./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5_true-termination_true-no-overflow.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_6f90c2ed-04a8-43c2-953c-0aee57d82b75/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6f90c2ed-04a8-43c2-953c-0aee57d82b75/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6f90c2ed-04a8-43c2-953c-0aee57d82b75/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6f90c2ed-04a8-43c2-953c-0aee57d82b75/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5_true-termination_true-no-overflow.c -s /tmp/vcloud-vcloud-master/worker/working_dir_6f90c2ed-04a8-43c2-953c-0aee57d82b75/bin-2019/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6f90c2ed-04a8-43c2-953c-0aee57d82b75/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 64bit --witnessprinter.graph.data.programhash d38e7f8e829b6fb879eed3e9eda17afd63dbb323 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-22 23:42:52,772 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-22 23:42:52,773 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-22 23:42:52,782 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-22 23:42:52,782 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-22 23:42:52,783 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-22 23:42:52,784 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-22 23:42:52,785 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-22 23:42:52,786 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-22 23:42:52,786 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-22 23:42:52,787 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-22 23:42:52,787 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-22 23:42:52,788 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-22 23:42:52,788 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-22 23:42:52,789 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-22 23:42:52,790 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-22 23:42:52,790 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-22 23:42:52,791 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-22 23:42:52,793 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-22 23:42:52,794 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-22 23:42:52,794 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-22 23:42:52,795 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-22 23:42:52,797 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-22 23:42:52,797 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-22 23:42:52,797 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-22 23:42:52,798 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-22 23:42:52,798 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-22 23:42:52,799 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-22 23:42:52,799 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-22 23:42:52,800 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-22 23:42:52,800 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-22 23:42:52,801 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-22 23:42:52,801 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-22 23:42:52,801 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-22 23:42:52,802 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-22 23:42:52,802 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-22 23:42:52,802 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6f90c2ed-04a8-43c2-953c-0aee57d82b75/bin-2019/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2018-11-22 23:42:52,813 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-22 23:42:52,813 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-22 23:42:52,814 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-22 23:42:52,814 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-22 23:42:52,814 INFO L133 SettingsManager]: * Use SBE=true [2018-11-22 23:42:52,814 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-22 23:42:52,814 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-22 23:42:52,815 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-22 23:42:52,815 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-22 23:42:52,815 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-22 23:42:52,815 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-22 23:42:52,815 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-22 23:42:52,815 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-22 23:42:52,815 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-22 23:42:52,816 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-22 23:42:52,816 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-22 23:42:52,816 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-22 23:42:52,816 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-22 23:42:52,816 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-22 23:42:52,816 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-22 23:42:52,816 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-22 23:42:52,816 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-22 23:42:52,817 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-22 23:42:52,817 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-22 23:42:52,817 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-22 23:42:52,817 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-22 23:42:52,817 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-22 23:42:52,817 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-22 23:42:52,818 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-22 23:42:52,818 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_6f90c2ed-04a8-43c2-953c-0aee57d82b75/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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d38e7f8e829b6fb879eed3e9eda17afd63dbb323 [2018-11-22 23:42:52,840 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-22 23:42:52,849 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-22 23:42:52,852 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-22 23:42:52,853 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-22 23:42:52,853 INFO L276 PluginConnector]: CDTParser initialized [2018-11-22 23:42:52,854 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6f90c2ed-04a8-43c2-953c-0aee57d82b75/bin-2019/uautomizer/../../sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5_true-termination_true-no-overflow.c [2018-11-22 23:42:52,897 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6f90c2ed-04a8-43c2-953c-0aee57d82b75/bin-2019/uautomizer/data/776cca3dc/fa573a97ce584109a937f308dedf78c3/FLAGa28287ae6 [2018-11-22 23:42:53,216 INFO L307 CDTParser]: Found 1 translation units. [2018-11-22 23:42:53,217 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6f90c2ed-04a8-43c2-953c-0aee57d82b75/sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5_true-termination_true-no-overflow.c [2018-11-22 23:42:53,221 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6f90c2ed-04a8-43c2-953c-0aee57d82b75/bin-2019/uautomizer/data/776cca3dc/fa573a97ce584109a937f308dedf78c3/FLAGa28287ae6 [2018-11-22 23:42:53,653 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6f90c2ed-04a8-43c2-953c-0aee57d82b75/bin-2019/uautomizer/data/776cca3dc/fa573a97ce584109a937f308dedf78c3 [2018-11-22 23:42:53,655 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-22 23:42:53,656 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-22 23:42:53,656 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-22 23:42:53,656 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-22 23:42:53,658 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-22 23:42:53,659 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:42:53" (1/1) ... [2018-11-22 23:42:53,661 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ee9d804 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:42:53, skipping insertion in model container [2018-11-22 23:42:53,661 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:42:53" (1/1) ... [2018-11-22 23:42:53,666 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-22 23:42:53,679 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-22 23:42:53,777 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 23:42:53,779 INFO L191 MainTranslator]: Completed pre-run [2018-11-22 23:42:53,790 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 