main_#res#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-13 18:36:23,710 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:23,711 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:23,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:23,712 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:23,724 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:36:23,724 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:36:23,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-13 18:36:23,752 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-13 18:36:23,752 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: [] [2021-11-13 18:36:23,792 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:23,792 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:23,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:23,796 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:23,802 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:36:23,803 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:36:23,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-13 18:36:23,883 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:23,883 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:23,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:23,887 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:23,895 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-13 18:36:23,895 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:36:23,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-13 18:36:23,948 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-13 18:36:23,991 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:23,991 INFO L210 LassoAnalysis]: Preferences: [2021-11-13 18:36:23,991 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-13 18:36:23,992 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-13 18:36:23,992 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-13 18:36:23,992 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-13 18:36:23,992 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:23,992 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-13 18:36:23,992 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-13 18:36:23,993 INFO L133 ssoRankerPreferences]: Filename of dumped script: prod4br-both-nt.c_Iteration1_Lasso [2021-11-13 18:36:23,993 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-13 18:36:23,993 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-13 18:36:23,996 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:36:24,000 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:36:24,032 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:36:24,035 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:36:24,246 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-13 18:36:24,251 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-13 18:36:24,252 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:24,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:24,254 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:24,268 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:24,278 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:36:24,279 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:24,279 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:24,280 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:24,280 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:36:24,282 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:36:24,282 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:24,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-11-13 18:36:24,291 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:24,317 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:24,317 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:24,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:24,319 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:24,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-11-13 18:36:24,320 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 [2021-11-13 18:36:24,329 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:36:24,329 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:24,329 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:24,329 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:36:24,353 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:36:24,354 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-13 18:36:24,383 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:24,425 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:24,425 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:24,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:24,428 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:24,436 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:24,446 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:36:24,446 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:24,446 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:24,447 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:24,447 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:36:24,447 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:36:24,448 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:24,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-11-13 18:36:24,467 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:24,507 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:24,508 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:24,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:24,512 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:24,514 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:24,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-11-13 18:36:24,523 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:36:24,523 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:24,524 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:24,524 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:24,524 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:36:24,524 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:36:24,525 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:24,539 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:24,574 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:24,574 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-13 18:36:24,574 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:24,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:24,575 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:24,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-11-13 18:36:24,581 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:24,590 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:36:24,590 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:24,590 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:24,591 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:24,591 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:36:24,592 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:36:24,592 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:24,615 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:24,640 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:24,641 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:24,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:24,642 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:24,654 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:24,664 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:36:24,664 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:24,665 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:24,665 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:36:24,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-11-13 18:36:24,687 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-13 18:36:24,687 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-13 18:36:24,751 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:24,791 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:24,791 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:24,792 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:24,792 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:24,812 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:24,821 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:36:24,821 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:24,822 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:24,822 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:24,822 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:36:24,823 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:36:24,823 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:24,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-11-13 18:36:24,839 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:24,874 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:24,874 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:24,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:24,876 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:24,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-11-13 18:36:24,878 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:24,886 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:36:24,886 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:24,887 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:24,887 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:24,887 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:36:24,888 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:36:24,888 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:24,901 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:24,921 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:24,921 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-13 18:36:24,921 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:24,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:24,922 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:24,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-11-13 18:36:24,925 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:24,933 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:36:24,933 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:24,933 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:24,933 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:24,933 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:36:24,934 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:36:24,934 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:24,937 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:24,960 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:24,960 