./Ultimate.py --spec ../../sv-benchmarks/c/Termination.prp --file ../../sv-benchmarks/c/loop-acceleration/simple_false-unreach-call2_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_bdb2b88d-b898-457a-9431-7611d80bf153/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_bdb2b88d-b898-457a-9431-7611d80bf153/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_bdb2b88d-b898-457a-9431-7611d80bf153/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_bdb2b88d-b898-457a-9431-7611d80bf153/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-acceleration/simple_false-unreach-call2_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_bdb2b88d-b898-457a-9431-7611d80bf153/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_bdb2b88d-b898-457a-9431-7611d80bf153/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 4227429e9f2e62c477cf816fad5585fa39d927f0 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 06:07:36,041 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 06:07:36,043 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 06:07:36,056 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 06:07:36,057 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 06:07:36,058 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 06:07:36,064 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 06:07:36,066 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 06:07:36,068 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 06:07:36,070 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 06:07:36,073 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 06:07:36,073 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 06:07:36,074 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 06:07:36,076 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 06:07:36,084 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 06:07:36,084 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 06:07:36,085 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 06:07:36,086 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 06:07:36,091 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 06:07:36,094 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 06:07:36,096 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 06:07:36,098 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 06:07:36,102 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 06:07:36,103 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 06:07:36,104 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 06:07:36,104 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 06:07:36,105 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 06:07:36,106 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 06:07:36,106 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 06:07:36,109 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 06:07:36,109 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 06:07:36,109 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 06:07:36,110 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 06:07:36,110 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 06:07:36,110 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 06:07:36,111 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 06:07:36,111 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_bdb2b88d-b898-457a-9431-7611d80bf153/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-10-27 06:07:36,126 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 06:07:36,127 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 06:07:36,128 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-27 06:07:36,128 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-27 06:07:36,128 INFO L133 SettingsManager]: * Use SBE=true [2018-10-27 06:07:36,129 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-10-27 06:07:36,129 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-10-27 06:07:36,129 INFO L133 SettingsManager]: * Use old map elimination=false [2018-10-27 06:07:36,129 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-10-27 06:07:36,129 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-10-27 06:07:36,129 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-10-27 06:07:36,129 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 06:07:36,130 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 06:07:36,130 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-10-27 06:07:36,130 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 06:07:36,130 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 06:07:36,130 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 06:07:36,130 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-10-27 06:07:36,131 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-10-27 06:07:36,131 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-10-27 06:07:36,133 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 06:07:36,133 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 06:07:36,133 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-10-27 06:07:36,133 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-10-27 06:07:36,133 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 06:07:36,134 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 06:07:36,134 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-10-27 06:07:36,134 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 06:07:36,134 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-27 06:07:36,134 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-10-27 06:07:36,135 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-10-27 06:07:36,135 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_bdb2b88d-b898-457a-9431-7611d80bf153/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 -> 4227429e9f2e62c477cf816fad5585fa39d927f0 [2018-10-27 06:07:36,165 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 06:07:36,176 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 06:07:36,180 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 06:07:36,181 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 06:07:36,181 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 06:07:36,182 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_bdb2b88d-b898-457a-9431-7611d80bf153/bin-2019/uautomizer/../../sv-benchmarks/c/loop-acceleration/simple_false-unreach-call2_true-termination.i [2018-10-27 06:07:36,237 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bdb2b88d-b898-457a-9431-7611d80bf153/bin-2019/uautomizer/data/19c604e7b/96e6bf64a7b5444ca473d909083212ee/FLAG5ff1d5378 [2018-10-27 06:07:36,616 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 06:07:36,616 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_bdb2b88d-b898-457a-9431-7611d80bf153/sv-benchmarks/c/loop-acceleration/simple_false-unreach-call2_true-termination.i [2018-10-27 06:07:36,622 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bdb2b88d-b898-457a-9431-7611d80bf153/bin-2019/uautomizer/data/19c604e7b/96e6bf64a7b5444ca473d909083212ee/FLAG5ff1d5378 [2018-10-27 06:07:36,634 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_bdb2b88d-b898-457a-9431-7611d80bf153/bin-2019/uautomizer/data/19c604e7b/96e6bf64a7b5444ca473d909083212ee [2018-10-27 06:07:36,637 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 06:07:36,638 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 06:07:36,639 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 06:07:36,640 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 06:07:36,644 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 06:07:36,645 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 06:07:36" (1/1) ... [2018-10-27 06:07:36,647 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f9a755a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:07:36, skipping insertion in model container [2018-10-27 06:07:36,647 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 06:07:36" (1/1) ... [2018-10-27 06:07:36,655 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 06:07:36,669 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 06:07:36,801 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 06:07:36,804 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 06:07:36,815 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 06:07:36,827 INFO L193 MainTranslator]: Completed translation [2018-10-27 06:07:36,827 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:07:36 WrapperNode [2018-10-27 06:07:36,828 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 06:07:36,828 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 06:07:36,829 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 06:07:36,829 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 06:07:36,838 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:07:36" (1/1) ... [2018-10-27 06:07:36,843 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:07:36" (1/1) ... [2018-10-27 06:07:36,861 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 06:07:36,861 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 06:07:36,861 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 06:07:36,861 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 06:07:36,871 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:07:36" (1/1) ... [2018-10-27 06:07:36,871 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:07:36" (1/1) ... [2018-10-27 06:07:36,872 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:07:36" (1/1) ... [2018-10-27 06:07:36,872 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:07:36" (1/1) ... [2018-10-27 06:07:36,873 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:07:36" (1/1) ... [2018-10-27 06:07:36,879 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:07:36" (1/1) ... [2018-10-27 06:07:36,879 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:07:36" (1/1) ... [2018-10-27 06:07:36,881 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 06:07:36,881 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 06:07:36,881 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 06:07:36,881 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 06:07:36,882 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:07:36" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bdb2b88d-b898-457a-9431-7611d80bf153/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 [2018-10-27 06:07:37,038 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 06:07:37,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 06:07:37,204 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 06:07:37,205 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 06:07:37 BoogieIcfgContainer [2018-10-27 06:07:37,205 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 06:07:37,206 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-10-27 06:07:37,206 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-10-27 06:07:37,210 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-10-27 06:07:37,211 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-10-27 06:07:37,211 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 27.10 06:07:36" (1/3) ... [2018-10-27 06:07:37,212 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7c576eda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 27.10 06:07:37, skipping insertion in model container [2018-10-27 06:07:37,213 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-10-27 06:07:37,213 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:07:36" (2/3) ... [2018-10-27 06:07:37,213 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7c576eda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 27.10 06:07:37, skipping insertion in model container [2018-10-27 06:07:37,213 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-10-27 06:07:37,213 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 06:07:37" (3/3) ... [2018-10-27 06:07:37,217 INFO L375 chiAutomizerObserver]: Analyzing ICFG simple_false-unreach-call2_true-termination.i [2018-10-27 06:07:37,277 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-27 