./Ultimate.py --spec ../../sv-benchmarks/c/Termination.prp --file ../../sv-benchmarks/c/termination-libowfat/wcsrchr_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_ee5c2619-5a4c-438e-84ad-52fc210bb9dd/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ee5c2619-5a4c-438e-84ad-52fc210bb9dd/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ee5c2619-5a4c-438e-84ad-52fc210bb9dd/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ee5c2619-5a4c-438e-84ad-52fc210bb9dd/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-libowfat/wcsrchr_true-termination.c.i -s /tmp/vcloud-vcloud-master/worker/working_dir_ee5c2619-5a4c-438e-84ad-52fc210bb9dd/bin-2019/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ee5c2619-5a4c-438e-84ad-52fc210bb9dd/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 68f8eea80a577660110c4d18097f51970ea54e3a .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 06:58:24,866 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 06:58:24,868 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 06:58:24,876 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 06:58:24,876 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 06:58:24,876 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 06:58:24,877 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 06:58:24,878 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 06:58:24,880 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 06:58:24,880 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 06:58:24,881 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 06:58:24,881 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 06:58:24,882 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 06:58:24,882 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 06:58:24,883 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 06:58:24,884 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 06:58:24,884 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 06:58:24,885 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 06:58:24,887 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 06:58:24,888 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 06:58:24,889 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 06:58:24,890 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 06:58:24,891 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 06:58:24,892 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 06:58:24,892 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 06:58:24,892 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 06:58:24,893 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 06:58:24,894 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 06:58:24,894 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 06:58:24,895 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 06:58:24,895 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 06:58:24,896 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 06:58:24,896 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 06:58:24,896 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 06:58:24,897 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 06:58:24,897 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 06:58:24,897 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ee5c2619-5a4c-438e-84ad-52fc210bb9dd/bin-2019/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2018-11-10 06:58:24,908 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 06:58:24,908 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 06:58:24,909 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 06:58:24,909 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 06:58:24,910 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 06:58:24,910 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-10 06:58:24,910 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-10 06:58:24,910 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-10 06:58:24,910 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-10 06:58:24,910 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-10 06:58:24,911 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-10 06:58:24,911 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 06:58:24,911 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-10 06:58:24,911 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 06:58:24,911 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 06:58:24,911 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-10 06:58:24,911 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-10 06:58:24,912 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-10 06:58:24,912 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 06:58:24,912 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-10 06:58:24,912 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-10 06:58:24,912 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 06:58:24,912 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 06:58:24,912 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-10 06:58:24,912 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 06:58:24,913 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 06:58:24,914 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-10 06:58:24,915 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-10 06:58:24,915 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_ee5c2619-5a4c-438e-84ad-52fc210bb9dd/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 -> 68f8eea80a577660110c4d18097f51970ea54e3a [2018-11-10 06:58:24,937 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 06:58:24,945 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 06:58:24,947 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 06:58:24,947 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 06:58:24,948 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 06:58:24,948 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ee5c2619-5a4c-438e-84ad-52fc210bb9dd/bin-2019/uautomizer/../../sv-benchmarks/c/termination-libowfat/wcsrchr_true-termination.c.i [2018-11-10 06:58:24,985 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ee5c2619-5a4c-438e-84ad-52fc210bb9dd/bin-2019/uautomizer/data/f15ed1ec3/624341cf069f47cd88bdd57054401d4c/FLAGbea7ce5a5 [2018-11-10 06:58:25,410 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 06:58:25,410 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ee5c2619-5a4c-438e-84ad-52fc210bb9dd/sv-benchmarks/c/termination-libowfat/wcsrchr_true-termination.c.i [2018-11-10 06:58:25,417 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ee5c2619-5a4c-438e-84ad-52fc210bb9dd/bin-2019/uautomizer/data/f15ed1ec3/624341cf069f47cd88bdd57054401d4c/FLAGbea7ce5a5 [2018-11-10 06:58:25,426 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ee5c2619-5a4c-438e-84ad-52fc210bb9dd/bin-2019/uautomizer/data/f15ed1ec3/624341cf069f47cd88bdd57054401d4c [2018-11-10 06:58:25,428 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 06:58:25,429 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 06:58:25,430 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 06:58:25,430 