./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loop-acceleration/underapprox_1-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-acceleration/underapprox_1-1.c -s /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer --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 39d1cf9c8579a9e3ab0612befbfddbea31e87fbe ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-19 22:28:15,209 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-19 22:28:15,211 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-19 22:28:15,228 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-19 22:28:15,228 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-19 22:28:15,230 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-19 22:28:15,232 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-19 22:28:15,242 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-19 22:28:15,247 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-19 22:28:15,251 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-19 22:28:15,253 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-19 22:28:15,255 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-19 22:28:15,255 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-19 22:28:15,258 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-19 22:28:15,259 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-19 22:28:15,260 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-19 22:28:15,261 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-19 22:28:15,262 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-19 22:28:15,269 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-19 22:28:15,271 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-19 22:28:15,272 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-19 22:28:15,273 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-19 22:28:15,275 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-19 22:28:15,276 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-19 22:28:15,278 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-19 22:28:15,279 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-19 22:28:15,279 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-19 22:28:15,280 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-19 22:28:15,280 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-19 22:28:15,281 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-19 22:28:15,281 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-19 22:28:15,282 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-19 22:28:15,283 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-19 22:28:15,283 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-19 22:28:15,284 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-19 22:28:15,285 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-19 22:28:15,285 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-19 22:28:15,286 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-19 22:28:15,286 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-19 22:28:15,287 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-19 22:28:15,287 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-19 22:28:15,288 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-11-19 22:28:15,306 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-19 22:28:15,306 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-19 22:28:15,307 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-19 22:28:15,307 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-19 22:28:15,307 INFO L138 SettingsManager]: * Use SBE=true [2019-11-19 22:28:15,308 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-19 22:28:15,308 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-19 22:28:15,308 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-19 22:28:15,308 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-19 22:28:15,309 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-19 22:28:15,309 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-19 22:28:15,309 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-19 22:28:15,309 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-19 22:28:15,309 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-19 22:28:15,310 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-19 22:28:15,310 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-19 22:28:15,310 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-19 22:28:15,310 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-19 22:28:15,310 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-19 22:28:15,311 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-19 22:28:15,311 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-19 22:28:15,311 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-19 22:28:15,311 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-19 22:28:15,311 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-19 22:28:15,312 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-19 22:28:15,312 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-19 22:28:15,312 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-19 22:28:15,312 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-19 22:28:15,313 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-19 22:28:15,313 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-19 22:28:15,313 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-19 22:28:15,314 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-19 22:28:15,314 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer 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 -> 39d1cf9c8579a9e3ab0612befbfddbea31e87fbe [2019-11-19 22:28:15,478 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-19 22:28:15,490 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-19 22:28:15,494 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-19 22:28:15,495 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-19 22:28:15,496 INFO L275 PluginConnector]: CDTParser initialized [2019-11-19 22:28:15,496 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/../../sv-benchmarks/c/loop-acceleration/underapprox_1-1.c [2019-11-19 22:28:15,557 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/data/a7340fb70/3f7ac9fe7766461a9f3740b49734c341/FLAGd0ea60779 [2019-11-19 22:28:15,968 INFO L306 CDTParser]: Found 1 translation units. [2019-11-19 22:28:15,969 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/sv-benchmarks/c/loop-acceleration/underapprox_1-1.c [2019-11-19 22:28:15,975 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/data/a7340fb70/3f7ac9fe7766461a9f3740b49734c341/FLAGd0ea60779 [2019-11-19 22:28:16,330 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/data/a7340fb70/3f7ac9fe7766461a9f3740b49734c341 [2019-11-19 22:28:16,333 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-19 22:28:16,334 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-19 22:28:16,335 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-19 22:28:16,336 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-19 22:28:16,339 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-19 22:28:16,339 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 10:28:16" (1/1) ... [2019-11-19 22:28:16,342 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d9c4f1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:28:16, skipping insertion in model container [2019-11-19 22:28:16,343 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 10:28:16" (1/1) ... [2019-11-19 22:28:16,349 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-19 22:28:16,363 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-19 22:28:16,531 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 22:28:16,534 INFO L188 MainTranslator]: Completed pre-run [2019-11-19 22:28:16,639 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 22:28:16,653 INFO L192 MainTranslator]: Completed translation [2019-11-19 22:28:16,654 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:28:16 WrapperNode [2019-11-19 22:28:16,654 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-19 22:28:16,655 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-19 22:28:16,655 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-19 22:28:16,655 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-19 22:28:16,665 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:28:16" (1/1) ... [2019-11-19 22:28:16,670 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:28:16" (1/1) ... [2019-11-19 22:28:16,688 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-19 22:28:16,689 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-19 22:28:16,689 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-19 22:28:16,689 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-19 22:28:16,699 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:28:16" (1/1) ... [2019-11-19 22:28:16,700 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:28:16" (1/1) ... [2019-11-19 22:28:16,700 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:28:16" (1/1) ... [2019-11-19 22:28:16,700 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:28:16" (1/1) ... [2019-11-19 22:28:16,702 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:28:16" (1/1) ... [2019-11-19 22:28:16,706 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:28:16" (1/1) ... [2019-11-19 22:28:16,706 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:28:16" (1/1) ... [2019-11-19 22:28:16,707 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-19 22:28:16,707 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-19 22:28:16,708 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-19 22:28:16,708 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-19 22:28:16,709 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:28:16" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:16,773 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-19 22:28:16,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-19 22:28:16,930 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-19 22:28:16,930 INFO L285 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-19 22:28:16,931 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 10:28:16 BoogieIcfgContainer [2019-11-19 22:28:16,932 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-19 22:28:16,932 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-19 22:28:16,932 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-19 22:28:16,936 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-19 22:28:16,937 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-19 22:28:16,937 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.11 10:28:16" (1/3) ... [2019-11-19 22:28:16,938 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@55672550 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 10:28:16, skipping insertion in model container [2019-11-19 22:28:16,939 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-19 22:28:16,939 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:28:16" (2/3) ... [2019-11-19 22:28:16,939 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@55672550 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 10:28:16, skipping insertion in model container [2019-11-19 22:28:16,940 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-19 22:28:16,940 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 10:28:16" (3/3) ... [2019-11-19 22:28:16,942 INFO L371 chiAutomizerObserver]: Analyzing ICFG underapprox_1-1.c [2019-11-19 22:28:16,985 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-19 22:28:16,986 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-19 22:28:16,986 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-19 22:28:16,986 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-19 22:28:16,986 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-19 22:28:16,986 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-19 22:28:16,986 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-19 22:28:16,987 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-19 22:28:17,000 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2019-11-19 22:28:17,018 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-11-19 22:28:17,019 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-19 22:28:17,019 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-19 22:28:17,026 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-11-19 22:28:17,026 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-11-19 22:28:17,026 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-19 22:28:17,026 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2019-11-19 22:28:17,027 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-11-19 22:28:17,028 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-19 22:28:17,028 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-19 22:28:17,028 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-11-19 22:28:17,028 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-11-19 22:28:17,036 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~post0, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := 1; 6#L14-2true [2019-11-19 22:28:17,036 INFO L796 eck$LassoCheckResult]: Loop: 6#L14-2true assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0; 6#L14-2true [2019-11-19 22:28:17,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 22:28:17,042 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2019-11-19 22:28:17,050 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 22:28:17,050 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1365967336] [2019-11-19 22:28:17,050 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 22:28:17,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 22:28:17,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 22:28:17,143 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-19 22:28:17,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 22:28:17,144 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2019-11-19 22:28:17,144 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 22:28:17,145 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1805724328] [2019-11-19 22:28:17,145 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 22:28:17,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 22:28:17,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 22:28:17,163 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-19 22:28:17,165 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 22:28:17,165 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2019-11-19 22:28:17,165 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 22:28:17,166 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [660279477] [2019-11-19 