./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-libowfat/strcasecmp_true-termination.c.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_ec772874-b691-4115-b400-b95b950d1d2d/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ec772874-b691-4115-b400-b95b950d1d2d/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ec772874-b691-4115-b400-b95b950d1d2d/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ec772874-b691-4115-b400-b95b950d1d2d/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-libowfat/strcasecmp_true-termination.c.i -s /tmp/vcloud-vcloud-master/worker/working_dir_ec772874-b691-4115-b400-b95b950d1d2d/bin-2019/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ec772874-b691-4115-b400-b95b950d1d2d/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 1c2f9d054b4fbf31aaebd626db3028f09e8a957b ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 11:29:10,997 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 11:29:10,998 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 11:29:11,004 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 11:29:11,004 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 11:29:11,005 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 11:29:11,006 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 11:29:11,007 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 11:29:11,007 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 11:29:11,008 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 11:29:11,008 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 11:29:11,008 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 11:29:11,009 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 11:29:11,009 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 11:29:11,010 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 11:29:11,010 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 11:29:11,011 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 11:29:11,011 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 11:29:11,013 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 11:29:11,013 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 11:29:11,014 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 11:29:11,015 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 11:29:11,016 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 11:29:11,016 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 11:29:11,016 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 11:29:11,016 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 11:29:11,017 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 11:29:11,017 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 11:29:11,018 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 11:29:11,018 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 11:29:11,018 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 11:29:11,019 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 11:29:11,019 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 11:29:11,019 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 11:29:11,020 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 11:29:11,020 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 11:29:11,020 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ec772874-b691-4115-b400-b95b950d1d2d/bin-2019/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2018-12-09 11:29:11,028 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 11:29:11,028 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 11:29:11,029 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 11:29:11,029 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 11:29:11,029 INFO L133 SettingsManager]: * Use SBE=true [2018-12-09 11:29:11,029 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-12-09 11:29:11,029 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-12-09 11:29:11,029 INFO L133 SettingsManager]: * Use old map elimination=false [2018-12-09 11:29:11,029 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-12-09 11:29:11,030 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-12-09 11:29:11,030 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-12-09 11:29:11,030 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 11:29:11,030 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-09 11:29:11,030 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 11:29:11,030 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 11:29:11,030 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-12-09 11:29:11,030 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-12-09 11:29:11,030 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-12-09 11:29:11,030 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 11:29:11,031 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-12-09 11:29:11,031 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 11:29:11,031 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-12-09 11:29:11,031 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 11:29:11,031 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 11:29:11,031 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-12-09 11:29:11,031 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 11:29:11,031 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-09 11:29:11,031 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-12-09 11:29:11,032 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-12-09 11:29:11,032 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_ec772874-b691-4115-b400-b95b950d1d2d/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 -> 1c2f9d054b4fbf31aaebd626db3028f09e8a957b [2018-12-09 11:29:11,048 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 11:29:11,055 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 11:29:11,057 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 11:29:11,058 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 11:29:11,058 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 11:29:11,059 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ec772874-b691-4115-b400-b95b950d1d2d/bin-2019/uautomizer/../../sv-benchmarks/c/termination-libowfat/strcasecmp_true-termination.c.i [2018-12-09 11:29:11,092 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ec772874-b691-4115-b400-b95b950d1d2d/bin-2019/uautomizer/data/e67a06aca/04fbe66d0f444b52b06bbd6321678484/FLAGb3ee55884 [2018-12-09 11:29:11,540 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 11:29:11,541 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ec772874-b691-4115-b400-b95b950d1d2d/sv-benchmarks/c/termination-libowfat/strcasecmp_true-termination.c.i [2018-12-09 11:29:11,547 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ec772874-b691-4115-b400-b95b950d1d2d/bin-2019/uautomizer/data/e67a06aca/04fbe66d0f444b52b06bbd6321678484/FLAGb3ee55884 [2018-12-09 11:29:11,554 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ec772874-b691-4115-b400-b95b950d1d2d/bin-2019/uautomizer/data/e67a06aca/04fbe66d0f444b52b06bbd6321678484 [2018-12-09 11:29:11,556 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 11:29:11,557 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 11:29:11,557 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 11:29:11,557 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 11:29:11,559 