06:07:37,278 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-10-27 06:07:37,278 INFO L375 BuchiCegarLoop]: Hoare is false [2018-10-27 06:07:37,278 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-10-27 06:07:37,278 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-27 06:07:37,278 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-27 06:07:37,279 INFO L379 BuchiCegarLoop]: Difference is false [2018-10-27 06:07:37,279 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-27 06:07:37,279 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-10-27 06:07:37,295 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states. [2018-10-27 06:07:37,318 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2018-10-27 06:07:37,318 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-10-27 06:07:37,318 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-10-27 06:07:37,326 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-10-27 06:07:37,326 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2018-10-27 06:07:37,326 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-10-27 06:07:37,327 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states. [2018-10-27 06:07:37,328 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2018-10-27 06:07:37,328 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-10-27 06:07:37,328 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-10-27 06:07:37,329 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-10-27 06:07:37,329 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2018-10-27 06:07:37,338 INFO L793 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 3#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~post0, main_~x~0;havoc main_~x~0; 7#L10-3true [2018-10-27 06:07:37,338 INFO L795 eck$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 := main_#t~post0 + 1;havoc main_#t~post0; 7#L10-3true [2018-10-27 06:07:37,344 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:07:37,345 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2018-10-27 06:07:37,347 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-27 06:07:37,348 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-27 06:07:37,398 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:07:37,398 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:07:37,398 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:07:37,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:07:37,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:07:37,434 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:07:37,434 INFO L82 PathProgramCache]: Analyzing trace with hash 1159, now seen corresponding path program 1 times [2018-10-27 06:07:37,434 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-27 06:07:37,434 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-27 06:07:37,436 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:07:37,436 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:07:37,436 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:07:37,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:07:37,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:07:37,458 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:07:37,458 INFO L82 PathProgramCache]: Analyzing trace with hash 925641, now seen corresponding path program 1 times [2018-10-27 06:07:37,459 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-27 06:07:37,459 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-27 06:07:37,460 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:07:37,461 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:07:37,461 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:07:37,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:07:37,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:07:37,668 INFO L214 LassoAnalysis]: Preferences: [2018-10-27 06:07:37,669 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-10-27 06:07:37,669 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-10-27 06:07:37,670 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-10-27 06:07:37,670 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-10-27 06:07:37,670 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-10-27 06:07:37,670 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-10-27 06:07:37,670 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-10-27 06:07:37,670 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_false-unreach-call2_true-termination.i_Iteration1_Loop [2018-10-27 06:07:37,670 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-10-27 06:07:37,671 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-10-27 06:07:37,695 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:07:37,715 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:07:37,858 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-10-27 06:07:37,859 INFO L410 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bdb2b88d-b898-457a-9431-7611d80bf153/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 [2018-10-27 06:07:37,866 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-10-27 06:07:37,867 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-10-27 06:07:37,874 INFO L443 LassoAnalysis]: Proved nontermination for one component. [2018-10-27 06:07:37,874 INFO L446 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_bdb2b88d-b898-457a-9431-7611d80bf153/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 [2018-10-27 06:07:37,896 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-10-27 06:07:37,896 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bdb2b88d-b898-457a-9431-7611d80bf153/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 [2018-10-27 06:07:37,925 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-10-27 06:07:37,925 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-10-27 06:07:43,383 INFO L450 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-10-27 06:07:43,387 INFO L214 LassoAnalysis]: Preferences: [2018-10-27 06:07:43,387 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-10-27 06:07:43,387 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-10-27 06:07:43,387 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-10-27 06:07:43,387 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-10-27 06:07:43,388 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-10-27 06:07:43,388 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-10-27 06:07:43,388 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-10-27 06:07:43,389 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_false-unreach-call2_true-termination.i_Iteration1_Loop [2018-10-27 06:07:43,389 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-10-27 06:07:43,389 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-10-27 06:07:43,390 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:07:43,394 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:07:43,709 WARN L179 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 18 [2018-10-27 06:07:43,772 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-10-27 06:07:43,776 INFO L496 LassoAnalysis]: Using template 'affine'. [2018-10-27 06:07:43,777 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 [2018-10-27 06:07:43,778 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:07:43,778 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:07:43,779 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:43,779 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:43,780 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:07:43,781 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-10-27 06:07:43,781 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:07:43,786 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:43,787 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 [2018-10-27 06:07:43,788 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:07:43,790 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:07:43,790 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:43,790 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:43,790 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:07:43,792 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-10-27 06:07:43,792 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:07:43,802 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:43,803 INFO L496 LassoAnalysis]: Using template '2-nested'. [2018-10-27 06:07:43,803 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 [2018-10-27 06:07:43,804 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:07:43,804 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:07:43,805 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:43,805 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:43,805 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-10-27 06:07:43,806 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-10-27 06:07:43,806 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:07:43,809 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:43,810 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 [2018-10-27 06:07:43,810 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:07:43,810 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:07:43,811 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:43,811 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:43,811 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-10-27 06:07:43,812 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-10-27 06:07:43,813 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:07:43,827 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:43,827 INFO L496 LassoAnalysis]: Using template '3-nested'. [2018-10-27 06:07:43,827 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 [2018-10-27 06:07:43,828 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:07:43,828 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:07:43,829 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:43,829 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:43,829 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-10-27 06:07:43,830 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-10-27 06:07:43,830 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:07:43,833 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:43,833 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 [2018-10-27 06:07:43,834 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:07:43,834 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:07:43,834 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:43,834 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:43,835 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-10-27 06:07:43,836 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-10-27 06:07:43,836 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:07:43,852 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:43,852 INFO L496 LassoAnalysis]: Using template '4-nested'. [2018-10-27 06:07:43,852 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 [2018-10-27 06:07:43,853 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:07:43,853 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:07:43,853 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:43,853 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:43,853 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-10-27 06:07:43,854 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-10-27 06:07:43,854 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:07:43,858 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:43,858 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 [2018-10-27 06:07:43,859 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:07:43,859 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:07:43,859 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:43,859 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:43,859 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-10-27 06:07:43,861 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-10-27 06:07:43,861 