22:28:17,166 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 22:28:17,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 22:28:17,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 22:28:17,181 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-19 22:28:17,250 INFO L210 LassoAnalysis]: Preferences: [2019-11-19 22:28:17,251 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-19 22:28:17,251 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-19 22:28:17,252 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-19 22:28:17,252 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-19 22:28:17,252 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:17,252 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-19 22:28:17,253 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-19 22:28:17,253 INFO L133 ssoRankerPreferences]: Filename of dumped script: underapprox_1-1.c_Iteration1_Loop [2019-11-19 22:28:17,253 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-19 22:28:17,253 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-19 22:28:17,277 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 22:28:17,288 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 22:28:17,294 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 22:28:17,477 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-19 22:28:17,478 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:17,489 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-19 22:28:17,489 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-19 22:28:17,499 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-19 22:28:17,500 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=0} Honda state: {ULTIMATE.start_main_~y~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [MP z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Exception during sending of exit command (exit): Broken pipe No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:17,517 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-19 22:28:17,517 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-19 22:28:17,522 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-19 22:28:17,523 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post0=0} Honda state: {ULTIMATE.start_main_#t~post0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:17,541 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-19 22:28:17,541 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:17,557 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-19 22:28:17,557 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-19 22:28:17,577 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-19 22:28:17,579 INFO L210 LassoAnalysis]: Preferences: [2019-11-19 22:28:17,579 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-19 22:28:17,579 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-19 22:28:17,580 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-19 22:28:17,580 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-19 22:28:17,580 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:17,580 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-19 22:28:17,580 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-19 22:28:17,580 INFO L133 ssoRankerPreferences]: Filename of dumped script: underapprox_1-1.c_Iteration1_Loop [2019-11-19 22:28:17,580 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-19 22:28:17,580 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-19 22:28:17,582 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 22:28:17,587 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 22:28:17,596 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 22:28:17,708 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-19 22:28:17,713 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:17,726 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:17,729 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:28:17,729 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:17,730 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:17,730 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:17,730 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 22:28:17,737 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 22:28:17,739 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:17,743 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:17,761 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:17,763 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:28:17,763 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:17,763 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:17,763 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:17,764 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 22:28:17,766 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 22:28:17,766 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 22:28:17,772 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:17,795 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:17,797 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:28:17,797 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:17,797 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:17,797 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:17,798 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 22:28:17,802 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 22:28:17,803 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:17,808 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 22:28:17,811 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:17,826 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:17,828 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:28:17,828 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:17,829 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:17,829 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:17,829 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 22:28:17,833 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-19 22:28:17,833 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:17,838 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:17,854 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:17,857 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:28:17,858 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:17,858 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:17,858 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:17,858 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 22:28:17,861 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-19 22:28:17,861 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:17,864 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:17,883 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:17,886 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:28:17,886 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:17,887 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:17,887 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:17,887 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 22:28:17,893 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-19 22:28:17,893 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:17,899 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 22:28:17,902 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:17,909 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:17,912 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:28:17,912 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:17,913 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:17,913 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:17,913 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 22:28:17,917 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 22:28:17,917 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 22:28:17,921 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:17,938 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:17,941 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:28:17,941 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:17,942 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:17,942 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:17,942 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 22:28:17,944 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 22:28:17,944 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 22:28:17,952 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:17,962 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:17,965 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:28:17,966 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:17,966 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:17,966 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:17,966 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 22:28:17,977 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 22:28:17,977 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 22:28:17,984 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 22:28:17,986 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:17,991 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:17,994 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:28:17,994 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:17,994 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:17,994 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:17,995 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 22:28:17,997 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-19 22:28:17,997 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:18,001 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:18,010 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:18,012 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:28:18,013 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:18,013 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:18,013 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:18,013 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 22:28:18,015 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-19 22:28:18,015 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:18,018 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:18,033 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:18,035 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:28:18,036 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:18,036 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:18,036 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:18,036 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 22:28:18,041 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-19 22:28:18,041 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 22:28:18,048 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 22:28:18,051 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:18,061 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:18,066 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:18,066 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 22:28:18,066 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:18,067 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:18,067 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:18,067 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 22:28:18,070 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-19 22:28:18,071 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 22:28:18,080 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:18,093 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:18,095 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:18,095 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 22:28:18,096 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:18,096 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:18,096 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:18,096 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 22:28:18,098 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-19 22:28:18,098 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 22:28:18,102 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:18,130 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:18,132 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:18,133 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 22:28:18,133 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:18,133 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:18,134 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:18,134 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 22:28:18,138 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-19 22:28:18,138 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:18,147 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 22:28:18,150 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:18,166 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:18,171 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:18,171 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-19 22:28:18,171 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:18,172 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:18,172 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:18,172 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 22:28:18,185 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 22:28:18,186 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 22:28:18,208 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:18,221 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:18,224 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:18,224 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-19 22:28:18,225 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:18,225 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:18,225 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:18,225 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 22:28:18,227 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 22:28:18,228 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:18,238 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:18,250 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:18,253 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:18,253 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-19 22:28:18,253 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:18,253 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:18,254 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:18,254 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 22:28:18,260 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 22:28:18,261 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:18,274 