23:42:53,799 INFO L195 MainTranslator]: Completed translation [2018-11-22 23:42:53,800 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:42:53 WrapperNode [2018-11-22 23:42:53,800 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-22 23:42:53,800 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-22 23:42:53,800 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-22 23:42:53,800 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-22 23:42:53,807 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:42:53" (1/1) ... [2018-11-22 23:42:53,811 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:42:53" (1/1) ... [2018-11-22 23:42:53,822 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-22 23:42:53,822 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-22 23:42:53,822 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-22 23:42:53,822 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-22 23:42:53,827 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:42:53" (1/1) ... [2018-11-22 23:42:53,827 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:42:53" (1/1) ... [2018-11-22 23:42:53,828 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:42:53" (1/1) ... [2018-11-22 23:42:53,828 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:42:53" (1/1) ... [2018-11-22 23:42:53,829 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:42:53" (1/1) ... [2018-11-22 23:42:53,831 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:42:53" (1/1) ... [2018-11-22 23:42:53,832 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:42:53" (1/1) ... [2018-11-22 23:42:53,832 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-22 23:42:53,833 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-22 23:42:53,833 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-22 23:42:53,833 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-22 23:42:53,833 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:42:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6f90c2ed-04a8-43c2-953c-0aee57d82b75/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-22 23:42:53,916 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-22 23:42:53,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-22 23:42:53,995 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-22 23:42:53,995 INFO L280 CfgBuilder]: Removed 5 assue(true) statements. [2018-11-22 23:42:53,995 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:42:53 BoogieIcfgContainer [2018-11-22 23:42:53,995 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-22 23:42:53,996 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-22 23:42:53,996 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-22 23:42:53,999 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-22 23:42:53,999 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-22 23:42:53,999 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.11 11:42:53" (1/3) ... [2018-11-22 23:42:54,000 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@f5919aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.11 11:42:54, skipping insertion in model container [2018-11-22 23:42:54,000 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-22 23:42:54,000 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:42:53" (2/3) ... [2018-11-22 23:42:54,000 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@f5919aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.11 11:42:54, skipping insertion in model container [2018-11-22 23:42:54,000 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-22 23:42:54,001 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:42:53" (3/3) ... [2018-11-22 23:42:54,002 INFO L375 chiAutomizerObserver]: Analyzing ICFG HeizmannHoenickeLeikePodelski-ATVA2013-Fig5_true-termination_true-no-overflow.c [2018-11-22 23:42:54,048 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-22 23:42:54,048 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-22 23:42:54,048 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-22 23:42:54,049 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-22 23:42:54,049 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-22 23:42:54,049 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-22 23:42:54,049 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-22 23:42:54,049 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-22 23:42:54,049 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-22 23:42:54,061 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states. [2018-11-22 23:42:54,078 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-11-22 23:42:54,078 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-22 23:42:54,078 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-22 23:42:54,083 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-11-22 23:42:54,083 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-11-22 23:42:54,083 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-22 23:42:54,084 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states. [2018-11-22 23:42:54,084 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-11-22 23:42:54,084 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-22 23:42:54,084 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-22 23:42:54,084 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1] [2018-11-22 23:42:54,085 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-11-22 23:42:54,091 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~x~0, main_~y~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := 2; 5#L14-2true [2018-11-22 23:42:54,092 INFO L796 eck$LassoCheckResult]: Loop: 5#L14-2true assume !!(main_~x~0 >= 0);main_~x~0 := main_~x~0 - main_~y~0;main_~y~0 := (if 1 + main_~y~0 < 0 && 0 != (1 + main_~y~0) % 2 then 1 + (1 + main_~y~0) / 2 else (1 + main_~y~0) / 2); 5#L14-2true [2018-11-22 23:42:54,096 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:42:54,097 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2018-11-22 23:42:54,098 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 23:42:54,099 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 23:42:54,139 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:42:54,140 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:42:54,140 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:42:54,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-22 23:42:54,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-22 23:42:54,166 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:42:54,166 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2018-11-22 23:42:54,166 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 23:42:54,166 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 23:42:54,167 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:42:54,167 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:42:54,167 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:42:54,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-22 23:42:54,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-22 23:42:54,180 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:42:54,180 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2018-11-22 23:42:54,180 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 23:42:54,180 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 23:42:54,181 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:42:54,181 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:42:54,181 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:42:54,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-22 23:42:54,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-22 23:42:54,236 INFO L216 LassoAnalysis]: Preferences: [2018-11-22 23:42:54,237 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-22 23:42:54,237 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-22 23:42:54,237 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-22 23:42:54,237 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-22 23:42:54,238 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-22 23:42:54,238 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-22 23:42:54,238 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-22 23:42:54,238 INFO L131 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5_true-termination_true-no-overflow.c_Iteration1_Lasso [2018-11-22 