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:07:43,877 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:43,878 INFO L496 LassoAnalysis]: Using template '2-phase'. [2018-10-27 06:07:43,878 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 [2018-10-27 06:07:43,880 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-10-27 06:07:43,880 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-10-27 06:07:43,880 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:07:43,880 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:43,881 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:43,881 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-10-27 06:07:43,882 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-10-27 06:07:43,882 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:07:43,885 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:43,885 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 [2018-10-27 06:07:43,886 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-10-27 06:07:43,886 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-10-27 06:07:43,886 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:07:43,886 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:43,886 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:43,886 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-10-27 06:07:43,888 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-10-27 06:07:43,889 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:07:43,921 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:43,921 INFO L496 LassoAnalysis]: Using template '3-phase'. [2018-10-27 06:07:43,921 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 [2018-10-27 06:07:43,922 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-10-27 06:07:43,923 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-10-27 06:07:43,923 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:07:43,924 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:43,925 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:43,925 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-10-27 06:07:43,927 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-10-27 06:07:43,927 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:07:43,932 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:43,932 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 [2018-10-27 06:07:43,933 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-10-27 06:07:43,933 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-10-27 06:07:43,934 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:07:43,934 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:43,934 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:43,934 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-10-27 06:07:43,939 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-10-27 06:07:43,940 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:07:43,996 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:43,996 INFO L496 LassoAnalysis]: Using template '4-phase'. [2018-10-27 06:07:43,996 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 [2018-10-27 06:07:43,997 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-10-27 06:07:43,998 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-10-27 06:07:43,998 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:07:43,998 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:43,998 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:43,998 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-10-27 06:07:44,001 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-10-27 06:07:44,001 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:07:44,003 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:44,012 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 [2018-10-27 06:07:44,013 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-10-27 06:07:44,013 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-10-27 06:07:44,014 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:07:44,014 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:44,014 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:44,014 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-10-27 06:07:44,018 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-10-27 06:07:44,018 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:07:44,121 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:44,121 INFO L496 LassoAnalysis]: Using template '2-lex'. [2018-10-27 06:07:44,122 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 [2018-10-27 06:07:44,122 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-10-27 06:07:44,123 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-10-27 06:07:44,123 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:07:44,125 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:44,125 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:44,126 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-10-27 06:07:44,126 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-10-27 06:07:44,127 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:07:44,129 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:44,130 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 [2018-10-27 06:07:44,130 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-10-27 06:07:44,130 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-10-27 06:07:44,130 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:07:44,131 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:44,137 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:44,137 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-10-27 06:07:44,138 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-10-27 06:07:44,138 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:07:44,154 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:44,154 INFO L496 LassoAnalysis]: Using template '3-lex'. [2018-10-27 06:07:44,154 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 [2018-10-27 06:07:44,160 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-10-27 06:07:44,160 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-10-27 06:07:44,160 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:07:44,161 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:44,161 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:44,161 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-10-27 06:07:44,162 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-10-27 06:07:44,163 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:07:44,176 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:44,177 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 [2018-10-27 06:07:44,178 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-10-27 06:07:44,178 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-10-27 06:07:44,178 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:07:44,178 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:44,178 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:44,178 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-10-27 06:07:44,180 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-10-27 06:07:44,180 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:07:44,206 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:44,255 INFO L214 LassoAnalysis]: Preferences: [2018-10-27 06:07:44,255 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-10-27 06:07:44,255 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-10-27 06:07:44,256 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-10-27 06:07:44,256 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-10-27 06:07:44,256 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-10-27 06:07:44,256 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-10-27 06:07:44,256 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-10-27 06:07:44,256 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_false-unreach-call2_true-termination.i_Iteration1_Lasso [2018-10-27 06:07:44,256 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-10-27 06:07:44,256 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-10-27 06:07:44,257 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:07:44,283 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:07:44,309 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:07:44,384 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-10-27 06:07:44,384 INFO L410 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bdb2b88d-b898-457a-9431-7611d80bf153/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 [2018-10-27 06:07:44,387 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-10-27 06:07:44,387 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-10-27 06:07:44,390 INFO L443 LassoAnalysis]: Proved nontermination for one component. [2018-10-27 06:07:44,390 INFO L446 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_bdb2b88d-b898-457a-9431-7611d80bf153/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 [2018-10-27 06:07:44,410 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-10-27 06:07:44,410 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-10-27 06:07:44,412 INFO L443 LassoAnalysis]: Proved nontermination for one component. [2018-10-27 06:07:44,412 INFO L446 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_bdb2b88d-b898-457a-9431-7611d80bf153/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 [2018-10-27 06:07:44,434 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-10-27 06:07:44,434 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bdb2b88d-b898-457a-9431-7611d80bf153/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 [2018-10-27 06:07:44,457 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-10-27 06:07:44,457 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-10-27 06:07:56,515 INFO L448 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-10-27 06:07:56,517 INFO L214 LassoAnalysis]: Preferences: [2018-10-27 06:07:56,518 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-10-27 06:07:56,518 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-10-27 06:07:56,518 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-10-27 06:07:56,518 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-10-27 06:07:56,518 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-10-27 06:07:56,518 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-10-27 06:07:56,518 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-10-27 06:07:56,518 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_false-unreach-call2_true-termination.i_Iteration1_Lasso [2018-10-27 06:07:56,518 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-10-27 06:07:56,518 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-10-27 06:07:56,519 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:07:56,527 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:07:56,548 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:07:56,655 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-10-27 06:07:56,656 INFO L496 LassoAnalysis]: Using template 'affine'. [2018-10-27 06:07:56,656 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 [2018-10-27 06:07:56,657 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:07:56,657 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:07:56,657 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:56,657 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:56,657 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:07:56,658 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-10-27 06:07:56,658 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:07:56,661 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:56,662 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 [2018-10-27 06:07:56,662 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:07:56,662 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:07:56,663 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:56,663 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:56,663 