./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 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_61634cbb-0586-426e-83c6-5dd3b8a0764b/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_61634cbb-0586-426e-83c6-5dd3b8a0764b/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_61634cbb-0586-426e-83c6-5dd3b8a0764b/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_61634cbb-0586-426e-83c6-5dd3b8a0764b/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_61634cbb-0586-426e-83c6-5dd3b8a0764b/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_61634cbb-0586-426e-83c6-5dd3b8a0764b/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 0.1.23-0cd3be1 [2018-11-28 13:24:16,931 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 13:24:16,932 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 13:24:16,938 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 13:24:16,939 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 13:24:16,939 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 13:24:16,940 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 13:24:16,941 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 13:24:16,942 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 13:24:16,943 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 13:24:16,943 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 13:24:16,943 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 13:24:16,944 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 13:24:16,945 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 13:24:16,946 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 13:24:16,946 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 13:24:16,947 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 13:24:16,948 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 13:24:16,949 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 13:24:16,950 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 13:24:16,951 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 13:24:16,952 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 13:24:16,953 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 13:24:16,954 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 13:24:16,954 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 13:24:16,954 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 13:24:16,955 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 13:24:16,956 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 13:24:16,956 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 13:24:16,957 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 13:24:16,957 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 13:24:16,958 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 13:24:16,958 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 13:24:16,958 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 13:24:16,958 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 13:24:16,959 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 13:24:16,959 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_61634cbb-0586-426e-83c6-5dd3b8a0764b/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-28 13:24:16,967 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 13:24:16,967 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 13:24:16,968 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 13:24:16,968 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 13:24:16,968 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 13:24:16,968 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-28 13:24:16,968 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-28 13:24:16,969 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-28 13:24:16,969 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-28 13:24:16,969 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-28 13:24:16,969 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-28 13:24:16,969 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 13:24:16,969 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 13:24:16,969 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-28 13:24:16,970 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 13:24:16,970 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 13:24:16,970 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 13:24:16,970 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-28 13:24:16,970 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-28 13:24:16,970 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-28 13:24:16,974 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 13:24:16,974 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 13:24:16,974 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-28 13:24:16,974 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 13:24:16,974 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-28 13:24:16,975 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 13:24:16,975 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 13:24:16,975 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-28 13:24:16,975 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 13:24:16,975 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 13:24:16,975 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-28 13:24:16,976 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-28 13:24:16,976 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_61634cbb-0586-426e-83c6-5dd3b8a0764b/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 [2018-11-28 13:24:17,001 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 13:24:17,009 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 13:24:17,012 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 13:24:17,013 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 13:24:17,014 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 13:24:17,014 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_61634cbb-0586-426e-83c6-5dd3b8a0764b/bin-2019/uautomizer/../../sv-benchmarks/c/loop-new/count_by_k_true-unreach-call_true-termination.i [2018-11-28 13:24:17,061 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_61634cbb-0586-426e-83c6-5dd3b8a0764b/bin-2019/uautomizer/data/914515fd1/0641e467108941d68de9faf7e123d828/FLAG17ca2b605 [2018-11-28 13:24:17,403 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 13:24:17,403 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_61634cbb-0586-426e-83c6-5dd3b8a0764b/sv-benchmarks/c/loop-new/count_by_k_true-unreach-call_true-termination.i [2018-11-28 13:24:17,407 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_61634cbb-0586-426e-83c6-5dd3b8a0764b/bin-2019/uautomizer/data/914515fd1/0641e467108941d68de9faf7e123d828/FLAG17ca2b605 [2018-11-28 13:24:17,833 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_61634cbb-0586-426e-83c6-5dd3b8a0764b/bin-2019/uautomizer/data/914515fd1/0641e467108941d68de9faf7e123d828 [2018-11-28 13:24:17,835 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 13:24:17,837 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 13:24:17,837 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 13:24:17,838 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 13:24:17,841 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 13:24:17,841 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:24:17" (1/1) ... [2018-11-28 13:24:17,844 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73178bf6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:24:17, skipping insertion in model container [2018-11-28 13:24:17,844 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:24:17" (1/1) ... [2018-11-28 13:24:17,848 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 13:24:17,858 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 13:24:17,954 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 13:24:17,957 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 13:24:17,966 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 13:24:17,974 INFO L195 MainTranslator]: Completed translation [2018-11-28 13:24:17,975 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:24:17 WrapperNode [2018-11-28 13:24:17,975 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 13:24:17,975 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 13:24:17,975 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 13:24:17,976 