23:42:54,238 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-22 23:42:54,238 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-22 23:42:54,255 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-22 23:42:54,263 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-22 23:42:54,279 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-22 23:42:54,433 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 34 [2018-11-22 23:42:54,562 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2018-11-22 23:42:54,566 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-22 23:42:54,567 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6f90c2ed-04a8-43c2-953c-0aee57d82b75/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-22 23:42:54,570 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-22 23:42:54,570 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-22 23:42:54,577 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-22 23:42:54,577 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6f90c2ed-04a8-43c2-953c-0aee57d82b75/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-22 23:42:54,596 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-22 23:42:54,596 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6f90c2ed-04a8-43c2-953c-0aee57d82b75/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-22 23:42:54,623 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-22 23:42:54,623 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-22 23:42:54,709 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-11-22 23:42:54,710 INFO L216 LassoAnalysis]: Preferences: [2018-11-22 23:42:54,710 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-22 23:42:54,710 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-22 23:42:54,711 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-22 23:42:54,711 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-22 23:42:54,711 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-22 23:42:54,711 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-22 23:42:54,711 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-22 23:42:54,711 INFO L131 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5_true-termination_true-no-overflow.c_Iteration1_Lasso [2018-11-22 23:42:54,711 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-22 23:42:54,711 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-22 23:42:54,712 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-22 23:42:54,715 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-22 23:42:54,716 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-22 23:42:55,015 WARN L180 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2018-11-22 23:42:55,017 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-22 23:42:55,022 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-22 23:42:55,023 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-22 23:42:55,025 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-22 23:42:55,025 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-22 23:42:55,026 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-22 23:42:55,026 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-22 23:42:55,026 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-22 23:42:55,028 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-22 23:42:55,028 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-22 23:42:55,030 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-22 23:42:55,030 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-22 23:42:55,031 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-22 23:42:55,031 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-22 23:42:55,031 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-22 23:42:55,032 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-22 23:42:55,032 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-22 23:42:55,032 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-22 23:42:55,032 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-22 23:42:55,034 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-22 23:42:55,034 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-22 23:42:55,035 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-22 23:42:55,035 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-22 23:42:55,035 INFO L206 nArgumentSynthesizer]: 3 loop disjuncts [2018-11-22 23:42:55,035 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-22 23:42:55,055 INFO L402 nArgumentSynthesizer]: We have 30 Motzkin's Theorem applications. [2018-11-22 23:42:55,055 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-22 23:42:55,175 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-22 23:42:55,175 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-22 23:42:55,176 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-22 23:42:55,176 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-22 23:42:55,176 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-22 23:42:55,177 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-22 23:42:55,177 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-22 23:42:55,177 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-22 23:42:55,177 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-22 23:42:55,178 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-22 23:42:55,178 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-22 23:42:55,178 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-22 23:42:55,178 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-22 23:42:55,179 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-22 23:42:55,179 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-22 23:42:55,179 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-22 23:42:55,179 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-22 23:42:55,181 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-22 23:42:55,181 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-22 23:42:55,182 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-22 23:42:55,182 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-22 23:42:55,183 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-22 23:42:55,183 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-22 23:42:55,183 INFO L206 nArgumentSynthesizer]: 3 loop disjuncts [2018-11-22 23:42:55,183 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-22 23:42:55,197 INFO L402 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2018-11-22 23:42:55,197 INFO L403 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2018-11-22 23:42:55,277 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-22 23:42:55,277 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-22 23:42:55,278 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-22 23:42:55,278 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-22 23:42:55,278 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-22 23:42:55,278 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-22 23:42:55,279 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-22 23:42:55,279 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-22 23:42:55,280 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-22 23:42:55,280 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-22 23:42:55,281 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-22 23:42:55,281 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-22 23:42:55,281 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-22 23:42:55,281 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-22 23:42:55,282 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-22 23:42:55,282 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-22 23:42:55,282 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-22 23:42:55,282 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-22 23:42:55,282 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-22 23:42:55,283 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-22 23:42:55,283 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-22 23:42:55,284 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-22 23:42:55,284 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-22 23:42:55,284 INFO L206 nArgumentSynthesizer]: 3 loop disjuncts [2018-11-22 23:42:55,284 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-22 23:42:55,296 INFO L402 