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:24,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:24,961 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:24,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-11-13 18:36:24,963 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:24,971 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:36:24,971 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:24,972 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:24,972 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:36:24,999 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-13 18:36:25,000 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-13 18:36:25,046 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:25,082 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:25,082 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:25,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:25,083 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:25,092 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 [2021-11-13 18:36:25,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-11-13 18:36:25,103 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:36:25,104 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:25,104 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:25,104 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:25,104 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:36:25,105 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:36:25,106 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:25,119 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:25,158 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:25,158 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:25,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:25,160 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:25,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-11-13 18:36:25,168 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:25,179 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:36:25,179 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:25,179 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:25,179 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:25,180 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:36:25,180 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:36:25,181 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:25,190 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:25,231 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:25,231 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-13 18:36:25,231 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:25,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:25,232 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:25,241 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:25,251 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:36:25,251 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:25,251 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:25,251 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:25,251 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:36:25,252 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:36:25,253 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:25,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-11-13 18:36:25,263 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:25,303 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:25,304 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:25,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:25,305 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:25,311 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:25,322 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:36:25,322 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:25,322 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:25,322 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:36:25,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-11-13 18:36:25,351 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-13 18:36:25,351 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-13 18:36:25,412 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:25,439 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:25,439 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:25,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:25,441 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:25,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-11-13 18:36:25,450 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:25,459 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:36:25,460 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:25,460 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:25,460 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:25,460 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:36:25,463 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:36:25,463 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:25,467 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:25,489 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:25,489 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:25,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:25,490 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:25,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-11-13 18:36:25,492 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:25,499 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:36:25,499 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:25,500 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:25,500 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:25,500 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:36:25,501 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:36:25,501 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:25,535 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:25,571 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:25,571 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-13 18:36:25,571 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:25,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:25,573 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:25,580 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:25,590 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:36:25,590 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:36:25,590 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:25,590 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:25,591 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:25,591 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:36:25,592 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:36:25,592 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:25,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-11-13 18:36:25,611 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:25,649 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:25,649 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:25,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:25,652 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:25,654 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:25,665 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:36:25,665 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:36:25,665 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:25,666 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:25,666 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:36:25,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-11-13 18:36:25,685 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-13 18:36:25,686 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-13 18:36:25,812 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:25,832 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2021-11-13 18:36:25,833 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:25,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:25,834 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:25,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-11-13 18:36:25,835 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:25,844 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:36:25,845 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:36:25,845 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:25,845 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:25,845 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:25,845 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:36:25,846 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:36:25,846 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:25,859 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:25,879 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2021-11-13 18:36:25,879 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:25,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:25,880 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:25,881 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:25,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-11-13 18:36:25,889 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:36:25,889 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:36:25,889 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:25,889 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:25,889 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:25,889 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:36:25,891 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:36:25,891 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:25,898 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:25,924 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:25,924 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-13 18:36:25,924 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:25,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:25,925 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:25,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-11-13 18:36:25,927 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:25,939 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:36:25,940 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-13 18:36:25,940 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:25,940 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:25,940 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:25,940 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:36:25,941 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:36:25,941 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:25,959 