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 06:58:25,433 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 06:58:25,433 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:58:25" (1/1) ... [2018-11-10 06:58:25,435 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@543fc7f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:58:25, skipping insertion in model container [2018-11-10 06:58:25,436 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:58:25" (1/1) ... [2018-11-10 06:58:25,442 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 06:58:25,470 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 06:58:25,635 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 06:58:25,641 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 06:58:25,663 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 06:58:25,696 INFO L193 MainTranslator]: Completed translation [2018-11-10 06:58:25,696 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:58:25 WrapperNode [2018-11-10 06:58:25,696 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 06:58:25,697 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 06:58:25,697 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 06:58:25,697 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 06:58:25,705 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:58:25" (1/1) ... [2018-11-10 06:58:25,716 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:58:25" (1/1) ... [2018-11-10 06:58:25,769 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 06:58:25,769 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 06:58:25,769 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 06:58:25,769 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 06:58:25,774 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:58:25" (1/1) ... [2018-11-10 06:58:25,775 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:58:25" (1/1) ... [2018-11-10 06:58:25,776 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:58:25" (1/1) ... [2018-11-10 06:58:25,776 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:58:25" (1/1) ... [2018-11-10 06:58:25,779 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:58:25" (1/1) ... [2018-11-10 06:58:25,783 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:58:25" (1/1) ... [2018-11-10 06:58:25,784 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:58:25" (1/1) ... [2018-11-10 06:58:25,785 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 06:58:25,785 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 06:58:25,786 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 06:58:25,786 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 06:58:25,786 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:58:25" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ee5c2619-5a4c-438e-84ad-52fc210bb9dd/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-10 06:58:25,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-10 06:58:25,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-10 06:58:25,825 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 06:58:25,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 06:58:26,008 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 06:58:26,008 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 06:58:26 BoogieIcfgContainer [2018-11-10 06:58:26,008 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 06:58:26,009 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-10 06:58:26,009 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-10 06:58:26,012 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-10 06:58:26,013 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 06:58:26,013 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 10.11 06:58:25" (1/3) ... [2018-11-10 06:58:26,014 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3e430a98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 06:58:26, skipping insertion in model container [2018-11-10 06:58:26,015 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 06:58:26,015 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:58:25" (2/3) ... [2018-11-10 06:58:26,015 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3e430a98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 06:58:26, skipping insertion in model container [2018-11-10 06:58:26,015 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 06:58:26,015 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 06:58:26" (3/3) ... [2018-11-10 06:58:26,017 INFO L375 chiAutomizerObserver]: Analyzing ICFG wcsrchr_true-termination.c.i [2018-11-10 06:58:26,058 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 06:58:26,058 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-10 06:58:26,058 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-10 06:58:26,058 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-10 06:58:26,058 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 06:58:26,058 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 06:58:26,059 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-10 06:58:26,059 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 06:58:26,059 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-10 06:58:26,069 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16 states. [2018-11-10 06:58:26,085 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2018-11-10 06:58:26,085 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 06:58:26,086 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 06:58:26,090 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2018-11-10 06:58:26,090 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2018-11-10 06:58:26,091 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-10 06:58:26,091 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16 states. [2018-11-10 06:58:26,091 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2018-11-10 06:58:26,092 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 06:58:26,092 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 06:58:26,092 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2018-11-10 06:58:26,092 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2018-11-10 06:58:26,097 INFO L793 eck$LassoCheckResult]: Stem: 10#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~nondet5, main_#t~malloc6.base, main_#t~malloc6.offset, main_#t~nondet7, main_#t~ret8.base, main_#t~ret8.offset, main_~in_len~0, main_~hay~0.base, main_~hay~0.offset, main_~needle~0;main_~in_len~0 := main_#t~nondet5;havoc main_#t~nondet5; 4#L515true 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 * 4;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~malloc6.base, main_#t~malloc6.