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 22:28:18,276 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:18,281 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:18,284 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:18,284 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 22:28:18,284 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:18,285 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:18,285 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:18,285 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 22:28:18,297 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-19 22:28:18,297 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 22:28:18,320 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:18,329 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:18,333 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:18,333 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 22:28:18,333 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:18,333 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:18,334 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:18,334 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 22:28:18,337 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-19 22:28:18,337 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:18,348 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:18,356 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:18,359 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:18,360 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 22:28:18,360 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:18,360 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:18,360 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:18,360 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 22:28:18,367 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-19 22:28:18,368 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:18,392 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 22:28:18,395 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:18,400 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:18,403 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:18,403 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 22:28:18,403 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:18,404 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:18,404 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:18,404 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 22:28:18,406 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 22:28:18,407 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:18,413 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:18,421 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:18,423 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:18,423 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 22:28:18,423 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:18,424 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:18,424 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:18,424 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 22:28:18,426 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 22:28:18,426 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:18,430 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:18,437 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:18,440 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:18,440 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 22:28:18,440 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:18,440 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:18,440 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:18,441 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 22:28:18,445 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 22:28:18,445 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:18,453 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 22:28:18,456 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:18,465 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:18,468 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:18,469 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 22:28:18,469 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:18,469 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:18,469 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:18,469 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-19 22:28:18,474 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 22:28:18,475 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:18,489 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:18,496 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:18,499 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:18,499 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 22:28:18,499 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:18,500 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:18,500 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:18,500 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-19 22:28:18,502 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 22:28:18,503 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:18,509 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:18,516 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:18,519 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:18,519 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 22:28:18,520 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:18,520 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:18,520 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:18,520 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-19 22:28:18,526 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 22:28:18,526 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:18,539 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 22:28:18,557 INFO L210 LassoAnalysis]: Preferences: [2019-11-19 22:28:18,557 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-19 22:28:18,557 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-19 22:28:18,557 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-19 22:28:18,558 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-19 22:28:18,558 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:18,558 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-19 22:28:18,558 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-19 22:28:18,558 INFO L133 ssoRankerPreferences]: Filename of dumped script: underapprox_1-1.c_Iteration1_Lasso [2019-11-19 22:28:18,558 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-19 22:28:18,558 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-19 22:28:18,560 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 22:28:18,564 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 22:28:18,567 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 22:28:18,578 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 22:28:18,689 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-19 22:28:18,690 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:18,697 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-19 22:28:18,698 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:18,702 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-19 22:28:18,703 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post0=0} Honda state: {ULTIMATE.start_main_#t~post0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:18,709 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-19 22:28:18,710 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:18,714 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-19 22:28:18,714 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:18,721 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-19 22:28:18,721 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:18,733 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-19 22:28:18,733 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:18,754 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-19 22:28:18,756 INFO L210 LassoAnalysis]: Preferences: [2019-11-19 22:28:18,757 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-19 22:28:18,757 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-19 22:28:18,757 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-19 22:28:18,757 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-19 22:28:18,757 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:18,757 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-19 22:28:18,758 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-19 22:28:18,758 INFO L133 ssoRankerPreferences]: Filename of dumped script: underapprox_1-1.c_Iteration1_Lasso [2019-11-19 22:28:18,758 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-19 22:28:18,758 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-19 22:28:18,760 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 22:28:18,763 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 22:28:18,773 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 22:28:18,779 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 22:28:18,884 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-19 22:28:18,884 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:18,889 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:18,891 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:28:18,891 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:18,892 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:18,892 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:18,892 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 22:28:18,893 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 22:28:18,893 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:18,895 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:18,906 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:18,908 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:28:18,908 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:18,909 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:18,909 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 22:28:18,914 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 22:28:18,914 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:18,922 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:18,951 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:18,953 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:28:18,953 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:18,953 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:18,953 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 22:28:18,956 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 22:28:18,957 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-19 22:28:18,965 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:18,981 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:18,983 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:28:18,983 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:18,983 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:18,983 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:18,983 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 22:28:18,984 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 22:28:18,984 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 22:28:18,986 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 22:28:18,987 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:18,995 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:18,997 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:28:18,997 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:18,998 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:18,998 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:18,998 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 22:28:18,999 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-19 22:28:18,999 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:19,002 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:19,013 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:19,016 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:28:19,016 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:19,016 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:19,016 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 22:28:19,031 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-19 22:28:19,031 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:19,042 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:19,048 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:19,050 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:28:19,051 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:19,051 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:19,051 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 22:28:19,055 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-19 22:28:19,055 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:19,068 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:19,075 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:19,077 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:28:19,077 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:19,077 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:19,077 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:19,077 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 22:28:19,078 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-19 22:28:19,078 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:19,084 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 22:28:19,086 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:19,091 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:19,093 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:28:19,093 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:19,093 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:19,093 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:19,093 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 22:28:19,094 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 22:28:19,094 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:19,100 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:19,110 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:19,112 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:28:19,113 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:19,113 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:19,113 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 22:28:19,120 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-19 22:28:19,120 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:19,134 