./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-restricted-15/MirrorIntervSim.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-restricted-15/MirrorIntervSim.c -s /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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 64bit --witnessprinter.graph.data.programhash b46e33ca50e9f914cee262a77e37684667303674 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(TERM) --- Real Ultimate output --- This is Ultimate 0.1.24-6b5699a [2019-11-25 08:53:26,161 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 08:53:26,163 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 08:53:26,192 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 08:53:26,193 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 08:53:26,193 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 08:53:26,195 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 08:53:26,197 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 08:53:26,199 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 08:53:26,200 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 08:53:26,201 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 08:53:26,202 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 08:53:26,202 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 08:53:26,203 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 08:53:26,208 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 08:53:26,210 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 08:53:26,210 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 08:53:26,211 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 08:53:26,213 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 08:53:26,216 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 08:53:26,217 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 08:53:26,218 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 08:53:26,220 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 08:53:26,220 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 08:53:26,224 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 08:53:26,224 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 08:53:26,224 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 08:53:26,225 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 08:53:26,226 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 08:53:26,227 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 08:53:26,227 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 08:53:26,228 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 08:53:26,228 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 08:53:26,229 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 08:53:26,230 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 08:53:26,231 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 08:53:26,231 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 08:53:26,231 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 08:53:26,232 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 08:53:26,233 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 08:53:26,233 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 08:53:26,234 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2019-11-25 08:53:26,250 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 08:53:26,250 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 08:53:26,251 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 08:53:26,251 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 08:53:26,252 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 08:53:26,252 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-25 08:53:26,252 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-25 08:53:26,252 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-25 08:53:26,252 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-25 08:53:26,253 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-25 08:53:26,253 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-25 08:53:26,253 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 08:53:26,253 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-25 08:53:26,253 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 08:53:26,254 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 08:53:26,254 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-25 08:53:26,254 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-25 08:53:26,254 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-25 08:53:26,254 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 08:53:26,254 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-25 08:53:26,255 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 08:53:26,255 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-25 08:53:26,255 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 08:53:26,255 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 08:53:26,255 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-25 08:53:26,256 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 08:53:26,256 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 08:53:26,256 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-25 08:53:26,257 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-25 08:53:26,257 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_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b46e33ca50e9f914cee262a77e37684667303674 [2019-11-25 08:53:26,394 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 08:53:26,401 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 08:53:26,404 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 08:53:26,411 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 08:53:26,412 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 08:53:26,413 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/bin/uautomizer/../../sv-benchmarks/c/termination-restricted-15/MirrorIntervSim.c [2019-11-25 08:53:26,467 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/bin/uautomizer/data/f851e46a9/798819468fa74926a527f07529095e55/FLAG87721b5f1 [2019-11-25 08:53:26,857 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 08:53:26,857 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/sv-benchmarks/c/termination-restricted-15/MirrorIntervSim.c [2019-11-25 08:53:26,863 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/bin/uautomizer/data/f851e46a9/798819468fa74926a527f07529095e55/FLAG87721b5f1 [2019-11-25 08:53:26,881 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/bin/uautomizer/data/f851e46a9/798819468fa74926a527f07529095e55 [2019-11-25 08:53:26,884 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 08:53:26,886 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-25 08:53:26,889 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 08:53:26,889 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 08:53:26,893 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 08:53:26,894 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:53:26" (1/1) ... [2019-11-25 08:53:26,896 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55cf0eae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:53:26, skipping insertion in model container [2019-11-25 08:53:26,896 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:53:26" (1/1) ... [2019-11-25 08:53:26,903 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 08:53:26,924 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-25 08:53:27,081 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:53:27,085 INFO L201 MainTranslator]: Completed pre-run [2019-11-25 08:53:27,164 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:53:27,179 INFO L205 MainTranslator]: Completed translation [2019-11-25 08:53:27,180 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:53:27 WrapperNode [2019-11-25 08:53:27,180 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 08:53:27,181 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 08:53:27,181 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 08:53:27,181 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 08:53:27,190 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:53:27" (1/1) ... [2019-11-25 08:53:27,197 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:53:27" (1/1) ... [2019-11-25 08:53:27,216 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 08:53:27,217 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 08:53:27,217 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 08:53:27,217 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 08:53:27,226 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:53:27" (1/1) ... [2019-11-25 08:53:27,226 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:53:27" (1/1) ... [2019-11-25 08:53:27,227 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:53:27" (1/1) ... [2019-11-25 08:53:27,227 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:53:27" (1/1) ... [2019-11-25 08:53:27,229 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:53:27" (1/1) ... [2019-11-25 08:53:27,234 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:53:27" (1/1) ... [2019-11-25 08:53:27,235 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:53:27" (1/1) ... [2019-11-25 08:53:27,237 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 08:53:27,237 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-25 08:53:27,237 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-25 08:53:27,238 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-25 08:53:27,239 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:53:27" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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 [2019-11-25 08:53:27,307 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-25 08:53:27,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-25 08:53:27,487 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-25 08:53:27,487 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-25 08:53:27,488 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:53:27 BoogieIcfgContainer [2019-11-25 08:53:27,489 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-25 08:53:27,489 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-25 08:53:27,489 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-25 08:53:27,492 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-25 08:53:27,493 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-25 08:53:27,493 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 25.11 08:53:26" (1/3) ... [2019-11-25 08:53:27,495 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@8d5af11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.11 08:53:27, skipping insertion in model container [2019-11-25 08:53:27,495 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-25 08:53:27,495 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:53:27" (2/3) ... [2019-11-25 08:53:27,495 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@8d5af11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.11 08:53:27, skipping insertion in model container [2019-11-25 08:53:27,495 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-25 08:53:27,497 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:53:27" (3/3) ... [2019-11-25 08:53:27,499 INFO L371 chiAutomizerObserver]: Analyzing ICFG MirrorIntervSim.c [2019-11-25 08:53:27,554 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-25 08:53:27,554 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-25 08:53:27,554 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-25 08:53:27,555 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-25 08:53:27,555 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-25 08:53:27,555 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-25 08:53:27,555 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-25 08:53:27,556 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-25 08:53:27,568 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states. [2019-11-25 08:53:27,596 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2019-11-25 08:53:27,596 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:53:27,596 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:53:27,603 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-11-25 08:53:27,603 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-11-25 08:53:27,603 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-25 08:53:27,603 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states. [2019-11-25 08:53:27,604 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2019-11-25 08:53:27,604 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:53:27,604 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:53:27,604 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-11-25 08:53:27,605 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-11-25 08:53:27,612 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~i~0;havoc main_~i~0;main_~i~0 := main_#t~nondet0;havoc main_#t~nondet0; 10#L10-1true [2019-11-25 08:53:27,612 INFO L796 eck$LassoCheckResult]: Loop: 10#L10-1true assume !!