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2018-11-22 23:42:55,296 INFO L403 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2018-11-22 23:42:55,365 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-22 23:42:55,365 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-22 23:42:55,365 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-22 23:42:55,366 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-22 23:42:55,366 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-22 23:42:55,366 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-22 23:42:55,366 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-22 23:42:55,367 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-22 23:42:55,367 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-22 23:42:55,367 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-22 23:42:55,368 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-22 23:42:55,368 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-22 23:42:55,368 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-22 23:42:55,369 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-22 23:42:55,369 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-22 23:42:55,369 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-22 23:42:55,369 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-22 23:42:55,370 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-22 23:42:55,370 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-22 23:42:55,370 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-22 23:42:55,371 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-22 23:42:55,371 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-22 23:42:55,371 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-22 23:42:55,371 INFO L206 nArgumentSynthesizer]: 3 loop disjuncts [2018-11-22 23:42:55,371 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-22 23:42:55,383 INFO L402 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2018-11-22 23:42:55,383 INFO L403 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2018-11-22 23:42:55,539 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-22 23:42:55,540 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-22 23:42:55,540 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-22 23:42:55,540 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-22 23:42:55,541 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-22 23:42:55,541 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-22 23:42:55,541 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-22 23:42:55,541 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-22 23:42:55,541 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-22 23:42:55,541 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-22 23:42:55,542 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-22 23:42:55,542 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-22 23:42:55,542 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-22 23:42:55,543 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-22 23:42:55,543 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-22 23:42:55,543 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-22 23:42:55,543 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-22 23:42:55,543 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-22 23:42:55,543 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-22 23:42:55,544 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-22 23:42:55,544 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-22 23:42:55,544 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-22 23:42:55,544 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-22 23:42:55,545 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-22 23:42:55,545 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-22 23:42:55,545 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-22 23:42:55,545 INFO L206 nArgumentSynthesizer]: 3 loop disjuncts [2018-11-22 23:42:55,545 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-22 23:42:55,552 INFO L402 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2018-11-22 23:42:55,552 INFO L403 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2018-11-22 23:42:55,596 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-22 23:42:55,596 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-22 23:42:55,597 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-22 23:42:55,597 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-22 23:42:55,597 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-22 23:42:55,598 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-22 23:42:55,598 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-22 23:42:55,598 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-22 23:42:55,598 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-22 23:42:55,598 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-22 23:42:55,599 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-22 23:42:55,601 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-22 23:42:55,601 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 [2018-11-22 23:42:55,602 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-22 23:42:55,602 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-22 23:42:55,602 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-22 23:42:55,602 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-22 23:42:55,602 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-22 23:42:55,602 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-22 23:42:55,603 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-22 23:42:55,603 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-22 23:42:55,604 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-22 23:42:55,604 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-22 23:42:55,604 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-22 23:42:55,604 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-22 23:42:55,605 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-22 23:42:55,605 INFO L206 nArgumentSynthesizer]: 3 loop disjuncts [2018-11-22 23:42:55,605 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-22 23:42:55,615 INFO L402 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2018-11-22 23:42:55,615 INFO L403 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2018-11-22 23:42:55,695 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-22 23:42:55,695 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-22 23:42:55,696 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 [2018-11-22 23:42:55,696 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-22 23:42:55,696 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-22 23:42:55,696 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-22 23:42:55,696 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-22 23:42:55,697 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-22 23:42:55,697 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-22 23:42:55,697 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-22 23:42:55,698 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-22 23:42:55,698 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-22 23:42:55,698 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-22 23:42:55,699 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-22 23:42:55,700 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-22 23:42:55,700 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-22 23:42:55,700 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-22 23:42:55,700 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-22 23:42:55,700 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-22 23:42:55,701 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-22 23:42:55,701 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-22 23:42:55,701 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-22 23:42:55,702 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-22 23:42:55,702 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-22 23:42:55,702 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-22 23:42:55,702 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-22 23:42:55,702 INFO L206 nArgumentSynthesizer]: 3 loop disjuncts [2018-11-22 23:42:55,703 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-22 23:42:55,716 