./Ultimate.py --spec ../../sv-benchmarks/c/Termination.prp --file ../../sv-benchmarks/c/loop-acceleration/simple_true-unreach-call2_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_66d7f408-a83e-41f6-b442-0ff3a0a88673/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_66d7f408-a83e-41f6-b442-0ff3a0a88673/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_66d7f408-a83e-41f6-b442-0ff3a0a88673/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_66d7f408-a83e-41f6-b442-0ff3a0a88673/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-acceleration/simple_true-unreach-call2_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_66d7f408-a83e-41f6-b442-0ff3a0a88673/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_66d7f408-a83e-41f6-b442-0ff3a0a88673/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c77f087773c0ebeb64944776e94bc46443438d1a ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 13:44:45,103 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 13:44:45,105 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 13:44:45,120 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 13:44:45,121 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 13:44:45,122 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 13:44:45,122 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 13:44:45,123 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 13:44:45,125 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 13:44:45,125 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 13:44:45,126 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 13:44:45,126 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 13:44:45,128 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 13:44:45,129 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 13:44:45,130 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 13:44:45,130 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 13:44:45,131 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 13:44:45,132 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 13:44:45,133 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 13:44:45,135 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 13:44:45,136 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 13:44:45,137 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 13:44:45,139 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 13:44:45,139 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 13:44:45,139 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 13:44:45,140 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 13:44:45,140 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 13:44:45,141 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 13:44:45,141 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 13:44:45,142 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 13:44:45,143 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 13:44:45,144 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 13:44:45,144 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 13:44:45,144 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 13:44:45,145 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 13:44:45,145 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 13:44:45,145 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_66d7f408-a83e-41f6-b442-0ff3a0a88673/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-18 13:44:45,156 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 13:44:45,156 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 13:44:45,157 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 13:44:45,157 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 13:44:45,157 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 13:44:45,158 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-18 13:44:45,158 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-18 13:44:45,158 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-18 13:44:45,158 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-18 13:44:45,159 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-18 13:44:45,159 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-18 13:44:45,159 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 13:44:45,159 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 13:44:45,159 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-18 13:44:45,159 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 13:44:45,159 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 13:44:45,159 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 13:44:45,159 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-18 13:44:45,160 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-18 13:44:45,160 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-18 13:44:45,160 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 13:44:45,160 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 13:44:45,160 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-18 13:44:45,160 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 13:44:45,160 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-18 13:44:45,160 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 13:44:45,161 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 13:44:45,161 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-18 13:44:45,161 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 13:44:45,161 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 13:44:45,161 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-18 13:44:45,162 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-18 13:44:45,162 INFO L133 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/working_dir_66d7f408-a83e-41f6-b442-0ff3a0a88673/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c77f087773c0ebeb64944776e94bc46443438d1a [2018-11-18 13:44:45,201 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 13:44:45,212 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 13:44:45,217 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 13:44:45,218 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 13:44:45,218 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 13:44:45,219 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_66d7f408-a83e-41f6-b442-0ff3a0a88673/bin-2019/uautomizer/../../sv-benchmarks/c/loop-acceleration/simple_true-unreach-call2_true-termination.i [2018-11-18 13:44:45,277 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_66d7f408-a83e-41f6-b442-0ff3a0a88673/bin-2019/uautomizer/data/ef8ab505a/20aca10ca36d476cb2edf7bd73483a9d/FLAG606ff7b7d [2018-11-18 13:44:45,633 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 13:44:45,634 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_66d7f408-a83e-41f6-b442-0ff3a0a88673/sv-benchmarks/c/loop-acceleration/simple_true-unreach-call2_true-termination.i [2018-11-18 13:44:45,638 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_66d7f408-a83e-41f6-b442-0ff3a0a88673/bin-2019/uautomizer/data/ef8ab505a/20aca10ca36d476cb2edf7bd73483a9d/FLAG606ff7b7d [2018-11-18 13:44:45,647 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_66d7f408-a83e-41f6-b442-0ff3a0a88673/bin-2019/uautomizer/data/ef8ab505a/20aca10ca36d476cb2edf7bd73483a9d [2018-11-18 13:44:45,649 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 13:44:45,650 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 13:44:45,651 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 13:44:45,652 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 13:44:45,655 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 13:44:45,656 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:44:45" (1/1) ... [2018-11-18 13:44:45,658 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a19fc73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:44:45, skipping insertion in model container [2018-11-18 13:44:45,658 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:44:45" (1/1) ... [2018-11-18 13:44:45,665 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 13:44:45,677 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 13:44:45,786 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:44:45,788 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 13:44:45,796 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:44:45,806 INFO L195 MainTranslator]: Completed translation [2018-11-18 13:44:45,806 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:44:45 WrapperNode [2018-11-18 13:44:45,806 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 13:44:45,807 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 13:44:45,807 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 13:44:45,807 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 13:44:45,814 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:44:45" (1/1) ... [2018-11-18 13:44:45,819 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:44:45" (1/1) ... [2018-11-18 13:44:45,835 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 13:44:45,835 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 13:44:45,835 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 13:44:45,835 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 13:44:45,843 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:44:45" (1/1) ... [2018-11-18 13:44:45,843 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:44:45" (1/1) ... [2018-11-18 13:44:45,844 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:44:45" (1/1) ... [2018-11-18 13:44:45,844 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:44:45" (1/1) ... [2018-11-18 13:44:45,845 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:44:45" (1/1) ... [2018-11-18 13:44:45,849 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:44:45" (1/1) ... [2018-11-18 13:44:45,850 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:44:45" (1/1) ... [2018-11-18 13:44:45,851 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 13:44:45,852 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 13:44:45,852 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 13:44:45,852 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 13:44:45,853 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:44:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_66d7f408-a83e-41f6-b442-0ff3a0a88673/bin-2019/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 [2018-11-18 13:44:45,957 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 13:44:45,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 13:44:46,088 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 13:44:46,088 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:44:46 BoogieIcfgContainer [2018-11-18 13:44:46,088 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 13:44:46,089 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-18 13:44:46,089 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-18 13:44:46,092 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-18 13:44:46,093 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-18 13:44:46,093 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 18.11 01:44:45" (1/3) ... [2018-11-18 13:44:46,094 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@436c622f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.11 01:44:46, skipping insertion in model container [2018-11-18 13:44:46,094 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-18 13:44:46,095 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:44:45" (2/3) ... [2018-11-18 13:44:46,095 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@436c622f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.11 01:44:46, skipping insertion in model container [2018-11-18 13:44:46,095 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-18 13:44:46,096 