./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/array-memsafety/cstrncpy-alloca_true-valid-memsafety_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_2038b506-bfbe-45e6-b3c7-2cea9a0cdccc/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2038b506-bfbe-45e6-b3c7-2cea9a0cdccc/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2038b506-bfbe-45e6-b3c7-2cea9a0cdccc/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2038b506-bfbe-45e6-b3c7-2cea9a0cdccc/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/array-memsafety/cstrncpy-alloca_true-valid-memsafety_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_2038b506-bfbe-45e6-b3c7-2cea9a0cdccc/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2038b506-bfbe-45e6-b3c7-2cea9a0cdccc/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 a42c021ebd0de645918b065980a1f8d912cba85d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 11:17:11,638 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 11:17:11,639 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 11:17:11,645 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 11:17:11,646 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 11:17:11,646 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 11:17:11,647 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 11:17:11,647 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 11:17:11,648 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 11:17:11,649 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 11:17:11,649 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 11:17:11,649 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 11:17:11,650 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 11:17:11,650 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 11:17:11,651 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 11:17:11,651 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 11:17:11,652 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 11:17:11,652 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 11:17:11,653 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 11:17:11,654 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 11:17:11,654 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 11:17:11,655 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 11:17:11,656 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 11:17:11,656 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 11:17:11,656 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 11:17:11,657 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 11:17:11,657 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 11:17:11,658 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 11:17:11,658 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 11:17:11,659 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 11:17:11,659 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 11:17:11,659 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 11:17:11,659 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 11:17:11,659 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 11:17:11,660 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 11:17:11,660 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 11:17:11,660 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2038b506-bfbe-45e6-b3c7-2cea9a0cdccc/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-12-09 11:17:11,668 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 11:17:11,668 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 11:17:11,668 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 11:17:11,668 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 11:17:11,669 INFO L133 SettingsManager]: * Use SBE=true [2018-12-09 11:17:11,669 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-12-09 11:17:11,669 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-12-09 11:17:11,669 INFO L133 SettingsManager]: * Use old map elimination=false [2018-12-09 11:17:11,669 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-12-09 11:17:11,669 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-12-09 11:17:11,669 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-12-09 11:17:11,669 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 11:17:11,669 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 11:17:11,669 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-09 11:17:11,670 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 11:17:11,670 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 11:17:11,670 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 11:17:11,670 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-12-09 11:17:11,670 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-12-09 11:17:11,670 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-12-09 11:17:11,670 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 11:17:11,670 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 11:17:11,670 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-12-09 11:17:11,670 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 11:17:11,670 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-12-09 11:17:11,671 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 11:17:11,671 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 11:17:11,671 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-12-09 11:17:11,671 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 11:17:11,671 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-09 11:17:11,671 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-12-09 11:17:11,672 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-12-09 11:17:11,672 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_2038b506-bfbe-45e6-b3c7-2cea9a0cdccc/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 -> a42c021ebd0de645918b065980a1f8d912cba85d [2018-12-09 11:17:11,689 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 11:17:11,698 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 11:17:11,700 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 11:17:11,701 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 11:17:11,701 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 11:17:11,702 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2038b506-bfbe-45e6-b3c7-2cea9a0cdccc/bin-2019/uautomizer/../../sv-benchmarks/c/array-memsafety/cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-12-09 11:17:11,743 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2038b506-bfbe-45e6-b3c7-2cea9a0cdccc/bin-2019/uautomizer/data/7190c2e24/25da98d7ca954e108c1218bfad09dce3/FLAG514ba0094 [2018-12-09 11:17:12,211 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 11:17:12,211 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2038b506-bfbe-45e6-b3c7-2cea9a0cdccc/sv-benchmarks/c/array-memsafety/cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-12-09 11:17:12,217 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2038b506-bfbe-45e6-b3c7-2cea9a0cdccc/bin-2019/uautomizer/data/7190c2e24/25da98d7ca954e108c1218bfad09dce3/FLAG514ba0094 [2018-12-09 11:17:12,225 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2038b506-bfbe-45e6-b3c7-2cea9a0cdccc/bin-2019/uautomizer/data/7190c2e24/25da98d7ca954e108c1218bfad09dce3 [2018-12-09 11:17:12,227 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 11:17:12,227 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 11:17:12,228 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 11:17:12,228 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 11:17:12,230 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 11:17:12,230 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 11:17:12" (1/1) ... [2018-12-09 11:17:12,232 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68649384 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:17:12, skipping insertion in model container [2018-12-09 11:17:12,232 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 11:17:12" (1/1) ... [2018-12-09 11:17:12,237 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 11:17:12,260 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 11:17:12,406 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 11:17:12,448 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 11:17:12,473 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 11:17:12,496 INFO L195 MainTranslator]: Completed translation [2018-12-09 11:17:12,496 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:17:12 WrapperNode [2018-12-09 11:17:12,496 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 11:17:12,497 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 11:17:12,497 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 11:17:12,497 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 11:17:12,502 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:17:12" (1/1) ... [2018-12-09 