./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loop-new/count_by_k_true-unreach-call_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_0c0cc6e6-b9a4-46fa-aa56-b882b78e0e75/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0c0cc6e6-b9a4-46fa-aa56-b882b78e0e75/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0c0cc6e6-b9a4-46fa-aa56-b882b78e0e75/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0c0cc6e6-b9a4-46fa-aa56-b882b78e0e75/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-new/count_by_k_true-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_0c0cc6e6-b9a4-46fa-aa56-b882b78e0e75/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0c0cc6e6-b9a4-46fa-aa56-b882b78e0e75/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0689bcaad6979e48b3cdd0eca14ed722ff5f763f ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 05:24:26,894 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 05:24:26,895 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 05:24:26,904 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 05:24:26,904 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 05:24:26,905 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 05:24:26,906 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 05:24:26,907 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 05:24:26,908 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 05:24:26,909 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 05:24:26,909 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 05:24:26,909 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 05:24:26,910 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 05:24:26,911 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 05:24:26,911 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 05:24:26,912 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 05:24:26,913 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 05:24:26,914 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 05:24:26,915 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 05:24:26,916 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 05:24:26,917 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 05:24:26,918 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 05:24:26,920 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 05:24:26,920 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 05:24:26,920 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 05:24:26,921 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 05:24:26,922 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 05:24:26,922 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 05:24:26,923 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 05:24:26,923 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 05:24:26,924 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 05:24:26,924 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 05:24:26,924 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 05:24:26,924 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 05:24:26,925 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 05:24:26,926 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 05:24:26,926 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0c0cc6e6-b9a4-46fa-aa56-b882b78e0e75/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-23 05:24:26,934 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 05:24:26,935 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 05:24:26,936 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 05:24:26,936 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 05:24:26,936 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 05:24:26,936 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-23 05:24:26,936 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-23 05:24:26,936 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-23 05:24:26,937 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-23 05:24:26,937 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-23 05:24:26,937 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-23 05:24:26,937 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 05:24:26,937 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 05:24:26,937 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-23 05:24:26,937 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 05:24:26,938 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 05:24:26,938 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 05:24:26,938 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-23 05:24:26,938 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-23 05:24:26,938 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-23 05:24:26,938 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 05:24:26,938 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 05:24:26,939 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-23 05:24:26,939 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 05:24:26,939 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-23 05:24:26,939 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 05:24:26,939 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 05:24:26,939 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-23 05:24:26,939 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 05:24:26,940 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 05:24:26,940 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-23 05:24:26,940 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-23 05:24:26,941 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_0c0cc6e6-b9a4-46fa-aa56-b882b78e0e75/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0689bcaad6979e48b3cdd0eca14ed722ff5f763f [2018-11-23 05:24:26,960 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 05:24:26,969 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 05:24:26,972 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 05:24:26,973 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 05:24:26,973 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 05:24:26,974 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0c0cc6e6-b9a4-46fa-aa56-b882b78e0e75/bin-2019/uautomizer/../../sv-benchmarks/c/loop-new/count_by_k_true-unreach-call_true-termination.i [2018-11-23 05:24:27,019 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0c0cc6e6-b9a4-46fa-aa56-b882b78e0e75/bin-2019/uautomizer/data/9986ece85/1efc1dc499ab486db20486b9a72bf6a5/FLAG8da98887f [2018-11-23 05:24:27,417 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 05:24:27,418 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0c0cc6e6-b9a4-46fa-aa56-b882b78e0e75/sv-benchmarks/c/loop-new/count_by_k_true-unreach-call_true-termination.i [2018-11-23 05:24:27,421 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0c0cc6e6-b9a4-46fa-aa56-b882b78e0e75/bin-2019/uautomizer/data/9986ece85/1efc1dc499ab486db20486b9a72bf6a5/FLAG8da98887f [2018-11-23 05:24:27,432 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0c0cc6e6-b9a4-46fa-aa56-b882b78e0e75/bin-2019/uautomizer/data/9986ece85/1efc1dc499ab486db20486b9a72bf6a5 [2018-11-23 05:24:27,434 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 05:24:27,435 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 05:24:27,436 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 05:24:27,436 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 05:24:27,438 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 