INFO L402 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2018-11-22 23:42:55,716 INFO L403 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2018-11-22 23:42:55,934 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-22 23:42:55,934 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-22 23:42:55,934 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-22 23:42:55,935 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-22 23:42:55,935 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-22 23:42:55,935 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-22 23:42:55,935 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-22 23:42:55,935 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-22 23:42:55,935 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-22 23:42:55,935 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-22 23:42:55,935 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-22 23:42:55,936 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-22 23:42:55,936 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 [2018-11-22 23:42:55,937 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-22 23:42:55,937 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-22 23:42:55,937 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-22 23:42:55,937 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-22 23:42:55,937 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-22 23:42:55,937 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-22 23:42:55,938 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-22 23:42:55,938 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-22 23:42:55,939 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-22 23:42:55,939 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-22 23:42:55,939 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-22 23:42:55,939 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-22 23:42:55,939 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-22 23:42:55,939 INFO L206 nArgumentSynthesizer]: 3 loop disjuncts [2018-11-22 23:42:55,940 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-22 23:42:55,947 INFO L402 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2018-11-22 23:42:55,947 INFO L403 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2018-11-22 23:42:56,240 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-22 23:42:56,240 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-22 23:42:56,241 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-22 23:42:56,241 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-22 23:42:56,241 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-22 23:42:56,241 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-22 23:42:56,242 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-22 23:42:56,242 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-22 23:42:56,242 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-22 23:42:56,242 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-22 23:42:56,242 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-22 23:42:56,243 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-22 23:42:56,244 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-22 23:42:56,244 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-22 23:42:56,244 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-22 23:42:56,244 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-22 23:42:56,244 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-22 23:42:56,244 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-22 23:42:56,245 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-22 23:42:56,245 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-22 23:42:56,245 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-22 23:42:56,246 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-22 23:42:56,247 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-22 23:42:56,248 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-22 23:42:56,248 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-22 23:42:56,248 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-22 23:42:56,248 INFO L206 nArgumentSynthesizer]: 3 loop disjuncts [2018-11-22 23:42:56,248 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-22 23:42:56,259 INFO L402 nArgumentSynthesizer]: We have 90 Motzkin's Theorem applications. [2018-11-22 23:42:56,259 INFO L403 nArgumentSynthesizer]: A total of 18 supporting invariants were added. [2018-11-22 23:42:56,513 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-22 23:42:56,513 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2018-11-22 23:42:56,513 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~x~0, main_~y~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := 2; 5#L14-2true assume !!(main_~x~0 >= 0);main_~x~0 := main_~x~0 - main_~y~0;main_~y~0 := (if 1 + main_~y~0 < 0 && 0 != (1 + main_~y~0) % 2 then 1 + (1 + main_~y~0) / 2 else (1 + main_~y~0) / 2); 5#L14-2true [2018-11-22 23:42:56,514 INFO L796 eck$LassoCheckResult]: Loop: 5#L14-2true assume !!(main_~x~0 >= 0);main_~x~0 := main_~x~0 - main_~y~0;main_~y~0 := (if 1 + main_~y~0 < 0 && 0 != (1 + main_~y~0) % 2 then 1 + (1 + main_~y~0) / 2 else (1 + main_~y~0) / 2); 5#L14-2true [2018-11-22 23:42:56,514 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:42:56,514 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2018-11-22 23:42:56,514 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 23:42:56,514 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 23:42:56,515 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:42:56,515 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:42:56,515 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:42:56,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-22 23:42:56,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-22 23:42:56,520 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:42:56,520 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2018-11-22 23:42:56,521 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 23:42:56,521 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 23:42:56,521 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:42:56,521 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-22 23:42:56,522 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:42:56,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-22 23:42:56,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-22 23:42:56,525 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:42:56,525 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2018-11-22 23:42:56,525 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 23:42:56,526 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 23:42:56,526 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:42:56,526 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-22 23:42:56,526 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:42:56,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-22 23:42:56,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-22 23:42:56,662 INFO L216 LassoAnalysis]: Preferences: [2018-11-22 23:42:56,662 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-22 23:42:56,662 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-22 23:42:56,662 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-22 23:42:56,662 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-22 23:42:56,662 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-22 23:42:56,662 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-22 23:42:56,662 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-22 23:42:56,662 INFO L131 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5_true-termination_true-no-overflow.c_Iteration1_Lasso [2018-11-22 23:42:56,662 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-22 23:42:56,663 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-22 23:42:56,663 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-22 23:42:56,666 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-22 23:42:56,668 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-22 23:42:56,821 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-22 23:42:56,821 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6f90c2ed-04a8-43c2-953c-0aee57d82b75/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-22 