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 11:29:11,560 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 11:29:11" (1/1) ... [2018-12-09 11:29:11,561 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68649384 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:29:11, skipping insertion in model container [2018-12-09 11:29:11,561 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 11:29:11" (1/1) ... [2018-12-09 11:29:11,565 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 11:29:11,583 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 11:29:11,722 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 11:29:11,728 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 11:29:11,784 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 11:29:11,804 INFO L195 MainTranslator]: Completed translation [2018-12-09 11:29:11,804 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:29:11 WrapperNode [2018-12-09 11:29:11,804 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 11:29:11,804 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 11:29:11,805 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 11:29:11,805 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 11:29:11,810 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:29:11" (1/1) ... [2018-12-09 11:29:11,817 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:29:11" (1/1) ... [2018-12-09 11:29:11,828 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 11:29:11,829 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 11:29:11,829 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 11:29:11,829 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 11:29:11,834 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:29:11" (1/1) ... [2018-12-09 11:29:11,834 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:29:11" (1/1) ... [2018-12-09 11:29:11,836 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:29:11" (1/1) ... [2018-12-09 11:29:11,836 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:29:11" (1/1) ... [2018-12-09 11:29:11,838 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:29:11" (1/1) ... [2018-12-09 11:29:11,841 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:29:11" (1/1) ... [2018-12-09 11:29:11,842 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:29:11" (1/1) ... [2018-12-09 11:29:11,843 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 11:29:11,843 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 11:29:11,843 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 11:29:11,843 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 11:29:11,843 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:29:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ec772874-b691-4115-b400-b95b950d1d2d/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 11:29:11,874 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 11:29:11,874 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-09 11:29:11,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-09 11:29:11,874 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 11:29:11,875 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 11:29:11,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 11:29:11,996 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 11:29:11,996 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-09 11:29:11,996 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 11:29:11 BoogieIcfgContainer [2018-12-09 11:29:11,996 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 11:29:11,997 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-12-09 11:29:11,997 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-12-09 11:29:11,999 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-12-09 11:29:12,000 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-09 11:29:12,000 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 09.12 11:29:11" (1/3) ... [2018-12-09 11:29:12,001 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1e5655d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.12 11:29:12, skipping insertion in model container [2018-12-09 11:29:12,001 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-09 11:29:12,001 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:29:11" (2/3) ... [2018-12-09 11:29:12,001 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1e5655d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.12 11:29:12, skipping insertion in model container [2018-12-09 11:29:12,001 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-09 11:29:12,001 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 11:29:11" (3/3) ... [2018-12-09 11:29:12,002 INFO L375 chiAutomizerObserver]: Analyzing ICFG strcasecmp_true-termination.c.i [2018-12-09 11:29:12,034 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-09 11:29:12,034 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-12-09 11:29:12,035 INFO L375 BuchiCegarLoop]: Hoare is false [2018-12-09 11:29:12,035 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-12-09 11:29:12,035 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 11:29:12,035 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 11:29:12,035 INFO L379 BuchiCegarLoop]: Difference is false [2018-12-09 11:29:12,035 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 11:29:12,035 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-12-09 11:29:12,044 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16 states. [2018-12-09 11:29:12,059 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2018-12-09 11:29:12,059 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-09 11:29:12,059 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-09 11:29:12,063 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2018-12-09 11:29:12,063 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2018-12-09 11:29:12,063 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-12-09 11:29:12,063 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16 states. [2018-12-09 11:29:12,064 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2018-12-09 11:29:12,064 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-09 11:29:12,064 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-09 11:29:12,065 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2018-12-09 11:29:12,065 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2018-12-09 11:29:12,070 INFO L794 eck$LassoCheckResult]: Stem: 10#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; 8#L-1true havoc main_#res;havoc main_#t~nondet6, main_#t~malloc7.base, main_#t~malloc7.offset, main_#t~nondet8, main_#t~malloc9.base, main_#t~malloc9.offset, main_#t~ret10, main_~in_len~0, main_~in~0.base, main_~in~0.offset, main_~out_len~0, main_~out~0.base, main_~out~0.offset;main_~in_len~0 := main_#t~nondet6;havoc main_#t~nondet6; 5#L523true assume !(main_~in_len~0 < 1);call main_#t~malloc7.base, main_#t~malloc7.offset := #Ultimate.alloc(main_~in_len~0);main_~in~0.base, main_~in~0.offset := main_#t~malloc7.base, main_#t~malloc7.offset;call write~int(0, main_~in~0.base, main_~in~0.offset + (main_~in_len~0 - 1), 1);main_~out_len~0 := main_#t~nondet8;havoc main_#t~nondet8; 18#L527true assume !