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:25,980 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:25,980 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:25,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:25,981 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:25,982 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-11-13 18:36:25,983 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:25,992 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:36:25,992 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-13 18:36:25,992 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:25,992 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:25,992 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:36:26,023 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-13 18:36:26,024 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-13 18:36:26,183 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:26,204 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2021-11-13 18:36:26,204 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:26,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:26,205 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:26,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-11-13 18:36:26,206 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:26,214 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:36:26,214 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-13 18:36:26,214 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:26,215 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:26,215 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:26,215 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:36:26,217 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:36:26,217 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:26,256 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:26,295 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:26,295 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:26,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:26,296 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:26,300 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:26,312 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:36:26,312 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-13 18:36:26,312 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:26,313 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:26,313 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:26,313 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:36:26,315 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:36:26,315 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:26,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-11-13 18:36:26,331 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:26,368 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:26,369 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-13 18:36:26,369 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:26,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:26,372 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:26,374 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:26,385 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:36:26,385 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:36:26,385 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:26,385 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:26,385 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:26,386 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:36:26,388 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:36:26,389 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:26,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-11-13 18:36:26,415 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:26,453 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:26,453 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:26,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:26,455 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:26,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-11-13 18:36:26,464 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:26,477 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:36:26,477 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:36:26,478 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:26,478 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:26,478 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:36:26,526 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-13 18:36:26,526 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-13 18:36:27,266 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:27,288 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:27,288 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:27,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:27,289 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:27,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-11-13 18:36:27,306 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:27,314 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:36:27,314 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:36:27,315 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:27,315 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:27,315 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:27,315 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:36:27,317 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:36:27,317 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:27,343 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:27,368 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:27,368 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:27,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:27,369 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:27,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-11-13 18:36:27,371 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:27,381 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:36:27,381 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:36:27,381 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:27,382 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:27,382 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:27,382 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:36:27,385 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:36:27,386 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:27,399 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:27,422 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2021-11-13 18:36:27,422 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-13 18:36:27,422 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:27,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:27,423 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:27,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-11-13 18:36:27,426 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:27,436 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:36:27,436 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:36:27,436 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:27,436 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:27,437 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:27,437 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:36:27,438 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:36:27,438 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:27,447 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:27,468 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2021-11-13 18:36:27,469 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:27,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:27,469 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:27,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-11-13 18:36:27,471 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:27,479 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:36:27,479 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:36:27,479 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:27,480 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:27,480 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:36:27,499 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-13 18:36:27,500 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-13 18:36:27,560 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:27,596 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:27,596 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:27,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:27,597 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:27,604 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:27,615 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:36:27,615 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:36:27,615 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:27,615 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:27,615 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:27,615 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:36:27,616 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:36:27,616 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:27,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-11-13 18:36:27,627 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:27,659 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:27,660 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:27,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:27,664 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:27,666 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:27,675 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:36:27,675 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:36:27,675 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:27,675 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:27,675 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:27,675 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:36:27,676 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:36:27,676 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:27,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-11-13 18:36:27,687 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:27,723 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:27,723 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-13 18:36:27,724 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:27,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:27,725 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:27,731 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:27,740 