23:42:56,822 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-22 23:42:56,822 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-22 23:42:56,827 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-22 23:42:56,828 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6f90c2ed-04a8-43c2-953c-0aee57d82b75/bin-2019/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-22 23:42:56,842 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-22 23:42:56,843 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-22 23:42:56,844 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-22 23:42:56,844 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6f90c2ed-04a8-43c2-953c-0aee57d82b75/bin-2019/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-22 23:42:56,859 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-22 23:42:56,860 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6f90c2ed-04a8-43c2-953c-0aee57d82b75/bin-2019/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-22 23:42:56,883 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-22 23:42:56,883 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-22 23:42:56,931 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-11-22 23:42:56,932 INFO L216 LassoAnalysis]: Preferences: [2018-11-22 23:42:56,932 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-22 23:42:56,932 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-22 23:42:56,933 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-22 23:42:56,933 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-22 23:42:56,933 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-22 23:42:56,933 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-22 23:42:56,933 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-22 23:42:56,933 INFO L131 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5_true-termination_true-no-overflow.c_Iteration1_Lasso [2018-11-22 23:42:56,933 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-22 23:42:56,933 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-22 23:42:56,934 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-22 23:42:56,936 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-22 23:42:56,937 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-22 23:42:57,146 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2018-11-22 23:42:57,147 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-22 23:42:57,147 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-22 23:42:57,147 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-22 23:42:57,148 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-22 23:42:57,148 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-22 23:42:57,148 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-22 23:42:57,148 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-22 23:42:57,148 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-22 23:42:57,149 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-22 23:42:57,149 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-22 23:42:57,149 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-22 23:42:57,150 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-22 23:42:57,150 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-22 23:42:57,150 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-22 23:42:57,150 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-22 23:42:57,150 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-22 23:42:57,150 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-22 23:42:57,150 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-22 23:42:57,150 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-22 23:42:57,151 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-22 23:42:57,151 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 [2018-11-22 23:42:57,152 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-22 23:42:57,152 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-22 23:42:57,152 INFO L206 nArgumentSynthesizer]: 3 loop disjuncts [2018-11-22 23:42:57,153 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-22 23:42:57,157 INFO L402 nArgumentSynthesizer]: We have 30 Motzkin's Theorem applications. [2018-11-22 23:42:57,157 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-22 23:42:57,180 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-22 23:42:57,181 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-22 23:42:57,181 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-22 23:42:57,181 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-22 23:42:57,181 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-22 23:42:57,181 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-22 23:42:57,182 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-22 23:42:57,182 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-22 23:42:57,182 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-22 23:42:57,182 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-22 23:42:57,182 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-22 23:42:57,183 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-22 23:42:57,183 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-22 23:42:57,183 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-22 23:42:57,183 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-22 23:42:57,183 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-22 23:42:57,183 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-22 23:42:57,183 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-22 23:42:57,183 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-22 23:42:57,184 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-22 23:42:57,184 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-22 23:42:57,184 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-22 23:42:57,184 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-22 23:42:57,185 INFO L206 nArgumentSynthesizer]: 3 loop disjuncts [2018-11-22 23:42:57,185 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-22 23:42:57,191 INFO L402 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2018-11-22 23:42:57,191 INFO L403 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2018-11-22 23:42:57,256 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-22 23:42:57,256 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-22 23:42:57,256 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-22 23:42:57,256 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-22 23:42:57,257 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-22 23:42:57,257 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-22 23:42:57,257 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-22 23:42:57,257 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-22 23:42:57,257 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-22 23:42:57,257 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-22 23:42:57,257 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-22 23:42:57,258 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-22 23:42:57,258 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-22 23:42:57,258 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-22 23:42:57,258 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-22 23:42:57,258 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-22 23:42:57,258 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-22 23:42:57,259 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-22 23:42:57,259 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-22 23:42:57,259 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-22 23:42:57,259 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-22 23:42:57,259 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-22 23:42:57,259 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-22 23:42:57,260 INFO L206 nArgumentSynthesizer]: 3 loop disjuncts [2018-11-22 23:42:57,260 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-22 23:42:57,268 INFO L402 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2018-11-22 23:42:57,268 INFO L403 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2018-11-22 23:42:57,325 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-22 23:42:57,325 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-22 23:42:57,325 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-22 23:42:57,326 