11:17:12,512 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:17:12" (1/1) ... [2018-12-09 11:17:12,526 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 11:17:12,526 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 11:17:12,526 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 11:17:12,527 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 11:17:12,532 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:17:12" (1/1) ... [2018-12-09 11:17:12,532 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:17:12" (1/1) ... [2018-12-09 11:17:12,534 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:17:12" (1/1) ... [2018-12-09 11:17:12,534 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:17:12" (1/1) ... [2018-12-09 11:17:12,538 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:17:12" (1/1) ... [2018-12-09 11:17:12,542 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:17:12" (1/1) ... [2018-12-09 11:17:12,543 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:17:12" (1/1) ... [2018-12-09 11:17:12,545 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 11:17:12,545 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 11:17:12,545 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 11:17:12,546 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 11:17:12,546 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:17:12" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2038b506-bfbe-45e6-b3c7-2cea9a0cdccc/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 [2018-12-09 11:17:12,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 11:17:12,580 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-09 11:17:12,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-09 11:17:12,580 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 11:17:12,580 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 11:17:12,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 11:17:12,710 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 11:17:12,710 INFO L280 CfgBuilder]: Removed 8 assue(true) statements. [2018-12-09 11:17:12,711 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 11:17:12 BoogieIcfgContainer [2018-12-09 11:17:12,711 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 11:17:12,711 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-12-09 11:17:12,711 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-12-09 11:17:12,714 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-12-09 11:17:12,715 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-09 11:17:12,715 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 09.12 11:17:12" (1/3) ... [2018-12-09 11:17:12,716 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5cbb1d84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.12 11:17:12, skipping insertion in model container [2018-12-09 11:17:12,716 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-09 11:17:12,716 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:17:12" (2/3) ... [2018-12-09 11:17:12,716 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5cbb1d84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.12 11:17:12, skipping insertion in model container [2018-12-09 11:17:12,716 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-09 11:17:12,716 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 11:17:12" (3/3) ... [2018-12-09 11:17:12,718 INFO L375 chiAutomizerObserver]: Analyzing ICFG cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-12-09 11:17:12,751 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-09 11:17:12,751 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-12-09 11:17:12,751 INFO L375 BuchiCegarLoop]: Hoare is false [2018-12-09 11:17:12,751 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-12-09 11:17:12,751 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 11:17:12,751 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 11:17:12,751 INFO L379 BuchiCegarLoop]: Difference is false [2018-12-09 11:17:12,752 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 11:17:12,752 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-12-09 11:17:12,760 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states. [2018-12-09 11:17:12,772 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2018-12-09 11:17:12,772 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-09 11:17:12,772 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-09 11:17:12,776 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2018-12-09 11:17:12,776 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2018-12-09 11:17:12,776 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-12-09 11:17:12,776 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states. [2018-12-09 11:17:12,777 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2018-12-09 11:17:12,777 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-09 11:17:12,777 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-09 11:17:12,777 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2018-12-09 11:17:12,778 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2018-12-09 11:17:12,782 INFO L794 eck$LassoCheckResult]: Stem: 9#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; 8#L-1true havoc main_#res;havoc main_#t~nondet8, main_#t~nondet9, main_#t~malloc10.base, main_#t~malloc10.offset, main_#t~malloc11.base, main_#t~malloc11.offset, main_#t~ret12.base, main_#t~ret12.offset, main_~length~0, main_~n~0, main_~nondetArea~0.base, main_~nondetArea~0.offset, main_~nondetString~0.base, main_~nondetString~0.offset;main_~length~0 := main_#t~nondet8;havoc main_#t~nondet8;main_~n~0 := main_#t~nondet9;havoc main_#t~nondet9; 12#L561true assume !(main_~length~0 < 1); 16#L561-2true assume !(main_~n~0 < 1); 10#L564-1true call main_#t~malloc10.base, main_#t~malloc10.offset := #Ultimate.alloc(main_~n~0);main_~nondetArea~0.base, main_~nondetArea~0.offset := main_#t~malloc10.base, main_#t~malloc10.offset;call main_#t~malloc11.base, main_#t~malloc11.offset := #Ultimate.alloc(main_~length~0);main_~nondetString~0.base, main_~nondetString~0.offset := main_#t~malloc11.base, main_#t~malloc11.offset;call write~int(0, main_~nondetString~0.base, main_~nondetString~0.offset + (main_~length~0 - 1), 1);cstrncpy_#in~s1.base, cstrncpy_#in~s1.offset, cstrncpy_#in~s2.base, cstrncpy_#in~s2.offset, cstrncpy_#in~n := main_~nondetArea~0.base, main_~nondetArea~0.offset, main_~nondetString~0.base, main_~nondetString~0.offset, main_~n~0;havoc cstrncpy_#res.base, cstrncpy_#res.offset;havoc cstrncpy_#t~post2, cstrncpy_#t~post3.base, cstrncpy_#t~post3.offset, cstrncpy_#t~post4.base, cstrncpy_#t~post4.offset, cstrncpy_#t~mem5, cstrncpy_#t~post7.base, cstrncpy_#t~post7.offset, cstrncpy_#t~post6, cstrncpy_~s1.base, cstrncpy_~s1.offset, cstrncpy_~s2.base, cstrncpy_~s2.offset, cstrncpy_~n, cstrncpy_~dst~0.base, cstrncpy_~dst~0.offset, cstrncpy_~src~0.base, cstrncpy_~src~0.offset, cstrncpy_~us~0.base, cstrncpy_~us~0.offset, cstrncpy_~n2~0;cstrncpy_~s1.base, cstrncpy_~s1.offset := cstrncpy_#in~s1.base, cstrncpy_#in~s1.offset;cstrncpy_~s2.base, cstrncpy_~s2.offset := cstrncpy_#in~s2.base, cstrncpy_#in~s2.offset;cstrncpy_~n := cstrncpy_#in~n;cstrncpy_~dst~0.base, cstrncpy_~dst~0.offset := cstrncpy_~s1.base, cstrncpy_~s1.offset;cstrncpy_~src~0.base, cstrncpy_~src~0.offset := cstrncpy_~s2.base, cstrncpy_~s2.offset;havoc cstrncpy_~us~0.base, cstrncpy_~us~0.offset;havoc cstrncpy_~n2~0; 6#L546-2true [2018-12-09 11:17:12,782 INFO L796 eck$LassoCheckResult]: Loop: 6#L546-2true assume !!(cstrncpy_~n > 0);cstrncpy_#t~post2 := cstrncpy_~n;cstrncpy_~n := cstrncpy_#t~post2 - 1;havoc cstrncpy_#t~post2;cstrncpy_#t~post3.base, cstrncpy_#t~post3.offset := cstrncpy_~dst~0.base, cstrncpy_~dst~0.offset;cstrncpy_~dst~0.base, cstrncpy_~dst~0.offset := cstrncpy_#t~post3.base, 1 + cstrncpy_#t~post3.offset;cstrncpy_#t~post4.base, cstrncpy_#t~post4.offset := cstrncpy_~src~0.base, cstrncpy_~src~0.offset;cstrncpy_~src~0.base, cstrncpy_~src~0.offset := cstrncpy_#t~post4.base, 1 + cstrncpy_#t~post4.offset;call cstrncpy_#t~mem5 := read~int(cstrncpy_#t~post4.base, cstrncpy_#t~post4.offset, 1);call write~int(cstrncpy_#t~mem5, cstrncpy_#t~post3.base, cstrncpy_#t~post3.offset, 1); 3#L548true assume !