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:07:56,663 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-10-27 06:07:56,663 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:07:56,669 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:56,679 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 [2018-10-27 06:07:56,680 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:07:56,680 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:07:56,680 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:56,680 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:56,680 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:07:56,681 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-10-27 06:07:56,681 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:07:56,682 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:56,682 INFO L496 LassoAnalysis]: Using template '2-nested'. [2018-10-27 06:07:56,682 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 [2018-10-27 06:07:56,688 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:07:56,694 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:07:56,694 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:56,695 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:56,695 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-10-27 06:07:56,695 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-10-27 06:07:56,695 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:07:56,696 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:56,696 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 [2018-10-27 06:07:56,696 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:07:56,697 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:07:56,697 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:56,697 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:56,697 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-10-27 06:07:56,697 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-10-27 06:07:56,698 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:07:56,707 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:56,709 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 [2018-10-27 06:07:56,710 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:07:56,710 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:07:56,710 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:56,711 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:56,711 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-10-27 06:07:56,711 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-10-27 06:07:56,711 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:07:56,712 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:56,712 INFO L496 LassoAnalysis]: Using template '3-nested'. [2018-10-27 06:07:56,712 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 [2018-10-27 06:07:56,713 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:07:56,713 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:07:56,713 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:56,713 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:56,713 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-10-27 06:07:56,714 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-10-27 06:07:56,714 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:07:56,714 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:56,725 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 [2018-10-27 06:07:56,726 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:07:56,726 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:07:56,729 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:56,730 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:56,730 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-10-27 06:07:56,730 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-10-27 06:07:56,730 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:07:56,734 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:56,735 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 [2018-10-27 06:07:56,742 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:07:56,743 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:07:56,743 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:56,743 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:56,743 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-10-27 06:07:56,744 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-10-27 06:07:56,744 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:07:56,745 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:56,745 INFO L496 LassoAnalysis]: Using template '4-nested'. [2018-10-27 06:07:56,745 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 [2018-10-27 06:07:56,746 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:07:56,746 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:07:56,746 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:56,746 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:56,746 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-10-27 06:07:56,747 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-10-27 06:07:56,751 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:07:56,752 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:56,753 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 [2018-10-27 06:07:56,755 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:07:56,755 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:07:56,755 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:56,756 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:56,756 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-10-27 06:07:56,756 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-10-27 06:07:56,757 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:07:56,765 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:56,767 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 [2018-10-27 06:07:56,769 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:07:56,769 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:07:56,769 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:56,769 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:56,769 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-10-27 06:07:56,770 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-10-27 06:07:56,770 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:07:56,771 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:56,771 INFO L496 LassoAnalysis]: Using template '2-phase'. [2018-10-27 06:07:56,772 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 [2018-10-27 06:07:56,772 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-10-27 06:07:56,772 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-10-27 06:07:56,772 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:07:56,773 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:56,773 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:56,773 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-10-27 06:07:56,773 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-10-27 06:07:56,774 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:07:56,774 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:56,775 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 [2018-10-27 06:07:56,783 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-10-27 06:07:56,784 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-10-27 06:07:56,784 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:07:56,784 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:56,785 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:56,785 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-10-27 06:07:56,787 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-10-27 06:07:56,787 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:07:56,800 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:56,811 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 [2018-10-27 06:07:56,812 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-10-27 06:07:56,812 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-10-27 06:07:56,812 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:07:56,812 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:56,813 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:56,813 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-10-27 06:07:56,813 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-10-27 06:07:56,813 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:07:56,814 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:56,815 INFO L496 LassoAnalysis]: Using template '3-phase'. [2018-10-27 06:07:56,818 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 [2018-10-27 06:07:56,819 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-10-27 06:07:56,819 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-10-27 06:07:56,819 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:07:56,819 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:56,820 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:56,820 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-10-27 06:07:56,820 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-10-27 06:07:56,821 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:07:56,822 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:56,822 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 [2018-10-27 06:07:56,823 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-10-27 06:07:56,834 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-10-27 06:07:56,834 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:07:56,834 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:56,835 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:56,835 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-10-27 06:07:56,836 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-10-27 06:07:56,836 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:07:56,853 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:56,854 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 [2018-10-27 06:07:56,854 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-10-27 06:07:56,854 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-10-27 06:07:56,854 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:07:56,855 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:56,855 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:56,857 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-10-27 06:07:56,858 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-10-27 06:07:56,858 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:07:56,860 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:56,860 INFO L496 LassoAnalysis]: Using template '4-phase'. [2018-10-27 06:07:56,860 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 [2018-10-27 06:07:56,861 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-10-27 06:07:56,861 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-10-27 06:07:56,861 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:07:56,862 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:56,862 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:56,862 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-10-27 06:07:56,867 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-10-27 06:07:56,867 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:07:56,868 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:56,868 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 [2018-10-27 06:07:56,869 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-10-27 06:07:56,869 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-10-27 06:07:56,869 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:07:56,869 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:56,870 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:56,870 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-10-27 06:07:56,875 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-10-27 