./Ultimate.py --spec ../../sv-benchmarks/c/Termination.prp --file ../../sv-benchmarks/c/termination-libowfat/atol_true-termination.c.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_5bfc6f5d-dbbb-4836-bcda-71c11fa677df/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5bfc6f5d-dbbb-4836-bcda-71c11fa677df/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5bfc6f5d-dbbb-4836-bcda-71c11fa677df/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5bfc6f5d-dbbb-4836-bcda-71c11fa677df/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-libowfat/atol_true-termination.c.i -s /tmp/vcloud-vcloud-master/worker/working_dir_5bfc6f5d-dbbb-4836-bcda-71c11fa677df/bin-2019/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5bfc6f5d-dbbb-4836-bcda-71c11fa677df/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f577c5fd99a9f52b5477a86a5fb8e6bf1cd33237 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 06:06:59,102 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 06:06:59,104 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 06:06:59,115 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 06:06:59,116 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 06:06:59,117 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 06:06:59,118 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 06:06:59,120 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 06:06:59,122 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 06:06:59,123 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 06:06:59,123 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 06:06:59,124 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 06:06:59,125 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 06:06:59,125 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 06:06:59,126 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 06:06:59,127 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 06:06:59,128 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 06:06:59,130 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 06:06:59,132 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 06:06:59,134 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 06:06:59,135 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 06:06:59,136 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 06:06:59,139 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 06:06:59,139 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 06:06:59,139 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 06:06:59,141 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 06:06:59,142 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 06:06:59,143 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 06:06:59,144 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 06:06:59,145 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 06:06:59,146 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 06:06:59,147 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 06:06:59,147 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 06:06:59,147 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 06:06:59,149 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 06:06:59,150 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 06:06:59,150 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5bfc6f5d-dbbb-4836-bcda-71c11fa677df/bin-2019/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2018-10-27 06:06:59,164 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 06:06:59,165 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 06:06:59,166 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-27 06:06:59,166 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-27 06:06:59,166 INFO L133 SettingsManager]: * Use SBE=true [2018-10-27 06:06:59,166 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-10-27 06:06:59,167 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-10-27 06:06:59,167 INFO L133 SettingsManager]: * Use old map elimination=false [2018-10-27 06:06:59,167 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-10-27 06:06:59,167 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-10-27 06:06:59,167 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-10-27 06:06:59,167 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 06:06:59,168 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-10-27 06:06:59,168 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 06:06:59,168 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 06:06:59,168 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-10-27 06:06:59,170 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-10-27 06:06:59,170 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-10-27 06:06:59,170 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 06:06:59,170 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-10-27 06:06:59,170 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-10-27 06:06:59,171 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 06:06:59,171 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 06:06:59,171 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-10-27 06:06:59,171 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 06:06:59,171 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-27 06:06:59,171 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-10-27 06:06:59,173 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-10-27 06:06:59,174 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_5bfc6f5d-dbbb-4836-bcda-71c11fa677df/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f577c5fd99a9f52b5477a86a5fb8e6bf1cd33237 [2018-10-27 06:06:59,217 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 06:06:59,232 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 06:06:59,237 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 06:06:59,239 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 06:06:59,239 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 06:06:59,240 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5bfc6f5d-dbbb-4836-bcda-71c11fa677df/bin-2019/uautomizer/../../sv-benchmarks/c/termination-libowfat/atol_true-termination.c.i [2018-10-27 06:06:59,303 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5bfc6f5d-dbbb-4836-bcda-71c11fa677df/bin-2019/uautomizer/data/3a9367a89/ef097655c86a40f792ee566d7a629d18/FLAGf627ed953 [2018-10-27 06:06:59,733 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 06:06:59,734 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5bfc6f5d-dbbb-4836-bcda-71c11fa677df/sv-benchmarks/c/termination-libowfat/atol_true-termination.c.i [2018-10-27 06:06:59,751 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5bfc6f5d-dbbb-4836-bcda-71c11fa677df/bin-2019/uautomizer/data/3a9367a89/ef097655c86a40f792ee566d7a629d18/FLAGf627ed953 [2018-10-27 06:06:59,766 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5bfc6f5d-dbbb-4836-bcda-71c11fa677df/bin-2019/uautomizer/data/3a9367a89/ef097655c86a40f792ee566d7a629d18 [2018-10-27 06:06:59,770 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 06:06:59,771 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 06:06:59,773 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 06:06:59,773 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 06:06:59,777 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 06:06:59,778 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 06:06:59" (1/1) ... [2018-10-27 06:06:59,781 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2316549c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:06:59, skipping insertion in model container [2018-10-27 06:06:59,781 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 06:06:59" (1/1) ... [2018-10-27 06:06:59,793 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 06:06:59,832 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 