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:44:46" (3/3) ... [2018-11-18 13:44:46,097 INFO L375 chiAutomizerObserver]: Analyzing ICFG simple_true-unreach-call2_true-termination.i [2018-11-18 13:44:46,146 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 13:44:46,146 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-18 13:44:46,147 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-18 13:44:46,147 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-18 13:44:46,147 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 13:44:46,147 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 13:44:46,147 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-18 13:44:46,147 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 13:44:46,147 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-18 13:44:46,160 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states. [2018-11-18 13:44:46,179 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2018-11-18 13:44:46,180 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-18 13:44:46,180 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-18 13:44:46,185 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-18 13:44:46,186 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2018-11-18 13:44:46,186 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-18 13:44:46,186 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states. [2018-11-18 13:44:46,187 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2018-11-18 13:44:46,187 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-18 13:44:46,187 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-18 13:44:46,187 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-18 13:44:46,188 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2018-11-18 13:44:46,194 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 3#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~post0, main_~x~0;havoc main_~x~0; 7#L10-3true [2018-11-18 13:44:46,195 INFO L796 eck$LassoCheckResult]: Loop: 7#L10-3true assume true; 12#L10-1true assume !!(main_~x~0 % 4294967296 < 268435455);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0; 7#L10-3true [2018-11-18 13:44:46,200 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:44:46,200 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2018-11-18 13:44:46,201 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:44:46,202 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:44:46,231 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:44:46,232 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:44:46,232 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:44:46,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:44:46,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:44:46,259 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:44:46,259 INFO L82 PathProgramCache]: Analyzing trace with hash 1159, now seen corresponding path program 1 times [2018-11-18 13:44:46,259 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:44:46,259 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:44:46,260 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:44:46,260 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:44:46,261 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:44:46,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:44:46,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:44:46,275 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:44:46,275 INFO L82 PathProgramCache]: Analyzing trace with hash 925641, now seen corresponding path program 1 times [2018-11-18 13:44:46,275 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:44:46,276 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:44:46,276 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:44:46,276 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:44:46,276 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:44:46,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:44:46,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:44:46,334 INFO L216 LassoAnalysis]: Preferences: [2018-11-18 13:44:46,334 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-18 13:44:46,334 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-18 13:44:46,334 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-18 13:44:46,335 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-18 13:44:46,335 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 13:44:46,335 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-18 13:44:46,335 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-18 13:44:46,335 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_true-unreach-call2_true-termination.i_Iteration1_Loop [2018-11-18 13:44:46,335 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-18 13:44:46,335 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-18 13:44:46,349 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:44:46,358 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:44:46,435 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-18 13:44:46,435 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_66d7f408-a83e-41f6-b442-0ff3a0a88673/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 13:44:46,439 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 13:44:46,439 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 13:44:46,444 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-18 13:44:46,444 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post0=0} Honda state: {ULTIMATE.start_main_#t~post0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_66d7f408-a83e-41f6-b442-0ff3a0a88673/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 13:44:46,460 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 13:44:46,460 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_66d7f408-a83e-41f6-b442-0ff3a0a88673/bin-2019/uautomizer/z3 Starting monitored process 4 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 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 13:44:46,478 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-18 13:44:46,478 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 13:44:59,400 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-18 13:44:59,404 INFO L216 LassoAnalysis]: Preferences: [2018-11-18 13:44:59,404 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-18 13:44:59,404 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-18 13:44:59,404 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-18 13:44:59,404 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-18 13:44:59,404 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 13:44:59,404 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-18 13:44:59,404 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-18 13:44:59,404 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_true-unreach-call2_true-termination.i_Iteration1_Loop [2018-11-18 13:44:59,404 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-18 13:44:59,404 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-18 13:44:59,405 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:44:59,408 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:44:59,480 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-18 13:44:59,483 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-18 13:44:59,485 INFO L122 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 [2018-11-18 13:44:59,486 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:44:59,486 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:59,486 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:59,486 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:59,487 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 13:44:59,488 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 13:44:59,488 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:59,491 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:59,492 INFO L122 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 [2018-11-18 13:44:59,492 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:44:59,492 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:59,493 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:59,493 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:59,493 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 13:44:59,494 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 13:44:59,494 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:59,502 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:59,502 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-18 13:44:59,502 INFO L122 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 [2018-11-18 13:44:59,503 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:44:59,503 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:59,503 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:59,504 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:59,506 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 13:44:59,507 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 13:44:59,507 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:59,509 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:59,509 INFO L122 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 [2018-11-18 13:44:59,509 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:44:59,509 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:59,510 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:59,510 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:59,510 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 13:44:59,513 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 13:44:59,513 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:59,522 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:59,522 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-18 13:44:59,522 INFO L122 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 [2018-11-18 13:44:59,523 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:44:59,523 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:59,523 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:59,523 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:59,523 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:44:59,524 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 13:44:59,524 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:59,525 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:59,526 INFO L122 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 [2018-11-18 13:44:59,526 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:44:59,526 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:59,526 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:59,527 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:59,527 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:44:59,528 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 13:44:59,528 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:59,536 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:59,536 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-18 13:44:59,536 INFO L122 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 [2018-11-18 13:44:59,536 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:44:59,537 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:59,537 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:59,537 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:59,537 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 13:44:59,538 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 13:44:59,538 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:59,539 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:59,539 INFO L122 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 [2018-11-18 13:44:59,540 