06:07:56,875 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:07:56,900 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:56,901 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 [2018-10-27 06:07:56,901 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-10-27 06:07:56,902 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-10-27 06:07:56,902 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:07:56,902 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:56,902 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:56,902 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-10-27 06:07:56,906 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-10-27 06:07:56,907 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:07:56,908 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:56,908 INFO L496 LassoAnalysis]: Using template '2-lex'. [2018-10-27 06:07:56,908 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 [2018-10-27 06:07:56,909 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-10-27 06:07:56,909 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-10-27 06:07:56,909 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:07:56,909 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:56,909 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:56,909 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-10-27 06:07:56,910 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-10-27 06:07:56,910 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:07:56,920 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:56,920 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 [2018-10-27 06:07:56,921 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-10-27 06:07:56,921 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-10-27 06:07:56,921 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:07:56,921 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:56,921 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:56,921 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-10-27 06:07:56,922 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-10-27 06:07:56,922 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:07:56,930 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:56,931 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 [2018-10-27 06:07:56,932 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-10-27 06:07:56,933 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-10-27 06:07:56,933 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:07:56,933 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:56,933 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:56,933 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-10-27 06:07:56,934 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-10-27 06:07:56,934 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:07:56,936 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:56,936 INFO L496 LassoAnalysis]: Using template '3-lex'. [2018-10-27 06:07:56,936 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 [2018-10-27 06:07:56,937 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-10-27 06:07:56,937 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-10-27 06:07:56,937 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:07:56,937 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:56,938 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:56,938 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-10-27 06:07:56,938 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-10-27 06:07:56,938 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:07:56,945 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:56,945 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 [2018-10-27 06:07:56,946 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-10-27 06:07:56,946 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-10-27 06:07:56,946 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:07:56,946 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:56,946 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:56,947 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-10-27 06:07:56,949 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-10-27 06:07:56,949 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:07:56,962 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:56,963 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 [2018-10-27 06:07:56,968 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-10-27 06:07:56,968 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-10-27 06:07:56,969 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:07:56,969 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:56,969 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:56,969 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-10-27 06:07:56,970 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-10-27 06:07:56,970 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:07:56,974 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:56,975 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2018-10-27 06:07:56,977 INFO L793 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 3#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~post0, main_~x~0;havoc main_~x~0; 7#L10-3true assume true; 12#L10-1true assume !!(main_~x~0 % 4294967296 < 268435455);main_#t~post0 := main_~x~0;main_~x~0 := main_#t~post0 + 1;havoc main_#t~post0; 7#L10-3true [2018-10-27 06:07:56,977 INFO L795 eck$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 := main_#t~post0 + 1;havoc main_#t~post0; 7#L10-3true [2018-10-27 06:07:56,977 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:07:56,978 INFO L82 PathProgramCache]: Analyzing trace with hash 925641, now seen corresponding path program 2 times [2018-10-27 06:07:56,978 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-27 06:07:56,978 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-27 06:07:56,979 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:07:56,979 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:07:56,979 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:07:56,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:07:56,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:07:56,986 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:07:56,986 INFO L82 PathProgramCache]: Analyzing trace with hash 1159, now seen corresponding path program 2 times [2018-10-27 06:07:56,986 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-27 06:07:56,987 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-27 06:07:56,990 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:07:56,990 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-10-27 06:07:56,990 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:07:56,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:07:56,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:07:56,994 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:07:56,994 INFO L82 PathProgramCache]: Analyzing trace with hash 889541199, now seen corresponding path program 3 times [2018-10-27 06:07:56,994 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-27 06:07:56,995 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-27 06:07:56,999 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:07:57,000 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-10-27 06:07:57,000 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:07:57,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:07:57,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:07:57,188 INFO L214 LassoAnalysis]: Preferences: [2018-10-27 06:07:57,188 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-10-27 06:07:57,188 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-10-27 06:07:57,189 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-10-27 06:07:57,189 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-10-27 06:07:57,189 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-10-27 06:07:57,189 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-10-27 06:07:57,189 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-10-27 06:07:57,189 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_false-unreach-call2_true-termination.i_Iteration1_Loop [2018-10-27 06:07:57,189 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-10-27 06:07:57,189 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-10-27 06:07:57,190 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:07:57,223 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:07:57,571 WARN L179 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 18 [2018-10-27 06:07:57,658 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-10-27 06:07:57,658 INFO L410 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bdb2b88d-b898-457a-9431-7611d80bf153/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) [2018-10-27 06:07:57,667 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-10-27 06:07:57,668 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-10-27 06:07:57,679 INFO L443 LassoAnalysis]: Proved nontermination for one component. [2018-10-27 06:07:57,680 INFO L446 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_bdb2b88d-b898-457a-9431-7611d80bf153/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) [2018-10-27 06:07:57,720 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-10-27 06:07:57,720 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bdb2b88d-b898-457a-9431-7611d80bf153/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) [2018-10-27 06:07:57,771 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-10-27 06:07:57,771 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-10-27 06:08:09,816 INFO L448 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-10-27 06:08:09,819 INFO L214 LassoAnalysis]: Preferences: [2018-10-27 06:08:09,820 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-10-27 06:08:09,820 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-10-27 06:08:09,820 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-10-27 06:08:09,820 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-10-27 06:08:09,820 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-10-27 06:08:09,820 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-10-27 06:08:09,820 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-10-27 06:08:09,820 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_false-unreach-call2_true-termination.i_Iteration1_Loop [2018-10-27 06:08:09,820 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-10-27 06:08:09,821 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-10-27 06:08:09,821 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:08:09,825 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:08:09,983 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-10-27 06:08:09,983 INFO L496 LassoAnalysis]: Using template 'affine'. [2018-10-27 06:08:09,983 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 [2018-10-27 06:08:09,983 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:08:09,983 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:08:09,984 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:08:09,984 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:08:09,984 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:08:09,984 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-10-27 06:08:09,984 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:08:09,984 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:08:09,985 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 [2018-10-27 06:08:09,985 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:08:09,985 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:08:09,985 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:08:09,985 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:08:09,985 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:08:09,985 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-10-27 06:08:09,986 