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 13:24:17,981 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:24:17" (1/1) ... [2018-11-28 13:24:17,984 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:24:17" (1/1) ... [2018-11-28 13:24:17,994 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 13:24:17,994 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 13:24:17,994 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 13:24:17,994 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 13:24:18,000 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:24:17" (1/1) ... [2018-11-28 13:24:18,000 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:24:17" (1/1) ... [2018-11-28 13:24:18,000 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:24:17" (1/1) ... [2018-11-28 13:24:18,000 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:24:17" (1/1) ... [2018-11-28 13:24:18,001 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:24:17" (1/1) ... [2018-11-28 13:24:18,004 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:24:17" (1/1) ... [2018-11-28 13:24:18,005 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:24:17" (1/1) ... [2018-11-28 13:24:18,005 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 13:24:18,005 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 13:24:18,006 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 13:24:18,006 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 13:24:18,006 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:24:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_61634cbb-0586-426e-83c6-5dd3b8a0764b/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 [2018-11-28 13:24:18,078 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 13:24:18,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 13:24:18,162 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 13:24:18,162 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-28 13:24:18,162 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:24:18 BoogieIcfgContainer [2018-11-28 13:24:18,162 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 13:24:18,163 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-28 13:24:18,163 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-28 13:24:18,165 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-28 13:24:18,166 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 13:24:18,166 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 01:24:17" (1/3) ... [2018-11-28 13:24:18,166 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3c23b537 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 01:24:18, skipping insertion in model container [2018-11-28 13:24:18,166 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 13:24:18,167 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:24:17" (2/3) ... [2018-11-28 13:24:18,167 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3c23b537 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 01:24:18, skipping insertion in model container [2018-11-28 13:24:18,167 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 13:24:18,167 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:24:18" (3/3) ... [2018-11-28 13:24:18,168 INFO L375 chiAutomizerObserver]: Analyzing ICFG count_by_k_true-unreach-call_true-termination.i [2018-11-28 13:24:18,201 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 13:24:18,201 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-28 13:24:18,202 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-28 13:24:18,202 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-28 13:24:18,202 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 13:24:18,202 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 13:24:18,202 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-28 13:24:18,202 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 13:24:18,202 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-28 13:24:18,211 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states. [2018-11-28 13:24:18,223 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2018-11-28 13:24:18,223 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 13:24:18,223 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 13:24:18,227 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-28 13:24:18,228 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2018-11-28 13:24:18,228 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-28 13:24:18,228 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states. [2018-11-28 13:24:18,229 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2018-11-28 13:24:18,229 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 13:24:18,229 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 13:24:18,229 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-28 13:24:18,229 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2018-11-28 13:24:18,234 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet1, main_~i~0, main_~k~0;havoc main_~i~0;havoc main_~k~0;main_~k~0 := main_#t~nondet1;havoc main_#t~nondet1; 12#L14true assume !!(0 <= main_~k~0 && main_~k~0 <= 10);main_~i~0 := 0; 7#L15-3true [2018-11-28 13:24:18,234 INFO L796 eck$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 [2018-11-28 13:24:18,238 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:24:18,238 INFO L82 PathProgramCache]: Analyzing trace with hash 998, now seen corresponding path program 1 times [2018-11-28 13:24:18,239 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:24:18,240 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:24:18,275 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:24:18,276 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:24:18,276 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:24:18,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 13:24:18,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 13:24:18,305 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:24:18,305 INFO L82 PathProgramCache]: Analyzing trace with hash 1411, now seen corresponding path program 1 times [2018-11-28 13:24:18,305 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:24:18,305 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:24:18,306 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:24:18,306 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:24:18,306 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:24:18,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 13:24:18,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 13:24:18,316 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:24:18,316 INFO L82 PathProgramCache]: Analyzing trace with hash 959528, now seen corresponding path program 1 times [2018-11-28 13:24:18,316 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:24:18,316 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:24:18,317 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:24:18,317 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:24:18,317 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:24:18,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 13:24:18,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 13:24:18,401 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 13:24:18,402 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 13:24:18,402 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 13:24:18,402 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 13:24:18,402 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 13:24:18,403 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 13:24:18,403 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 13:24:18,403 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 13:24:18,403 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_by_k_true-unreach-call_true-termination.i_Iteration1_Lasso [2018-11-28 13:24:18,403 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 13:24:18,403 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 13:24:18,420 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 13:24:18,425 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 13:24:18,441 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 13:24:18,500 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 13:24:18,501 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_61634cbb-0586-426e-83c6-5dd3b8a0764b/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 [2018-11-28 13:24:18,507 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 13:24:18,507 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 13:24:18,512 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 13:24:18,512 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_61634cbb-0586-426e-83c6-5dd3b8a0764b/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 [2018-11-28 13:24:18,528 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 13:24:18,528 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_61634cbb-0586-426e-83c6-5dd3b8a0764b/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 [2018-11-28 13:24:18,552 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 13:24:18,552 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 13:24:30,625 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-28 13:24:30,633 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 13:24:30,633 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 13:24:30,633 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 13:24:30,633 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 13:24:30,633 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 13:24:30,633 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 13:24:30,633 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 13:24:30,633 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 13:24:30,634 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_by_k_true-unreach-call_true-termination.i_Iteration1_Lasso [2018-11-28 13:24:30,634 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 13:24:30,634 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 13:24:30,635 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 13:24:30,637 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 13:24:30,639 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 13:24:30,703 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 13:24:30,706 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 13:24:30,707 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:24:30,708 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 13:24:30,709 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 13:24:30,710 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:24:30,710 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:24:30,710 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 13:24:30,712 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 13:24:30,712 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 13:24:30,714 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:24:30,714 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:24:30,715 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 13:24:30,715 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 13:24:30,715 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:24:30,715 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:24:30,716 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 13:24:30,716 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 13:24:30,716 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 13:24:30,717 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:24:30,717 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:24:30,718 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 13:24:30,718 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:24:30,718 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:24:30,718 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 13:24:30,722 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 13:24:30,722 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 13:24:30,743 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:24:30,744 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 13:24:30,744 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:24:30,744 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 13:24:30,745 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 13:24:30,745 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:24:30,745 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:24:30,745 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 13:24:30,746 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 13:24:30,746 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 13:24:30,746 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:24:30,747 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:24:30,747 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 13:24:30,747 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 13:24:30,747 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:24:30,748 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:24:30,748 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 13:24:30,748 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 13:24:30,748 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 13:24:30,749 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:24:30,749 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:24:30,750 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 13:24:30,750 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:24:30,750 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:24:30,750 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 13:24:30,754 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 13:24:30,754 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 13:24:30,784 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:24:30,784 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 13:24:30,785 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:24:30,785 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 13:24:30,786 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 13:24:30,786 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:24:30,786 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:24:30,786 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 13:24:30,787 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 13:24:30,787 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 13:24:30,788 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:24:30,788 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:24:30,788 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 13:24:30,788 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 13:24:30,789 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:24:30,789 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:24:30,789 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 13:24:30,789 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 13:24:30,790 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 13:24:30,790 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:24:30,790 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:24:30,791 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 13:24:30,791 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:24:30,791 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:24:30,791 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 13:24:30,796 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 13:24:30,796 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 13:24:30,828 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:24:30,829 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 13:24:30,829 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:24:30,829 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 13:24:30,830 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 13:24:30,830 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:24:30,830 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:24:30,830 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 13:24:30,831 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 13:24:30,831 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 13:24:30,831 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:24:30,832 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:24:30,832 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 13:24:30,832 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 13:24:30,832 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:24:30,832 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:24:30,832 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 13:24:30,833 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 13:24:30,833 