(0 == cstrncpy_#t~mem5);havoc cstrncpy_#t~mem5;havoc cstrncpy_#t~post3.base, cstrncpy_#t~post3.offset;havoc cstrncpy_#t~post4.base, cstrncpy_#t~post4.offset; 6#L546-2true [2018-12-09 11:17:12,786 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 11:17:12,786 INFO L82 PathProgramCache]: Analyzing trace with hash 28695878, now seen corresponding path program 1 times [2018-12-09 11:17:12,787 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 11:17:12,787 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 11:17:12,815 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 11:17:12,815 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 11:17:12,815 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 11:17:12,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 11:17:12,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 11:17:12,865 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 11:17:12,865 INFO L82 PathProgramCache]: Analyzing trace with hash 1747, now seen corresponding path program 1 times [2018-12-09 11:17:12,865 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 11:17:12,865 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 11:17:12,866 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 11:17:12,866 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 11:17:12,866 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 11:17:12,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 11:17:12,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 11:17:12,877 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 11:17:12,878 INFO L82 PathProgramCache]: Analyzing trace with hash 1806935768, now seen corresponding path program 1 times [2018-12-09 11:17:12,878 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 11:17:12,878 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 11:17:12,878 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 11:17:12,878 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 11:17:12,878 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 11:17:12,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 11:17:12,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 11:17:13,149 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 88 [2018-12-09 11:17:13,214 INFO L216 LassoAnalysis]: Preferences: [2018-12-09 11:17:13,214 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-09 11:17:13,215 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-09 11:17:13,215 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-09 11:17:13,215 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-09 11:17:13,215 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 11:17:13,215 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-09 11:17:13,215 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-09 11:17:13,215 INFO L131 ssoRankerPreferences]: Filename of dumped script: cstrncpy-alloca_true-valid-memsafety_true-termination.i_Iteration1_Lasso [2018-12-09 11:17:13,215 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-09 11:17:13,216 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-09 11:17:13,231 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 11:17:13,235 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 11:17:13,237 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 11:17:13,238 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 11:17:13,239 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 11:17:13,240 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 11:17:13,242 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 11:17:13,244 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 11:17:13,246 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 11:17:13,247 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 11:17:13,249 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 11:17:13,250 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 11:17:13,252 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 11:17:13,253 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 11:17:13,254 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 11:17:13,255 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 11:17:13,256 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 11:17:13,257 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 11:17:13,258 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 11:17:13,429 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 73 [2018-12-09 11:17:13,524 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 11:17:13,525 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 11:17:13,526 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 11:17:13,874 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-09 11:17:13,877 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-09 11:17:13,878 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:17:13,880 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:17:13,880 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 11:17:13,880 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:17:13,880 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:17:13,880 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:17:13,881 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 11:17:13,881 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 11:17:13,883 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:17:13,883 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:17:13,884 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:17:13,884 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 11:17:13,884 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:17:13,884 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:17:13,884 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:17:13,884 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 11:17:13,885 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 11:17:13,885 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:17:13,885 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:17:13,886 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:17:13,886 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 11:17:13,886 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:17:13,886 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:17:13,886 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:17:13,886 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 11:17:13,886 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 11:17:13,887 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:17:13,887 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:17:13,887 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:17:13,887 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 11:17:13,888 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:17:13,888 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:17:13,888 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:17:13,888 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 11:17:13,888 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 11:17:13,889 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:17:13,889 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:17:13,889 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:17:13,889 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 11:17:13,889 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:17:13,889 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:17:13,889 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:17:13,890 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 11:17:13,897 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 11:17:13,897 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:17:13,898 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:17:13,898 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:17:13,898 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 11:17:13,898 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:17:13,898 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:17:13,898 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:17:13,899 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 11:17:13,899 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 11:17:13,899 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:17:13,900 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:17:13,900 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:17:13,900 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:17:13,900 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:17:13,900 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:17:13,901 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 11:17:13,901 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-09 11:17:13,903 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:17:13,904 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:17:13,904 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:17:13,904 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 11:17:13,904 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:17:13,904 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:17:13,904 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:17:13,904 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 11:17:13,905 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 11:17:13,905 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:17:13,905 