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:19,140 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:19,142 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:28:19,142 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:19,143 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:19,143 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 22:28:19,147 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-19 22:28:19,148 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:19,161 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:19,169 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:19,171 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:28:19,171 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:19,172 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:19,172 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:19,172 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 22:28:19,173 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 22:28:19,173 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:19,176 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 22:28:19,177 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:19,185 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:19,187 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:28:19,188 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:19,188 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:19,188 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:19,188 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 22:28:19,189 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-19 22:28:19,190 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:19,196 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:19,202 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:19,205 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:28:19,205 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:19,205 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:19,205 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 22:28:19,221 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-19 22:28:19,221 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-19 22:28:19,240 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:19,253 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:19,255 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:28:19,255 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:19,255 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:19,255 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 22:28:19,261 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-19 22:28:19,262 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:19,278 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:19,285 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:19,288 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:28:19,288 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:19,288 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:19,288 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:19,288 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 22:28:19,289 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-19 22:28:19,289 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:19,292 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 22:28:19,294 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:19,299 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:19,301 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:19,302 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 22:28:19,302 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:19,302 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:19,302 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:19,302 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 22:28:19,303 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-19 22:28:19,303 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:19,306 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:19,313 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:19,315 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:19,315 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 22:28:19,316 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:19,316 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:19,316 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 22:28:19,322 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-19 22:28:19,322 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:19,338 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:19,344 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:19,352 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:19,352 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 22:28:19,353 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:19,353 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:19,353 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 22:28:19,357 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-19 22:28:19,358 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-19 22:28:19,394 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:19,401 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:19,403 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:19,403 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 22:28:19,403 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:19,404 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:19,404 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:19,404 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 22:28:19,405 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-19 22:28:19,405 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:19,412 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 22:28:19,414 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:19,421 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:19,424 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:19,424 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-19 22:28:19,424 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:19,424 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:19,425 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:19,425 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 22:28:19,426 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 22:28:19,426 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:19,430 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:19,441 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:19,445 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:19,445 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-19 22:28:19,445 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:19,445 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:19,445 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 22:28:19,455 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-19 22:28:19,456 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:19,486 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:19,497 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:19,500 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:19,500 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-19 22:28:19,500 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:19,500 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:19,501 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 22:28:19,506 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-19 22:28:19,506 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:19,596 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:19,602 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:19,604 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:19,604 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-19 22:28:19,604 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:19,604 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:19,604 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:19,604 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 22:28:19,605 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 22:28:19,605 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 22:28:19,612 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 22:28:19,614 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:19,625 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:19,627 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:19,627 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 22:28:19,628 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:19,628 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:19,628 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:19,628 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 22:28:19,629 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-19 22:28:19,629 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 22:28:19,636 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:19,642 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:19,645 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:19,646 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 22:28:19,646 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:19,646 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:19,646 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 22:28:19,662 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-19 22:28:19,662 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-19 22:28:19,702 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:19,713 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:19,716 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:19,716 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 22:28:19,716 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:19,716 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:19,717 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 22:28:19,726 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-19 22:28:19,726 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:20,029 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:20,037 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:20,040 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:20,040 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 22:28:20,040 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:20,041 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:20,041 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:20,041 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 22:28:20,043 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-19 22:28:20,043 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:20,049 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 22:28:20,051 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:20,056 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:20,058 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:20,058 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 22:28:20,058 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:20,058 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:20,058 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:20,058 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 22:28:20,059 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 22:28:20,060 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:20,063 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:20,069 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:20,071 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:20,072 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 22:28:20,072 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:20,072 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:20,072 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 22:28:20,079 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-19 22:28:20,079 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:20,100 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:20,109 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:20,112 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:20,112 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 22:28:20,112 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:20,112 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:20,112 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 22:28:20,117 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-19 22:28:20,118 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:20,139 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:20,149 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:20,151 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:20,151 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 22:28:20,152 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:20,152 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:20,152 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:20,152 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 22:28:20,153 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 22:28:20,153 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:20,157 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 22:28:20,158 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:20,165 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:20,167 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:20,168 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 22:28:20,168 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:20,168 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:20,168 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:20,168 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-19 22:28:20,170 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 22:28:20,170 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:20,174 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:20,184 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:20,187 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:20,187 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 22:28:20,187 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:20,187 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:20,187 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-19 22:28:20,197 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-19 22:28:20,198 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. Waiting until toolchain timeout for monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:20,236 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:20,242 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:20,245 