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:36:27,740 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:36:27,741 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:27,741 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:27,741 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:27,741 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-13 18:36:27,742 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:36:27,742 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:27,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-11-13 18:36:27,755 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:27,790 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:27,791 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:27,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:27,792 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:27,794 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:27,805 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:36:27,805 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:36:27,805 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:27,805 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:27,805 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-13 18:36:27,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-11-13 18:36:27,837 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-13 18:36:27,838 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-13 18:36:28,482 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:28,503 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2021-11-13 18:36:28,504 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:28,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:28,504 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:28,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-11-13 18:36:28,506 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:28,514 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:36:28,515 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:36:28,515 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:28,515 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:28,515 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:28,515 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-13 18:36:28,531 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:36:28,531 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:28,542 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:28,586 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:28,586 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:28,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:28,588 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:28,600 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:28,610 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:36:28,610 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:36:28,610 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:28,611 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:28,611 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:28,611 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-13 18:36:28,612 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:36:28,612 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:28,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-11-13 18:36:28,631 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:28,667 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:28,667 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-11-13 18:36:28,668 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 10#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~x~0#1, main_~y~0#1, main_~a~0#1, main_~b~0#1, main_~p~0#1, main_~q~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~p~0#1;havoc main_~q~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; 5#L27true assume !(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; 8#L49-2true assume !false; 14#L39true assume !!(main_~q~0#1 + main_~a~0#1 * main_~b~0#1 * main_~p~0#1 == main_~x~0#1 * main_~y~0#1); 11#L42true assume 0 == (if main_~a~0#1 < 0 && 0 != main_~a~0#1 % 2 then main_~a~0#1 % 2 - 2 else main_~a~0#1 % 2) && 0 == (if main_~b~0#1 < 0 && 0 != main_~b~0#1 % 2 then main_~b~0#1 % 2 - 2 else main_~b~0#1 % 2);main_~a~0#1 := (if main_~a~0#1 < 0 && 0 != main_~a~0#1 % 2 then 1 + main_~a~0#1 / 2 else main_~a~0#1 / 2);main_~b~0#1 := (if main_~b~0#1 < 0 && 0 != main_~b~0#1 % 2 then 1 + main_~b~0#1 / 2 else main_~b~0#1 / 2);main_~p~0#1 := 4 * main_~p~0#1; 8#L49-2true [2021-11-13 18:36:28,668 INFO L793 eck$LassoCheckResult]: Loop: 8#L49-2true assume !false; 14#L39true assume !!(main_~q~0#1 + main_~a~0#1 * main_~b~0#1 * main_~p~0#1 == main_~x~0#1 * main_~y~0#1); 11#L42true assume 0 == (if main_~a~0#1 < 0 && 0 != main_~a~0#1 % 2 then main_~a~0#1 % 2 - 2 else main_~a~0#1 % 2) && 0 == (if main_~b~0#1 < 0 && 0 != main_~b~0#1 % 2 then main_~b~0#1 % 2 - 2 else main_~b~0#1 % 2);main_~a~0#1 := (if main_~a~0#1 < 0 && 0 != main_~a~0#1 % 2 then 1 + main_~a~0#1 / 2 else main_~a~0#1 / 2);main_~b~0#1 := (if main_~b~0#1 < 0 && 0 != main_~b~0#1 % 2 then 1 + main_~b~0#1 / 2 else main_~b~0#1 / 2);main_~p~0#1 := 4 * main_~p~0#1; 8#L49-2true [2021-11-13 18:36:28,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:36:28,668 INFO L85 PathProgramCache]: Analyzing trace with hash 889575311, now seen corresponding path program 2 times [2021-11-13 18:36:28,669 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:36:28,669 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1038831760] [2021-11-13 18:36:28,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:36:28,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:36:28,673 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-13 18:36:28,673 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2011840987] [2021-11-13 18:36:28,673 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-13 18:36:28,673 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:36:28,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:28,678 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:36:28,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Waiting until timeout for monitored process [2021-11-13 18:36:28,714 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-13 18:36:28,714 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-13 18:36:28,715 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 18:36:28,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:36:28,724 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 18:36:28,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:36:28,725 INFO L85 PathProgramCache]: Analyzing trace with hash 45842, now seen corresponding path program 2 times [2021-11-13 18:36:28,725 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:36:28,725 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [915755190] [2021-11-13 18:36:28,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:36:28,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:36:28,728 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-13 18:36:28,728 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1606445449] [2021-11-13 18:36:28,728 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-13 18:36:28,729 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:36:28,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:28,730 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:36:28,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Waiting until timeout for monitored process [2021-11-13 18:36:28,762 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-13 18:36:28,763 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-13 18:36:28,763 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 18:36:28,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:36:28,769 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 18:36:28,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:36:28,770 INFO L85 PathProgramCache]: Analyzing trace with hash 1389889732, now seen corresponding path program 3 times [2021-11-13 18:36:28,770 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:36:28,770 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [901996935] [2021-11-13 18:36:28,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:36:28,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:36:28,774 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-13 18:36:28,774 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1461056047] [2021-11-13 18:36:28,774 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-13 18:36:28,775 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:36:28,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:28,776 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:36:28,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Waiting until timeout for monitored process [2021-11-13 18:36:28,804 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-13 18:36:28,804 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-13 18:36:28,804 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 18:36:28,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:36:28,814 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 18:36:29,018 INFO L210 LassoAnalysis]: Preferences: [2021-11-13 18:36:29,018 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-13 18:36:29,019 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-13 18:36:29,019 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-13 18:36:29,019 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-13 18:36:29,019 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:29,019 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-13 18:36:29,019 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-13 18:36:29,020 INFO L133 ssoRankerPreferences]: Filename of dumped script: prod4br-both-nt.c_Iteration1_Lasso [2021-11-13 18:36:29,020 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-13 18:36:29,020 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-13 18:36:29,023 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:36:29,026 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:36:29,028 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:36:29,031 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:36:29,322 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-13 18:36:29,322 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-13 18:36:29,322 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:29,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:29,325 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:29,327 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:36:29,327 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:36:29,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-11-13 