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:17:13,906 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:17:13,906 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:17:13,906 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:17:13,906 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:17:13,907 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 11:17:13,907 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-09 11:17:13,909 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:17:13,909 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:17:13,909 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:17:13,909 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 11:17:13,909 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:17:13,909 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:17:13,909 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:17:13,910 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 11:17:13,910 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 11:17:13,910 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:17:13,910 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:17:13,911 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:17:13,911 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 11:17:13,911 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:17:13,911 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:17:13,911 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:17:13,911 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 11:17:13,911 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 11:17:13,912 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:17:13,912 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:17:13,912 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:17:13,913 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 11:17:13,913 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:17:13,913 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:17:13,913 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:17:13,913 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 11:17:13,913 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 11:17:13,913 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:17:13,914 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:17:13,914 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:17:13,914 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 11:17:13,914 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:17:13,914 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:17:13,914 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:17:13,914 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 11:17:13,915 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 11:17:13,915 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:17:13,915 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:17:13,915 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:17:13,916 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 11:17:13,916 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:17:13,916 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:17:13,916 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:17:13,916 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 11:17:13,916 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 11:17:13,917 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:17:13,917 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:17:13,917 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:17:13,917 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 11:17:13,917 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:17:13,917 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:17:13,917 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:17:13,918 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 11:17:13,918 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 11:17:13,918 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:17:13,918 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:17:13,919 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:17:13,919 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 11:17:13,919 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:17:13,919 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:17:13,919 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:17:13,919 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 11:17:13,919 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 11:17:13,920 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:17:13,920 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:17:13,920 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:17:13,921 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 11:17:13,921 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:17:13,921 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:17:13,921 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:17:13,921 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 11:17:13,921 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 11:17:13,922 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:17:13,922 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:17:13,922 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:17:13,922 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 11:17:13,922 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:17:13,922 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:17:13,923 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:17:13,923 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 11:17:13,923 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 11:17:13,923 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:17:13,923 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:17:13,924 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:17:13,924 INFO L205 nArgumentSynthesizer]: 2 stem disjuncts [2018-12-09 11:17:13,924 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:17:13,924 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:17:13,926 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-12-09 11:17:13,926 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-09 11:17:13,939 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:17:13,939 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:17:13,940 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:17:13,940 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:17:13,940 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:17:13,940 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:17:13,941 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 11:17:13,941 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-09 11:17:13,947 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:17:13,948 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:17:13,948 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:17:13,948 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:17:13,948 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:17:13,948 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:17:13,949 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 11:17:13,949 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-09 11:17:13,951 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:17:13,951 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:17:13,952 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:17:13,952 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:17:13,952 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:17:13,952 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:17:13,953 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 11:17:13,953 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-09 11:17:13,958 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:17:13,959 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:17:13,959 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:17:13,959 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 11:17:13,959 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:17:13,959 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:17:13,959 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:17:13,959 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 11:17:13,960 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 11:17:13,960 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:17:13,960 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:17:13,961 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:17:13,961 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:17:13,961 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:17:13,961 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:17:13,961 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 11:17:13,961 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-09 11:17:13,963 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:17:13,963 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:17:13,963 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:17:13,963 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:17:13,963 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:17:13,964 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:17:13,967 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 11:17:13,967 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-09 11:17:14,000 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2018-12-09 11:17:14,021 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2018-12-09 11:17:14,021 INFO L444 ModelExtractionUtils]: 48 out of 55 variables were initially zero. Simplification set additionally 4 variables to zero. [2018-12-09 11:17:14,022 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2018-12-09 11:17:14,023 INFO L440 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2018-12-09 11:17:14,023 INFO L518 LassoAnalysis]: Proved termination. [2018-12-09 11:17:14,024 INFO L520 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cstrncpy_~dst~0.