05:24:27,439 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:24:27" (1/1) ... [2018-11-23 05:24:27,440 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72d07e6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:24:27, skipping insertion in model container [2018-11-23 05:24:27,440 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:24:27" (1/1) ... [2018-11-23 05:24:27,446 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 05:24:27,458 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 05:24:27,556 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 05:24:27,558 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 05:24:27,566 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 05:24:27,577 INFO L195 MainTranslator]: Completed translation [2018-11-23 05:24:27,578 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:24:27 WrapperNode [2018-11-23 05:24:27,578 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 05:24:27,578 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 05:24:27,578 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 05:24:27,579 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 05:24:27,585 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:24:27" (1/1) ... [2018-11-23 05:24:27,589 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:24:27" (1/1) ... [2018-11-23 05:24:27,603 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 05:24:27,604 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 05:24:27,604 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 05:24:27,604 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 05:24:27,609 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:24:27" (1/1) ... [2018-11-23 05:24:27,610 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:24:27" (1/1) ... [2018-11-23 05:24:27,610 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:24:27" (1/1) ... [2018-11-23 05:24:27,610 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:24:27" (1/1) ... [2018-11-23 05:24:27,611 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:24:27" (1/1) ... [2018-11-23 05:24:27,614 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:24:27" (1/1) ... [2018-11-23 05:24:27,614 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:24:27" (1/1) ... [2018-11-23 05:24:27,615 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 05:24:27,615 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 05:24:27,615 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 05:24:27,615 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 05:24:27,616 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:24:27" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0c0cc6e6-b9a4-46fa-aa56-b882b78e0e75/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 [2018-11-23 05:24:27,690 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 05:24:27,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 05:24:27,780 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 05:24:27,780 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-23 05:24:27,780 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:24:27 BoogieIcfgContainer [2018-11-23 05:24:27,780 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 05:24:27,781 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-23 05:24:27,781 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-23 05:24:27,783 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-23 05:24:27,784 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-23 05:24:27,784 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 23.11 05:24:27" (1/3) ... [2018-11-23 05:24:27,785 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@f5c22aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 05:24:27, skipping insertion in model container [2018-11-23 05:24:27,785 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-23 05:24:27,785 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:24:27" (2/3) ... [2018-11-23 05:24:27,785 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@f5c22aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 05:24:27, skipping insertion in model container [2018-11-23 05:24:27,785 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-23 05:24:27,785 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:24:27" (3/3) ... [2018-11-23 05:24:27,786 INFO L375 chiAutomizerObserver]: Analyzing ICFG count_by_k_true-unreach-call_true-termination.i [2018-11-23 05:24:27,835 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 05:24:27,835 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-23 05:24:27,835 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-23 05:24:27,835 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-23 05:24:27,836 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 05:24:27,836 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 05:24:27,836 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-23 05:24:27,836 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 05:24:27,836 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-23 05:24:27,849 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states. [2018-11-23 05:24:27,866 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2018-11-23 05:24:27,867 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-23 05:24:27,867 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-23 05:24:27,873 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-23 05:24:27,873 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2018-11-23 05:24:27,873 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-23 05:24:27,873 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states. [2018-11-23 05:24:27,874 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2018-11-23 05:24:27,875 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-23 05:24:27,875 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-23 05:24:27,875 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-23 05:24:27,875 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2018-11-23 05:24:27,882 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet1, main_~i~0, main_~k~0;havoc main_~i~0;havoc main_~k~0;main_~k~0 := main_#t~nondet1;havoc main_#t~nondet1; 12#L14true assume !!(0 <= main_~k~0 && main_~k~0 <= 10);main_~i~0 := 0; 7#L15-3true [2018-11-23 05:24:27,882 INFO L796 eck$LassoCheckResult]: Loop: 7#L15-3true assume !!