(0 != main_~i~0); 3#L10true assume !(-5 <= main_~i~0 && main_~i~0 <= 35);main_~i~0 := 0; 10#L10-1true [2019-11-25 08:53:27,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:53:27,618 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2019-11-25 08:53:27,624 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:53:27,624 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [934679205] [2019-11-25 08:53:27,625 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:53:27,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:53:27,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:53:27,706 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:53:27,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:53:27,707 INFO L82 PathProgramCache]: Analyzing trace with hash 1297, now seen corresponding path program 1 times [2019-11-25 08:53:27,707 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:53:27,708 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1794814131] [2019-11-25 08:53:27,708 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:53:27,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:53:27,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:53:27,717 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:53:27,718 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:53:27,718 INFO L82 PathProgramCache]: Analyzing trace with hash 31088, now seen corresponding path program 1 times [2019-11-25 08:53:27,719 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:53:27,719 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [314656500] [2019-11-25 08:53:27,719 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:53:27,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:53:27,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:53:27,728 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:53:27,831 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:53:27,831 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:53:27,831 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:53:27,831 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:53:27,832 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-25 08:53:27,832 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:27,832 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:53:27,832 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:53:27,832 INFO L133 ssoRankerPreferences]: Filename of dumped script: MirrorIntervSim.c_Iteration1_Loop [2019-11-25 08:53:27,832 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:53:27,833 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:53:27,874 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:53:27,899 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:53:27,903 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:53:27,994 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:53:27,994 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:28,017 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:53:28,017 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:28,028 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:53:28,028 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:28,047 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:53:28,048 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:28,057 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:53:28,057 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:28,074 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:53:28,074 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_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:28,099 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-25 08:53:28,099 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:28,118 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-25 08:53:28,120 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:53:28,120 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:53:28,120 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:53:28,120 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:53:28,120 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-25 08:53:28,120 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:28,120 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:53:28,121 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:53:28,121 INFO L133 ssoRankerPreferences]: Filename of dumped script: MirrorIntervSim.c_Iteration1_Loop [2019-11-25 08:53:28,121 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:53:28,121 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:53:28,122 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:53:28,127 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:53:28,136 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:53:28,237 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:53:28,242 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:28,249 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 [2019-11-25 08:53:28,251 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:53:28,251 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:28,252 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:28,252 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:53:28,261 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:53:28,261 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-25 08:53:28,266 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:28,281 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 [2019-11-25 08:53:28,282 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:53:28,283 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:28,283 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:28,283 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:53:28,286 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:53:28,287 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-25 08:53:28,291 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:28,300 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 [2019-11-25 08:53:28,304 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:53:28,304 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:53:28,305 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:28,305 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:53:28,305 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:53:28,307 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:53:28,308 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:53:28,311 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:53:28,314 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:28,320 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 [2019-11-25 08:53:28,322 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:53:28,323 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:28,324 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:28,324 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:53:28,328 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:53:28,329 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:28,342 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:28,357 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 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:28,359 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:53:28,359 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:28,359 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:28,359 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:53:28,369 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:53:28,370 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-25 08:53:28,376 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:28,388 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 [2019-11-25 08:53:28,390 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:53:28,391 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:53:28,391 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:28,391 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:53:28,391 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:53:28,394 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:53:28,394 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:53:28,398 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:53:28,403 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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 [2019-11-25 08:53:28,416 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 [2019-11-25 08:53:28,419 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:53:28,419 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:28,419 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:28,420 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:53:28,425 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:53:28,426 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-25 08:53:28,435 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:28,451 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 [2019-11-25 08:53:28,453 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:53:28,453 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:28,453 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:28,453 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:53:28,459 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:53:28,459 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:28,468 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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 [2019-11-25 08:53:28,485 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 [2019-11-25 08:53:28,487 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:53:28,488 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:53:28,488 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:28,488 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:53:28,488 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:53:28,495 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-25 08:53:28,495 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:53:28,503 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:53:28,505 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:28,518 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 [2019-11-25 08:53:28,521 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:53:28,521 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:28,521 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:28,521 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:53:28,533 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:53:28,534 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-25 08:53:28,543 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:28,562 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 [2019-11-25 08:53:28,564 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:53:28,564 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:28,564 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:28,565 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:53:28,572 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:53:28,573 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:28,582 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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 [2019-11-25 08:53:28,592 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 [2019-11-25 08:53:28,597 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:53:28,598 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:53:28,598 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:28,598 