18:36:29,346 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-13 18:36:29,346 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0#1=0} Honda state: {ULTIMATE.start_main_#t~nondet0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-13 18:36:29,371 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2021-11-13 18:36:29,371 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:29,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:29,372 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:29,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-11-13 18:36:29,373 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:36:29,373 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:36:29,383 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-13 18:36:29,383 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: [] [2021-11-13 18:36:29,405 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2021-11-13 18:36:29,409 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:29,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:29,410 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:29,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-11-13 18:36:29,412 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:36:29,412 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:36:29,422 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-13 18:36:29,422 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res#1=0} Honda state: {ULTIMATE.start_main_#res#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-13 18:36:29,446 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:29,447 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:29,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:29,448 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:29,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-11-13 18:36:29,450 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:36:29,450 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:36:29,489 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:29,489 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:29,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:29,490 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:29,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-11-13 18:36:29,491 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-13 18:36:29,491 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:36:29,514 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-13 18:36:29,537 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:29,537 INFO L210 LassoAnalysis]: Preferences: [2021-11-13 18:36:29,537 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-13 18:36:29,537 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-13 18:36:29,537 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-13 18:36:29,537 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-13 18:36:29,537 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:29,537 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-13 18:36:29,538 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-13 18:36:29,538 INFO L133 ssoRankerPreferences]: Filename of dumped script: prod4br-both-nt.c_Iteration1_Lasso [2021-11-13 18:36:29,538 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-13 18:36:29,538 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-13 18:36:29,542 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:36:29,545 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:36:29,547 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:36:29,592 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:36:29,839 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-13 18:36:29,839 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-13 18:36:29,839 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:29,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:29,841 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:29,844 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:29,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-11-13 18:36:29,854 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:36:29,854 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:29,854 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:29,854 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:29,854 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:36:29,855 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:36:29,855 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:29,866 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:29,892 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2021-11-13 18:36:29,892 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:29,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:29,893 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:29,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-11-13 18:36:29,894 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:29,902 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:36:29,902 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:29,902 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:29,902 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:29,902 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:36:29,903 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:36:29,903 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:29,904 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:29,924 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:29,925 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:29,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:29,925 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:29,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-11-13 18:36:29,927 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:29,935 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:36:29,935 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:29,935 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:29,935 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:36:29,944 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:36:29,944 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-13 18:36:29,971 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:29,997 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:29,997 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:29,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:30,003 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:30,005 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:30,015 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:36:30,016 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:30,016 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:30,016 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:30,016 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:36:30,017 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:36:30,017 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:30,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-11-13 18:36:30,027 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:30,061 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:30,062 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-13 18:36:30,062 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:30,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:30,063 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:30,065 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:30,074 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:36:30,074 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:30,074 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:30,074 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:30,074 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:36:30,075 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:36:30,075 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:30,076 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-11-13 18:36:30,087 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:30,127 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:30,127 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:30,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:30,129 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:30,131 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:30,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-11-13 18:36:30,140 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:36:30,140 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:30,140 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:30,140 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:30,140 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:36:30,140 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:36:30,140 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:30,142 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:30,162 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:30,162 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:30,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:30,163 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:30,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-11-13 18:36:30,167 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:30,176 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:36:30,176 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:30,176 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:30,176 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:36:30,195 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-13 18:36:30,195 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-13 18:36:30,231 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:30,267 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:30,268 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:30,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:30,269 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:30,276 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:30,285 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:36:30,285 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:30,286 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:30,286 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:30,286 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:36:30,286 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:36:30,287 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:30,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-11-13 18:36:30,298 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:30,330 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:30,330 