(main_~i~0 < 1000000 * main_~k~0); 10#L15-2true main_~i~0 := main_~i~0 + main_~k~0; 7#L15-3true [2018-11-23 05:24:27,888 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:24:27,888 INFO L82 PathProgramCache]: Analyzing trace with hash 998, now seen corresponding path program 1 times [2018-11-23 05:24:27,889 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:24:27,891 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:24:27,927 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:24:27,927 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:24:27,928 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:24:27,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 05:24:27,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 05:24:27,959 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:24:27,959 INFO L82 PathProgramCache]: Analyzing trace with hash 1411, now seen corresponding path program 1 times [2018-11-23 05:24:27,959 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:24:27,959 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:24:27,960 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:24:27,960 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:24:27,960 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:24:27,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 05:24:27,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 05:24:27,972 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:24:27,972 INFO L82 PathProgramCache]: Analyzing trace with hash 959528, now seen corresponding path program 1 times [2018-11-23 05:24:27,972 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:24:27,973 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:24:27,973 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:24:27,974 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:24:27,974 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:24:27,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 05:24:27,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 05:24:28,052 INFO L216 LassoAnalysis]: Preferences: [2018-11-23 05:24:28,053 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-23 05:24:28,053 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-23 05:24:28,054 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-23 05:24:28,054 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-23 05:24:28,054 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 05:24:28,054 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-23 05:24:28,054 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-23 05:24:28,054 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_by_k_true-unreach-call_true-termination.i_Iteration1_Lasso [2018-11-23 05:24:28,054 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-23 05:24:28,055 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-23 05:24:28,073 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 05:24:28,086 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 05:24:28,098 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 05:24:28,149 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-23 05:24:28,149 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0c0cc6e6-b9a4-46fa-aa56-b882b78e0e75/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 [2018-11-23 05:24:28,153 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 05:24:28,153 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 05:24:28,159 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 05:24:28,159 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1=0} Honda state: {ULTIMATE.start_main_#t~nondet1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0c0cc6e6-b9a4-46fa-aa56-b882b78e0e75/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 [2018-11-23 05:24:28,175 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 05:24:28,175 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0c0cc6e6-b9a4-46fa-aa56-b882b78e0e75/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 [2018-11-23 05:24:28,191 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-23 05:24:28,192 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 05:24:40,267 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-23 05:24:40,275 INFO L216 LassoAnalysis]: Preferences: [2018-11-23 05:24:40,275 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-23 05:24:40,275 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-23 05:24:40,275 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-23 05:24:40,275 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-23 05:24:40,275 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 05:24:40,275 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-23 05:24:40,275 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-23 05:24:40,275 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_by_k_true-unreach-call_true-termination.i_Iteration1_Lasso [2018-11-23 05:24:40,276 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-23 05:24:40,276 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-23 05:24:40,277 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 05:24:40,279 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 05:24:40,282 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 05:24:40,325 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-23 05:24:40,328 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-23 05:24:40,329 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 [2018-11-23 05:24:40,330 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 05:24:40,330 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 05:24:40,330 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 05:24:40,331 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 05:24:40,331 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 05:24:40,332 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 05:24:40,332 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 05:24:40,333 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 05:24:40,334 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 [2018-11-23 05:24:40,334 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 05:24:40,334 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 05:24:40,335 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 05:24:40,335 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 05:24:40,335 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 05:24:40,335 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 05:24:40,336 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 05:24:40,336 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 05:24:40,337 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 [2018-11-23 05:24:40,337 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 05:24:40,337 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 05:24:40,337 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 05:24:40,337 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 05:24:40,341 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 05:24:40,341 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-23 05:24:40,374 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 05:24:40,374 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-23 05:24:40,375 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 [2018-11-23 05:24:40,375 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 05:24:40,376 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 05:24:40,376 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 05:24:40,376 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 05:24:40,376 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 05:24:40,376 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 05:24:40,376 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 05:24:40,377 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 05:24:40,378 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 [2018-11-23 05:24:40,378 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 05:24:40,378 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 05:24:40,378 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 05:24:40,379 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 05:24:40,379 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 05:24:40,379 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 05:24:40,379 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 05:24:40,380 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 05:24:40,380 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 [2018-11-23 05:24:40,381 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 05:24:40,381 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 05:24:40,381 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 05:24:40,381 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 05:24:40,384 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-23 05:24:40,384 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-23 05:24:40,406 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 05:24:40,406 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-23 05:24:40,406 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 [2018-11-23 05:24:40,407 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 05:24:40,407 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 05:24:40,407 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 05:24:40,407 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 05:24:40,407 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 05:24:40,408 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 05:24:40,408 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 05:24:40,409 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 05:24:40,410 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 [2018-11-23 05:24:40,410 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 05:24:40,410 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 05:24:40,410 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 05:24:40,410 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 05:24:40,411 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 05:24:40,411 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 05:24:40,411 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 05:24:40,412 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 05:24:40,412 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 05:24:40,413 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 05:24:40,413 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 05:24:40,413 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 05:24:40,413 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 05:24:40,416 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 05:24:40,416 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 05:24:40,438 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 05:24:40,438 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-23 05:24:40,439 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 05:24:40,439 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 05:24:40,439 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 05:24:40,440 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 05:24:40,440 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 05:24:40,440 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 05:24:40,441 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 05:24:40,441 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 05:24:40,442 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 05:24:40,442 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 [2018-11-23 05:24:40,442 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 05:24:40,443 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 05:24:40,443 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 05:24:40,443 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 05:24:40,443 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 05:24:40,444 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 05:24:40,444 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 05:24:40,445 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 05:24:40,445 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 [2018-11-23 05:24:40,445 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 05:24:40,446 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 05:24:40,446 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 05:24:40,446 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 05:24:40,450 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-23 05:24:40,450 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-23 05:24:40,471 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 05:24:40,472 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-23 05:24:40,472 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 [2018-11-23 05:24:40,473 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 05:24:40,473 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 05:24:40,473 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 05:24:40,473 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 05:24:40,474 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 05:24:40,474 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 05:24:40,474 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 05:24:40,474 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 05:24:40,475 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 05:24:40,475 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 [2018-11-23 05:24:40,476 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 05:24:40,476 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 05:24:40,476 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 05:24:40,476 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 05:24:40,477 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 05:24:40,477 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 05:24:40,477 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 05:24:40,477 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 05:24:40,478 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 05:24:40,478 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 [2018-11-23 05:24:40,478 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 05:24:40,479 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 05:24:40,479 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 05:24:40,479 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 05:24:40,479 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 05:24:40,480 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-23 05:24:40,480 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-23 05:24:40,501 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 05:24:40,502 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-23 05:24:40,502 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 05:24:40,503 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 05:24:40,503 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 05:24:40,503 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 05:24:40,503 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 05:24:40,503 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 05:24:40,503 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 05:24:40,505 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 05:24:40,505 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 05:24:40,511 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 05:24:40,511 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 [2018-11-23 05:24:40,511 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 05:24:40,512 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 05:24:40,512 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 05:24:40,512 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 05:24:40,512 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 05:24:40,512 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 05:24:40,513 