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:44:59,540 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:59,540 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:59,540 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:59,540 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 13:44:59,542 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 13:44:59,542 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:59,556 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:59,557 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-18 13:44:59,557 INFO L122 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 [2018-11-18 13:44:59,558 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:59,558 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 13:44:59,558 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:59,558 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:59,558 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:59,558 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 13:44:59,560 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 13:44:59,560 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:59,561 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:59,561 INFO L122 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 [2018-11-18 13:44:59,562 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:59,562 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 13:44:59,562 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:59,562 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:59,562 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:59,562 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 13:44:59,564 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 13:44:59,564 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:59,589 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:59,589 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-18 13:44:59,590 INFO L122 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 [2018-11-18 13:44:59,590 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:59,591 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-18 13:44:59,591 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:59,591 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:59,591 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:59,591 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:44:59,593 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 13:44:59,593 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:59,597 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:59,598 INFO L122 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 [2018-11-18 13:44:59,598 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:59,598 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-18 13:44:59,599 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:59,599 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:59,599 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:59,599 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:44:59,601 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 13:44:59,601 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:59,632 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:59,633 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-18 13:44:59,633 INFO L122 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 [2018-11-18 13:44:59,634 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:59,634 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 13:44:59,634 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:59,634 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:59,635 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:59,635 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 13:44:59,636 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 13:44:59,636 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:59,637 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:59,637 INFO L122 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 [2018-11-18 13:44:59,638 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:59,638 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 13:44:59,638 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:59,641 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:59,641 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:59,641 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 13:44:59,643 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 13:44:59,644 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:59,686 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:59,686 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-18 13:44:59,686 INFO L122 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 [2018-11-18 13:44:59,687 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:59,687 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 13:44:59,687 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:59,688 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:59,688 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:59,688 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:44:59,689 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 13:44:59,689 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:59,692 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:59,693 INFO L122 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 [2018-11-18 13:44:59,693 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:59,693 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 13:44:59,694 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:59,694 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:59,694 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:59,694 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:44:59,696 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 13:44:59,697 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:59,705 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:59,705 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-18 13:44:59,705 INFO L122 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 [2018-11-18 13:44:59,706 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:59,706 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 13:44:59,706 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:59,706 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:59,708 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:59,708 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-18 13:44:59,709 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 13:44:59,709 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:59,712 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:59,713 INFO L122 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 [2018-11-18 13:44:59,713 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:44:59,713 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 13:44:59,714 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:44:59,714 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:44:59,714 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:44:59,714 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-18 13:44:59,715 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 13:44:59,715 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:44:59,732 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:44:59,747 INFO L216 LassoAnalysis]: Preferences: [2018-11-18 13:44:59,747 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-18 13:44:59,747 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-18 13:44:59,747 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-18 13:44:59,747 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-18 13:44:59,748 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 13:44:59,748 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-18 13:44:59,748 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-18 13:44:59,748 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_true-unreach-call2_true-termination.i_Iteration1_Lasso [2018-11-18 13:44:59,748 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-18 13:44:59,748 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-18 13:44:59,749 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:44:59,755 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:44:59,762 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:44:59,832 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-18 13:44:59,832 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_66d7f408-a83e-41f6-b442-0ff3a0a88673/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 13:44:59,834 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 13:44:59,834 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 13:44:59,839 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-18 13:44:59,839 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post0=0} Honda state: {ULTIMATE.start_main_#t~post0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_66d7f408-a83e-41f6-b442-0ff3a0a88673/bin-2019/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 [2018-11-18 13:44:59,855 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 13:44:59,855 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 13:44:59,858 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-18 13:44:59,858 INFO L448 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/working_dir_66d7f408-a83e-41f6-b442-0ff3a0a88673/bin-2019/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 [2018-11-18 13:44:59,875 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 13:44:59,875 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_66d7f408-a83e-41f6-b442-0ff3a0a88673/bin-2019/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 [2018-11-18 13:44:59,899 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-18 13:44:59,900 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 13:45:11,951 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-18 13:45:11,955 INFO L216 LassoAnalysis]: Preferences: [2018-11-18 13:45:11,955 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-18 13:45:11,955 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-18 13:45:11,955 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-18 13:45:11,955 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-18 13:45:11,955 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 13:45:11,955 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-18 13:45:11,955 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-18 13:45:11,955 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_true-unreach-call2_true-termination.i_Iteration1_Lasso [2018-11-18 13:45:11,955 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-18 13:45:11,955 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-18 13:45:11,956 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:45:11,958 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:45:11,963 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:45:11,999 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-18 13:45:11,999 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-18 13:45:11,999 INFO L122 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 [2018-11-18 13:45:12,000 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:45:12,000 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:12,000 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:12,000 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:12,000 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 13:45:12,001 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 13:45:12,001 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:12,001 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:12,002 INFO