06:07:00,104 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 06:07:00,114 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 06:07:00,160 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 06:07:00,212 INFO L193 MainTranslator]: Completed translation [2018-10-27 06:07:00,212 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:07:00 WrapperNode [2018-10-27 06:07:00,213 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 06:07:00,213 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 06:07:00,214 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 06:07:00,214 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 06:07:00,224 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:07:00" (1/1) ... [2018-10-27 06:07:00,241 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:07:00" (1/1) ... [2018-10-27 06:07:00,339 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 06:07:00,340 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 06:07:00,340 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 06:07:00,340 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 06:07:00,350 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:07:00" (1/1) ... [2018-10-27 06:07:00,350 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:07:00" (1/1) ... [2018-10-27 06:07:00,354 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:07:00" (1/1) ... [2018-10-27 06:07:00,354 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:07:00" (1/1) ... [2018-10-27 06:07:00,360 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:07:00" (1/1) ... [2018-10-27 06:07:00,366 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:07:00" (1/1) ... [2018-10-27 06:07:00,367 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:07:00" (1/1) ... [2018-10-27 06:07:00,370 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 06:07:00,371 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 06:07:00,371 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 06:07:00,371 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 06:07:00,373 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:07:00" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5bfc6f5d-dbbb-4836-bcda-71c11fa677df/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-10-27 06:07:00,456 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-10-27 06:07:00,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-10-27 06:07:00,458 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 06:07:00,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 06:07:00,962 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 06:07:00,962 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 06:07:00 BoogieIcfgContainer [2018-10-27 06:07:00,962 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 06:07:00,963 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-10-27 06:07:00,963 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-10-27 06:07:00,967 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-10-27 06:07:00,968 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-10-27 06:07:00,969 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 27.10 06:06:59" (1/3) ... [2018-10-27 06:07:00,970 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@315f29e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 27.10 06:07:00, skipping insertion in model container [2018-10-27 06:07:00,970 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-10-27 06:07:00,971 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:07:00" (2/3) ... [2018-10-27 06:07:00,971 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@315f29e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 27.10 06:07:00, skipping insertion in model container [2018-10-27 06:07:00,971 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-10-27 06:07:00,971 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 06:07:00" (3/3) ... [2018-10-27 06:07:00,973 INFO L375 chiAutomizerObserver]: Analyzing ICFG atol_true-termination.c.i [2018-10-27 06:07:01,033 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-27 06:07:01,033 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-10-27 06:07:01,034 INFO L375 BuchiCegarLoop]: Hoare is false [2018-10-27 06:07:01,034 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-10-27 06:07:01,034 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-27 06:07:01,034 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-27 06:07:01,034 INFO L379 BuchiCegarLoop]: Difference is false [2018-10-27 06:07:01,035 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-27 06:07:01,035 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-10-27 06:07:01,051 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 29 states. [2018-10-27 06:07:01,075 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 12 [2018-10-27 06:07:01,075 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-10-27 06:07:01,075 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-10-27 06:07:01,082 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2018-10-27 06:07:01,082 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2018-10-27 06:07:01,082 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-10-27 06:07:01,082 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 29 states. [2018-10-27 06:07:01,085 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 12 [2018-10-27 06:07:01,085 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-10-27 06:07:01,085 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-10-27 06:07:01,085 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2018-10-27 06:07:01,086 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2018-10-27 06:07:01,094 INFO L793 eck$LassoCheckResult]: Stem: 28#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; 11#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~nondet13, main_#t~malloc14.base, main_#t~malloc14.offset, main_#t~ret15, main_~in_len~0, main_~in~0.base, main_~in~0.offset;main_~in_len~0 := main_#t~nondet13;havoc main_#t~nondet13; 12#L521true assume !(main_~in_len~0 < 1);#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := main_~in_len~0;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];main_#t~malloc14.base, main_#t~malloc14.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;main_~in~0.base, main_~in~0.offset := main_#t~malloc14.base, main_#t~malloc14.offset; 23#L523true SUMMARY for call write~int(0, main_~in~0.base, main_~in~0.offset + (main_~in_len~0 - 1) * 1, 1); srcloc: L523 26#L523-1true assume { :begin_inline_atol } true;atol_#in~s.base, atol_#in~s.offset := main_~in~0.base, main_~in~0.offset;havoc atol_#res;havoc atol_#t~pre3.base, atol_#t~pre3.offset, atol_#t~mem2, atol_#t~mem4, atol_#t~switch5, atol_#t~pre6.base, atol_#t~pre6.offset, atol_#t~mem10, atol_#t~pre11.base, atol_#t~pre11.offset, atol_#t~mem7, atol_#t~mem8, atol_#t~short9, atol_#t~ite12, atol_~s.base, atol_~s.offset, atol_~v~0, atol_~sign~0;atol_~s.base, atol_~s.offset := atol_#in~s.base, atol_#in~s.offset;atol_~v~0 := 0;atol_~sign~0 := 0; 20#L509-4true [2018-10-27 06:07:01,095 INFO L795 eck$LassoCheckResult]: Loop: 20#L509-4true assume true; 30#L509-1true SUMMARY for call atol_#t~mem2 := read~int(atol_~s.base, atol_~s.offset, 1); srcloc: L509-1 31#L509-2true assume !!