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 05:24:40,513 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 05:24:40,514 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 05:24:40,515 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 [2018-11-23 05:24:40,515 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 05:24:40,516 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-23 05:24:40,516 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 05:24:40,516 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 05:24:40,516 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 05:24:40,519 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 05:24:40,519 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 05:24:40,540 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 05:24:40,540 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-23 05:24:40,540 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 [2018-11-23 05:24:40,541 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 05:24:40,541 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 05:24:40,541 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 05:24:40,541 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 05:24:40,541 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 05:24:40,541 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 05:24:40,543 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 05:24:40,543 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 05:24:40,544 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 05:24:40,544 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 [2018-11-23 05:24:40,545 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 05:24:40,545 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 05:24:40,545 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 05:24:40,545 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 05:24:40,545 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 05:24:40,545 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 05:24:40,546 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-23 05:24:40,546 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 05:24:40,547 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 05:24:40,547 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 [2018-11-23 05:24:40,548 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 05:24:40,548 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 05:24:40,548 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 05:24:40,548 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 05:24:40,548 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-23 05:24:40,552 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-23 05:24:40,552 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-23 05:24:40,575 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 05:24:40,576 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-23 05:24:40,576 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 [2018-11-23 05:24:40,576 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 05:24:40,577 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 05:24:40,577 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 05:24:40,577 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 05:24:40,577 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 05:24:40,577 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 05:24:40,578 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 05:24:40,578 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 05:24:40,579 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 05:24:40,580 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 [2018-11-23 05:24:40,580 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 05:24:40,580 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 05:24:40,580 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 05:24:40,580 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 05:24:40,581 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 05:24:40,581 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 05:24:40,581 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 05:24:40,581 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 05:24:40,582 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 05:24:40,583 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 [2018-11-23 05:24:40,583 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 05:24:40,583 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-23 05:24:40,584 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 05:24:40,584 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 05:24:40,584 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 05:24:40,585 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 05:24:40,586 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 05:24:40,605 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 05:24:40,606 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-23 05:24:40,606 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 [2018-11-23 05:24:40,607 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 05:24:40,607 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 05:24:40,607 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 05:24:40,607 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 05:24:40,607 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 05:24:40,607 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 05:24:40,608 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 05:24:40,608 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 05:24:40,610 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 05:24:40,611 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 [2018-11-23 05:24:40,611 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 05:24:40,611 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 05:24:40,611 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 05:24:40,612 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 05:24:40,612 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 05:24:40,612 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 05:24:40,613 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 05:24:40,613 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 05:24:40,615 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 05:24:40,615 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 [2018-11-23 05:24:40,616 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-23 05:24:40,616 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-23 05:24:40,616 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 05:24:40,616 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 05:24:40,616 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-23 05:24:40,619 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-23 05:24:40,619 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-23 05:24:40,672 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 05:24:40,672 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2018-11-23 05:24:40,673 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet1, main_~i~0, main_~k~0;havoc main_~i~0;havoc main_~k~0;main_~k~0 := main_#t~nondet1;havoc main_#t~nondet1; 12#L14true assume !!(0 <= main_~k~0 && main_~k~0 <= 10);main_~i~0 := 0; 7#L15-3true assume !!(main_~i~0 < 1000000 * main_~k~0); 10#L15-2true main_~i~0 := main_~i~0 + main_~k~0; 7#L15-3true [2018-11-23 05:24:40,673 INFO L796 eck$LassoCheckResult]: Loop: 7#L15-3true assume !!