(main_~out_len~0 < 1);call main_#t~malloc9.base, main_#t~malloc9.offset := #Ultimate.alloc(main_~in_len~0);main_~out~0.base, main_~out~0.offset := main_#t~malloc9.base, main_#t~malloc9.offset;call write~int(0, main_~out~0.base, main_~out~0.offset + (main_~out_len~0 - 1), 1);strcasecmp_#in~s1.base, strcasecmp_#in~s1.offset, strcasecmp_#in~s2.base, strcasecmp_#in~s2.offset := main_~in~0.base, main_~in~0.offset, main_~out~0.base, main_~out~0.offset;havoc strcasecmp_#res;havoc strcasecmp_#t~mem2, strcasecmp_#t~mem3, strcasecmp_#t~post4.base, strcasecmp_#t~post4.offset, strcasecmp_#t~post5.base, strcasecmp_#t~post5.offset, strcasecmp_~s1.base, strcasecmp_~s1.offset, strcasecmp_~s2.base, strcasecmp_~s2.offset, strcasecmp_~x2~0, strcasecmp_~x1~0;strcasecmp_~s1.base, strcasecmp_~s1.offset := strcasecmp_#in~s1.base, strcasecmp_#in~s1.offset;strcasecmp_~s2.base, strcasecmp_~s2.offset := strcasecmp_#in~s2.base, strcasecmp_#in~s2.offset;havoc strcasecmp_~x2~0;havoc strcasecmp_~x1~0; 14#L510-2true [2018-12-09 11:29:12,070 INFO L796 eck$LassoCheckResult]: Loop: 14#L510-2true assume !false;call strcasecmp_#t~mem2 := read~int(strcasecmp_~s2.base, strcasecmp_~s2.offset, 1);strcasecmp_~x2~0 := strcasecmp_#t~mem2 - 65;havoc strcasecmp_#t~mem2; 7#L511true assume strcasecmp_~x2~0 % 4294967296 < 26;strcasecmp_~x2~0 := 32 + strcasecmp_~x2~0; 11#L511-2true call strcasecmp_#t~mem3 := read~int(strcasecmp_~s1.base, strcasecmp_~s1.offset, 1);strcasecmp_~x1~0 := strcasecmp_#t~mem3 - 65;havoc strcasecmp_#t~mem3; 6#L512true assume !(strcasecmp_~x1~0 % 4294967296 < 26); 9#L512-2true strcasecmp_#t~post4.base, strcasecmp_#t~post4.offset := strcasecmp_~s1.base, strcasecmp_~s1.offset;strcasecmp_~s1.base, strcasecmp_~s1.offset := strcasecmp_#t~post4.base, 1 + strcasecmp_#t~post4.offset;havoc strcasecmp_#t~post4.base, strcasecmp_#t~post4.offset;strcasecmp_#t~post5.base, strcasecmp_#t~post5.offset := strcasecmp_~s2.base, strcasecmp_~s2.offset;strcasecmp_~s2.base, strcasecmp_~s2.offset := strcasecmp_#t~post5.base, 1 + strcasecmp_#t~post5.offset;havoc strcasecmp_#t~post5.base, strcasecmp_#t~post5.offset; 4#L514true assume !(strcasecmp_~x2~0 % 4294967296 != strcasecmp_~x1~0 % 4294967296); 3#L516true assume !(4294967231 == strcasecmp_~x1~0 % 4294967296); 14#L510-2true [2018-12-09 11:29:12,074 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 11:29:12,074 INFO L82 PathProgramCache]: Analyzing trace with hash 925672, now seen corresponding path program 1 times [2018-12-09 11:29:12,075 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 11:29:12,076 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 11:29:12,105 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 11:29:12,105 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 11:29:12,105 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 11:29:12,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 11:29:12,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 11:29:12,160 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 11:29:12,160 INFO L82 PathProgramCache]: Analyzing trace with hash -380472609, now seen corresponding path program 1 times [2018-12-09 11:29:12,160 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 11:29:12,160 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 11:29:12,161 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 11:29:12,161 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 11:29:12,161 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 11:29:12,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 11:29:12,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 11:29:12,181 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 11:29:12,181 INFO L82 PathProgramCache]: Analyzing trace with hash 1579348248, now seen corresponding path program 1 times [2018-12-09 11:29:12,182 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 11:29:12,182 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 11:29:12,182 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 11:29:12,182 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 11:29:12,182 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 11:29:12,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 11:29:12,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 11:29:12,333 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 52 [2018-12-09 11:29:12,526 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 86 [2018-12-09 11:29:12,585 INFO L216 LassoAnalysis]: Preferences: [2018-12-09 11:29:12,586 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-09 11:29:12,586 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-09 11:29:12,586 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-09 11:29:12,586 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-09 11:29:12,586 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-09 11:29:12,586 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-09 11:29:12,586 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-09 11:29:12,587 INFO L131 ssoRankerPreferences]: Filename of dumped script: strcasecmp_true-termination.c.i_Iteration1_Lasso [2018-12-09 11:29:12,587 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-09 11:29:12,587 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-09 11:29:12,602 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 11:29:12,605 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 11:29:12,607 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 11:29:12,608 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 11:29:12,609 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 11:29:12,611 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 11:29:12,612 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 11:29:12,614 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 11:29:12,803 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 66 [2018-12-09 11:29:12,945 WARN L180 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 72 [2018-12-09 11:29:12,946 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 11:29:12,948 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 11:29:12,949 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 11:29:12,950 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 11:29:12,951 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 11:29:12,952 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-09 11:29:13,330 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-09 11:29:13,333 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-09 11:29:13,334 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:29:13,335 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:29:13,335 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 11:29:13,336 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:29:13,336 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:29:13,336 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:29:13,337 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 11:29:13,337 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 11:29:13,338 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:29:13,339 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:29:13,339 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:29:13,339 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 11:29:13,339 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:29:13,339 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:29:13,339 