(atol_#t~mem2 == 32);havoc atol_#t~mem2;atol_#t~pre3.base, atol_#t~pre3.offset := atol_~s.base, atol_~s.offset + 1;atol_~s.base, atol_~s.offset := atol_~s.base, atol_~s.offset + 1;havoc atol_#t~pre3.base, atol_#t~pre3.offset; 20#L509-4true [2018-10-27 06:07:01,101 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:07:01,101 INFO L82 PathProgramCache]: Analyzing trace with hash 28695717, now seen corresponding path program 1 times [2018-10-27 06:07:01,103 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-27 06:07:01,104 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-27 06:07:01,160 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:07:01,161 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:07:01,161 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:07:01,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:07:01,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:07:01,268 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:07:01,268 INFO L82 PathProgramCache]: Analyzing trace with hash 42769, now seen corresponding path program 1 times [2018-10-27 06:07:01,269 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-27 06:07:01,269 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-27 06:07:01,270 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:07:01,270 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:07:01,270 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:07:01,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:07:01,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:07:01,289 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:07:01,289 INFO L82 PathProgramCache]: Analyzing trace with hash 175626221, now seen corresponding path program 1 times [2018-10-27 06:07:01,290 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-27 06:07:01,290 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-27 06:07:01,291 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:07:01,291 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:07:01,291 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:07:01,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:07:01,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 06:07:01,942 WARN L179 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 62 [2018-10-27 06:07:02,199 WARN L179 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2018-10-27 06:07:02,221 INFO L214 LassoAnalysis]: Preferences: [2018-10-27 06:07:02,222 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-10-27 06:07:02,222 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-10-27 06:07:02,222 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-10-27 06:07:02,222 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-10-27 06:07:02,222 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-10-27 06:07:02,223 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-10-27 06:07:02,223 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-10-27 06:07:02,223 INFO L131 ssoRankerPreferences]: Filename of dumped script: atol_true-termination.c.i_Iteration1_Lasso [2018-10-27 06:07:02,223 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-10-27 06:07:02,223 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-10-27 06:07:02,246 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:07:02,276 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:07:02,300 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:07:02,311 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:07:02,320 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:07:02,322 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:07:02,325 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:07:02,329 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:07:02,336 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:07:02,339 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:07:02,351 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:07:02,353 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:07:02,356 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:07:02,357 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:07:02,359 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:07:02,365 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:07:02,372 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:07:02,376 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:07:02,378 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:07:02,897 WARN L179 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 50 [2018-10-27 06:07:02,993 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:07:03,005 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:07:03,007 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:07:03,010 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-10-27 06:07:03,507 WARN L179 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2018-10-27 06:07:03,703 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-10-27 06:07:03,708 INFO L496 LassoAnalysis]: Using template 'affine'. [2018-10-27 06:07:03,710 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-10-27 06:07:03,712 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:07:03,712 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:07:03,713 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:03,713 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:03,714 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:07:03,715 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-10-27 06:07:03,715 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:07:03,717 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:03,718 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-10-27 06:07:03,719 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:07:03,719 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:07:03,719 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:03,719 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:03,719 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:07:03,720 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-10-27 06:07:03,720 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:07:03,721 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:03,722 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-10-27 06:07:03,722 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:07:03,723 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:07:03,723 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:03,723 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:03,723 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:07:03,724 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-10-27 06:07:03,724 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:07:03,725 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:03,726 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-10-27 06:07:03,727 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:07:03,727 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:03,727 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:03,727 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:07:03,730 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-10-27 06:07:03,730 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-10-27 06:07:03,736 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:03,736 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-10-27 06:07:03,737 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:07:03,737 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:07:03,738 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:03,738 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:03,738 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:07:03,739 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-10-27 06:07:03,739 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:07:03,740 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:03,741 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-10-27 06:07:03,741 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:07:03,742 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:03,742 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:03,742 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:07:03,744 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-10-27 06:07:03,744 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-10-27 06:07:03,749 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:03,750 