(main_~i~0 < 1000000 * main_~k~0); 10#L15-2true main_~i~0 := main_~i~0 + main_~k~0; 7#L15-3true [2018-11-23 05:24:40,674 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:24:40,674 INFO L82 PathProgramCache]: Analyzing trace with hash 959528, now seen corresponding path program 2 times [2018-11-23 05:24:40,674 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:24:40,674 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:24:40,675 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:24:40,675 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:24:40,675 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:24:40,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 05:24:40,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 05:24:40,684 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:24:40,685 INFO L82 PathProgramCache]: Analyzing trace with hash 1411, now seen corresponding path program 2 times [2018-11-23 05:24:40,685 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:24:40,685 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:24:40,685 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:24:40,686 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-23 05:24:40,686 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:24:40,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 05:24:40,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 05:24:40,689 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:24:40,689 INFO L82 PathProgramCache]: Analyzing trace with hash 922106858, now seen corresponding path program 3 times [2018-11-23 05:24:40,689 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:24:40,689 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:24:40,692 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:24:40,692 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-23 05:24:40,693 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:24:40,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 05:24:40,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 05:24:40,785 INFO L216 LassoAnalysis]: Preferences: [2018-11-23 05:24:40,785 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-23 05:24:40,786 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-23 05:24:40,786 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-23 05:24:40,786 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-23 05:24:40,786 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 05:24:40,786 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-23 05:24:40,786 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-23 05:24:40,786 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_by_k_true-unreach-call_true-termination.i_Iteration1_Lasso [2018-11-23 05:24:40,786 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-23 05:24:40,786 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-23 05:24:40,788 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 05:24:40,791 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 05:24:40,811 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 05:24:40,869 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-23 05:24:40,870 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0c0cc6e6-b9a4-46fa-aa56-b882b78e0e75/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 [2018-11-23 05:24:40,879 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 05:24:40,879 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 05:24:40,882 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 05:24:40,882 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_0c0cc6e6-b9a4-46fa-aa56-b882b78e0e75/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 [2018-11-23 05:24:40,903 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 05:24:40,903 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0c0cc6e6-b9a4-46fa-aa56-b882b78e0e75/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 [2018-11-23 05:24:40,921 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-23 05:24:40,921 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 05:24:52,994 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-23 05:24:53,002 INFO L216 LassoAnalysis]: Preferences: [2018-11-23 05:24:53,003 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-23 05:24:53,003 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-23 05:24:53,003 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-23 05:24:53,003 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-23 05:24:53,003 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 05:24:53,003 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-23 05:24:53,003 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-23 05:24:53,003 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_by_k_true-unreach-call_true-termination.i_Iteration1_Lasso [2018-11-23 05:24:53,003 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-23 05:24:53,003 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-23 05:24:53,004 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 05:24:53,006 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 05:24:53,007 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 05:24:53,040 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-23 05:24:53,040 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-23 05:24:53,041 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 05:24:53,041 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 05:24:53,041 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 05:24:53,042 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 05:24:53,042 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 05:24:53,042 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 05:24:53,042 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 05:24:53,042 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 05:24:53,043 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 05:24:53,043 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 [2018-11-23 05:24:53,043 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 05:24:53,044 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 05:24:53,044 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 05:24:53,044 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 05:24:53,044 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 05:24:53,044 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 05:24:53,044 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 05:24:53,045 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 05:24:53,045 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 [2018-11-23 05:24:53,045 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 05:24:53,045 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 05:24:53,046 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 05:24:53,046 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 05:24:53,047 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 05:24:53,047 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-23 05:24:53,053 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2018-11-23 05:24:53,058 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2018-11-23 05:24:53,059 INFO L444 ModelExtractionUtils]: 4 out of 10 variables were initially zero. Simplification set additionally 1 variables to zero. [2018-11-23 05:24:53,060 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2018-11-23 05:24:53,061 INFO