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:53:28,598 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:53:28,603 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-25 08:53:28,603 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:53:28,609 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:53:28,611 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:28,621 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 [2019-11-25 08:53:28,623 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:53:28,623 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:53:28,623 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:28,623 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:28,624 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:53:28,634 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:53:28,634 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:28,642 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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 [2019-11-25 08:53:28,662 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 [2019-11-25 08:53:28,664 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:53:28,664 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:53:28,664 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:28,664 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:28,664 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:53:28,669 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:53:28,669 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-25 08:53:28,677 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:28,684 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 [2019-11-25 08:53:28,686 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:53:28,687 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:53:28,687 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:53:28,687 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:28,687 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:53:28,687 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:53:28,690 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:53:28,691 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:53:28,698 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:53:28,700 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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 [2019-11-25 08:53:28,712 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 [2019-11-25 08:53:28,715 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:53:28,715 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:53:28,715 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:28,715 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:28,715 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:53:28,722 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:53:28,722 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-25 08:53:28,733 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:28,744 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 [2019-11-25 08:53:28,747 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:53:28,747 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:53:28,747 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:28,747 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:28,748 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:53:28,753 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:53:28,753 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:28,763 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:28,769 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 [2019-11-25 08:53:28,772 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:53:28,772 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:53:28,772 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:53:28,772 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:28,773 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:53:28,773 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:53:28,777 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-25 08:53:28,777 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 [2019-11-25 08:53:28,792 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:53:28,794 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:28,798 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 [2019-11-25 08:53:28,801 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:53:28,802 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:53:28,802 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:28,802 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:28,802 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:53:28,808 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:53:28,808 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:28,820 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:28,826 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 [2019-11-25 08:53:28,829 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:53:28,829 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:53:28,829 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:28,830 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:28,830 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:53:28,835 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:53:28,836 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:28,850 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:28,856 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 [2019-11-25 08:53:28,859 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:53:28,859 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:53:28,859 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:53:28,860 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:28,860 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:53:28,860 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:53:28,866 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-25 08:53:28,866 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 [2019-11-25 08:53:28,882 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:53:28,884 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:28,888 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 [2019-11-25 08:53:28,890 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:53:28,891 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:53:28,891 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:28,891 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:28,891 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:53:28,895 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:53:28,895 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:28,903 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:28,909 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 [2019-11-25 08:53:28,911 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:53:28,912 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:53:28,912 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:28,912 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:28,912 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:53:28,916 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:53:28,916 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:28,923 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:28,929 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 [2019-11-25 08:53:28,931 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:53:28,932 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:53:28,932 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:53:28,932 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:28,932 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:53:28,932 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:53:28,935 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-25 08:53:28,936 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 [2019-11-25 08:53:28,943 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:53:28,945 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:28,949 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 [2019-11-25 08:53:28,952 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:53:28,952 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:53:28,952 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:28,953 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:28,953 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:53:28,958 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-25 08:53:28,958 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:28,968 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:28,974 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 [2019-11-25 08:53:28,977 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:53:28,977 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:53:28,977 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:28,977 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:28,977 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:53:28,983 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-25 08:53:28,983 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:28,994 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) Waiting until toolchain timeout for monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:29,000 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 [2019-11-25 08:53:29,002 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:53:29,002 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:53:29,002 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:53:29,003 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:29,003 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:53:29,003 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:53:29,006 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:53:29,006 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:53:29,018 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:53:29,026 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:53:29,026 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:53:29,026 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:53:29,026 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:53:29,026 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-25 08:53:29,026 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:29,026 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:53:29,027 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:53:29,027 INFO L133 ssoRankerPreferences]: Filename of dumped script: MirrorIntervSim.c_Iteration1_Lasso [2019-11-25 08:53:29,027 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:53:29,027 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:53:29,029 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:53:29,033 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:53:29,035 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:53:29,039 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:53:29,042 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:53:29,132 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:53:29,132 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:29,141 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:53:29,141 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 [2019-11-25 08:53:29,146 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:53:29,146 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_3=0} Honda state: {v_rep~unnamed0~0~false_3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:29,152 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:53:29,152 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 [2019-11-25 08:53:29,156 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:53:29,156 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:29,181 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:53:29,181 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 [2019-11-25 08:53:29,186 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:53:29,186 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_3=1} Honda state: {v_rep~unnamed0~0~true_3=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:29,192 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:53:29,192 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 [2019-11-25 08:53:29,196 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:53:29,196 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_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:29,203 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:53:29,203 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:29,221 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-25 08:53:29,221 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:29,242 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-25 08:53:29,243 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:53:29,244 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:53:29,244 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:53:29,244 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:53:29,244 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-25 08:53:29,244 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:29,244 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:53:29,244 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:53:29,244 INFO L133 ssoRankerPreferences]: Filename of dumped script: MirrorIntervSim.c_Iteration1_Lasso [2019-11-25 08:53:29,245 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:53:29,245 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:53:29,246 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:53:29,256 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:53:29,267 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:53:29,269 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:53:29,272 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:53:29,330 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:53:29,330 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:29,341 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 [2019-11-25 08:53:29,342 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:53:29,343 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:29,343 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:29,343 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:53:29,345 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:53:29,345 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:29,349 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:29,357 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 [2019-11-25 08:53:29,358 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:53:29,359 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:53:29,359 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:29,359 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:53:29,359 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:53:29,360 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:53:29,361 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:29,364 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:29,386 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 [2019-11-25 08:53:29,388 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:53:29,388 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:29,388 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:29,388 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:53:29,390 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:53:29,390 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:29,395 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:29,406 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 [2019-11-25 08:53:29,408 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:53:29,408 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:53:29,408 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:29,408 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:29,408 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:53:29,409 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:53:29,409 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:29,411 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:29,418 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 [2019-11-25 08:53:29,420 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:53:29,420 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:53:29,420 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:29,420 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:29,420 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:53:29,421 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:53:29,421 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:29,423 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:53:29,424 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:29,429 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 [2019-11-25 08:53:29,432 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:53:29,432 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:29,432 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:29,432 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:53:29,434 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:53:29,435 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:29,439 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:29,453 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 [2019-11-25 08:53:29,454 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:53:29,455 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:53:29,455 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:29,455 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:53:29,455 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:53:29,457 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:53:29,457 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 [2019-11-25 08:53:29,461 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:29,467 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 [2019-11-25 08:53:29,468 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:53:29,469 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:29,469 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:29,469 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:53:29,471 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:53:29,471 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:29,476 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:29,483 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 [2019-11-25 08:53:29,485 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:53:29,485 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:53:29,485 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:29,485 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:29,485 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:53:29,486 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:53:29,486 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:29,488 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:29,494 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 [2019-11-25 08:53:29,496 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:53:29,496 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:53:29,496 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:29,496 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:29,496 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:53:29,497 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:53:29,497 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 [2019-11-25 08:53:29,499 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:53:29,501 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:29,507 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 [2019-11-25 08:53:29,510 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:53:29,510 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:29,510 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:29,510 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:53:29,513 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:53:29,513 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:29,519 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:29,524 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 [2019-11-25 08:53:29,526 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:53:29,526 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:53:29,527 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:29,527 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:53:29,527 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:53:29,529 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-25 08:53:29,529 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:29,536 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:29,543 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 [2019-11-25 08:53:29,546 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:53:29,546 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:29,546 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:29,546 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:53:29,553 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:53:29,553 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:29,559 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:29,566 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 [2019-11-25 08:53:29,568 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:53:29,568 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:53:29,568 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:29,568 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:29,568 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:53:29,569 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:53:29,569 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 [2019-11-25 08:53:29,571 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:29,584 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 [2019-11-25 08:53:29,586 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:53:29,586 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:53:29,587 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:29,587 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:29,587 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:53:29,588 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:53:29,588 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 [2019-11-25 08:53:29,590 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:53:29,592 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:29,600 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 [2019-11-25 08:53:29,602 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:53:29,602 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:29,602 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:29,603 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:53:29,607 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:53:29,607 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:29,614 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:29,621 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 [2019-11-25 08:53:29,623 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:53:29,623 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:53:29,623 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:29,624 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:53:29,624 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:53:29,626 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-25 08:53:29,627 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:29,632 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:29,638 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 [2019-11-25 08:53:29,641 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:53:29,641 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:29,641 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:29,641 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:53:29,645 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:53:29,645 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:29,652 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:29,658 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 [2019-11-25 08:53:29,660 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:53:29,660 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:53:29,660 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:29,661 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:29,661 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:53:29,662 