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-10-27 06:07:03,750 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:07:03,751 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:03,751 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:03,751 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:07:03,753 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-10-27 06:07:03,753 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-10-27 06:07:03,758 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:03,759 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-10-27 06:07:03,759 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:07:03,759 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:07:03,760 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:03,760 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:03,760 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:07:03,761 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-10-27 06:07:03,761 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:07:03,762 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:03,762 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-10-27 06:07:03,763 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:07:03,763 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:07:03,763 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:03,764 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:03,764 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:07:03,764 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-10-27 06:07:03,765 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:07:03,766 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:03,766 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-10-27 06:07:03,767 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:07:03,767 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:03,767 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:03,767 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:07:03,769 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-10-27 06:07:03,770 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-10-27 06:07:03,774 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:03,775 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-10-27 06:07:03,776 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:07:03,776 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:07:03,776 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:03,776 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:03,776 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:07:03,777 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-10-27 06:07:03,777 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:07:03,778 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:03,779 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-10-27 06:07:03,779 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:07:03,780 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:07:03,780 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:03,780 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:03,780 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:07:03,781 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-10-27 06:07:03,781 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:07:03,782 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:03,783 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-10-27 06:07:03,783 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:07:03,783 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:07:03,784 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:03,784 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:03,784 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:07:03,784 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-10-27 06:07:03,785 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:07:03,786 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:03,786 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-10-27 06:07:03,787 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:07:03,787 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:07:03,787 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:03,788 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:03,788 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:07:03,788 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-10-27 06:07:03,789 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:07:03,790 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:03,791 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-10-27 06:07:03,791 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:07:03,791 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:07:03,792 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:03,792 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:03,792 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:07:03,793 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-10-27 06:07:03,793 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:07:03,794 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:03,795 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-10-27 06:07:03,795 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:07:03,796 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:07:03,796 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:03,796 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:03,796 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:07:03,797 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-10-27 06:07:03,797 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:07:03,798 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:03,799 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-10-27 06:07:03,799 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:07:03,799 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:07:03,800 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:03,800 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:03,800 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:07:03,801 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-10-27 06:07:03,801 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:07:03,803 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:03,804 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-10-27 06:07:03,805 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:07:03,805 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-10-27 06:07:03,805 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:03,805 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:03,805 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:07:03,806 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-10-27 06:07:03,806 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-10-27 06:07:03,807 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:03,808 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-10-27 06:07:03,808 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:07:03,809 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:03,809 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:03,809 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:07:03,811 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-10-27 06:07:03,811 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-10-27 06:07:03,818 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-10-27 06:07:03,819 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-10-27 06:07:03,819 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-10-27 06:07:03,820 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-10-27 06:07:03,820 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-10-27 06:07:03,822 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-10-27 