L122 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 [2018-11-18 13:45:12,002 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:45:12,002 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:12,002 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:12,002 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:12,003 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 13:45:12,003 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 13:45:12,003 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:12,005 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:12,006 INFO L122 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 [2018-11-18 13:45:12,006 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:45:12,006 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:12,006 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:12,006 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:12,007 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 13:45:12,007 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 13:45:12,007 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:12,008 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:12,008 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-18 13:45:12,008 INFO L122 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 [2018-11-18 13:45:12,008 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:45:12,009 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:12,009 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:12,009 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:12,009 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 13:45:12,009 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 13:45:12,009 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:12,010 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:12,010 INFO L122 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 [2018-11-18 13:45:12,011 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:45:12,011 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:12,011 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:12,011 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:12,011 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 13:45:12,012 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 13:45:12,012 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:12,015 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:12,015 INFO L122 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 [2018-11-18 13:45:12,015 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:45:12,015 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:12,016 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:12,016 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:12,016 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 13:45:12,016 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 13:45:12,016 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:12,017 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:12,017 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-18 13:45:12,017 INFO L122 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 [2018-11-18 13:45:12,018 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:45:12,018 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:12,018 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:12,018 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:12,018 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:45:12,019 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 13:45:12,019 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:12,019 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:12,020 INFO L122 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 [2018-11-18 13:45:12,020 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:45:12,020 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:12,020 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:12,020 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:12,021 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:45:12,021 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 13:45:12,021 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:12,025 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:12,025 INFO L122 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 [2018-11-18 13:45:12,025 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:45:12,026 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:12,026 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:12,026 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:12,026 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:45:12,026 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 13:45:12,027 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:12,027 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:12,027 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-18 13:45:12,028 INFO L122 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 [2018-11-18 13:45:12,028 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:45:12,028 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:12,028 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:12,028 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:12,028 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 13:45:12,029 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 13:45:12,029 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:12,029 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:12,030 INFO L122 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 [2018-11-18 13:45:12,030 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:45:12,030 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:12,030 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:12,031 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:12,031 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 13:45:12,031 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 13:45:12,031 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:12,035 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:12,036 INFO L122 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 [2018-11-18 13:45:12,036 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:45:12,036 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:12,037 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:12,037 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:12,037 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 13:45:12,037 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 13:45:12,037 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:12,038 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:12,038 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-18 13:45:12,039 INFO L122 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 [2018-11-18 13:45:12,039 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:45:12,039 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 13:45:12,039 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:12,039 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:12,040 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:12,040 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 13:45:12,040 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 13:45:12,040 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:12,041 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:12,041 INFO L122 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 [2018-11-18 13:45:12,041 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:45:12,042 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 13:45:12,042 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:12,042 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:12,042 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:12,042 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 13:45:12,043 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 13:45:12,043 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:12,051 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:12,052 INFO L122 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 [2018-11-18 13:45:12,052 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:45:12,052 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 13:45:12,053 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:12,053 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:12,053 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:12,053 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 13:45:12,054 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 13:45:12,054 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:12,054 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:12,055 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-18 13:45:12,055 INFO L122 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 [2018-11-18 13:45:12,055 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:45:12,056 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-18 13:45:12,056 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:12,057 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:12,057 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:12,057 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:45:12,058 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 13:45:12,058 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:12,059 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:12,059 INFO L122 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 [2018-11-18 13:45:12,060 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:45:12,060 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-18 13:45:12,060 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:12,060 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:12,060 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:12,060 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:45:12,063 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 13:45:12,063 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:12,070 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:12,071 INFO L122 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 [2018-11-18 13:45:12,071 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:45:12,072 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-18 13:45:12,072 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:12,072 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:12,072 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:12,072 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:45:12,073 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 13:45:12,073 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:12,074 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:12,074 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-18 13:45:12,075 INFO L122 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 [2018-11-18 13:45:12,075 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:45:12,075 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 13:45:12,075 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:12,076 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:12,076 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:12,076 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 13:45:12,077 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 13:45:12,077 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:12,078 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:12,078 INFO L122 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 [2018-11-18 13:45:12,079 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:45:12,079 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 13:45:12,079 