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:08:09,987 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:08:09,987 INFO L496 LassoAnalysis]: Using template '2-nested'. [2018-10-27 06:08:09,995 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 [2018-10-27 06:08:09,996 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:08:09,996 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:08:09,996 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:08:09,996 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:08:09,996 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-10-27 06:08:09,997 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-10-27 06:08:09,997 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:08:09,997 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:08:09,997 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 [2018-10-27 06:08:09,998 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:08:09,998 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:08:09,998 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:08:09,998 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:08:09,998 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-10-27 06:08:09,999 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-10-27 06:08:10,006 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:08:10,008 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:08:10,008 INFO L496 LassoAnalysis]: Using template '3-nested'. [2018-10-27 06:08:10,009 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 [2018-10-27 06:08:10,009 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:08:10,009 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:08:10,009 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:08:10,009 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:08:10,010 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-10-27 06:08:10,010 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-10-27 06:08:10,010 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:08:10,011 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:08:10,015 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 [2018-10-27 06:08:10,016 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:08:10,016 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:08:10,016 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:08:10,016 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:08:10,016 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-10-27 06:08:10,017 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-10-27 06:08:10,017 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:08:10,025 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:08:10,025 INFO L496 LassoAnalysis]: Using template '4-nested'. [2018-10-27 06:08:10,025 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 [2018-10-27 06:08:10,026 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:08:10,026 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:08:10,026 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:08:10,026 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:08:10,026 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-10-27 06:08:10,027 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-10-27 06:08:10,027 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:08:10,032 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:08:10,032 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 [2018-10-27 06:08:10,033 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:08:10,033 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:08:10,033 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:08:10,033 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:08:10,033 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-10-27 06:08:10,034 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-10-27 06:08:10,034 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:08:10,049 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:08:10,049 INFO L496 LassoAnalysis]: Using template '2-phase'. [2018-10-27 06:08:10,049 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 [2018-10-27 06:08:10,050 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-10-27 06:08:10,050 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-10-27 06:08:10,050 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:08:10,050 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:08:10,050 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:08:10,050 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-10-27 06:08:10,056 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-10-27 06:08:10,056 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:08:10,056 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:08:10,057 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 [2018-10-27 06:08:10,057 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-10-27 06:08:10,057 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-10-27 06:08:10,057 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:08:10,058 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:08:10,058 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:08:10,058 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-10-27 06:08:10,058 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-10-27 06:08:10,059 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:08:10,069 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:08:10,071 INFO L496 LassoAnalysis]: Using template '3-phase'. [2018-10-27 06:08:10,072 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 [2018-10-27 06:08:10,075 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-10-27 06:08:10,076 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-10-27 06:08:10,076 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:08:10,076 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:08:10,076 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:08:10,076 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-10-27 06:08:10,077 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-10-27 06:08:10,077 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:08:10,078 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:08:10,078 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 [2018-10-27 06:08:10,083 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-10-27 06:08:10,083 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-10-27 06:08:10,083 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:08:10,083 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:08:10,083 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:08:10,084 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-10-27 06:08:10,085 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-10-27 06:08:10,085 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:08:10,100 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:08:10,104 INFO L496 LassoAnalysis]: Using template '4-phase'. [2018-10-27 06:08:10,105 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 [2018-10-27 06:08:10,106 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-10-27 06:08:10,106 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-10-27 06:08:10,106 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:08:10,106 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:08:10,106 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:08:10,106 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-10-27 06:08:10,108 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-10-27 06:08:10,108 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:08:10,108 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:08:10,109 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 [2018-10-27 06:08:10,116 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-10-27 06:08:10,116 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-10-27 06:08:10,116 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:08:10,117 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:08:10,117 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:08:10,117 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-10-27 06:08:10,119 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-10-27 06:08:10,119 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:08:10,143 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:08:10,143 INFO L496 LassoAnalysis]: Using template '2-lex'. [2018-10-27 06:08:10,144 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 [2018-10-27 06:08:10,144 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-10-27 06:08:10,144 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-10-27 06:08:10,144 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:08:10,144 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:08:10,144 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:08:10,145 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-10-27 06:08:10,145 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-10-27 06:08:10,145 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:08:10,146 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:08:10,151 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 [2018-10-27 06:08:10,152 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-10-27 06:08:10,152 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-10-27 06:08:10,152 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:08:10,152 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:08:10,152 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:08:10,153 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-10-27 06:08:10,153 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-10-27 06:08:10,153 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:08:10,163 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:08:10,163 INFO L496 LassoAnalysis]: Using template '3-lex'. [2018-10-27 06:08:10,164 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 [2018-10-27 06:08:10,164 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-10-27 06:08:10,164 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-10-27 06:08:10,164 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:08:10,165 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:08:10,165 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:08:10,165 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-10-27 06:08:10,166 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-10-27 06:08:10,166 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:08:10,172 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:08:10,173 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 [2018-10-27 06:08:10,173 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-10-27 06:08:10,173 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-10-27 06:08:10,173 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:08:10,173 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:08:10,174 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:08:10,174 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-10-27 06:08:10,175 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-10-27 06:08:10,178 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:08:10,188 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:08:10,296 INFO L214 LassoAnalysis]: Preferences: [2018-10-27 06:08:10,296 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-10-27 06:08:10,296 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-10-27 06:08:10,296 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-10-27 06:08:10,296 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-10-27 06:08:10,296 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-10-27 06:08:10,297 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-10-27 06:08:10,297 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-10-27 06:08:10,297 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_false-unreach-call2_true-termination.i_Iteration1_Lasso [2018-10-27 06:08:10,297 