06:07:03,829 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-10-27 06:07:03,830 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-10-27 06:07:03,962 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2018-10-27 06:07:04,004 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2018-10-27 06:07:04,005 INFO L444 ModelExtractionUtils]: 27 out of 31 variables were initially zero. Simplification set additionally 1 variables to zero. [2018-10-27 06:07:04,007 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2018-10-27 06:07:04,018 INFO L440 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2018-10-27 06:07:04,019 INFO L517 LassoAnalysis]: Proved termination. [2018-10-27 06:07:04,019 INFO L519 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_#Ultimate.alloc_#res.base)_1, ULTIMATE.start_atol_~s.offset) = 1*v_rep(select #length ULTIMATE.start_#Ultimate.alloc_#res.base)_1 - 1*ULTIMATE.start_atol_~s.offset Supporting invariants [] [2018-10-27 06:07:04,080 INFO L297 tatePredicateManager]: 3 out of 4 supporting invariants were superfluous and have been removed [2018-10-27 06:07:04,090 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 06:07:04,093 WARN L1239 BoogieBacktranslator]: unknown boogie variable #length [2018-10-27 06:07:04,094 WARN L1239 BoogieBacktranslator]: unknown boogie variable #Ultimate.alloc_#res [2018-10-27 06:07:04,134 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:07:04,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:07:04,155 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 06:07:04,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:07:04,189 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 06:07:04,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 06:07:04,222 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2018-10-27 06:07:04,223 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 29 states. Second operand 5 states. [2018-10-27 06:07:04,360 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 29 states.. Second operand 5 states. Result 84 states and 105 transitions. Complement of second has 8 states. [2018-10-27 06:07:04,363 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2018-10-27 06:07:04,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-10-27 06:07:04,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 71 transitions. [2018-10-27 06:07:04,367 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 71 transitions. Stem has 5 letters. Loop has 3 letters. [2018-10-27 06:07:04,368 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-10-27 06:07:04,368 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 71 transitions. Stem has 8 letters. Loop has 3 letters. [2018-10-27 06:07:04,369 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-10-27 06:07:04,369 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 71 transitions. Stem has 5 letters. Loop has 6 letters. [2018-10-27 06:07:04,369 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-10-27 06:07:04,370 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 84 states and 105 transitions. [2018-10-27 06:07:04,373 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-10-27 06:07:04,376 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 84 states to 0 states and 0 transitions. [2018-10-27 06:07:04,377 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-10-27 06:07:04,377 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-10-27 06:07:04,378 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-10-27 06:07:04,378 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-10-27 06:07:04,378 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-27 06:07:04,378 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-27 06:07:04,378 INFO L608 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-27 06:07:04,378 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-10-27 06:07:04,378 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2018-10-27 06:07:04,379 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-10-27 06:07:04,379 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2018-10-27 06:07:04,385 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 27.10 06:07:04 BoogieIcfgContainer [2018-10-27 06:07:04,385 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-10-27 06:07:04,385 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-27 06:07:04,385 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-27 06:07:04,385 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-27 06:07:04,386 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 06:07:00" (3/4) ... [2018-10-27 06:07:04,389 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-10-27 06:07:04,390 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-27 06:07:04,390 INFO L168 Benchmark]: Toolchain (without parser) took 4620.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 956.6 MB in the beginning and 872.7 MB in the end (delta: 83.9 MB). Peak memory consumption was 212.9 MB. Max. memory is 11.5 GB. [2018-10-27 06:07:04,391 INFO L168 Benchmark]: CDTParser took 0.47 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 06:07:04,392 INFO L168 Benchmark]: CACSL2BoogieTranslator took 440.38 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 935.1 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-10-27 06:07:04,392 INFO L168 Benchmark]: Boogie Procedure Inliner took 125.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 935.1 MB in the beginning and 1.1 GB in the end (delta: -187.7 MB). Peak memory consumption was 19.0 MB. Max. memory is 11.5 GB. [2018-10-27 06:07:04,393 INFO L168 Benchmark]: Boogie Preprocessor took 30.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-27 06:07:04,393 INFO L168 Benchmark]: RCFGBuilder took 591.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 19.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 11.5 GB. [2018-10-27 06:07:04,394 INFO L168 Benchmark]: BuchiAutomizer took 3421.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 872.7 MB in the end (delta: 227.8 MB). Peak memory consumption was 227.8 MB. Max. memory is 11.5 GB. [2018-10-27 06:07:04,394 INFO L168 Benchmark]: Witness Printer took 4.64 ms. Allocated memory is still 1.2 GB. Free memory is still 872.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 06:07:04,397 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 440.38 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 935.1 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 125.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 935.1 MB in the beginning and 1.1 GB in the end (delta: -187.7 MB). Peak memory consumption was 19.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 30.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 591.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 19.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 3421.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 872.7 MB in the end (delta: 227.8 MB). Peak memory consumption was 227.8 MB. Max. memory is 11.5 GB. * Witness Printer took 4.64 ms. Allocated memory is still 1.2 GB. Free memory is still 872.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #Ultimate.alloc_#res * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function unknown-#length-unknown[#Ultimate.alloc_#res] + -1 * s and consists of 6 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.3s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 2.9s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 29 SDtfs, 34 SDslu, 30 SDs, 0 SdLazy, 18 SolverSat, 10 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital123 mio100 ax100 hnf100 lsp90 ukn110 mio100 lsp40 div100 bol100 ite100 ukn100 eq191 hnf88 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 10ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 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...