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-13 18:36:30,330 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:30,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:30,331 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:30,334 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:30,343 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:36:30,343 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:30,343 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:30,343 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:30,343 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:36:30,344 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:36:30,344 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:30,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-11-13 18:36:30,353 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:30,387 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:30,387 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:30,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:30,390 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:30,392 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:30,403 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:36:30,403 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:30,403 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:30,403 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:30,404 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:36:30,404 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:36:30,404 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:30,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-11-13 18:36:30,418 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:30,451 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:30,452 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:30,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:30,453 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:30,455 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:30,465 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:36:30,465 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:30,466 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:30,466 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:36:30,490 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-13 18:36:30,491 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-13 18:36:30,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-11-13 18:36:30,534 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:30,566 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:30,567 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:30,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:30,568 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:30,572 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:30,581 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:36:30,581 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:30,581 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:30,581 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:30,582 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:36:30,582 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:36:30,582 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:30,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-11-13 18:36:30,595 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:30,627 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:30,627 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-13 18:36:30,628 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:30,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:30,629 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:30,632 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:30,644 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:36:30,644 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:30,644 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:30,644 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:30,644 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:36:30,645 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:36:30,645 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:30,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-11-13 18:36:30,667 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:30,699 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:30,700 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:30,700 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:30,701 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:30,703 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:30,712 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:36:30,713 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:30,713 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:30,713 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:30,713 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:36:30,714 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:36:30,714 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:30,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-11-13 18:36:30,731 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:30,763 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:30,764 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:30,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:30,768 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:30,772 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:30,783 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:36:30,783 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:30,783 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:30,783 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:36:30,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-11-13 18:36:30,808 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-13 18:36:30,809 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-13 18:36:30,864 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:30,896 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:30,896 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:30,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:30,897 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:30,900 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:30,909 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:36:30,909 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:30,909 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:30,909 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:30,909 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:36:30,910 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:36:30,910 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:30,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-11-13 18:36:30,912 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:30,933 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2021-11-13 18:36:30,933 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-13 18:36:30,933 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:30,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:30,934 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:30,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-11-13 18:36:30,935 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:30,943 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:36:30,943 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:36:30,943 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:30,943 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:30,943 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:30,943 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:36:30,944 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:36:30,944 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:30,954 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:30,973 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2021-11-13 18:36:30,974 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:30,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:30,974 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:30,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-11-13 18:36:30,975 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:30,983 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:36:30,983 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:36:30,983 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:30,983 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:30,983 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:30,983 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:36:30,984 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:36:30,984 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:30,985 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:31,006 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2021-11-13 18:36:31,007 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:31,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:31,008 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:31,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-11-13 18:36:31,009 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:31,019 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:36:31,020 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:36:31,020 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:31,020 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:31,020 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:36:31,047 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-13 18:36:31,047 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-13 18:36:31,141 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:31,160 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2021-11-13 18:36:31,161 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:31,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:31,161 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:31,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-11-13 18:36:31,163 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:31,171 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:36:31,171 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:36:31,171 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:31,171 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:31,171 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:31,171 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:36:31,172 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:36:31,172 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:31,173 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:31,193 