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-10-27 06:08:10,297 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-10-27 06:08:10,298 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:08:10,395 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:08:10,419 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:08:10,703 WARN L179 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 15 [2018-10-27 06:08:11,087 WARN L179 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 18 [2018-10-27 06:08:11,251 WARN L179 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-10-27 06:08:11,303 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-10-27 06:08:11,304 INFO L410 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bdb2b88d-b898-457a-9431-7611d80bf153/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 [2018-10-27 06:08:11,310 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-10-27 06:08:11,310 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bdb2b88d-b898-457a-9431-7611d80bf153/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 [2018-10-27 06:08:11,332 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-10-27 06:08:11,332 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-10-27 06:08:23,379 INFO L448 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-10-27 06:08:23,382 INFO L214 LassoAnalysis]: Preferences: [2018-10-27 06:08:23,382 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-10-27 06:08:23,382 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-10-27 06:08:23,382 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-10-27 06:08:23,382 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-10-27 06:08:23,382 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-10-27 06:08:23,383 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-10-27 06:08:23,383 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-10-27 06:08:23,383 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_false-unreach-call2_true-termination.i_Iteration1_Lasso [2018-10-27 06:08:23,383 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-10-27 06:08:23,383 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-10-27 06:08:23,384 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:08:23,404 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:08:23,406 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:08:23,601 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-10-27 06:08:23,601 INFO L496 LassoAnalysis]: Using template 'affine'. [2018-10-27 06:08:23,601 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 [2018-10-27 06:08:23,602 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:08:23,602 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:08:23,602 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:08:23,602 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:08:23,604 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-10-27 06:08:23,604 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-10-27 06:08:23,613 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:08:23,613 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 [2018-10-27 06:08:23,614 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:08:23,614 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:08:23,614 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:08:23,614 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:08:23,614 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:08:23,615 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-10-27 06:08:23,615 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:08:23,619 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:08:23,619 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 [2018-10-27 06:08:23,620 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:08:23,620 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:08:23,620 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:08:23,620 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:08:23,620 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:08:23,621 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-10-27 06:08:23,621 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:08:23,621 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:08:23,621 INFO L496 LassoAnalysis]: Using template '2-nested'. [2018-10-27 06:08:23,621 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 [2018-10-27 06:08:23,622 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:08:23,622 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:08:23,622 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:08:23,622 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-10-27 06:08:23,630 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-10-27 06:08:23,630 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-10-27 06:08:23,637 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:08:23,638 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 [2018-10-27 06:08:23,638 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:08:23,638 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:08:23,638 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:08:23,638 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:08:23,639 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-10-27 06:08:23,642 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-10-27 06:08:23,642 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:08:23,643 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:08:23,643 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 [2018-10-27 06:08:23,643 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:08:23,643 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:08:23,644 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:08:23,644 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:08:23,644 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-10-27 06:08:23,644 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-10-27 06:08:23,644 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:08:23,645 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:08:23,645 INFO L496 LassoAnalysis]: Using template '3-nested'. [2018-10-27 06:08:23,645 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 [2018-10-27 06:08:23,645 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:08:23,645 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:08:23,646 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:08:23,646 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-10-27 06:08:23,654 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-10-27 06:08:23,654 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-10-27 06:08:23,663 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:08:23,663 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 [2018-10-27 06:08:23,663 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:08:23,664 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:08:23,664 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:08:23,664 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:08:23,664 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-10-27 06:08:23,664 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-10-27 06:08:23,664 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:08:23,665 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:08:23,665 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 [2018-10-27 06:08:23,665 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:08:23,665 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:08:23,666 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:08:23,666 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:08:23,666 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-10-27 06:08:23,666 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-10-27 06:08:23,666 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:08:23,667 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:08:23,667 INFO L496 LassoAnalysis]: Using template '4-nested'. [2018-10-27 06:08:23,674 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 [2018-10-27 06:08:23,676 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:08:23,677 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:08:23,677 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:08:23,677 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-10-27 06:08:23,679 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-10-27 06:08:23,679 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-10-27 06:08:23,690 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:08:23,690 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 [2018-10-27 06:08:23,690 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:08:23,691 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:08:23,691 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:08:23,691 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:08:23,691 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-10-27 06:08:23,691 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-10-27 06:08:23,691 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:08:23,692 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:08:23,692 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 [2018-10-27 06:08:23,693 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:08:23,693 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:08:23,693 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:08:23,693 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:08:23,693 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-10-27 06:08:23,693 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-10-27 06:08:23,693 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:08:23,694 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:08:23,694 INFO L496 LassoAnalysis]: Using template '2-phase'. [2018-10-27 06:08:23,694 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 [2018-10-27 06:08:23,694 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-10-27 06:08:23,694 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-10-27 06:08:23,695 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:08:23,695 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:08:23,705 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-10-27 06:08:23,707 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-10-27 06:08:23,707 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-10-27 06:08:23,720 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:08:23,721 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 [2018-10-27 06:08:23,721 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-10-27 06:08:23,721 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-10-27 06:08:23,721 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:08:23,721 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:08:23,722 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:08:23,722 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-10-27 06:08:23,722 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-10-27 06:08:23,722 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:08:23,723 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:08:23,728 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 [2018-10-27 06:08:23,728 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-10-27 06:08:23,728 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-10-27 06:08:23,728 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:08:23,728 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:08:23,729 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:08:23,729 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-10-27 06:08:23,729 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-10-27 06:08:23,729 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:08:23,730 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:08:23,730 INFO L496 LassoAnalysis]: Using template '3-phase'. [2018-10-27 06:08:23,730 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 [2018-10-27 