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;main_~hay~0.base, main_~hay~0.offset := main_#t~malloc6.base, main_#t~malloc6.offset; 17#L517true SUMMARY for call write~int(0, main_~hay~0.base, main_~hay~0.offset + (main_~in_len~0 - 1) * 4, 4); srcloc: L517 3#L517-1true main_~needle~0 := main_#t~nondet7;havoc main_#t~nondet7;assume { :begin_inline_wcsrchr } true;wcsrchr_#in~wcs.base, wcsrchr_#in~wcs.offset, wcsrchr_#in~wc := main_~hay~0.base, main_~hay~0.offset, main_~needle~0;havoc wcsrchr_#res.base, wcsrchr_#res.offset;havoc wcsrchr_#t~mem3, wcsrchr_#t~pre2.base, wcsrchr_#t~pre2.offset, wcsrchr_#t~mem4, wcsrchr_~wcs.base, wcsrchr_~wcs.offset, wcsrchr_~wc, wcsrchr_~last~0.base, wcsrchr_~last~0.offset;wcsrchr_~wcs.base, wcsrchr_~wcs.offset := wcsrchr_#in~wcs.base, wcsrchr_#in~wcs.offset;wcsrchr_~wc := wcsrchr_#in~wc;wcsrchr_~last~0.base, wcsrchr_~last~0.offset := 0, 0; 6#L508-5true [2018-11-10 06:58:26,097 INFO L795 eck$LassoCheckResult]: Loop: 6#L508-5true assume true; 15#L508-1true SUMMARY for call wcsrchr_#t~mem4 := read~int(wcsrchr_~wcs.base, wcsrchr_~wcs.offset, 4); srcloc: L508-1 18#L508-2true assume !!(wcsrchr_#t~mem4 != 0);havoc wcsrchr_#t~mem4; 11#L509true SUMMARY for call wcsrchr_#t~mem3 := read~int(wcsrchr_~wcs.base, wcsrchr_~wcs.offset, 4); srcloc: L509 14#L509-1true assume wcsrchr_#t~mem3 == wcsrchr_~wc;havoc wcsrchr_#t~mem3;wcsrchr_~last~0.base, wcsrchr_~last~0.offset := wcsrchr_~wcs.base, wcsrchr_~wcs.offset; 5#L508-4true wcsrchr_#t~pre2.base, wcsrchr_#t~pre2.offset := wcsrchr_~wcs.base, wcsrchr_~wcs.offset + 4;wcsrchr_~wcs.base, wcsrchr_~wcs.offset := wcsrchr_~wcs.base, wcsrchr_~wcs.offset + 4;havoc wcsrchr_#t~pre2.base, wcsrchr_#t~pre2.offset; 6#L508-5true [2018-11-10 06:58:26,101 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 06:58:26,102 INFO L82 PathProgramCache]: Analyzing trace with hash 28695717, now seen corresponding path program 1 times [2018-11-10 06:58:26,103 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 06:58:26,103 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 06:58:26,140 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 06:58:26,140 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 06:58:26,140 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 06:58:26,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 06:58:26,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 06:58:26,189 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 06:58:26,189 INFO L82 PathProgramCache]: Analyzing trace with hash 1273197927, now seen corresponding path program 1 times [2018-11-10 06:58:26,190 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 06:58:26,190 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 06:58:26,191 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 06:58:26,191 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 06:58:26,191 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 06:58:26,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 06:58:26,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 06:58:26,203 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 06:58:26,203 INFO L82 PathProgramCache]: Analyzing trace with hash 809649931, now seen corresponding path program 1 times [2018-11-10 06:58:26,203 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 06:58:26,203 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 06:58:26,203 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 06:58:26,204 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 06:58:26,204 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 06:58:26,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 06:58:26,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 06:58:26,448 WARN L179 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 71 [2018-11-10 06:58:26,508 INFO L214 LassoAnalysis]: Preferences: [2018-11-10 06:58:26,509 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-10 06:58:26,509 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-10 06:58:26,510 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-10 06:58:26,510 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-10 06:58:26,510 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-10 06:58:26,510 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-10 06:58:26,510 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-10 06:58:26,510 INFO L131 ssoRankerPreferences]: Filename of dumped script: wcsrchr_true-termination.c.i_Iteration1_Lasso [2018-11-10 06:58:26,511 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-10 06:58:26,511 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-11-10 06:58:26,529 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 06:58:26,538 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 06:58:26,539 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 06:58:26,541 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 06:58:26,545 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 06:58:26,548 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 06:58:26,551 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 06:58:26,555 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 06:58:26,558 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 06:58:26,561 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 06:58:26,756 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 06:58:26,758 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 06:58:26,761 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 06:58:26,762 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 06:58:27,075 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-11-10 06:58:27,078 INFO L496 LassoAnalysis]: Using template 'affine'. [2018-11-10 06:58:27,079 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 06:58:27,081 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 06:58:27,081 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 06:58:27,081 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 06:58:27,082 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 06:58:27,082 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-10 06:58:27,083 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-10 06:58:27,084 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 06:58:27,086 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 06:58:27,087 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 06:58:27,087 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 06:58:27,087 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 06:58:27,088 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 06:58:27,088 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 06:58:27,088 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-10 06:58:27,088 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-10 06:58:27,088 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 06:58:27,090 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 06:58:27,091 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 06:58:27,092 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 06:58:27,092 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 06:58:27,092 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 06:58:27,092 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 06:58:27,093 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-10 06:58:27,093 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-10 06:58:27,093 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 06:58:27,094 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 06:58:27,094 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 06:58:27,095 