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:12,079 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:12,079 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:12,079 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 13:45:12,081 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 13:45:12,081 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:12,102 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:12,102 INFO L122 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 [2018-11-18 13:45:12,103 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:45:12,103 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 13:45:12,103 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:12,103 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:12,103 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:12,104 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 13:45:12,105 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 13:45:12,105 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:12,106 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:12,106 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-18 13:45:12,106 INFO L122 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 [2018-11-18 13:45:12,107 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:45:12,107 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 13:45:12,107 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:12,107 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:12,107 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:12,107 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:45:12,108 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 13:45:12,108 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:12,109 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:12,110 INFO L122 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 [2018-11-18 13:45:12,110 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:45:12,110 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 13:45:12,110 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:12,111 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:12,111 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:12,111 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:45:12,111 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 13:45:12,112 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:12,116 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:12,117 INFO L122 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 [2018-11-18 13:45:12,117 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:45:12,117 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 13:45:12,117 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:12,117 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:12,118 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:12,118 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:45:12,118 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 13:45:12,118 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:12,120 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:12,120 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-18 13:45:12,120 INFO L122 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 [2018-11-18 13:45:12,121 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:45:12,121 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 13:45:12,121 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:12,121 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:12,121 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:12,121 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-18 13:45:12,122 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 13:45:12,122 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:12,124 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:12,124 INFO L122 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 [2018-11-18 13:45:12,125 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:45:12,125 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 13:45:12,125 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:12,125 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:12,125 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:12,125 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-18 13:45:12,127 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 13:45:12,127 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:12,135 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:12,136 INFO L122 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 [2018-11-18 13:45:12,136 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:45:12,136 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 13:45:12,136 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:12,137 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:12,137 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:12,137 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-18 13:45:12,138 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 13:45:12,138 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:12,141 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:12,141 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2018-11-18 13:45:12,141 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 3#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~post0, main_~x~0;havoc main_~x~0; 7#L10-3true assume true; 12#L10-1true assume !!(main_~x~0 % 4294967296 < 268435455);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0; 7#L10-3true [2018-11-18 13:45:12,142 INFO L796 eck$LassoCheckResult]: Loop: 7#L10-3true assume true; 12#L10-1true assume !!(main_~x~0 % 4294967296 < 268435455);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0; 7#L10-3true [2018-11-18 13:45:12,142 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:45:12,142 INFO L82 PathProgramCache]: Analyzing trace with hash 925641, now seen corresponding path program 2 times [2018-11-18 13:45:12,142 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:45:12,142 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:45:12,143 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:45:12,143 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:45:12,143 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:45:12,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:45:12,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:45:12,149 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:45:12,149 INFO L82 PathProgramCache]: Analyzing trace with hash 1159, now seen corresponding path program 2 times [2018-11-18 13:45:12,149 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:45:12,149 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:45:12,150 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:45:12,150 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-18 13:45:12,150 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:45:12,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:45:12,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:45:12,153 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:45:12,153 INFO L82 PathProgramCache]: Analyzing trace with hash 889541199, now seen corresponding path program 3 times [2018-11-18 13:45:12,153 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:45:12,154 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:45:12,154 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:45:12,154 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-18 13:45:12,154 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:45:12,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:45:12,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:45:12,196 INFO L216 LassoAnalysis]: Preferences: [2018-11-18 13:45:12,196 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-18 13:45:12,196 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-18 13:45:12,196 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-18 13:45:12,196 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-18 13:45:12,197 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 13:45:12,197 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-18 13:45:12,197 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-18 13:45:12,197 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_true-unreach-call2_true-termination.i_Iteration1_Loop [2018-11-18 13:45:12,197 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-18 13:45:12,197 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-18 13:45:12,198 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:45:12,207 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:45:12,254 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-18 13:45:12,254 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_66d7f408-a83e-41f6-b442-0ff3a0a88673/bin-2019/uautomizer/z3 Starting monitored process 9 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 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 13:45:12,261 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 13:45:12,261 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 13:45:12,264 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-18 13:45:12,265 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post0=0} Honda state: {ULTIMATE.start_main_#t~post0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_66d7f408-a83e-41f6-b442-0ff3a0a88673/bin-2019/uautomizer/z3 Starting monitored process 10 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 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 13:45:12,292 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 13:45:12,292 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_66d7f408-a83e-41f6-b442-0ff3a0a88673/bin-2019/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 [2018-11-18 13:45:12,316 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-18 13:45:12,316 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 13:45:24,368 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-18 13:45:24,372 INFO L216 LassoAnalysis]: Preferences: [2018-11-18 13:45:24,373 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-18 13:45:24,373 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-18 13:45:24,373 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-18 13:45:24,373 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-18 13:45:24,373 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 13:45:24,373 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-18 13:45:24,373 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-18 13:45:24,373 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_true-unreach-call2_true-termination.i_Iteration1_Loop [2018-11-18 13:45:24,373 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-18 13:45:24,373 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-18 13:45:24,374 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:45:24,376 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:45:24,412 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-18 13:45:24,412 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-18 13:45:24,412 INFO L122 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 [2018-11-18 13:45:24,413 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:45:24,413 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:24,413 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:24,413 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:24,413 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 13:45:24,414 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 13:45:24,414 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:24,415 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:24,415 INFO L122 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 [2018-11-18 13:45:24,415 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:45:24,415 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:24,416 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:24,416 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:24,416 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 13:45:24,416 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 13:45:24,416 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:24,418 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:24,418 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-18 13:45:24,418 INFO L122 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 [2018-11-18 13:45:24,419 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:45:24,419 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:24,419 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:24,419 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:24,419 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 13:45:24,420 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 13:45:24,420 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:24,420 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:24,421 INFO L122 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 [2018-11-18 13:45:24,421 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:45:24,421 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:24,421 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:24,421 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:24,421 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 13:45:24,422 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 13:45:24,422 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:24,424 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:24,424 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-18 13:45:24,425 INFO L122 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 [2018-11-18 13:45:24,425 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:45:24,425 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:24,425 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:24,425 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:24,426 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:45:24,426 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 13:45:24,426 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:24,426 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:24,427 INFO L122 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 [2018-11-18 13:45:24,427 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:45:24,427 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:24,427 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:24,428 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:24,428 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:45:24,428 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 13:45:24,428 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:24,431 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:24,431 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-18 13:45:24,431 INFO L122 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 [2018-11-18 13:45:24,432 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:45:24,432 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:24,432 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:24,432 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:24,432 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 13:45:24,433 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 13:45:24,433 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:24,433 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:24,434 INFO L122 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 [2018-11-18 13:45:24,434 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:45:24,434 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:24,434 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:24,434 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:24,434 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 13:45:24,435 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 13:45:24,435 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:24,438 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:24,438 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-18 13:45:24,439 INFO L122 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 [2018-11-18 13:45:24,439 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:45:24,439 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 13:45:24,439 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:24,440 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:24,440 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:24,440 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 13:45:24,440 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 13:45:24,440 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:24,441 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:24,441 INFO L122 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 [2018-11-18 13:45:24,442 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:45:24,442 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 13:45:24,442 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:24,442 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:24,442 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:24,442 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 13:45:24,443 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 13:45:24,443 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:24,448 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:24,448 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-18 13:45:24,448 INFO L122 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 [2018-11-18 13:45:24,449 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:45:24,449 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-18 13:45:24,449 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:24,449 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:24,449 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:24,449 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:45:24,450 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 13:45:24,450 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:24,451 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:24,452 INFO L122 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 [2018-11-18 13:45:24,452 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:45:24,452 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-18 13:45:24,453 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:24,453 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:24,453 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:24,453 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:45:24,454 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 13:45:24,454 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:24,460 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:24,461 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-18 13:45:24,461 INFO L122 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 [2018-11-18 13:45:24,462 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:45:24,462 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 13:45:24,462 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:24,462 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:24,462 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:24,462 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 13:45:24,463 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 13:45:24,463 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:24,464 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:24,464 INFO L122 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 [2018-11-18 13:45:24,465 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:45:24,465 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 13:45:24,465 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:24,465 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:24,465 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:24,465 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 13:45:24,467 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 13:45:24,467 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:24,483 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:24,483 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-18 13:45:24,484 INFO L122 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 [2018-11-18 13:45:24,484 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:45:24,484 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 13:45:24,484 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:24,484 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:24,485 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:24,485 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:45:24,485 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 13:45:24,485 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:24,486 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:24,487 INFO L122 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 [2018-11-18 13:45:24,487 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:45:24,487 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 13:45:24,488 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:24,488 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:24,488 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:24,488 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:45:24,489 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 13:45:24,489 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:24,494 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:24,496 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-18 13:45:24,496 INFO L122 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 [2018-11-18 13:45:24,497 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:45:24,497 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 13:45:24,497 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:24,497 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:24,497 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:24,498 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-18 13:45:24,498 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 13:45:24,498 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:24,501 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:24,501 INFO L122 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 [2018-11-18 13:45:24,502 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:45:24,502 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 13:45:24,502 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:24,502 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:24,502 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:24,503 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-18 13:45:24,504 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 13:45:24,504 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:24,511 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:24,542 INFO L216 LassoAnalysis]: Preferences: [2018-11-18 13:45:24,543 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-18 13:45:24,543 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-18 13:45:24,543 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-18 13:45:24,543 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-18 13:45:24,543 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 13:45:24,543 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-18 13:45:24,543 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-18 