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:53:29,662 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 [2019-11-25 08:53:29,664 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:29,678 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 [2019-11-25 08:53:29,681 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:53:29,681 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:53:29,682 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:29,682 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:29,682 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:53:29,683 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:53:29,683 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:29,691 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:53:29,692 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:29,697 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 [2019-11-25 08:53:29,699 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:53:29,699 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:53:29,699 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:29,699 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:29,699 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:53:29,702 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:53:29,703 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:29,709 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:29,716 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 [2019-11-25 08:53:29,718 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:53:29,718 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:53:29,718 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:53:29,718 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:29,718 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:53:29,718 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:53:29,721 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:53:29,721 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:29,727 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:29,737 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 [2019-11-25 08:53:29,739 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:53:29,739 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:53:29,739 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:29,739 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:29,740 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:53:29,742 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:53:29,743 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:29,749 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:29,756 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 [2019-11-25 08:53:29,758 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:53:29,758 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:53:29,758 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:53:29,759 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:29,759 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:29,759 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:53:29,760 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:53:29,760 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:29,763 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:29,773 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 [2019-11-25 08:53:29,775 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:53:29,775 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:53:29,775 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:53:29,776 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:29,776 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:29,776 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:53:29,777 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:53:29,777 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:29,780 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:53:29,781 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:29,789 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 [2019-11-25 08:53:29,793 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:53:29,793 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:53:29,793 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:29,793 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:29,793 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:53:29,797 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:53:29,797 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:29,805 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:29,811 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 [2019-11-25 08:53:29,813 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:53:29,813 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:53:29,813 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:53:29,814 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:29,814 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:53:29,814 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:53:29,817 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-25 08:53:29,818 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 [2019-11-25 08:53:29,827 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:29,834 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 [2019-11-25 08:53:29,836 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:53:29,836 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:53:29,837 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:29,837 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:29,837 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:53:29,840 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:53:29,840 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 [2019-11-25 08:53:29,850 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:29,860 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 [2019-11-25 08:53:29,863 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:53:29,864 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:53:29,864 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:53:29,864 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:29,864 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:29,864 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:53:29,866 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:53:29,866 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:29,869 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:29,875 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 [2019-11-25 08:53:29,877 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:53:29,877 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:53:29,877 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:53:29,877 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:29,877 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:29,878 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:53:29,879 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:53:29,879 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 [2019-11-25 08:53:29,883 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:53:29,884 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:29,888 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 [2019-11-25 08:53:29,891 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:53:29,891 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:53:29,891 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:29,892 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:29,892 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:53:29,896 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:53:29,896 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:29,907 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:29,912 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 [2019-11-25 08:53:29,915 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:53:29,915 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:53:29,915 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:53:29,915 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:29,915 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:53:29,916 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:53:29,921 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-25 08:53:29,921 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:29,936 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:29,942 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 [2019-11-25 08:53:29,944 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:53:29,944 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:53:29,944 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:29,945 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:29,945 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:53:29,949 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:53:29,949 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:29,965 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:29,970 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 [2019-11-25 08:53:29,973 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:53:29,973 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:53:29,974 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:53:29,974 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:29,974 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:29,974 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:53:29,976 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:53:29,976 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 [2019-11-25 08:53:29,981 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:29,986 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 [2019-11-25 08:53:29,989 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:53:29,989 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:53:29,989 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:53:29,989 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:29,990 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:29,990 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:53:29,991 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:53:29,991 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:29,996 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:53:29,997 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:30,002 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 [2019-11-25 08:53:30,005 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:53:30,005 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:53:30,005 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:30,005 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:30,005 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:53:30,009 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:53:30,009 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:30,016 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:30,022 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 [2019-11-25 08:53:30,025 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:53:30,025 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:53:30,025 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:53:30,025 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:30,026 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:53:30,026 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:53:30,028 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-25 08:53:30,029 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:30,035 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:30,041 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 [2019-11-25 08:53:30,043 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:53:30,043 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:53:30,043 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:30,044 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:30,044 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:53:30,046 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:53:30,047 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:30,053 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:30,060 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 [2019-11-25 08:53:30,062 