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc10.base)_1) = -1*ULTIMATE.start_cstrncpy_~dst~0.offset + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc10.base)_1 Supporting invariants [] [2018-12-09 11:17:14,063 INFO L297 tatePredicateManager]: 12 out of 13 supporting invariants were superfluous and have been removed [2018-12-09 11:17:14,069 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-09 11:17:14,087 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 11:17:14,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:17:14,100 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 11:17:14,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:17:14,110 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 11:17:14,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 11:17:14,137 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2018-12-09 11:17:14,138 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 14 states. Second operand 3 states. [2018-12-09 11:17:14,175 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 14 states.. Second operand 3 states. Result 27 states and 37 transitions. Complement of second has 6 states. [2018-12-09 11:17:14,175 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2018-12-09 11:17:14,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2018-12-09 11:17:14,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 24 transitions. [2018-12-09 11:17:14,177 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 24 transitions. Stem has 5 letters. Loop has 2 letters. [2018-12-09 11:17:14,178 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-12-09 11:17:14,178 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 24 transitions. Stem has 7 letters. Loop has 2 letters. [2018-12-09 11:17:14,178 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-12-09 11:17:14,179 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 24 transitions. Stem has 5 letters. Loop has 4 letters. [2018-12-09 11:17:14,179 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-12-09 11:17:14,179 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 27 states and 37 transitions. [2018-12-09 11:17:14,181 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2018-12-09 11:17:14,183 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 27 states to 11 states and 14 transitions. [2018-12-09 11:17:14,184 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 8 [2018-12-09 11:17:14,184 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2018-12-09 11:17:14,184 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 14 transitions. [2018-12-09 11:17:14,184 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-12-09 11:17:14,184 INFO L705 BuchiCegarLoop]: Abstraction has 11 states and 14 transitions. [2018-12-09 11:17:14,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states and 14 transitions. [2018-12-09 11:17:14,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 10. [2018-12-09 11:17:14,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2018-12-09 11:17:14,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 13 transitions. [2018-12-09 11:17:14,200 INFO L728 BuchiCegarLoop]: Abstraction has 10 states and 13 transitions. [2018-12-09 11:17:14,200 INFO L608 BuchiCegarLoop]: Abstraction has 10 states and 13 transitions. [2018-12-09 11:17:14,200 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-12-09 11:17:14,200 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 10 states and 13 transitions. [2018-12-09 11:17:14,200 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2018-12-09 11:17:14,200 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-09 11:17:14,201 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-09 11:17:14,201 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2018-12-09 11:17:14,201 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2018-12-09 11:17:14,201 INFO L794 eck$LassoCheckResult]: Stem: 150#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; 148#L-1 havoc main_#res;havoc main_#t~nondet8, main_#t~nondet9, main_#t~malloc10.base, main_#t~malloc10.offset, main_#t~malloc11.base, main_#t~malloc11.offset, main_#t~ret12.base, main_#t~ret12.offset, main_~length~0, main_~n~0, main_~nondetArea~0.base, main_~nondetArea~0.offset, main_~nondetString~0.base, main_~nondetString~0.offset;main_~length~0 := main_#t~nondet8;havoc main_#t~nondet8;main_~n~0 := main_#t~nondet9;havoc main_#t~nondet9; 149#L561 assume !(main_~length~0 < 1); 153#L561-2 assume !(main_~n~0 < 1); 151#L564-1 call main_#t~malloc10.base, main_#t~malloc10.offset := #Ultimate.alloc(main_~n~0);main_~nondetArea~0.base, main_~nondetArea~0.offset := main_#t~malloc10.base, main_#t~malloc10.offset;call main_#t~malloc11.base, main_#t~malloc11.offset := #Ultimate.alloc(main_~length~0);main_~nondetString~0.base, main_~nondetString~0.offset := main_#t~malloc11.base, main_#t~malloc11.offset;call write~int(0, main_~nondetString~0.base, main_~nondetString~0.offset + (main_~length~0 - 1), 1);cstrncpy_#in~s1.base, cstrncpy_#in~s1.offset, cstrncpy_#in~s2.base, cstrncpy_#in~s2.offset, cstrncpy_#in~n := main_~nondetArea~0.base, main_~nondetArea~0.offset, main_~nondetString~0.base, main_~nondetString~0.offset, main_~n~0;havoc cstrncpy_#res.base, cstrncpy_#res.offset;havoc cstrncpy_#t~post2, cstrncpy_#t~post3.base, cstrncpy_#t~post3.offset, cstrncpy_#t~post4.base, cstrncpy_#t~post4.offset, cstrncpy_#t~mem5, cstrncpy_#t~post7.base, cstrncpy_#t~post7.offset, cstrncpy_#t~post6, cstrncpy_~s1.base, cstrncpy_~s1.offset, cstrncpy_~s2.base, cstrncpy_~s2.offset, cstrncpy_~n, cstrncpy_~dst~0.base, cstrncpy_~dst~0.offset, cstrncpy_~src~0.base, cstrncpy_~src~0.offset, cstrncpy_~us~0.base, cstrncpy_~us~0.offset, cstrncpy_~n2~0;cstrncpy_~s1.base, cstrncpy_~s1.offset := cstrncpy_#in~s1.base, cstrncpy_#in~s1.offset;cstrncpy_~s2.base, cstrncpy_~s2.offset := cstrncpy_#in~s2.base, cstrncpy_#in~s2.offset;cstrncpy_~n := cstrncpy_#in~n;cstrncpy_~dst~0.base, cstrncpy_~dst~0.offset := cstrncpy_~s1.base, cstrncpy_~s1.offset;cstrncpy_~src~0.base, cstrncpy_~src~0.offset := cstrncpy_~s2.base, cstrncpy_~s2.offset;havoc cstrncpy_~us~0.base, cstrncpy_~us~0.offset;havoc cstrncpy_~n2~0; 152#L546-2 assume !!(cstrncpy_~n > 0);cstrncpy_#t~post2 := cstrncpy_~n;cstrncpy_~n := cstrncpy_#t~post2 - 1;havoc cstrncpy_#t~post2;cstrncpy_#t~post3.base, cstrncpy_#t~post3.offset := cstrncpy_~dst~0.base, cstrncpy_~dst~0.offset;cstrncpy_~dst~0.base, cstrncpy_~dst~0.offset := cstrncpy_#t~post3.base, 1 + cstrncpy_#t~post3.offset;cstrncpy_#t~post4.base, cstrncpy_#t~post4.offset := cstrncpy_~src~0.base, cstrncpy_~src~0.offset;cstrncpy_~src~0.base, cstrncpy_~src~0.offset := cstrncpy_#t~post4.base, 1 + cstrncpy_#t~post4.offset;call cstrncpy_#t~mem5 := read~int(cstrncpy_#t~post4.base, cstrncpy_#t~post4.offset, 1);call write~int(cstrncpy_#t~mem5, cstrncpy_#t~post3.base, cstrncpy_#t~post3.offset, 1); 146#L548 assume 0 == cstrncpy_#t~mem5;havoc cstrncpy_#t~mem5;havoc cstrncpy_#t~post3.base, cstrncpy_#t~post3.offset;havoc cstrncpy_#t~post4.base, cstrncpy_#t~post4.offset;cstrncpy_~us~0.base, cstrncpy_~us~0.offset := cstrncpy_~dst~0.base, cstrncpy_~dst~0.offset;cstrncpy_~n2~0 := cstrncpy_~n; 144#L551-3 [2018-12-09 11:17:14,201 INFO L796 eck$LassoCheckResult]: Loop: 144#L551-3 cstrncpy_#t~post6 := cstrncpy_~n2~0;cstrncpy_~n2~0 := cstrncpy_#t~post6 - 1; 145#L551-1 assume !!