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 06:58:27,095 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 06:58:27,095 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 06:58:27,095 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 06:58:27,095 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-10 06:58:27,096 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-10 06:58:27,096 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 06:58:27,099 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 06:58:27,099 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 06:58:27,100 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 06:58:27,100 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 06:58:27,100 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 06:58:27,100 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 06:58:27,100 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-10 06:58:27,101 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-10 06:58:27,102 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 06:58:27,103 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 06:58:27,104 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 06:58:27,104 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 06:58:27,104 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 06:58:27,104 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 06:58:27,105 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 06:58:27,105 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-10 06:58:27,105 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-10 06:58:27,105 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 06:58:27,106 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 06:58:27,106 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 06:58:27,107 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 06:58:27,107 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 06:58:27,107 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 06:58:27,107 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-10 06:58:27,111 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-10 06:58:27,111 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-10 06:58:27,114 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 06:58:27,115 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 06:58:27,115 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 06:58:27,116 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 06:58:27,116 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 06:58:27,116 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-10 06:58:27,117 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-10 06:58:27,118 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-10 06:58:27,121 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 06:58:27,121 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 06:58:27,122 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 06:58:27,122 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 06:58:27,122 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 06:58:27,123 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 06:58:27,123 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-10 06:58:27,123 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-10 06:58:27,123 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 06:58:27,124 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 06:58:27,125 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 06:58:27,125 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 06:58:27,125 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 06:58:27,126 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 06:58:27,126 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-10 06:58:27,127 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-10 06:58:27,127 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-10 06:58:27,131 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 06:58:27,131 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 06:58:27,131 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 06:58:27,132 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 06:58:27,132 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 06:58:27,132 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-10 06:58:27,133 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-10 06:58:27,133 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-10 06:58:27,136 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 06:58:27,137 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 06:58:27,137 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 06:58:27,137 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 06:58:27,137 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 06:58:27,138 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-10 06:58:27,139 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-10 06:58:27,139 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-10 06:58:27,146 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 06:58:27,146 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 06:58:27,147 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 06:58:27,147 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 06:58:27,147 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 06:58:27,147 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-10 06:58:27,148 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-10 06:58:27,150 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-10 06:58:27,161 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 06:58:27,162 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 06:58:27,162 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 06:58:27,162 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 06:58:27,162 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-10 06:58:27,163 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-10 06:58:27,168 INFO L402 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2018-11-10 06:58:27,169 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-10 06:58:27,195 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 06:58:27,196 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 06:58:27,196 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 06:58:27,197 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 06:58:27,197 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 06:58:27,197 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-10 06:58:27,200 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-10 06:58:27,200 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-10 06:58:27,235 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2018-11-10 06:58:27,268 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2018-11-10 06:58:27,268 INFO L444 ModelExtractionUtils]: 25 out of 34 variables were initially zero. Simplification set additionally 6 variables to zero. [2018-11-10 06:58:27,270 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2018-11-10 06:58:27,271 INFO L440 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2018-11-10 06:58:27,271 