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:53:30,062 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:53:30,062 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:53:30,063 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:30,063 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:30,063 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:53:30,064 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:53:30,064 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 [2019-11-25 08:53:30,067 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:30,073 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 [2019-11-25 08:53:30,075 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:53:30,075 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:53:30,075 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:53:30,076 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:30,076 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:30,076 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:53:30,077 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:53:30,077 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 [2019-11-25 08:53:30,080 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:53:30,082 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:30,086 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 [2019-11-25 08:53:30,089 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:53:30,089 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:53:30,089 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:30,089 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:30,089 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:53:30,094 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-25 08:53:30,094 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. Waiting until toolchain timeout for monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:30,103 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:30,109 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 [2019-11-25 08:53:30,111 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:53:30,112 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:53:30,112 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:53:30,112 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:30,112 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:53:30,112 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:53:30,117 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:53:30,117 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 [2019-11-25 08:53:30,130 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:30,135 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 [2019-11-25 08:53:30,137 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:53:30,138 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:53:30,138 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:30,138 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:30,138 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:53:30,143 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-25 08:53:30,143 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. Waiting until toolchain timeout for monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:30,152 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:30,161 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 [2019-11-25 08:53:30,163 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:53:30,163 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:53:30,163 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:53:30,164 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:30,164 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:30,164 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:53:30,165 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:53:30,165 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:30,169 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/bin/uautomizer/z3 Starting monitored process 83 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:53:30,178 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 [2019-11-25 08:53:30,181 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:53:30,181 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:53:30,181 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:53:30,181 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:30,181 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:30,181 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:53:30,183 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:53:30,183 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 [2019-11-25 08:53:30,187 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:53:30,189 INFO L470 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2019-11-25 08:53:30,189 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~i~0;havoc main_~i~0;main_~i~0 := main_#t~nondet0;havoc main_#t~nondet0; 10#L10-1true assume !!(0 != main_~i~0); 3#L10true assume !(-5 <= main_~i~0 && main_~i~0 <= 35);main_~i~0 := 0; 10#L10-1true [2019-11-25 08:53:30,189 INFO L796 eck$LassoCheckResult]: Loop: 10#L10-1true assume !!(0 != main_~i~0); 3#L10true assume !(-5 <= main_~i~0 && main_~i~0 <= 35);main_~i~0 := 0; 10#L10-1true [2019-11-25 08:53:30,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:53:30,190 INFO L82 PathProgramCache]: Analyzing trace with hash 31088, now seen corresponding path program 2 times [2019-11-25 08:53:30,190 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:53:30,190 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1967890689] [2019-11-25 08:53:30,190 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:53:30,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:53:30,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:53:30,201 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:53:30,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:53:30,202 INFO L82 PathProgramCache]: Analyzing trace with hash 1297, now seen corresponding path program 2 times [2019-11-25 08:53:30,202 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:53:30,203 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [532478863] [2019-11-25 08:53:30,203 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:53:30,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:53:30,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:53:30,219 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:53:30,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:53:30,220 INFO L82 PathProgramCache]: Analyzing trace with hash 29875904, now seen corresponding path program 3 times [2019-11-25 08:53:30,220 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:53:30,220 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1451612228] [2019-11-25 08:53:30,220 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:53:30,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:53:30,251 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:53:30,251 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1451612228] [2019-11-25 08:53:30,252 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:53:30,252 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:53:30,253 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [335540568] [2019-11-25 08:53:30,306 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:53:30,306 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:53:30,306 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:53:30,306 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:53:30,306 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-25 08:53:30,307 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:30,307 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:53:30,307 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:53:30,307 INFO L133 ssoRankerPreferences]: Filename of dumped script: MirrorIntervSim.c_Iteration1_Loop [2019-11-25 08:53:30,307 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:53:30,307 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:53:30,308 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:53:30,317 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:53:30,320 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:53:30,368 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:53:30,368 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) Waiting until toolchain timeout for monitored process 84 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:30,372 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:53:30,372 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) Waiting until toolchain timeout for monitored process 85 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:30,388 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-25 08:53:30,388 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-25 08:53:30,412 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-25 08:53:30,414 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:53:30,414 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:53:30,414 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:53:30,414 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:53:30,414 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-25 08:53:30,414 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:30,414 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:53:30,415 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:53:30,415 INFO L133 ssoRankerPreferences]: Filename of dumped script: MirrorIntervSim.c_Iteration1_Loop [2019-11-25 08:53:30,415 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:53:30,415 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:53:30,416 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:53:30,424 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:53:30,427 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:53:30,475 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:53:30,475 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) Waiting until toolchain timeout for monitored process 86 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:30,479 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 [2019-11-25 08:53:30,480 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:53:30,481 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:53:30,481 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:30,481 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:53:30,481 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:53:30,483 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:53:30,483 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:53:30,485 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:30,491 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 [2019-11-25 08:53:30,493 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:53:30,493 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:30,493 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:30,493 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:53:30,495 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:53:30,495 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 87 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:30,499 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:30,504 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 [2019-11-25 08:53:30,506 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:53:30,506 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:30,506 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:30,506 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:53:30,507 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:53:30,508 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 88 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:30,511 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:53:30,513 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:30,517 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 [2019-11-25 08:53:30,518 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:53:30,518 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:53:30,519 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:30,519 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:53:30,519 