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 13:24:30,833 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:24:30,834 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:24:30,834 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 13:24:30,834 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:24:30,834 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:24:30,834 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 13:24:30,838 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 13:24:30,838 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 13:24:30,864 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:24:30,864 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 13:24:30,864 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:24:30,865 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 13:24:30,865 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 13:24:30,866 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 13:24:30,866 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:24:30,866 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:24:30,866 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 13:24:30,867 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 13:24:30,867 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 13:24:30,868 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:24:30,868 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:24:30,869 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 13:24:30,869 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 13:24:30,869 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 13:24:30,869 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:24:30,869 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:24:30,869 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 13:24:30,870 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 13:24:30,870 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 13:24:30,871 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:24:30,871 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:24:30,872 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 13:24:30,872 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 13:24:30,872 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:24:30,872 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:24:30,872 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 13:24:30,874 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 13:24:30,874 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-28 13:24:30,895 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:24:30,895 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 13:24:30,895 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:24:30,896 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 13:24:30,896 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 13:24:30,896 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 13:24:30,896 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:24:30,897 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:24:30,897 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 13:24:30,898 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 13:24:30,898 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 13:24:30,899 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:24:30,899 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:24:30,900 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 13:24:30,900 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 13:24:30,900 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 13:24:30,900 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:24:30,900 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:24:30,900 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 13:24:30,901 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 13:24:30,901 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 13:24:30,902 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:24:30,903 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:24:30,903 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 13:24:30,903 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 13:24:30,904 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:24:30,904 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:24:30,904 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 13:24:30,907 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 13:24:30,907 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 13:24:30,929 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:24:30,930 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 13:24:30,930 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:24:30,931 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 13:24:30,931 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 13:24:30,931 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 13:24:30,931 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:24:30,932 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:24:30,932 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 13:24:30,933 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 13:24:30,933 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 13:24:30,934 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:24:30,934 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 [2018-11-28 13:24:30,935 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 13:24:30,935 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 13:24:30,935 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 13:24:30,935 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:24:30,936 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:24:30,936 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 13:24:30,937 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 13:24:30,937 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 13:24:30,938 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:24:30,938 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:24:30,939 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 13:24:30,939 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 13:24:30,940 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:24:30,940 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:24:30,940 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 13:24:30,943 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 13:24:30,943 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-28 13:24:30,972 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:24:30,972 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 13:24:30,973 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:24:30,973 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 13:24:30,973 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 13:24:30,973 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 13:24:30,974 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:24:30,974 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:24:30,974 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 13:24:30,974 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 13:24:30,975 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 13:24:30,976 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:24:30,976 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:24:30,976 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 13:24:30,977 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 13:24:30,977 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 13:24:30,977 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:24:30,977 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:24:30,977 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 13:24:30,977 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 13:24:30,977 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 13:24:30,978 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:24:30,979 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:24:30,979 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 13:24:30,979 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 13:24:30,979 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:24:30,979 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:24:30,979 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 13:24:30,980 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 