06:08:23,730 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-10-27 06:08:23,731 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-10-27 06:08:23,731 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:08:23,738 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:08:23,738 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-10-27 06:08:23,740 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-10-27 06:08:23,740 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-10-27 06:08:23,762 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:08:23,763 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 [2018-10-27 06:08:23,764 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-10-27 06:08:23,764 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-10-27 06:08:23,764 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:08:23,764 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:08:23,764 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:08:23,764 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-10-27 06:08:23,765 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-10-27 06:08:23,765 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:08:23,766 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:08:23,767 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 [2018-10-27 06:08:23,773 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-10-27 06:08:23,773 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-10-27 06:08:23,773 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:08:23,774 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:08:23,774 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:08:23,774 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-10-27 06:08:23,774 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-10-27 06:08:23,775 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:08:23,778 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:08:23,778 INFO L496 LassoAnalysis]: Using template '4-phase'. [2018-10-27 06:08:23,778 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 [2018-10-27 06:08:23,779 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-10-27 06:08:23,779 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-10-27 06:08:23,779 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:08:23,779 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:08:23,779 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-10-27 06:08:23,787 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-10-27 06:08:23,787 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-10-27 06:08:23,825 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:08:23,825 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 [2018-10-27 06:08:23,825 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-10-27 06:08:23,826 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-10-27 06:08:23,826 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:08:23,826 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:08:23,826 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:08:23,826 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-10-27 06:08:23,830 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-10-27 06:08:23,831 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:08:23,831 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:08:23,832 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 [2018-10-27 06:08:23,832 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-10-27 06:08:23,832 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-10-27 06:08:23,832 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:08:23,832 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:08:23,833 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:08:23,833 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-10-27 06:08:23,834 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-10-27 06:08:23,834 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:08:23,834 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:08:23,834 INFO L496 LassoAnalysis]: Using template '2-lex'. [2018-10-27 06:08:23,835 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 [2018-10-27 06:08:23,842 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-10-27 06:08:23,842 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-10-27 06:08:23,842 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:08:23,842 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:08:23,842 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-10-27 06:08:23,844 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-10-27 06:08:23,844 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-10-27 06:08:23,858 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:08:23,859 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 [2018-10-27 06:08:23,859 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-10-27 06:08:23,859 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-10-27 06:08:23,859 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:08:23,859 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:08:23,860 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:08:23,860 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-10-27 06:08:23,860 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-10-27 06:08:23,860 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:08:23,861 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:08:23,862 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 [2018-10-27 06:08:23,862 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-10-27 06:08:23,862 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-10-27 06:08:23,862 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:08:23,862 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:08:23,863 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:08:23,863 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-10-27 06:08:23,871 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-10-27 06:08:23,871 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:08:23,872 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:08:23,872 INFO L496 LassoAnalysis]: Using template '3-lex'. [2018-10-27 06:08:23,872 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 [2018-10-27 06:08:23,873 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-10-27 06:08:23,873 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-10-27 06:08:23,873 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:08:23,873 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:08:23,873 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-10-27 06:08:23,880 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-10-27 06:08:23,880 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-10-27 06:08:23,952 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:08:23,959 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 [2018-10-27 06:08:23,960 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-10-27 06:08:23,960 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-10-27 06:08:23,960 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:08:23,960 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:08:23,960 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:08:23,960 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-10-27 06:08:23,961 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-10-27 06:08:23,961 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:08:23,973 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:08:23,973 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 [2018-10-27 06:08:23,973 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-10-27 06:08:23,974 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-10-27 06:08:23,974 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:08:23,974 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:08:23,974 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:08:23,974 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-10-27 06:08:23,974 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-10-27 06:08:23,975 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:08:23,981 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:08:23,987 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 27.10 06:08:23 BoogieIcfgContainer [2018-10-27 06:08:23,989 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-10-27 06:08:23,990 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-27 06:08:23,990 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-27 06:08:23,990 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-27 06:08:23,990 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 06:07:37" (3/4) ... [2018-10-27 06:08:23,996 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-10-27 06:08:24,000 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-27 06:08:24,001 INFO L168 Benchmark]: Toolchain (without parser) took 47363.50 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 226.5 MB). Free memory was 955.8 MB in the beginning and 1.2 GB in the end (delta: -246.9 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 06:08:24,004 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 06:08:24,006 INFO L168 Benchmark]: CACSL2BoogieTranslator took 189.13 ms. Allocated memory is still 1.0 GB. Free memory was 955.8 MB in the beginning and 944.9 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. [2018-10-27 06:08:24,006 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.57 ms. Allocated memory is still 1.0 GB. Free memory is still 944.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 06:08:24,007 INFO L168 Benchmark]: Boogie Preprocessor took 19.52 ms. Allocated memory is still 1.0 GB. Free memory was 944.9 MB in the beginning and 942.2 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-27 06:08:24,007 INFO L168 Benchmark]: RCFGBuilder took 324.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 942.2 MB in the beginning and 1.1 GB in the end (delta: -203.4 MB). Peak memory consumption was 21.1 MB. Max. memory is 11.5 GB. [2018-10-27 06:08:24,008 INFO L168 Benchmark]: BuchiAutomizer took 46783.60 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 67.6 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -57.1 MB). Peak memory consumption was 349.5 MB. Max. memory is 11.5 GB. [2018-10-27 06:08:24,008 INFO L168 Benchmark]: Witness Printer took 10.17 ms. Allocated memory is still 1.3 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 06:08:24,015 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 189.13 ms. Allocated memory is still 1.0 GB. Free memory was 955.8 MB in the beginning and 944.9 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 32.57 ms. Allocated memory is still 1.0 GB. Free memory is still 944.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.52 ms. Allocated memory is still 1.0 GB. Free memory was 944.9 MB in the beginning and 942.2 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 324.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 942.2 MB in the beginning and 1.1 GB in the end (delta: -203.4 MB). Peak memory consumption was 21.1 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 46783.60 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 67.6 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -57.1 MB). Peak memory consumption was 349.5 MB. Max. memory is 11.5 GB. * Witness Printer took 10.17 ms. Allocated memory is still 1.3 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 46.7s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 46.6s. 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: 79ms VariablesStem: 3 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 2 LassoNonterminationAnalysisTime: 24.2s - 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 := main_#t~post0 + 1;havoc main_#t~post0;" Loop: "assume true;" "assume !!(main_~x~0 % 4294967296 < 268435455);main_#t~post0 := main_~x~0;main_~x~0 := main_#t~post0 + 1;havoc main_#t~post0;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...