INFO L517 LassoAnalysis]: Proved termination. [2018-11-10 06:58:27,271 INFO L519 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_#Ultimate.alloc_#res.base)_1, ULTIMATE.start_wcsrchr_~wcs.offset) = 1*v_rep(select #length ULTIMATE.start_#Ultimate.alloc_#res.base)_1 - 1*ULTIMATE.start_wcsrchr_~wcs.offset Supporting invariants [] [2018-11-10 06:58:27,305 INFO L297 tatePredicateManager]: 3 out of 4 supporting invariants were superfluous and have been removed [2018-11-10 06:58:27,312 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 06:58:27,314 WARN L1239 BoogieBacktranslator]: unknown boogie variable #length [2018-11-10 06:58:27,314 WARN L1239 BoogieBacktranslator]: unknown boogie variable #Ultimate.alloc_#res [2018-11-10 06:58:27,331 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 06:58:27,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:58:27,343 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 06:58:27,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:58:27,361 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 06:58:27,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 06:58:27,382 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 [2018-11-10 06:58:27,383 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 16 states. Second operand 5 states. [2018-11-10 06:58:27,431 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 16 states.. Second operand 5 states. Result 35 states and 39 transitions. Complement of second has 8 states. [2018-11-10 06:58:27,431 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 [2018-11-10 06:58:27,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-11-10 06:58:27,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 25 transitions. [2018-11-10 06:58:27,434 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 25 transitions. Stem has 5 letters. Loop has 6 letters. [2018-11-10 06:58:27,435 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-10 06:58:27,435 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 25 transitions. Stem has 11 letters. Loop has 6 letters. [2018-11-10 06:58:27,435 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-10 06:58:27,435 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 25 transitions. Stem has 5 letters. Loop has 12 letters. [2018-11-10 06:58:27,435 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-10 06:58:27,436 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 35 states and 39 transitions. [2018-11-10 06:58:27,437 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-10 06:58:27,439 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 35 states to 0 states and 0 transitions. [2018-11-10 06:58:27,440 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-11-10 06:58:27,440 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-11-10 06:58:27,441 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-11-10 06:58:27,441 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-10 06:58:27,441 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 06:58:27,441 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 06:58:27,441 INFO L608 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 06:58:27,441 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-10 06:58:27,441 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2018-11-10 06:58:27,441 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-10 06:58:27,442 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2018-11-10 06:58:27,445 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 10.11 06:58:27 BoogieIcfgContainer [2018-11-10 06:58:27,445 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-10 06:58:27,446 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 06:58:27,446 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 06:58:27,446 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 06:58:27,446 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 06:58:26" (3/4) ... [2018-11-10 06:58:27,449 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 06:58:27,449 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 06:58:27,450 INFO L168 Benchmark]: Toolchain (without parser) took 2021.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 957.5 MB in the beginning and 869.8 MB in the end (delta: 87.7 MB). Peak memory consumption was 246.0 MB. Max. memory is 11.5 GB. [2018-11-10 06:58:27,450 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 06:58:27,450 INFO L168 Benchmark]: CACSL2BoogieTranslator took 266.82 ms. Allocated memory is still 1.0 GB. Free memory was 957.5 MB in the beginning and 935.0 MB in the end (delta: 22.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. [2018-11-10 06:58:27,451 INFO L168 Benchmark]: Boogie Procedure Inliner took 71.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 935.0 MB in the beginning and 1.2 GB in the end (delta: -220.8 MB). Peak memory consumption was 15.9 MB. Max. memory is 11.5 GB. [2018-11-10 06:58:27,451 INFO L168 Benchmark]: Boogie Preprocessor took 16.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-10 06:58:27,452 INFO L168 Benchmark]: RCFGBuilder took 222.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 24.5 MB). Peak memory consumption was 24.5 MB. Max. memory is 11.5 GB. [2018-11-10 06:58:27,452 INFO L168 Benchmark]: BuchiAutomizer took 1436.78 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 869.8 MB in the end (delta: 258.2 MB). Peak memory consumption was 258.2 MB. Max. memory is 11.5 GB. [2018-11-10 06:58:27,452 INFO L168 Benchmark]: Witness Printer took 3.28 ms. Allocated memory is still 1.2 GB. Free memory is still 869.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 06:58:27,455 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 266.82 ms. Allocated memory is still 1.0 GB. Free memory was 957.5 MB in the beginning and 935.0 MB in the end (delta: 22.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 71.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 935.0 MB in the beginning and 1.2 GB in the end (delta: -220.8 MB). Peak memory consumption was 15.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 16.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 222.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 24.5 MB). Peak memory consumption was 24.5 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 1436.78 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 869.8 MB in the end (delta: 258.2 MB). Peak memory consumption was 258.2 MB. Max. memory is 11.5 GB. * Witness Printer took 3.28 ms. Allocated memory is still 1.2 GB. Free memory is still 869.8 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 * wcs and consists of 6 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.3s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.2s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 14 SDtfs, 26 SDslu, 13 SDs, 0 SdLazy, 10 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital149 mio100 ax100 hnf100 lsp95 ukn104 mio100 lsp40 div100 bol100 ite100 ukn100 eq193 hnf88 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 33ms VariablesStem: 3 VariablesLoop: 2 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...