13:24:30,980 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-28 13:24:30,998 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:24:30,999 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 13:24:30,999 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:24:30,999 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 13:24:31,000 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 13:24:31,000 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 13:24:31,000 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:24:31,000 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:24:31,000 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 13:24:31,001 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 13:24:31,001 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 13:24:31,003 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:24:31,003 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:24:31,004 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 13:24:31,004 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 13:24:31,004 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 13:24:31,004 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:24:31,004 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:24:31,004 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 13:24:31,005 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 13:24:31,005 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 13:24:31,007 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:24:31,007 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:24:31,007 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 13:24:31,008 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 13:24:31,008 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:24:31,008 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:24:31,008 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 13:24:31,010 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 13:24:31,010 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-28 13:24:31,049 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:24:31,049 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2018-11-28 13:24:31,049 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet1, main_~i~0, main_~k~0;havoc main_~i~0;havoc main_~k~0;main_~k~0 := main_#t~nondet1;havoc main_#t~nondet1; 12#L14true assume !!(0 <= main_~k~0 && main_~k~0 <= 10);main_~i~0 := 0; 7#L15-3true assume !!(main_~i~0 < 1000000 * main_~k~0); 10#L15-2true main_~i~0 := main_~i~0 + main_~k~0; 7#L15-3true [2018-11-28 13:24:31,050 INFO L796 eck$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 [2018-11-28 13:24:31,050 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:24:31,050 INFO L82 PathProgramCache]: Analyzing trace with hash 959528, now seen corresponding path program 2 times [2018-11-28 13:24:31,050 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:24:31,050 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:24:31,051 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:24:31,051 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:24:31,051 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:24:31,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 13:24:31,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 13:24:31,056 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:24:31,056 INFO L82 PathProgramCache]: Analyzing trace with hash 1411, now seen corresponding path program 2 times [2018-11-28 13:24:31,056 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:24:31,056 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:24:31,057 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:24:31,057 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 13:24:31,057 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:24:31,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 13:24:31,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 13:24:31,060 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:24:31,061 INFO L82 PathProgramCache]: Analyzing trace with hash 922106858, now seen corresponding path program 3 times [2018-11-28 13:24:31,061 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:24:31,061 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:24:31,061 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:24:31,062 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 13:24:31,062 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:24:31,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 13:24:31,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 13:24:31,121 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 13:24:31,121 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 13:24:31,121 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 13:24:31,122 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 13:24:31,122 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 13:24:31,122 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 13:24:31,122 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 13:24:31,122 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 13:24:31,122 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_by_k_true-unreach-call_true-termination.i_Iteration1_Lasso [2018-11-28 13:24:31,122 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 13:24:31,122 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 13:24:31,123 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 13:24:31,125 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 13:24:31,127 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 13:24:31,168 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 13:24:31,168 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_61634cbb-0586-426e-83c6-5dd3b8a0764b/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 [2018-11-28 13:24:31,183 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 13:24:31,183 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 13:24:31,196 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 13:24:31,196 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_61634cbb-0586-426e-83c6-5dd3b8a0764b/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 [2018-11-28 13:24:31,223 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 13:24:31,223 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 13:24:31,226 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 13:24:31,226 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_61634cbb-0586-426e-83c6-5dd3b8a0764b/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) [2018-11-28 13:24:31,255 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 13:24:31,255 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_61634cbb-0586-426e-83c6-5dd3b8a0764b/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 [2018-11-28 13:24:31,285 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 13:24:31,285 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 13:24:43,402 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2018-11-28 13:24:43,410 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 13:24:43,410 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 13:24:43,410 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 13:24:43,410 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 13:24:43,410 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 13:24:43,411 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 13:24:43,411 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 13:24:43,411 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 13:24:43,411 INFO L131 ssoRankerPreferences]: Filename of dumped script: count_by_k_true-unreach-call_true-termination.i_Iteration1_Lasso [2018-11-28 13:24:43,411 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 13:24:43,411 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 13:24:43,412 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 13:24:43,414 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 13:24:43,415 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 13:24:43,470 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 13:24:43,471 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 13:24:43,471 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:24:43,471 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 13:24:43,472 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 