(0 != cstrncpy_#t~post6);havoc cstrncpy_#t~post6;cstrncpy_#t~post7.base, cstrncpy_#t~post7.offset := cstrncpy_~us~0.base, cstrncpy_~us~0.offset;cstrncpy_~us~0.base, cstrncpy_~us~0.offset := cstrncpy_#t~post7.base, 1 + cstrncpy_#t~post7.offset;call write~int(0, cstrncpy_#t~post7.base, cstrncpy_#t~post7.offset, 1);havoc cstrncpy_#t~post7.base, cstrncpy_#t~post7.offset; 144#L551-3 [2018-12-09 11:17:14,201 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 11:17:14,201 INFO L82 PathProgramCache]: Analyzing trace with hash 1806935753, now seen corresponding path program 1 times [2018-12-09 11:17:14,201 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 11:17:14,201 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 11:17:14,202 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 11:17:14,202 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 11:17:14,202 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 11:17:14,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 11:17:14,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 11:17:14,216 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 11:17:14,216 INFO L82 PathProgramCache]: Analyzing trace with hash 1990, now seen corresponding path program 1 times [2018-12-09 11:17:14,216 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 11:17:14,216 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 11:17:14,217 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 11:17:14,217 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 11:17:14,217 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 11:17:14,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 11:17:14,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 11:17:14,221 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 11:17:14,221 INFO L82 PathProgramCache]: Analyzing trace with hash 1298472078, now seen corresponding path program 1 times [2018-12-09 11:17:14,221 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 11:17:14,221 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 11:17:14,221 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 11:17:14,222 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 11:17:14,222 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 11:17:14,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 11:17:14,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 11:17:14,531 WARN L180 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 125 [2018-12-09 11:17:14,616 INFO L216 LassoAnalysis]: Preferences: [2018-12-09 11:17:14,616 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-09 11:17:14,616 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-09 11:17:14,616 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-09 11:17:14,616 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-09 11:17:14,616 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 11:17:14,616 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-09 11:17:14,616 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-09 11:17:14,616 INFO L131 ssoRankerPreferences]: Filename of dumped script: cstrncpy-alloca_true-valid-memsafety_true-termination.i_Iteration2_Lasso [2018-12-09 11:17:14,616 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-09 11:17:14,616 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-09 11:17:14,619 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 11:17:14,620 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 11:17:14,621 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 11:17:14,622 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 11:17:14,624 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 11:17:14,624 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 11:17:14,625 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 11:17:14,626 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 11:17:14,627 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 11:17:14,629 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 11:17:14,630 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 11:17:14,631 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 11:17:14,632 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 11:17:14,632 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 11:17:14,634 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 11:17:14,635 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 11:17:14,635 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 11:17:14,636 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 11:17:14,802 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 83 [2018-12-09 11:17:14,850 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 11:17:15,181 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-09 11:17:15,181 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-09 11:17:15,181 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:17:15,182 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:17:15,182 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 11:17:15,182 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:17:15,182 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:17:15,182 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:17:15,183 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 11:17:15,183 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 11:17:15,183 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:17:15,184 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:17:15,184 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:17:15,184 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 11:17:15,184 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:17:15,184 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:17:15,184 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:17:15,184 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 11:17:15,184 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 11:17:15,185 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:17:15,185 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:17:15,185 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:17:15,185 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 11:17:15,185 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:17:15,185 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:17:15,186 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:17:15,186 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 11:17:15,186 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 11:17:15,186 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:17:15,186 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:17:15,186 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:17:15,187 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:17:15,187 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:17:15,187 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:17:15,187 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 11:17:15,187 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-09 11:17:15,188 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:17:15,189 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:17:15,189 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:17:15,189 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 11:17:15,189 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:17:15,189 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:17:15,189 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:17:15,189 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 11:17:15,189 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 11:17:15,190 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:17:15,190 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:17:15,190 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:17:15,190 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 11:17:15,190 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:17:15,191 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:17:15,191 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:17:15,191 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 11:17:15,191 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 11:17:15,191 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:17:15,191 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:17:15,192 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:17:15,192 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 11:17:15,192 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:17:15,192 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:17:15,192 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:17:15,192 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 11:17:15,192 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 11:17:15,193 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:17:15,193 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:17:15,193 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:17:15,193 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 