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:29:13,340 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 11:29:13,340 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 11:29:13,340 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:29:13,340 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:29:13,341 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:29:13,341 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 11:29:13,341 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:29:13,341 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:29:13,341 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:29:13,341 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 11:29:13,341 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 11:29:13,342 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:29:13,342 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:29:13,342 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:29:13,342 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 11:29:13,343 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:29:13,343 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:29:13,343 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:29:13,343 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 11:29:13,343 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 11:29:13,344 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:29:13,344 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:29:13,344 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:29:13,344 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:29:13,345 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:29:13,345 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:29:13,346 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 11:29:13,346 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-09 11:29:13,348 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:29:13,348 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:29:13,349 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:29:13,349 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 11:29:13,349 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:29:13,349 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:29:13,349 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:29:13,349 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 11:29:13,349 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 11:29:13,350 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:29:13,350 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:29:13,350 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:29:13,350 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 11:29:13,350 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:29:13,350 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:29:13,350 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:29:13,351 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 11:29:13,351 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 11:29:13,351 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:29:13,351 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:29:13,352 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:29:13,352 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-09 11:29:13,352 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:29:13,352 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:29:13,352 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:29:13,353 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-09 11:29:13,353 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-09 11:29:13,360 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:29:13,360 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:29:13,360 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:29:13,360 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:29:13,360 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:29:13,360 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:29:13,361 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 11:29:13,361 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-09 11:29:13,363 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:29:13,363 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:29:13,364 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:29:13,364 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:29:13,364 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:29:13,364 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:29:13,365 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 11:29:13,365 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-09 11:29:13,373 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:29:13,373 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:29:13,373 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:29:13,373 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:29:13,373 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:29:13,373 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:29:13,374 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 11:29:13,374 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-09 11:29:13,376 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:29:13,376 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:29:13,376 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:29:13,376 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:29:13,376 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:29:13,377 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:29:13,378 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 11:29:13,378 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-09 11:29:13,384 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:29:13,384 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:29:13,384 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:29:13,385 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:29:13,385 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:29:13,385 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:29:13,385 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 11:29:13,386 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-09 11:29:13,387 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:29:13,387 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:29:13,387 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:29:13,388 INFO L205 nArgumentSynthesizer]: 2 stem disjuncts [2018-12-09 11:29:13,388 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:29:13,388 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:29:13,389 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-12-09 11:29:13,389 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-09 11:29:13,397 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-09 11:29:13,398 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-09 11:29:13,398 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-09 11:29:13,398 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-09 11:29:13,398 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-09 11:29:13,398 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-09 11:29:13,401 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-09 11:29:13,401 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-09 