13:24:43,472 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:24:43,472 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:24:43,472 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 13:24:43,472 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 13:24:43,472 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 13:24:43,473 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:24:43,473 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 13:24:43,474 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 13:24:43,474 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 13:24:43,474 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:24:43,474 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:24:43,474 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 13:24:43,474 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 13:24:43,475 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 13:24:43,475 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 13:24:43,475 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 [2018-11-28 13:24:43,476 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 13:24:43,476 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 13:24:43,476 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 13:24:43,476 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 13:24:43,477 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 13:24:43,477 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 13:24:43,487 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2018-11-28 13:24:43,498 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2018-11-28 13:24:43,498 INFO L444 ModelExtractionUtils]: 2 out of 10 variables were initially zero. Simplification set additionally 3 variables to zero. [2018-11-28 13:24:43,500 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2018-11-28 13:24:43,501 INFO L440 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2018-11-28 13:24:43,502 INFO L518 LassoAnalysis]: Proved termination. [2018-11-28 13:24:43,502 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] [2018-11-28 13:24:43,507 INFO L297 tatePredicateManager]: 0 out of 1 supporting invariants were superfluous and have been removed [2018-11-28 13:24:43,587 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:24:43,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:24:43,599 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 13:24:43,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:24:43,628 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 13:24:43,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 13:24:43,668 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 [2018-11-28 13:24:43,669 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 11 states. Second operand 5 states. [2018-11-28 13:24:43,776 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. [2018-11-28 13:24:43,777 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 [2018-11-28 13:24:43,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-11-28 13:24:43,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 34 transitions. [2018-11-28 13:24:43,780 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 34 transitions. Stem has 4 letters. Loop has 2 letters. [2018-11-28 13:24:43,781 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-28 13:24:43,781 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 34 transitions. Stem has 6 letters. Loop has 2 letters. [2018-11-28 13:24:43,782 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-28 13:24:43,782 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 34 transitions. Stem has 4 letters. Loop has 4 letters. [2018-11-28 13:24:43,782 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-28 13:24:43,783 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 41 states and 49 transitions. [2018-11-28 13:24:43,785 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-28 13:24:43,788 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 41 states to 0 states and 0 transitions. [2018-11-28 13:24:43,789 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-11-28 13:24:43,789 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-11-28 13:24:43,790 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-11-28 13:24:43,790 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-28 13:24:43,790 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 13:24:43,790 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 13:24:43,790 INFO L608 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 13:24:43,790 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-28 13:24:43,791 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2018-11-28 13:24:43,791 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-28 13:24:43,791 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2018-11-28 13:24:43,796 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 01:24:43 BoogieIcfgContainer [2018-11-28 13:24:43,797 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-28 13:24:43,797 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 13:24:43,797 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 13:24:43,797 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 13:24:43,798 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:24:18" (3/4) ... [2018-11-28 13:24:43,801 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-28 13:24:43,801 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 13:24:43,802 INFO L168 Benchmark]: Toolchain (without parser) took 25965.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 956.0 MB in the beginning and 920.1 MB in the end (delta: 35.9 MB). Peak memory consumption was 165.9 MB. Max. memory is 11.5 GB. [2018-11-28 13:24:43,803 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 13:24:43,803 INFO L168 Benchmark]: CACSL2BoogieTranslator took 137.75 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 945.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-28 13:24:43,804 INFO L168 Benchmark]: Boogie Procedure Inliner took 18.86 ms. Allocated memory is still 1.0 GB. Free memory is still 945.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 13:24:43,804 INFO L168 Benchmark]: Boogie Preprocessor took 10.97 ms. Allocated memory is still 1.0 GB. Free memory was 945.3 MB in the beginning and 939.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-28 13:24:43,804 INFO L168 Benchmark]: RCFGBuilder took 157.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 939.9 MB in the beginning and 1.1 GB in the end (delta: -175.4 MB). Peak memory consumption was 12.9 MB. Max. memory is 11.5 GB. [2018-11-28 13:24:43,805 INFO L168 Benchmark]: BuchiAutomizer took 25633.84 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 920.1 MB in the end (delta: 195.2 MB). Peak memory consumption was 195.2 MB. Max. memory is 11.5 GB. [2018-11-28 13:24:43,805 INFO L168 Benchmark]: Witness Printer took 3.97 ms. Allocated memory is still 1.2 GB. Free memory is still 920.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 13:24:43,808 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 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 137.75 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 945.3 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 18.86 ms. Allocated memory is still 1.0 GB. Free memory is still 945.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 10.97 ms. Allocated memory is still 1.0 GB. Free memory was 945.3 MB in the beginning and 939.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 157.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 939.9 MB in the beginning and 1.1 GB in the end (delta: -175.4 MB). Peak memory consumption was 12.9 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 25633.84 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 920.1 MB in the end (delta: 195.2 MB). Peak memory consumption was 195.2 MB. Max. memory is 11.5 GB. * Witness Printer took 3.97 ms. Allocated memory is still 1.2 GB. Free memory is still 920.1 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 25.6s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 25.2s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. 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: 26ms VariablesStem: 2 VariablesLoop: 3 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 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...