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:20,245 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 22:28:20,245 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:20,246 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:20,246 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-19 22:28:20,254 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-19 22:28:20,254 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. Waiting until toolchain timeout for monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:20,359 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:20,365 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:20,368 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:20,368 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 22:28:20,368 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:20,369 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:20,369 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:20,369 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-19 22:28:20,370 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 22:28:20,370 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:20,376 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 22:28:20,378 INFO L470 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2019-11-19 22:28:20,378 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~post0, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := 1; 6#L14-2true assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0; 6#L14-2true [2019-11-19 22:28:20,378 INFO L796 eck$LassoCheckResult]: Loop: 6#L14-2true assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0; 6#L14-2true [2019-11-19 22:28:20,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 22:28:20,379 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2019-11-19 22:28:20,379 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 22:28:20,379 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [527761599] [2019-11-19 22:28:20,380 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 22:28:20,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 22:28:20,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 22:28:20,391 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-19 22:28:20,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 22:28:20,391 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2019-11-19 22:28:20,392 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 22:28:20,392 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1775168272] [2019-11-19 22:28:20,392 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 22:28:20,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 22:28:20,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 22:28:20,400 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-19 22:28:20,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 22:28:20,401 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2019-11-19 22:28:20,401 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 22:28:20,402 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [665257489] [2019-11-19 22:28:20,402 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 22:28:20,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 22:28:20,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 22:28:20,417 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-19 22:28:20,436 INFO L210 LassoAnalysis]: Preferences: [2019-11-19 22:28:20,436 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-19 22:28:20,436 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-19 22:28:20,436 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-19 22:28:20,437 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-19 22:28:20,437 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:20,437 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-19 22:28:20,437 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-19 22:28:20,437 INFO L133 ssoRankerPreferences]: Filename of dumped script: underapprox_1-1.c_Iteration1_Loop [2019-11-19 22:28:20,437 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-19 22:28:20,437 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-19 22:28:20,438 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 22:28:20,442 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 22:28:20,450 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 22:28:20,533 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-19 22:28:20,533 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:20,546 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-19 22:28:20,546 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:20,551 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-19 22:28:20,552 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post0=0} Honda state: {ULTIMATE.start_main_#t~post0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:20,561 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-19 22:28:20,561 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:20,577 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-19 22:28:20,577 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:20,616 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-19 22:28:20,618 INFO L210 LassoAnalysis]: Preferences: [2019-11-19 22:28:20,618 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-19 22:28:20,618 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-19 22:28:20,618 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-19 22:28:20,619 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-19 22:28:20,619 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:20,619 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-19 22:28:20,619 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-19 22:28:20,619 INFO L133 ssoRankerPreferences]: Filename of dumped script: underapprox_1-1.c_Iteration1_Loop [2019-11-19 22:28:20,619 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-19 22:28:20,619 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-19 22:28:20,623 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 22:28:20,627 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 22:28:20,635 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 22:28:20,717 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-19 22:28:20,717 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:20,733 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:20,735 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:28:20,735 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:20,735 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:20,736 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:20,736 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 22:28:20,737 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 22:28:20,737 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:20,739 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:20,747 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:20,749 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:28:20,749 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:20,749 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:20,750 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:20,750 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 22:28:20,751 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 22:28:20,751 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:20,755 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:20,765 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:20,767 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:28:20,767 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:20,768 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:20,768 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:20,768 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 22:28:20,769 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 22:28:20,769 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:20,771 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 22:28:20,773 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:20,785 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:20,787 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:28:20,788 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:20,788 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:20,788 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:20,788 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 22:28:20,789 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-19 22:28:20,789 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:20,791 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:20,802 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:20,804 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:28:20,804 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:20,804 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:20,804 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:20,805 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 22:28:20,807 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-19 22:28:20,807 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:20,812 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:20,822 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:20,824 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:28:20,825 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:20,825 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:20,825 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:20,825 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 22:28:20,826 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-19 22:28:20,827 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:20,829 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 22:28:20,831 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:20,837 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:20,839 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:28:20,839 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:20,840 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:20,840 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:20,840 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 22:28:20,841 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 22:28:20,841 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 22:28:20,844 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Waiting until toolchain timeout for monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 Starting monitored process 83 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:20,856 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:20,858 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:28:20,858 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:20,859 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:20,859 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:20,859 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 22:28:20,862 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 22:28:20,862 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 83 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:20,868 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 84 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:20,875 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:20,879 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:28:20,880 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:20,880 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:20,880 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:20,880 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 22:28:20,882 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 22:28:20,882 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 84 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:20,885 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 22:28:20,887 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 85 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:20,892 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:20,894 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:28:20,895 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:20,895 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:20,895 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:20,895 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 22:28:20,896 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-19 22:28:20,897 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 85 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:20,900 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 86 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:20,914 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:20,917 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:28:20,917 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:20,918 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:20,918 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:20,918 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 22:28:20,922 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-19 22:28:20,922 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 86 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:20,929 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 87 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:20,943 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:20,946 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:28:20,946 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:20,946 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:20,946 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:20,947 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 22:28:20,948 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-19 22:28:20,949 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 87 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:20,952 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 22:28:20,954 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 88 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:20,959 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:20,962 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:20,962 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 22:28:20,962 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:20,963 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:20,963 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:20,963 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 22:28:20,964 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-19 22:28:20,964 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 88 