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-22 23:42:57,326 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-22 23:42:57,326 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-22 23:42:57,326 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-22 23:42:57,326 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-22 23:42:57,326 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-22 23:42:57,327 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-22 23:42:57,327 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-22 23:42:57,328 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-22 23:42:57,328 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-22 23:42:57,328 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-22 23:42:57,329 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-22 23:42:57,329 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-22 23:42:57,329 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-22 23:42:57,329 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-22 23:42:57,329 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-22 23:42:57,329 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-22 23:42:57,330 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-22 23:42:57,330 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-22 23:42:57,330 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-22 23:42:57,330 INFO L206 nArgumentSynthesizer]: 3 loop disjuncts [2018-11-22 23:42:57,331 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-22 23:42:57,342 INFO L402 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2018-11-22 23:42:57,342 INFO L403 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2018-11-22 23:42:57,405 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-22 23:42:57,405 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-22 23:42:57,405 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-22 23:42:57,406 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-22 23:42:57,406 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-22 23:42:57,406 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-22 23:42:57,406 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-22 23:42:57,406 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-22 23:42:57,406 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-22 23:42:57,407 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-22 23:42:57,407 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-22 23:42:57,407 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-22 23:42:57,408 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-22 23:42:57,408 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-22 23:42:57,408 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-22 23:42:57,408 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-22 23:42:57,408 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-22 23:42:57,408 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-22 23:42:57,409 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-22 23:42:57,409 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-22 23:42:57,409 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-22 23:42:57,409 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-22 23:42:57,410 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-22 23:42:57,410 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-22 23:42:57,410 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-22 23:42:57,410 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-22 23:42:57,410 INFO L206 nArgumentSynthesizer]: 3 loop disjuncts [2018-11-22 23:42:57,410 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-22 23:42:57,418 INFO L402 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2018-11-22 23:42:57,419 INFO L403 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2018-11-22 23:42:57,470 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-22 23:42:57,470 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-22 23:42:57,470 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-22 23:42:57,471 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-22 23:42:57,471 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-22 23:42:57,471 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-22 23:42:57,471 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-22 23:42:57,473 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-22 23:42:57,473 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-22 23:42:57,474 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-22 23:42:57,474 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-22 23:42:57,475 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-22 23:42:57,475 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-22 23:42:57,475 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-22 23:42:57,475 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-22 23:42:57,476 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-22 23:42:57,476 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-22 23:42:57,476 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-22 23:42:57,476 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-22 23:42:57,476 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-22 23:42:57,476 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-22 23:42:57,477 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-22 23:42:57,477 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-22 23:42:57,477 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-22 23:42:57,478 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-22 23:42:57,478 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-22 23:42:57,478 INFO L206 nArgumentSynthesizer]: 3 loop disjuncts [2018-11-22 23:42:57,478 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-22 23:42:57,487 INFO L402 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2018-11-22 23:42:57,487 INFO L403 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2018-11-22 23:42:57,590 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-22 23:42:57,590 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-22 23:42:57,591 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-22 23:42:57,591 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-22 23:42:57,591 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-22 23:42:57,591 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-22 23:42:57,591 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-22 23:42:57,591 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-22 23:42:57,591 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-22 23:42:57,592 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-22 23:42:57,592 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-22 23:42:57,592 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-22 23:42:57,593 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-22 23:42:57,593 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-22 23:42:57,593 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-22 23:42:57,593 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-22 23:42:57,593 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-22 23:42:57,593 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-22 23:42:57,594 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-22 23:42:57,594 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-22 23:42:57,594 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-22 23:42:57,595 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-22 23:42:57,595 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-22 23:42:57,595 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-22 23:42:57,595 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-22 23:42:57,595 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-22 23:42:57,596 INFO L206 nArgumentSynthesizer]: 3 loop disjuncts [2018-11-22 23:42:57,596 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-22 23:42:57,608 INFO L402 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2018-11-22 23:42:57,608 INFO L403 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2018-11-22 23:42:57,724 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-22 23:42:57,724 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-22 23:42:57,725 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 [2018-11-22 23:42:57,725 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-22 23:42:57,725 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-22 23:42:57,725 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-22 23:42:57,725 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-22 23:42:57,725 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-22 23:42:57,726 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-22 23:42:57,726 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-22 23:42:57,726 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-22 23:42:57,727 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-22 23:42:57,727 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-22 23:42:57,727 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-22 23:42:57,728 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-22 23:42:57,728 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-22 23:42:57,728 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-22 23:42:57,728 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-22 23:42:57,728 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-22 23:42:57,728 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-22 23:42:57,728 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-22 23:42:57,729 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-22 23:42:57,729 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-22 23:42:57,730 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-22 23:42:57,730 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-22 23:42:57,730 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-22 23:42:57,730 INFO L206 nArgumentSynthesizer]: 3 loop disjuncts [2018-11-22 23:42:57,730 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-22 23:42:57,738 INFO L402 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2018-11-22 23:42:57,738 INFO L403 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2018-11-22 23:42:57,843 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-22 23:42:57,843 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-22 23:42:57,843 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-22 23:42:57,843 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-22 23:42:57,844 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-22 23:42:57,844 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-22 23:42:57,844 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-22 23:42:57,844 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-22 23:42:57,844 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-22 23:42:57,844 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-22 23:42:57,845 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-22 23:42:57,846 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-22 23:42:57,846 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-22 23:42:57,846 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-22 23:42:57,847 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-22 23:42:57,847 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-22 23:42:57,847 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-22 23:42:57,847 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-22 23:42:57,847 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-22 23:42:57,847 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-22 23:42:57,847 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-22 23:42:57,849 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-22 23:42:57,849 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-22 23:42:57,849 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-22 23:42:57,849 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-22 23:42:57,850 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-22 23:42:57,850 INFO L206 nArgumentSynthesizer]: 3 loop disjuncts [2018-11-22 23:42:57,850 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-22 23:42:57,859 INFO L402 nArgumentSynthesizer]: We have 90 Motzkin's Theorem applications. [2018-11-22 23:42:57,860 INFO L403 nArgumentSynthesizer]: A total of 18 supporting invariants were added. [2018-11-22 23:42:58,257 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-22 23:42:58,261 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.11 11:42:58 BoogieIcfgContainer [2018-11-22 23:42:58,261 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-22 23:42:58,261 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-22 23:42:58,261 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-22 23:42:58,262 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-22 23:42:58,262 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:42:53" (3/4) ... [2018-11-22 23:42:58,264 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-22 23:42:58,264 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-22 23:42:58,265 INFO L168 Benchmark]: Toolchain (without parser) took 4609.63 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 404.2 MB). Free memory was 959.1 MB in the beginning and 864.2 MB in the end (delta: 94.9 MB). Peak memory consumption was 499.1 MB. Max. memory is 11.5 GB. [2018-11-22 23:42:58,266 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 23:42:58,266 INFO L168 Benchmark]: CACSL2BoogieTranslator took 143.70 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 948.4 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-22 23:42:58,267 INFO L168 Benchmark]: Boogie Procedure Inliner took 21.54 ms. Allocated memory is still 1.0 GB. Free memory was 948.4 MB in the beginning and 945.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-22 23:42:58,267 INFO L168 Benchmark]: Boogie Preprocessor took 10.48 ms. Allocated memory is still 1.0 GB. Free memory is still 945.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 23:42:58,268 INFO L168 Benchmark]: RCFGBuilder took 162.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -172.2 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. [2018-11-22 23:42:58,268 INFO L168 Benchmark]: BuchiAutomizer took 4265.28 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 274.2 MB). Free memory was 1.1 GB in the beginning and 864.2 MB in the end (delta: 253.7 MB). Peak memory consumption was 539.0 MB. Max. memory is 11.5 GB. [2018-11-22 23:42:58,269 INFO L168 Benchmark]: Witness Printer took 3.11 ms. Allocated memory is still 1.4 GB. Free memory is still 864.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 23:42:58,272 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 143.70 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 948.4 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 21.54 ms. Allocated memory is still 1.0 GB. Free memory was 948.4 MB in the beginning and 945.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 10.48 ms. Allocated memory is still 1.0 GB. Free memory is still 945.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 162.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -172.2 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 4265.28 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 274.2 MB). Free memory was 1.1 GB in the beginning and 864.2 MB in the end (delta: 253.7 MB). Peak memory consumption was 539.0 MB. Max. memory is 11.5 GB. * Witness Printer took 3.11 ms. Allocated memory is still 1.4 GB. Free memory is still 864.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.2s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 4.1s. 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: inital49 mio100 ax100 hnf95 lsp100 ukn100 mio100 lsp100 div268 bol100 ite111 ukn100 eq134 hnf57 smp87 dnf214 smp81 tf100 neg98 sie102 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 407ms VariablesStem: 2 VariablesLoop: 6 DisjunctsStem: 1 DisjunctsLoop: 3 SupportingInvariants: 18 MotzkinApplications: 90 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_#t~nondet0, main_~x~0, main_~y~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := 2;" "assume !!(main_~x~0 >= 0);main_~x~0 := main_~x~0 - main_~y~0;main_~y~0 := (if 1 + main_~y~0 < 0 && 0 != (1 + main_~y~0) % 2 then 1 + (1 + main_~y~0) / 2 else (1 + main_~y~0) / 2);" Loop: "assume !!(main_~x~0 >= 0);main_~x~0 := main_~x~0 - main_~y~0;main_~y~0 := (if 1 + main_~y~0 < 0 && 0 != (1 + main_~y~0) % 2 then 1 + (1 + main_~y~0) / 2 else (1 + main_~y~0) / 2);" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...