11:29:13,429 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2018-12-09 11:29:13,455 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2018-12-09 11:29:13,455 INFO L444 ModelExtractionUtils]: 42 out of 49 variables were initially zero. Simplification set additionally 4 variables to zero. [2018-12-09 11:29:13,456 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2018-12-09 11:29:13,457 INFO L440 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2018-12-09 11:29:13,457 INFO L518 LassoAnalysis]: Proved termination. [2018-12-09 11:29:13,458 INFO L520 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~out~0.base)_1, ULTIMATE.start_strcasecmp_~s1.offset) = 1*v_rep(select #length ULTIMATE.start_main_~out~0.base)_1 - 1*ULTIMATE.start_strcasecmp_~s1.offset Supporting invariants [] [2018-12-09 11:29:13,519 INFO L297 tatePredicateManager]: 16 out of 18 supporting invariants were superfluous and have been removed [2018-12-09 11:29:13,526 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-09 11:29:13,545 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 11:29:13,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:29:13,562 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 11:29:13,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:29:13,582 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 11:29:13,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 11:29:13,618 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2018-12-09 11:29:13,619 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 16 states. Second operand 5 states. [2018-12-09 11:29:13,669 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 16 states.. Second operand 5 states. Result 41 states and 52 transitions. Complement of second has 8 states. [2018-12-09 11:29:13,669 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 [2018-12-09 11:29:13,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-12-09 11:29:13,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 34 transitions. [2018-12-09 11:29:13,672 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 34 transitions. Stem has 4 letters. Loop has 7 letters. [2018-12-09 11:29:13,673 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-12-09 11:29:13,673 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 34 transitions. Stem has 11 letters. Loop has 7 letters. [2018-12-09 11:29:13,673 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-12-09 11:29:13,673 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 34 transitions. Stem has 4 letters. Loop has 14 letters. [2018-12-09 11:29:13,673 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-12-09 11:29:13,674 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 41 states and 52 transitions. [2018-12-09 11:29:13,676 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-12-09 11:29:13,677 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 41 states to 0 states and 0 transitions. [2018-12-09 11:29:13,678 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-12-09 11:29:13,678 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-12-09 11:29:13,678 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-12-09 11:29:13,678 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-12-09 11:29:13,679 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-09 11:29:13,679 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-09 11:29:13,679 INFO L608 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-09 11:29:13,679 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-12-09 11:29:13,679 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2018-12-09 11:29:13,679 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-12-09 11:29:13,679 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2018-12-09 11:29:13,683 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 09.12 11:29:13 BoogieIcfgContainer [2018-12-09 11:29:13,683 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-12-09 11:29:13,683 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 11:29:13,683 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 11:29:13,683 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 11:29:13,684 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 11:29:11" (3/4) ... [2018-12-09 11:29:13,686 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-09 11:29:13,686 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 11:29:13,687 INFO L168 Benchmark]: Toolchain (without parser) took 2130.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 201.9 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -157.4 MB). Peak memory consumption was 44.4 MB. Max. memory is 11.5 GB. [2018-12-09 11:29:13,687 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 11:29:13,688 INFO L168 Benchmark]: CACSL2BoogieTranslator took 246.83 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.6 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -148.3 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. [2018-12-09 11:29:13,688 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.16 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 11:29:13,688 INFO L168 Benchmark]: Boogie Preprocessor took 13.90 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 11:29:13,689 INFO L168 Benchmark]: RCFGBuilder took 153.75 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.7 MB). Peak memory consumption was 18.7 MB. Max. memory is 11.5 GB. [2018-12-09 11:29:13,689 INFO L168 Benchmark]: BuchiAutomizer took 1686.00 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 81.3 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -27.8 MB). Peak memory consumption was 53.4 MB. Max. memory is 11.5 GB. [2018-12-09 11:29:13,689 INFO L168 Benchmark]: Witness Printer took 3.36 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 11:29:13,691 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 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 246.83 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.6 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -148.3 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 24.16 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 13.90 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 153.75 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.7 MB). Peak memory consumption was 18.7 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 1686.00 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 81.3 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -27.8 MB). Peak memory consumption was 53.4 MB. Max. memory is 11.5 GB. * Witness Printer took 3.36 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #length * 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[out] + -1 * s1 and consists of 6 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.6s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.4s. 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: 21 SDtfs, 27 SDslu, 24 SDs, 0 SdLazy, 7 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital228 mio100 ax100 hnf100 lsp97 ukn88 mio100 lsp45 div161 bol100 ite100 ukn100 eq146 hnf72 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 10ms VariablesStem: 4 VariablesLoop: 4 DisjunctsStem: 2 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 8 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...