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:53:30,521 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:53:30,521 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 [2019-11-25 08:53:30,525 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:30,530 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 [2019-11-25 08:53:30,532 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:53:30,532 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:30,532 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:30,532 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:53:30,534 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:53:30,534 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 90 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:30,539 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:30,545 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 [2019-11-25 08:53:30,546 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:53:30,547 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:30,547 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:30,547 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:53:30,549 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:53:30,549 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 91 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:30,554 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:53:30,555 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:30,559 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 [2019-11-25 08:53:30,561 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:53:30,561 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:53:30,561 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:30,561 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:53:30,562 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:53:30,564 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-25 08:53:30,564 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 [2019-11-25 08:53:30,568 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:30,577 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 [2019-11-25 08:53:30,579 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:53:30,579 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:30,579 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:30,579 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:53:30,581 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:53:30,582 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 93 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:30,587 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:30,593 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 [2019-11-25 08:53:30,595 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:53:30,595 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:30,595 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:30,595 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:53:30,598 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:53:30,598 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 94 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:30,603 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:53:30,605 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:30,617 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 [2019-11-25 08:53:30,619 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:53:30,619 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:53:30,619 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:30,619 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:53:30,619 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:53:30,622 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-25 08:53:30,622 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 [2019-11-25 08:53:30,627 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:30,633 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 [2019-11-25 08:53:30,635 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:53:30,635 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:30,635 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:30,635 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:53:30,638 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:53:30,638 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 96 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:30,645 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:30,651 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 [2019-11-25 08:53:30,653 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:53:30,653 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:30,653 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:30,653 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:53:30,657 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:53:30,657 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 97 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:30,664 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:53:30,665 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/bin/uautomizer/z3 Starting monitored process 98 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:53:30,669 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 [2019-11-25 08:53:30,671 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:53:30,671 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:53:30,672 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:53:30,672 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:30,672 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:53:30,672 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:53:30,674 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:53:30,674 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 [2019-11-25 08:53:30,681 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:30,687 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 99 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:30,688 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:53:30,688 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:53:30,689 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:30,689 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:30,689 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:53:30,691 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:53:30,691 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-25 08:53:30,697 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) Waiting until toolchain timeout for monitored process 100 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:30,702 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 [2019-11-25 08:53:30,704 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:53:30,704 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:53:30,704 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:30,704 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:30,704 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:53:30,706 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:53:30,706 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-25 08:53:30,710 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:53:30,711 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) Waiting until toolchain timeout for monitored process 101 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:30,715 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 [2019-11-25 08:53:30,717 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:53:30,717 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:53:30,717 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:53:30,717 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:30,717 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:53:30,717 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:53:30,720 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-25 08:53:30,720 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:53:30,731 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:30,740 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 [2019-11-25 08:53:30,742 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:53:30,743 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:53:30,743 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:30,743 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:30,743 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:53:30,746 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:53:30,746 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 102 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:30,754 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:30,759 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 [2019-11-25 08:53:30,761 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:53:30,761 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:53:30,762 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:30,762 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:30,762 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:53:30,764 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:53:30,765 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 103 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:30,776 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:53:30,777 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:30,781 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 [2019-11-25 08:53:30,784 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:53:30,784 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:53:30,784 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:53:30,784 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:30,784 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:53:30,784 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:53:30,788 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-25 08:53:30,788 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 104 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:30,804 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:30,809 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 [2019-11-25 08:53:30,812 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:53:30,812 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:53:30,812 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:30,812 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:30,812 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:53:30,816 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:53:30,816 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 105 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:30,828 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:30,833 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 [2019-11-25 08:53:30,835 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:53:30,835 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:53:30,836 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:30,836 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:30,836 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:53:30,839 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:53:30,839 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-25 08:53:30,849 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. Waiting until toolchain timeout for monitored process 106 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:30,851 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:30,855 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 [2019-11-25 08:53:30,856 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:53:30,856 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:53:30,857 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:53:30,857 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:30,857 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:53:30,857 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:53:30,859 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-25 08:53:30,859 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 107 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:30,866 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:30,871 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 [2019-11-25 08:53:30,873 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:53:30,873 