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2021-11-13 18:36:31,193 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-13 18:36:31,193 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:31,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:31,194 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:31,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-11-13 18:36:31,195 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:31,205 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:36:31,205 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-13 18:36:31,205 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:31,205 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:31,205 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:31,205 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:36:31,206 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:36:31,206 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:31,223 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:31,254 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2021-11-13 18:36:31,254 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:31,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:31,255 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:31,276 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:31,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-11-13 18:36:31,284 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:36:31,285 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-13 18:36:31,285 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:31,285 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:31,285 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:31,285 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:36:31,286 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:36:31,286 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:31,295 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:31,314 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:31,315 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:31,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:31,315 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:31,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-11-13 18:36:31,316 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:31,325 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:36:31,325 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-13 18:36:31,325 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:31,325 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:31,325 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:36:31,341 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-13 18:36:31,341 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-13 18:36:31,485 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:31,507 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2021-11-13 18:36:31,507 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:31,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:31,508 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:31,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-11-13 18:36:31,509 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:31,517 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:36:31,517 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-13 18:36:31,517 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:31,517 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:31,517 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:31,517 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:36:31,518 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:36:31,518 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:31,520 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:31,539 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2021-11-13 18:36:31,540 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-13 18:36:31,540 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:31,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:31,541 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:31,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-11-13 18:36:31,542 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:31,549 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:36:31,549 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:36:31,549 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:31,549 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:31,549 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:31,549 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:36:31,550 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:36:31,550 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:31,553 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:31,572 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:31,573 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:31,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:31,573 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:31,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-11-13 18:36:31,586 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:31,594 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:36:31,594 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:36:31,594 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:31,594 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:31,594 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:31,594 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:36:31,595 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:36:31,595 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:31,598 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:31,617 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2021-11-13 18:36:31,618 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:31,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:31,618 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:31,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-11-13 18:36:31,620 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:31,628 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:36:31,628 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:36:31,629 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:31,629 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:31,629 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:36:31,667 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-13 18:36:31,667 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-13 18:36:32,589 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:32,610 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2021-11-13 18:36:32,611 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:32,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:32,612 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:32,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-11-13 18:36:32,614 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:32,622 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:36:32,622 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:36:32,622 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:32,622 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:32,622 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:32,622 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:36:32,623 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:36:32,623 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:32,633 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:32,652 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2021-11-13 18:36:32,653 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-13 18:36:32,653 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:32,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:32,654 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:32,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-11-13 18:36:32,667 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:32,674 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:36:32,675 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:36:32,675 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:32,675 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:32,675 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:32,675 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:36:32,675 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:36:32,676 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:32,677 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:32,697 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:32,697 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:32,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:32,698 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:32,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-11-13 18:36:32,699 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:32,707 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:36:32,707 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:36:32,707 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:32,707 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:32,707 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:32,707 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:36:32,707 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:36:32,708 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:32,711 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:32,730 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2021-11-13 18:36:32,730 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:32,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:32,731 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:32,732 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:32,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-11-13 18:36:32,741 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:36:32,741 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:36:32,742 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:32,742 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:32,742 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:36:32,756 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-13 18:36:32,756 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-13 18:36:32,815 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:32,848 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:32,848 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:32,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:32,852 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:32,856 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:32,865 