13:45:24,543 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_true-unreach-call2_true-termination.i_Iteration1_Lasso [2018-11-18 13:45:24,543 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-18 13:45:24,543 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-18 13:45:24,544 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:45:24,556 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:45:24,559 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:45:24,618 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-18 13:45:24,618 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_66d7f408-a83e-41f6-b442-0ff3a0a88673/bin-2019/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 [2018-11-18 13:45:24,632 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 13:45:24,632 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_66d7f408-a83e-41f6-b442-0ff3a0a88673/bin-2019/uautomizer/z3 Starting monitored process 13 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 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 13:45:24,662 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-18 13:45:24,662 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 13:45:36,224 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-11-18 13:45:36,228 INFO L216 LassoAnalysis]: Preferences: [2018-11-18 13:45:36,229 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-18 13:45:36,229 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-18 13:45:36,229 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-18 13:45:36,229 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-18 13:45:36,229 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 13:45:36,229 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-18 13:45:36,229 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-18 13:45:36,229 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_true-unreach-call2_true-termination.i_Iteration1_Lasso [2018-11-18 13:45:36,229 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-18 13:45:36,229 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-18 13:45:36,230 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:45:36,236 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:45:36,238 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:45:36,289 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-18 13:45:36,289 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-18 13:45:36,289 INFO L122 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 [2018-11-18 13:45:36,290 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:45:36,290 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:36,290 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:36,290 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 13:45:36,291 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 13:45:36,292 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 13:45:36,295 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:36,295 INFO L122 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 [2018-11-18 13:45:36,296 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:45:36,296 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:36,296 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:36,296 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:36,296 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 13:45:36,297 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 13:45:36,297 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:36,297 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:36,297 INFO L122 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 [2018-11-18 13:45:36,298 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:45:36,298 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:36,298 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:36,298 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:36,298 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 13:45:36,298 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 13:45:36,298 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:36,299 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:36,299 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-18 13:45:36,299 INFO L122 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 [2018-11-18 13:45:36,299 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:45:36,299 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:36,300 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:36,300 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 13:45:36,301 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-18 13:45:36,301 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-18 13:45:36,306 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:36,307 INFO L122 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 [2018-11-18 13:45:36,307 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:45:36,307 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:36,307 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:36,307 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:36,308 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 13:45:36,308 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 13:45:36,308 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:36,308 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:36,309 INFO L122 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 [2018-11-18 13:45:36,309 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:45:36,309 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:36,309 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:36,309 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:36,310 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 13:45:36,310 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 13:45:36,310 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:36,310 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:36,310 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-18 13:45:36,311 INFO L122 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 [2018-11-18 13:45:36,311 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:45:36,311 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:36,311 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:36,312 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:45:36,313 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-18 13:45:36,313 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-18 13:45:36,321 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:36,322 INFO L122 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 [2018-11-18 13:45:36,322 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:45:36,322 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:36,322 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:36,322 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:36,323 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:45:36,323 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 13:45:36,323 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:36,323 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:36,324 INFO L122 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 [2018-11-18 13:45:36,324 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:45:36,324 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:36,324 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:36,325 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:36,325 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:45:36,325 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 13:45:36,325 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:36,325 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:36,326 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-18 13:45:36,326 INFO L122 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 [2018-11-18 13:45:36,326 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:45:36,326 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:36,327 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:36,327 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 13:45:36,328 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-18 13:45:36,329 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-18 13:45:36,338 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:36,339 INFO L122 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 [2018-11-18 13:45:36,339 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:45:36,339 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:36,340 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:36,340 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:36,340 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 13:45:36,340 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 13:45:36,340 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:36,341 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:36,341 INFO L122 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 [2018-11-18 13:45:36,342 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:45:36,342 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:36,342 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:36,342 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:36,342 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 13:45:36,342 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 13:45:36,343 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:36,343 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:36,343 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-18 13:45:36,344 INFO L122 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 [2018-11-18 13:45:36,344 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:45:36,344 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 13:45:36,344 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:36,344 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:36,345 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 13:45:36,346 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-18 13:45:36,346 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-18 13:45:36,360 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:36,360 INFO L122 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 [2018-11-18 13:45:36,361 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:45:36,361 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 13:45:36,361 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:36,361 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:36,361 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:36,361 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 13:45:36,362 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 13:45:36,362 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:36,363 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:36,363 INFO L122 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 [2018-11-18 13:45:36,363 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:45:36,363 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 13:45:36,364 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:36,364 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:36,364 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:36,364 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-18 13:45:36,364 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-18 13:45:36,364 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:36,365 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:36,365 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-18 13:45:36,365 INFO L122 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 [2018-11-18 13:45:36,366 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:45:36,366 