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:20,968 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 89 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:20,977 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:20,980 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:20,980 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 22:28:20,980 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:20,980 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:20,980 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:20,980 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 22:28:20,992 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-19 22:28:20,992 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 89 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:21,000 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 90 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:21,009 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:21,012 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:21,012 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 22:28:21,012 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:21,012 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:21,013 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:21,013 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 22:28:21,015 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-19 22:28:21,015 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 90 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:21,020 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 22:28:21,022 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 91 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:21,027 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:21,030 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:21,030 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-19 22:28:21,030 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:21,030 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:21,031 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:21,031 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 22:28:21,033 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 22:28:21,033 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 91 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:21,038 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 92 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:21,049 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:21,052 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:21,052 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-19 22:28:21,052 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:21,053 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:21,053 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:21,053 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 22:28:21,062 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 22:28:21,063 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 92 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:21,080 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 93 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:21,089 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:21,092 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:21,092 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-19 22:28:21,092 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:21,093 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:21,093 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:21,093 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 22:28:21,102 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 22:28:21,102 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 93 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:21,111 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 22:28:21,112 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 94 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:21,121 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:21,124 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:21,125 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 22:28:21,125 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:21,125 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:21,125 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:21,125 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 22:28:21,127 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-19 22:28:21,127 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 94 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:21,134 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 95 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:21,141 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:21,144 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:21,144 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 22:28:21,145 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:21,145 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:21,145 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:21,145 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 22:28:21,150 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-19 22:28:21,150 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 95 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:21,172 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 96 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:21,182 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:21,185 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:21,185 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 22:28:21,185 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:21,186 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:21,186 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:21,186 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 22:28:21,192 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-19 22:28:21,192 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 96 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:21,210 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 22:28:21,212 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 97 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:21,221 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:21,224 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:21,224 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 22:28:21,224 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:21,224 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:21,224 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:21,225 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 22:28:21,226 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 22:28:21,226 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 22:28:21,257 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Waiting until toolchain timeout for monitored process 97 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 Starting monitored process 98 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:21,266 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:21,268 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:21,269 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 22:28:21,269 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:21,269 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:21,269 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:21,269 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 22:28:21,272 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 22:28:21,272 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 98 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:21,279 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 99 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:21,286 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:21,288 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:21,288 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 22:28:21,288 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:21,289 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:21,289 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:21,289 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 22:28:21,290 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 22:28:21,291 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 99 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:21,296 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 22:28:21,298 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 100 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:21,305 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:21,307 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:21,308 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 22:28:21,308 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:21,308 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:21,308 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:21,308 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-19 22:28:21,310 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 22:28:21,310 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 100 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:21,315 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 101 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:21,326 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:21,329 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:21,329 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 22:28:21,329 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:21,329 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:21,329 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:21,330 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-19 22:28:21,334 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 22:28:21,334 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 101 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:21,348 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 102 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:21,354 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:21,358 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:21,358 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 22:28:21,358 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:21,358 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:21,358 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:21,359 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-19 22:28:21,362 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 22:28:21,362 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 102 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:21,373 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 22:28:21,413 INFO L210 LassoAnalysis]: Preferences: [2019-11-19 22:28:21,413 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-19 22:28:21,413 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-19 22:28:21,413 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-19 22:28:21,413 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-19 22:28:21,413 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:21,414 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-19 22:28:21,414 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-19 22:28:21,414 INFO L133 ssoRankerPreferences]: Filename of dumped script: underapprox_1-1.c_Iteration1_Lasso [2019-11-19 22:28:21,414 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-19 22:28:21,414 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-19 22:28:21,415 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 22:28:21,424 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 22:28:21,434 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 22:28:21,437 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 22:28:21,540 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-19 22:28:21,540 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 103 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:21,549 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-19 22:28:21,549 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 103 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 104 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:21,560 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-19 22:28:21,561 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 104 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:21,582 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-19 22:28:21,582 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=0} Honda state: {ULTIMATE.start_main_~y~0=2} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0=-1}, {ULTIMATE.start_main_~y~0=5}, {ULTIMATE.start_main_~y~0=-2}] Lambdas: [7, 2, 2] Nus: [1, 0] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 105 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:21,589 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-19 22:28:21,590 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 105 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 106 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:21,601 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-19 22:28:21,601 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 106 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:21,617 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-19 22:28:21,619 INFO L210 LassoAnalysis]: Preferences: [2019-11-19 22:28:21,619 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-19 22:28:21,620 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-19 22:28:21,620 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-19 22:28:21,620 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-19 22:28:21,620 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:21,620 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-19 22:28:21,620 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-19 22:28:21,620 INFO L133 ssoRankerPreferences]: Filename of dumped script: underapprox_1-1.c_Iteration1_Lasso [2019-11-19 22:28:21,620 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-19 22:28:21,620 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-19 22:28:21,622 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 22:28:21,629 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 22:28:21,642 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 22:28:21,645 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 22:28:21,748 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-19 22:28:21,748 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 