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:53:30,873 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:30,873 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:30,873 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:53:30,876 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:53:30,876 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 108 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:30,882 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:30,887 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 [2019-11-25 08:53:30,889 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:53:30,889 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:53:30,889 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:30,890 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:30,890 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:53:30,892 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:53:30,892 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 109 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:30,898 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:53:30,900 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:30,906 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 Waiting until toolchain timeout for monitored process 110 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:30,910 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:53:30,910 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:53:30,910 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:53:30,910 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:30,910 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:53:30,910 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:53:30,917 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:53:30,917 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:53:30,928 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:30,941 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 [2019-11-25 08:53:30,943 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:53:30,943 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:53:30,943 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:30,943 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:30,943 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:53:30,947 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-25 08:53:30,947 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. Waiting until toolchain timeout for monitored process 111 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:30,956 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/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) [2019-11-25 08:53:30,962 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 [2019-11-25 08:53:30,964 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:53:30,964 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:53:30,964 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:53:30,964 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:53:30,965 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:53:30,968 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-25 08:53:30,968 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. Waiting until toolchain timeout for monitored process 112 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:53:30,977 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:53:30,979 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:53:30,993 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:53:30,993 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:53:30,995 INFO L87 Difference]: Start difference. First operand 9 states. Second operand 3 states. [2019-11-25 08:53:31,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:53:31,028 INFO L93 Difference]: Finished difference Result 10 states and 13 transitions. [2019-11-25 08:53:31,029 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:53:31,031 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 10 states and 13 transitions. [2019-11-25 08:53:31,032 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2019-11-25 08:53:31,036 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 10 states to 5 states and 7 transitions. [2019-11-25 08:53:31,037 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 5 [2019-11-25 08:53:31,037 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 5 [2019-11-25 08:53:31,038 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 7 transitions. [2019-11-25 08:53:31,039 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-25 08:53:31,039 INFO L688 BuchiCegarLoop]: Abstraction has 5 states and 7 transitions. [2019-11-25 08:53:31,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5 states and 7 transitions. [2019-11-25 08:53:31,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5 to 5. [2019-11-25 08:53:31,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2019-11-25 08:53:31,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 7 transitions. [2019-11-25 08:53:31,070 INFO L711 BuchiCegarLoop]: Abstraction has 5 states and 7 transitions. [2019-11-25 08:53:31,070 INFO L591 BuchiCegarLoop]: Abstraction has 5 states and 7 transitions. [2019-11-25 08:53:31,070 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-11-25 08:53:31,070 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 5 states and 7 transitions. [2019-11-25 08:53:31,072 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2019-11-25 08:53:31,072 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:53:31,072 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:53:31,073 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-11-25 08:53:31,073 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2019-11-25 08:53:31,073 INFO L794 eck$LassoCheckResult]: Stem: 39#ULTIMATE.startENTRY havoc main_#res;havoc main_#t~nondet0, main_~i~0;havoc main_~i~0;main_~i~0 := main_#t~nondet0;havoc main_#t~nondet0; 40#L10-1 [2019-11-25 08:53:31,073 INFO L796 eck$LassoCheckResult]: Loop: 40#L10-1 assume !!(0 != main_~i~0); 37#L10 assume -5 <= main_~i~0 && main_~i~0 <= 35; 38#L11 assume main_~i~0 < 0;main_~i~0 := -5; 40#L10-1 [2019-11-25 08:53:31,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:53:31,074 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 2 times [2019-11-25 08:53:31,074 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:53:31,074 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1255685285] [2019-11-25 08:53:31,074 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:53:31,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:53:31,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:53:31,087 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:53:31,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:53:31,088 INFO L82 PathProgramCache]: Analyzing trace with hash 39820, now seen corresponding path program 1 times [2019-11-25 08:53:31,088 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:53:31,088 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1351026375] [2019-11-25 08:53:31,089 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:53:31,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:53:31,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:53:31,103 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:53:31,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:53:31,105 INFO L82 PathProgramCache]: Analyzing trace with hash 963341, now seen corresponding path program 1 times [2019-11-25 08:53:31,105 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:53:31,105 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289149995] [2019-11-25 08:53:31,106 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:53:31,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:53:31,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:53:31,126 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:53:31,181 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 25.11 08:53:31 BoogieIcfgContainer [2019-11-25 08:53:31,182 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-25 08:53:31,182 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-25 08:53:31,182 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-25 08:53:31,183 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-25 08:53:31,183 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:53:27" (3/4) ... [2019-11-25 08:53:31,189 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2019-11-25 08:53:31,234 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_f968f816-a934-455c-9c8b-f7f0b8e8d93d/bin/uautomizer/witness.graphml [2019-11-25 08:53:31,235 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-25 08:53:31,237 INFO L168 Benchmark]: Toolchain (without parser) took 4350.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 206.6 MB). Free memory was 946.1 MB in the beginning and 981.8 MB in the end (delta: -35.7 MB). Peak memory consumption was 170.8 MB. Max. memory is 11.5 GB. [2019-11-25 08:53:31,238 INFO L168 Benchmark]: CDTParser took 0.49 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:53:31,238 INFO L168 Benchmark]: CACSL2BoogieTranslator took 291.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 946.1 MB in the beginning and 1.2 GB in the end (delta: -209.3 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. [2019-11-25 08:53:31,239 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.46 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:53:31,239 INFO L168 Benchmark]: Boogie Preprocessor took 20.45 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:53:31,239 INFO L168 Benchmark]: RCFGBuilder took 251.39 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 11.5 GB. [2019-11-25 08:53:31,240 INFO L168 Benchmark]: BuchiAutomizer took 3692.59 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 48.8 MB). Free memory was 1.1 GB in the beginning and 988.1 MB in the end (delta: 146.2 MB). Peak memory consumption was 195.0 MB. Max. memory is 11.5 GB. [2019-11-25 08:53:31,240 INFO L168 Benchmark]: Witness Printer took 52.47 ms. Allocated memory is still 1.2 GB. Free memory was 988.1 MB in the beginning and 981.8 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 11.5 GB. [2019-11-25 08:53:31,242 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 291.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 946.1 MB in the beginning and 1.2 GB in the end (delta: -209.3 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 35.46 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.45 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 251.39 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 3692.59 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 48.8 MB). Free memory was 1.1 GB in the beginning and 988.1 MB in the end (delta: 146.2 MB). Peak memory consumption was 195.0 MB. Max. memory is 11.5 GB. * Witness Printer took 52.47 ms. Allocated memory is still 1.2 GB. Free memory was 988.1 MB in the beginning and 981.8 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (1 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.1 modules have a trivial ranking function, the largest among these consists of 3 locations. The remainder module has 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.6s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 3.4s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 5 states and ocurred in iteration 1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 12 SDtfs, 3 SDslu, 0 SDs, 0 SdLazy, 8 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital16 mio100 ax175 hnf92 lsp53 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq128 hnf94 smp100 dnf141 smp100 tf108 neg100 sie115 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 26ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - FixpointNonTerminationResult [Line: 9]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {} State at position 1 is {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@56c65c8b=0, \result=0, i=-5} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 9]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L6] int i; [L7] i = __VERIFIER_nondet_int() Loop: [L9] COND TRUE i != 0 [L10] COND TRUE -5 <= i && i <= 35 [L11] COND TRUE i < 0 [L12] i = -5 End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...