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-18 13:45:36,366 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:36,366 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:36,366 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:45:36,368 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-18 13:45:36,368 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-18 13:45:36,391 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:36,392 INFO L122 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 [2018-11-18 13:45:36,392 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:45:36,392 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-18 13:45:36,392 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:36,393 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:36,393 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:36,393 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:45:36,394 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 13:45:36,394 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:36,395 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:36,395 INFO L122 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 [2018-11-18 13:45:36,396 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:45:36,396 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-18 13:45:36,396 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:36,396 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:36,396 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:36,396 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:45:36,397 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 13:45:36,397 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:36,398 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:36,398 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-18 13:45:36,398 INFO L122 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 [2018-11-18 13:45:36,399 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:45:36,399 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 13:45:36,399 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:36,399 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:36,399 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 13:45:36,402 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-18 13:45:36,403 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-18 13:45:36,444 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:36,444 INFO L122 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 [2018-11-18 13:45:36,445 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:45:36,445 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 13:45:36,445 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:36,445 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:36,445 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:36,446 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 13:45:36,447 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 13:45:36,447 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:36,447 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:36,448 INFO L122 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 [2018-11-18 13:45:36,448 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:45:36,449 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 13:45:36,449 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:36,449 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:36,449 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:36,449 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-18 13:45:36,450 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-18 13:45:36,450 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:36,451 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:36,451 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-18 13:45:36,451 INFO L122 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 [2018-11-18 13:45:36,452 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:45:36,452 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 13:45:36,452 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:36,452 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:36,452 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:45:36,454 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-18 13:45:36,454 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-18 13:45:36,513 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:36,514 INFO L122 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 [2018-11-18 13:45:36,514 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:45:36,515 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 13:45:36,515 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:36,515 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:36,515 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:36,515 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:45:36,515 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 13:45:36,516 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:36,517 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:36,517 INFO L122 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 [2018-11-18 13:45:36,517 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:45:36,518 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-18 13:45:36,518 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:36,518 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:36,518 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:36,518 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-18 13:45:36,518 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 13:45:36,518 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:36,519 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:36,520 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-18 13:45:36,520 INFO L122 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 [2018-11-18 13:45:36,520 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:45:36,520 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 13:45:36,521 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:36,521 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:36,521 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-18 13:45:36,523 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-18 13:45:36,523 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-18 13:45:36,543 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:36,543 INFO L122 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 [2018-11-18 13:45:36,544 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:45:36,544 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 13:45:36,544 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:36,544 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:36,544 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:36,544 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-18 13:45:36,545 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 13:45:36,545 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:36,547 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:36,548 INFO L122 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 [2018-11-18 13:45:36,548 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-18 13:45:36,548 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-18 13:45:36,548 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:45:36,548 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:45:36,548 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:45:36,549 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-18 13:45:36,549 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 13:45:36,549 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:45:36,550 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:45:36,556 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 18.11 01:45:36 BoogieIcfgContainer [2018-11-18 13:45:36,556 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-18 13:45:36,557 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 13:45:36,557 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 13:45:36,557 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 13:45:36,557 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:44:46" (3/4) ... [2018-11-18 13:45:36,561 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 13:45:36,561 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 13:45:36,562 INFO L168 Benchmark]: Toolchain (without parser) took 50912.11 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 225.4 MB). Free memory was 953.1 MB in the beginning and 1.2 GB in the end (delta: -236.1 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 13:45:36,563 INFO L168 Benchmark]: CDTParser took 0.47 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 13:45:36,564 INFO L168 Benchmark]: CACSL2BoogieTranslator took 155.04 ms. Allocated memory is still 1.0 GB. Free memory was 953.1 MB in the beginning and 942.3 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. [2018-11-18 13:45:36,564 INFO L168 Benchmark]: Boogie Procedure Inliner took 28.00 ms. Allocated memory is still 1.0 GB. Free memory is still 942.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 13:45:36,564 INFO L168 Benchmark]: Boogie Preprocessor took 16.67 ms. Allocated memory is still 1.0 GB. Free memory was 942.3 MB in the beginning and 939.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 13:45:36,565 INFO L168 Benchmark]: RCFGBuilder took 236.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 939.6 MB in the beginning and 1.1 GB in the end (delta: -197.8 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. [2018-11-18 13:45:36,565 INFO L168 Benchmark]: BuchiAutomizer took 50467.77 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 74.4 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -56.7 MB). Peak memory consumption was 345.0 MB. Max. memory is 11.5 GB. [2018-11-18 13:45:36,566 INFO L168 Benchmark]: Witness Printer took 4.17 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 11.5 GB. [2018-11-18 13:45:36,569 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 155.04 ms. Allocated memory is still 1.0 GB. Free memory was 953.1 MB in the beginning and 942.3 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 28.00 ms. Allocated memory is still 1.0 GB. Free memory is still 942.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 16.67 ms. Allocated memory is still 1.0 GB. Free memory was 942.3 MB in the beginning and 939.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 236.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 939.6 MB in the beginning and 1.1 GB in the end (delta: -197.8 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 50467.77 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 74.4 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -56.7 MB). Peak memory consumption was 345.0 MB. Max. memory is 11.5 GB. * Witness Printer took 4.17 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 50.4s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 50.3s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital15 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div487 bol100 ite100 ukn100 eq142 hnf45 smp90 dnf100 smp100 tf103 neg100 sie106 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 23ms VariablesStem: 3 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 1 LassoNonterminationAnalysisTime: 23.6s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~post0, main_~x~0;havoc main_~x~0;" "assume true;" "assume !!(main_~x~0 % 4294967296 < 268435455);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;" Loop: "assume true;" "assume !!(main_~x~0 % 4294967296 < 268435455);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...