11:17:15,193 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:17:15,193 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:17:15,193 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:17:15,194 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 11:17:15,194 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 11:17:15,194 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:17:15,194 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:17:15,195 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:17:15,195 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:17:15,195 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:17:15,195 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:17:15,195 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 11:17:15,195 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-09 11:17:15,196 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:17:15,197 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:17:15,197 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:17:15,197 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 11:17:15,197 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:17:15,197 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:17:15,197 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:17:15,197 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 11:17:15,198 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 11:17:15,198 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:17:15,198 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:17:15,198 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:17:15,199 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 11:17:15,199 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:17:15,199 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:17:15,199 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:17:15,199 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 11:17:15,199 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 11:17:15,199 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:17:15,200 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:17:15,200 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:17:15,200 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 11:17:15,200 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:17:15,200 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:17:15,200 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:17:15,200 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 11:17:15,201 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 11:17:15,201 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:17:15,201 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:17:15,201 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:17:15,201 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 11:17:15,202 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:17:15,202 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:17:15,202 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:17:15,202 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 11:17:15,202 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 11:17:15,202 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:17:15,203 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:17:15,203 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:17:15,203 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 11:17:15,203 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:17:15,203 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:17:15,203 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:17:15,203 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 11:17:15,203 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 11:17:15,204 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:17:15,204 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:17:15,204 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:17:15,204 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 11:17:15,204 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:17:15,205 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:17:15,205 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:17:15,205 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 11:17:15,205 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 11:17:15,205 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:17:15,205 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:17:15,206 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:17:15,206 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 11:17:15,206 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:17:15,206 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:17:15,206 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:17:15,206 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 11:17:15,206 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 11:17:15,207 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:17:15,207 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:17:15,207 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:17:15,207 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 11:17:15,207 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:17:15,208 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:17:15,208 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:17:15,208 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 11:17:15,208 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 11:17:15,208 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:17:15,208 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:17:15,209 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:17:15,209 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:17:15,209 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:17:15,209 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:17:15,210 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 11:17:15,210 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-09 11:17:15,214 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:17:15,214 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:17:15,214 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:17:15,214 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 11:17:15,214 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:17:15,214 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:17:15,215 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:17:15,215 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 11:17:15,215 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 11:17:15,215 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:17:15,216 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:17:15,216 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:17:15,216 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:17:15,216 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:17:15,216 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:17:15,217 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 11:17:15,217 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-09 11:17:15,219 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:17:15,220 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:17:15,220 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:17:15,220 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:17:15,220 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:17:15,220 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:17:15,221 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 11:17:15,221 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-09 11:17:15,222 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:17:15,222 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:17:15,223 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:17:15,223 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:17:15,223 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:17:15,223 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:17:15,224 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 11:17:15,224 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-09 11:17:15,225 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:17:15,225 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:17:15,225 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:17:15,226 INFO L205 nArgumentSynthesizer]: 2 stem disjuncts [2018-12-09 11:17:15,226 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:17:15,226 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:17:15,227 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-12-09 11:17:15,227 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-09 11:17:15,232 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:17:15,232 