107 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:21,754 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:21,756 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:28:21,756 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:21,756 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:21,756 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 22:28:21,759 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 22:28:21,759 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 107 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:21,768 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 108 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:21,777 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:21,779 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:28:21,779 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:21,779 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:21,779 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 22:28:21,783 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 22:28:21,783 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 108 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:21,792 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 109 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:21,800 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:21,802 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:28:21,802 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:21,803 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:21,803 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:21,803 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 22:28:21,803 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 22:28:21,804 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 109 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:21,807 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 110 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:21,816 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:21,819 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:28:21,820 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:21,820 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:21,820 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:21,820 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. Waiting until toolchain timeout for monitored process 110 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:21,821 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 22:28:21,821 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 22:28:21,823 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 22:28:21,824 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 111 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:21,829 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:21,831 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:28:21,832 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:21,832 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:21,832 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 22:28:21,835 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-19 22:28:21,835 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 111 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:21,845 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 112 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:21,857 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:21,859 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:28:21,860 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:21,860 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:21,860 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 22:28:21,865 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-19 22:28:21,865 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 112 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:21,876 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 113 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:21,883 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:21,885 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:28:21,885 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:21,885 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:21,885 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:21,886 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 22:28:21,886 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-19 22:28:21,886 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 113 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:21,889 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 114 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:21,898 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:21,900 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:28:21,900 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:21,900 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:21,900 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:21,900 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 22:28:21,901 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-19 22:28:21,901 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 114 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:21,903 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 22:28:21,905 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 115 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:21,911 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 115 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:21,914 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:28:21,914 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:21,914 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:21,914 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 22:28:21,918 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-19 22:28:21,919 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-19 22:28:21,936 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 116 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:21,943 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:21,945 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:28:21,945 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:21,946 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:21,946 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 22:28:21,952 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-19 22:28:21,952 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 116 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:21,967 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 117 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:21,977 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:21,979 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:28:21,979 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:21,980 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:21,980 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:21,980 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 22:28:21,981 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 22:28:21,981 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 117 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:21,983 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 118 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:21,989 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:21,992 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:28:21,992 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:21,992 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:21,992 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:21,992 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 22:28:21,993 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 22:28:21,993 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 118 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:21,996 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 22:28:21,997 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 119 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 119 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:22,001 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:22,003 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:28:22,003 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:22,003 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:22,004 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 22:28:22,008 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-19 22:28:22,008 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-19 22:28:22,024 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 120 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:22,032 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:22,034 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:28:22,035 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:22,035 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:22,035 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 22:28:22,043 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-19 22:28:22,044 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 120 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:22,064 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 121 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:22,073 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:22,075 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:28:22,076 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:22,076 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:22,076 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:22,076 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 22:28:22,077 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-19 22:28:22,077 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 121 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:22,080 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 122 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:22,087 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:22,089 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 22:28:22,090 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:22,090 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:22,090 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:22,090 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 22:28:22,091 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-19 22:28:22,091 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 122 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:22,094 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 22:28:22,096 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 123 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:22,104 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:22,106 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:22,106 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 22:28:22,107 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:22,107 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:22,107 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 22:28:22,110 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-19 22:28:22,111 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 123 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:22,133 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 124 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:22,140 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:22,142 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:22,142 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 22:28:22,142 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:22,143 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:22,143 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 22:28:22,148 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-19 22:28:22,149 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 124 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:22,166 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 125 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:22,172 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:22,174 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:22,175 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 22:28:22,175 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:22,175 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:22,175 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:22,175 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 22:28:22,176 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-19 22:28:22,176 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 125 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:22,180 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 126 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:22,188 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:22,190 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:22,191 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 22:28:22,191 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:22,191 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:22,191 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:22,191 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 22:28:22,192 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-19 22:28:22,192 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 126 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:22,195 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 22:28:22,197 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 127 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:22,204 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:22,207 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:22,207 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-19 22:28:22,207 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:22,207 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:22,207 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 22:28:22,213 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-19 22:28:22,213 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 127 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:22,296 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 128 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 128 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:22,301 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:22,303 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:22,303 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-19 22:28:22,304 