L440 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2018-11-23 05:24:53,061 INFO L518 LassoAnalysis]: Proved termination. [2018-11-23 05:24:53,062 INFO L520 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0, ULTIMATE.start_main_~k~0) = -1*ULTIMATE.start_main_~i~0 + 1000000*ULTIMATE.start_main_~k~0 Supporting invariants [1000000*ULTIMATE.start_main_~k~0 - 1 >= 0] [2018-11-23 05:24:53,067 INFO L297 tatePredicateManager]: 0 out of 1 supporting invariants were superfluous and have been removed [2018-11-23 05:24:53,097 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:24:53,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:24:53,107 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 05:24:53,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:24:53,131 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 05:24:53,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 05:24:53,157 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2018-11-23 05:24:53,159 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 11 states. Second operand 5 states. [2018-11-23 05:24:53,233 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 11 states.. Second operand 5 states. Result 41 states and 49 transitions. Complement of second has 9 states. [2018-11-23 05:24:53,234 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 3 stem states 2 non-accepting loop states 1 accepting loop states [2018-11-23 05:24:53,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-11-23 05:24:53,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 34 transitions. [2018-11-23 05:24:53,237 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 34 transitions. Stem has 4 letters. Loop has 2 letters. [2018-11-23 05:24:53,238 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-23 05:24:53,238 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 34 transitions. Stem has 6 letters. Loop has 2 letters. [2018-11-23 05:24:53,238 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-23 05:24:53,238 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 34 transitions. Stem has 4 letters. Loop has 4 letters. [2018-11-23 05:24:53,239 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-23 05:24:53,239 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 41 states and 49 transitions. [2018-11-23 05:24:53,242 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-23 05:24:53,244 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 41 states to 0 states and 0 transitions. [2018-11-23 05:24:53,245 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-11-23 05:24:53,245 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-11-23 05:24:53,245 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-11-23 05:24:53,246 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-23 05:24:53,247 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 05:24:53,247 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 05:24:53,247 INFO L608 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 05:24:53,247 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-23 05:24:53,247 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2018-11-23 05:24:53,247 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-23 05:24:53,247 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2018-11-23 05:24:53,252 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 23.11 05:24:53 BoogieIcfgContainer [2018-11-23 05:24:53,252 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-23 05:24:53,252 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 05:24:53,252 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 05:24:53,252 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 05:24:53,253 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:24:27" (3/4) ... [2018-11-23 05:24:53,258 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-23 05:24:53,258 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 05:24:53,258 INFO L168 Benchmark]: Toolchain (without parser) took 25823.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.5 MB). Free memory was 953.8 MB in the beginning and 929.6 MB in the end (delta: 24.1 MB). Peak memory consumption was 175.6 MB. Max. memory is 11.5 GB. [2018-11-23 05:24:53,260 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 05:24:53,260 INFO L168 Benchmark]: CACSL2BoogieTranslator took 142.15 ms. Allocated memory is still 1.0 GB. Free memory was 953.8 MB in the beginning and 943.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-23 05:24:53,262 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.04 ms. Allocated memory is still 1.0 GB. Free memory was 943.0 MB in the beginning and 940.3 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-23 05:24:53,262 INFO L168 Benchmark]: Boogie Preprocessor took 11.34 ms. Allocated memory is still 1.0 GB. Free memory is still 940.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 05:24:53,262 INFO L168 Benchmark]: RCFGBuilder took 165.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.5 MB). Free memory was 940.3 MB in the beginning and 1.1 GB in the end (delta: -194.5 MB). Peak memory consumption was 14.6 MB. Max. memory is 11.5 GB. [2018-11-23 05:24:53,263 INFO L168 Benchmark]: BuchiAutomizer took 25471.15 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 929.6 MB in the end (delta: 205.2 MB). Peak memory consumption was 205.2 MB. Max. memory is 11.5 GB. [2018-11-23 05:24:53,264 INFO L168 Benchmark]: Witness Printer took 5.64 ms. Allocated memory is still 1.2 GB. Free memory is still 929.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 05:24:53,266 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 142.15 ms. Allocated memory is still 1.0 GB. Free memory was 953.8 MB in the beginning and 943.0 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 25.04 ms. Allocated memory is still 1.0 GB. Free memory was 943.0 MB in the beginning and 940.3 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 11.34 ms. Allocated memory is still 1.0 GB. Free memory is still 940.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 165.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.5 MB). Free memory was 940.3 MB in the beginning and 1.1 GB in the end (delta: -194.5 MB). Peak memory consumption was 14.6 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 25471.15 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 929.6 MB in the end (delta: 205.2 MB). Peak memory consumption was 205.2 MB. Max. memory is 11.5 GB. * Witness Printer took 5.64 ms. Allocated memory is still 1.2 GB. Free memory is still 929.6 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 Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * i + 1000000 * k and consists of 7 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 25.4s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 25.1s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. Minimization of det autom 1. 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 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 15 SDtfs, 20 SDslu, 20 SDs, 0 SdLazy, 19 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital23 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq143 hnf93 smp100 dnf100 smp100 tf100 neg100 sie112 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 16ms VariablesStem: 2 VariablesLoop: 3 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 1 LassoNonterminationAnalysisTime: 12.1s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...