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:36:32,865 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:36:32,865 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:32,866 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:32,866 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:32,866 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:36:32,866 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:36:32,867 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:32,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-11-13 18:36:32,883 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:32,916 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:32,917 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-13 18:36:32,917 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:32,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:32,918 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:32,920 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:32,930 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:36:32,930 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:36:32,930 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:32,930 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:32,930 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:32,930 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-13 18:36:32,931 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:36:32,931 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:32,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-11-13 18:36:32,935 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:32,954 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2021-11-13 18:36:32,955 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:32,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:32,955 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:32,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-11-13 18:36:32,957 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:32,964 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:36:32,965 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:36:32,965 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:32,965 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:32,965 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:32,965 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-13 18:36:32,966 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:36:32,966 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:32,977 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:33,008 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:33,008 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:33,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:33,009 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:33,016 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:33,027 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:36:33,027 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:36:33,027 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:33,027 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:33,028 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-13 18:36:33,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-11-13 18:36:33,064 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-13 18:36:33,065 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-13 18:36:33,338 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:33,361 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2021-11-13 18:36:33,361 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:36:33,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:36:33,362 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:36:33,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-11-13 18:36:33,364 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:36:33,372 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:36:33,372 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:36:33,372 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:36:33,372 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:36:33,372 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:36:33,372 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-13 18:36:33,373 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:36:33,373 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:36:33,376 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:36:33,399 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2021-11-13 18:36:33,403 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.11 06:36:33 BoogieIcfgContainer [2021-11-13 18:36:33,403 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-11-13 18:36:33,404 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-13 18:36:33,404 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-13 18:36:33,404 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-13 18:36:33,405 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:36:22" (3/4) ... [2021-11-13 18:36:33,408 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-13 18:36:33,408 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-13 18:36:33,410 INFO L158 Benchmark]: Toolchain (without parser) took 11700.00ms. Allocated memory was 111.1MB in the beginning and 138.4MB in the end (delta: 27.3MB). Free memory was 79.6MB in the beginning and 38.5MB in the end (delta: 41.2MB). Peak memory consumption was 67.6MB. Max. memory is 16.1GB. [2021-11-13 18:36:33,410 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 111.1MB. Free memory is still 64.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 18:36:33,411 INFO L158 Benchmark]: CACSL2BoogieTranslator took 285.78ms. Allocated memory is still 111.1MB. Free memory was 79.4MB in the beginning and 88.1MB in the end (delta: -8.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-13 18:36:33,411 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.57ms. Allocated memory is still 111.1MB. Free memory was 88.1MB in the beginning and 86.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 18:36:33,412 INFO L158 Benchmark]: Boogie Preprocessor took 40.81ms. Allocated memory is still 111.1MB. Free memory was 86.6MB in the beginning and 85.6MB in the end (delta: 944.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 18:36:33,412 INFO L158 Benchmark]: RCFGBuilder took 315.69ms. Allocated memory is still 111.1MB. Free memory was 85.6MB in the beginning and 76.5MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-13 18:36:33,415 INFO L158 Benchmark]: BuchiAutomizer took 10997.83ms. Allocated memory was 111.1MB in the beginning and 138.4MB in the end (delta: 27.3MB). Free memory was 76.5MB in the beginning and 39.1MB in the end (delta: 37.4MB). Peak memory consumption was 66.4MB. Max. memory is 16.1GB. [2021-11-13 18:36:33,416 INFO L158 Benchmark]: Witness Printer took 4.45ms. Allocated memory is still 138.4MB. Free memory is still 38.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 18:36:33,429 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 111.1MB. Free memory is still 64.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 285.78ms. Allocated memory is still 111.1MB. Free memory was 79.4MB in the beginning and 88.1MB in the end (delta: -8.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.57ms. Allocated memory is still 111.1MB. Free memory was 88.1MB in the beginning and 86.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 40.81ms. Allocated memory is still 111.1MB. Free memory was 86.6MB in the beginning and 85.6MB in the end (delta: 944.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 315.69ms. Allocated memory is still 111.1MB. Free memory was 85.6MB in the beginning and 76.5MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 10997.83ms. Allocated memory was 111.1MB in the beginning and 138.4MB in the end (delta: 27.3MB). Free memory was 76.5MB in the beginning and 39.1MB in the end (delta: 37.4MB). Peak memory consumption was 66.4MB. Max. memory is 16.1GB. * Witness Printer took 4.45ms. Allocated memory is still 138.4MB. Free memory is still 38.5MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 10.9s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 10.8s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital73 mio100 ax100 hnf90 lsp100 ukn100 mio100 lsp100 div536 bol100 ite100 ukn100 eq134 hnf44 smp63 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 330ms VariablesStem: 10 VariablesLoop: 10 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 3 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 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_~x~0#1, main_~y~0#1, main_~a~0#1, main_~b~0#1, main_~p~0#1, main_~q~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~p~0#1;havoc main_~q~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_~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;" "assume !false;" "assume !!(main_~q~0#1 + main_~a~0#1 * main_~b~0#1 * main_~p~0#1 == main_~x~0#1 * main_~y~0#1);" "assume 0 == (if main_~a~0#1 < 0 && 0 != main_~a~0#1 % 2 then main_~a~0#1 % 2 - 2 else main_~a~0#1 % 2) && 0 == (if main_~b~0#1 < 0 && 0 != main_~b~0#1 % 2 then main_~b~0#1 % 2 - 2 else main_~b~0#1 % 2);main_~a~0#1 := (if main_~a~0#1 < 0 && 0 != main_~a~0#1 % 2 then 1 + main_~a~0#1 / 2 else main_~a~0#1 / 2);main_~b~0#1 := (if main_~b~0#1 < 0 && 0 != main_~b~0#1 % 2 then 1 + main_~b~0#1 / 2 else main_~b~0#1 / 2);main_~p~0#1 := 4 * main_~p~0#1;" Loop: "assume !false;" "assume !!(main_~q~0#1 + main_~a~0#1 * main_~b~0#1 * main_~p~0#1 == main_~x~0#1 * main_~y~0#1);" "assume 0 == (if main_~a~0#1 < 0 && 0 != main_~a~0#1 % 2 then main_~a~0#1 % 2 - 2 else main_~a~0#1 % 2) && 0 == (if main_~b~0#1 < 0 && 0 != main_~b~0#1 % 2 then main_~b~0#1 % 2 - 2 else main_~b~0#1 % 2);main_~a~0#1 := (if main_~a~0#1 < 0 && 0 != main_~a~0#1 % 2 then 1 + main_~a~0#1 / 2 else main_~a~0#1 / 2);main_~b~0#1 := (if main_~b~0#1 < 0 && 0 != main_~b~0#1 % 2 then 1 + main_~b~0#1 / 2 else main_~b~0#1 / 2);main_~p~0#1 := 4 * main_~p~0#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2021-11-13 18:36:33,473 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Forceful destruction successful, exit code 0 [2021-11-13 18:36:33,683 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Ended with exit code 0 [2021-11-13 18:36:33,883 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Ended with exit code 0 [2021-11-13 18:36:34,084 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-11-13 18:36:34,285 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-11-13 18:36:34,484 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d4b8d1-9055-40a1-bb21-9b2511a0db68/bin/uautomizer-YU5uOKAj3y/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