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:17:15,233 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:17:15,233 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:17:15,233 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:17:15,233 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:17:15,233 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 11:17:15,234 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-09 11:17:15,235 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:17:15,235 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:17:15,235 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:17:15,236 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:17:15,236 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-12-09 11:17:15,236 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:17:15,241 INFO L402 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2018-12-09 11:17:15,241 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-09 11:17:15,359 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2018-12-09 11:17:15,401 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2018-12-09 11:17:15,401 INFO L444 ModelExtractionUtils]: 69 out of 81 variables were initially zero. Simplification set additionally 9 variables to zero. [2018-12-09 11:17:15,401 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2018-12-09 11:17:15,402 INFO L440 nArgumentSynthesizer]: Removed 4 redundant supporting invariants from a total of 4. [2018-12-09 11:17:15,402 INFO L518 LassoAnalysis]: Proved termination. [2018-12-09 11:17:15,402 INFO L520 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cstrncpy_~us~0.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc10.base)_2) = -1*ULTIMATE.start_cstrncpy_~us~0.offset + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc10.base)_2 Supporting invariants [] [2018-12-09 11:17:15,446 INFO L297 tatePredicateManager]: 13 out of 15 supporting invariants were superfluous and have been removed [2018-12-09 11:17:15,449 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-09 11:17:15,464 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 11:17:15,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:17:15,477 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 11:17:15,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:17:15,489 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 11:17:15,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 11:17:15,489 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 1 loop predicates [2018-12-09 11:17:15,489 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 10 states and 13 transitions. cyclomatic complexity: 5 Second operand 4 states. [2018-12-09 11:17:15,514 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 10 states and 13 transitions. cyclomatic complexity: 5. Second operand 4 states. Result 12 states and 16 transitions. Complement of second has 5 states. [2018-12-09 11:17:15,514 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2018-12-09 11:17:15,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2018-12-09 11:17:15,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 12 transitions. [2018-12-09 11:17:15,515 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 7 letters. Loop has 2 letters. [2018-12-09 11:17:15,515 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-12-09 11:17:15,515 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 9 letters. Loop has 2 letters. [2018-12-09 11:17:15,516 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-12-09 11:17:15,516 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 7 letters. Loop has 4 letters. [2018-12-09 11:17:15,516 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-12-09 11:17:15,516 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 12 states and 16 transitions. [2018-12-09 11:17:15,517 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-12-09 11:17:15,517 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 12 states to 0 states and 0 transitions. [2018-12-09 11:17:15,517 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-12-09 11:17:15,517 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-12-09 11:17:15,517 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-12-09 11:17:15,517 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-12-09 11:17:15,517 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-09 11:17:15,517 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-09 11:17:15,517 INFO L608 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-09 11:17:15,517 INFO L442 BuchiCegarLoop]: ======== Iteration 3============ [2018-12-09 11:17:15,518 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2018-12-09 11:17:15,518 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-12-09 11:17:15,518 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2018-12-09 11:17:15,523 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 09.12 11:17:15 BoogieIcfgContainer [2018-12-09 11:17:15,523 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-12-09 11:17:15,524 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 11:17:15,524 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 11:17:15,524 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 11:17:15,524 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 11:17:12" (3/4) ... [2018-12-09 11:17:15,527 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-09 11:17:15,527 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 11:17:15,528 INFO L168 Benchmark]: Toolchain (without parser) took 3300.98 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 271.1 MB). Free memory was 957.1 MB in the beginning and 1.2 GB in the end (delta: -249.3 MB). Peak memory consumption was 21.8 MB. Max. memory is 11.5 GB. [2018-12-09 11:17:15,529 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 11:17:15,529 INFO L168 Benchmark]: CACSL2BoogieTranslator took 268.78 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 108.0 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -133.9 MB). Peak memory consumption was 24.3 MB. Max. memory is 11.5 GB. [2018-12-09 11:17:15,530 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.21 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 11:17:15,530 INFO L168 Benchmark]: Boogie Preprocessor took 18.73 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 11:17:15,530 INFO L168 Benchmark]: RCFGBuilder took 165.52 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 19.3 MB). Peak memory consumption was 19.3 MB. Max. memory is 11.5 GB. [2018-12-09 11:17:15,531 INFO L168 Benchmark]: BuchiAutomizer took 2812.04 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 163.1 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -134.7 MB). Peak memory consumption was 28.4 MB. Max. memory is 11.5 GB. [2018-12-09 11:17:15,531 INFO L168 Benchmark]: Witness Printer took 3.95 ms. Allocated memory is still 1.3 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 11:17:15,534 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 268.78 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 108.0 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -133.9 MB). Peak memory consumption was 24.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 29.21 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.73 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 165.52 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 19.3 MB). Peak memory consumption was 19.3 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 2812.04 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 163.1 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -134.7 MB). Peak memory consumption was 28.4 MB. Max. memory is 11.5 GB. * Witness Printer took 3.95 ms. Allocated memory is still 1.3 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 2 terminating modules (0 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * dst + unknown-#length-unknown[__builtin_alloca (n * sizeof(char))] and consists of 4 locations. One deterministic module has affine ranking function -1 * us + unknown-#length-unknown[__builtin_alloca (n * sizeof(char))] and consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.7s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 2.5s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 10 states and ocurred in iteration 1. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 21 SDtfs, 23 SDslu, 11 SDs, 0 SdLazy, 12 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso2 LassoPreprocessingBenchmarks: Lassos: inital233 mio100 ax100 hnf99 lsp97 ukn84 mio100 lsp49 div100 bol100 ite100 ukn100 eq202 hnf88 smp100 dnf116 smp100 tf100 neg99 sie101 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 167ms VariablesStem: 15 VariablesLoop: 10 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...