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:22,304 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:22,304 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 22:28:22,310 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-19 22:28:22,310 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-19 22:28:22,348 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 129 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:22,354 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:22,357 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:22,357 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-19 22:28:22,357 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:22,357 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:22,357 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:22,358 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 22:28:22,359 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 22:28:22,359 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 129 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:22,364 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 130 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:22,372 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:22,374 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:22,375 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-19 22:28:22,375 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:22,375 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:22,375 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:22,375 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 22:28:22,376 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 22:28:22,376 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 130 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:22,380 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 22:28:22,382 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 131 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:22,389 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:22,392 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:22,392 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 22:28:22,392 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:22,392 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:22,392 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 22:28:22,400 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-19 22:28:22,400 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 131 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:22,570 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 132 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 132 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:22,575 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:22,577 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:22,577 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 22:28:22,577 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:22,577 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:22,577 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 22:28:22,593 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-19 22:28:22,593 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-19 22:28:22,649 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 133 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 133 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:22,654 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:22,656 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:22,656 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 22:28:22,656 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:22,656 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:22,656 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:22,656 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 22:28:22,658 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-19 22:28:22,658 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 22:28:22,668 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 134 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:22,676 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:22,679 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:22,679 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 22:28:22,679 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:22,679 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:22,679 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:22,679 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 22:28:22,681 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-19 22:28:22,681 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 134 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:22,686 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 22:28:22,688 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 135 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 135 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:22,695 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:22,696 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:22,697 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 22:28:22,697 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:22,697 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:22,697 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 22:28:22,702 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-19 22:28:22,703 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-19 22:28:22,730 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 136 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 136 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:22,734 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:22,736 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:22,736 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 22:28:22,737 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:22,737 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:22,737 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 22:28:22,746 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-19 22:28:22,747 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-19 22:28:22,763 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 137 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 137 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:22,768 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:22,769 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:22,770 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 22:28:22,770 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:22,770 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:22,770 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:22,770 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 22:28:22,770 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 22:28:22,771 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 22:28:22,773 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 138 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 138 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:22,787 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:22,789 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:22,789 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 22:28:22,789 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:22,789 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:22,789 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:22,789 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 22:28:22,790 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 22:28:22,790 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 22:28:22,796 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 22:28:22,797 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 139 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:22,801 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:22,803 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:22,803 INFO L338 nArgumentSynthesizer]: Template has degree 3. Waiting until toolchain timeout for monitored process 139 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:22,803 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:22,803 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:22,803 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-19 22:28:22,809 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-19 22:28:22,810 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-11-19 22:28:22,909 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 140 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:22,917 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:22,920 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:22,920 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 22:28:22,920 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:22,920 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:22,920 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-19 22:28:22,930 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-19 22:28:22,931 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. Waiting until toolchain timeout for monitored process 140 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:22,990 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 141 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:23,001 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:23,003 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:23,004 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 22:28:23,004 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:23,004 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:23,004 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:23,004 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-19 22:28:23,006 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 22:28:23,006 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 141 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:23,011 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97f0ec6f-69d5-44ad-9ab6-f5ac05cf7f39/bin/uautomizer/z3 Starting monitored process 142 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 22:28:23,017 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 22:28:23,020 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 22:28:23,020 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 22:28:23,020 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 22:28:23,020 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 22:28:23,020 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 22:28:23,020 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-19 22:28:23,022 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 22:28:23,022 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 142 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 22:28:23,026 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 22:28:23,035 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.11 10:28:23 BoogieIcfgContainer [2019-11-19 22:28:23,035 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-19 22:28:23,036 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-19 22:28:23,036 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-19 22:28:23,036 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-19 22:28:23,037 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 10:28:16" (3/4) ... [2019-11-19 22:28:23,041 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-19 22:28:23,041 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-19 22:28:23,043 INFO L168 Benchmark]: Toolchain (without parser) took 6708.35 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 316.7 MB). Free memory was 950.1 MB in the beginning and 934.9 MB in the end (delta: 15.2 MB). Peak memory consumption was 331.9 MB. Max. memory is 11.5 GB. [2019-11-19 22:28:23,044 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 22:28:23,044 INFO L168 Benchmark]: CACSL2BoogieTranslator took 319.23 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 950.1 MB in the beginning and 1.1 GB in the end (delta: -186.3 MB). Peak memory consumption was 22.9 MB. Max. memory is 11.5 GB. [2019-11-19 22:28:23,045 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.70 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 22:28:23,045 INFO L168 Benchmark]: Boogie Preprocessor took 18.33 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 22:28:23,046 INFO L168 Benchmark]: RCFGBuilder took 224.37 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 15.4 MB). Peak memory consumption was 15.4 MB. Max. memory is 11.5 GB. [2019-11-19 22:28:23,046 INFO L168 Benchmark]: BuchiAutomizer took 6102.97 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 170.9 MB). Free memory was 1.1 GB in the beginning and 934.9 MB in the end (delta: 186.1 MB). Peak memory consumption was 425.3 MB. Max. memory is 11.5 GB. [2019-11-19 22:28:23,046 INFO L168 Benchmark]: Witness Printer took 5.44 ms. Allocated memory is still 1.3 GB. Free memory is still 934.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 22:28:23,049 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 319.23 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 950.1 MB in the beginning and 1.1 GB in the end (delta: -186.3 MB). Peak memory consumption was 22.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 33.70 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.33 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 224.37 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 15.4 MB). Peak memory consumption was 15.4 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 6102.97 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 170.9 MB). Free memory was 1.1 GB in the beginning and 934.9 MB in the end (delta: 186.1 MB). Peak memory consumption was 425.3 MB. Max. memory is 11.5 GB. * Witness Printer took 5.44 ms. Allocated memory is still 1.3 GB. Free memory is still 934.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * 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 6.0s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 5.9s. 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: No data available LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital20 mio100 ax100 hnf100 lsp65 ukn100 mio100 lsp100 div386 bol100 ite100 ukn100 eq147 hnf51 smp92 dnf100 smp100 tf103 neg100 sie105 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 111ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_#t~post0, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := 1;" "assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0;" Loop: "assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...