./Ultimate.py --spec ../../sv-benchmarks/c/Termination.prp --file ../../sv-benchmarks/c/array-memsafety/cstrchr-alloca_true-valid-memsafety_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_20d03eb6-6172-450a-9cb6-a6b490e035c2/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_20d03eb6-6172-450a-9cb6-a6b490e035c2/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_20d03eb6-6172-450a-9cb6-a6b490e035c2/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_20d03eb6-6172-450a-9cb6-a6b490e035c2/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/array-memsafety/cstrchr-alloca_true-valid-memsafety_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_20d03eb6-6172-450a-9cb6-a6b490e035c2/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_20d03eb6-6172-450a-9cb6-a6b490e035c2/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b77e20ecf2782844251cc1f0f4840606114db633 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 13:32:58,913 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 13:32:58,914 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 13:32:58,923 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 13:32:58,923 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 13:32:58,924 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 13:32:58,925 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 13:32:58,926 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 13:32:58,927 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 13:32:58,928 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 13:32:58,929 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 13:32:58,929 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 13:32:58,930 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 13:32:58,931 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 13:32:58,932 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 13:32:58,933 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 13:32:58,933 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 13:32:58,935 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 13:32:58,937 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 13:32:58,938 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 13:32:58,939 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 13:32:58,940 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 13:32:58,941 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 13:32:58,942 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 13:32:58,942 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 13:32:58,943 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 13:32:58,944 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 13:32:58,944 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 13:32:58,945 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 13:32:58,946 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 13:32:58,946 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 13:32:58,947 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 13:32:58,947 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 13:32:58,947 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 13:32:58,948 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 13:32:58,949 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 13:32:58,949 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_20d03eb6-6172-450a-9cb6-a6b490e035c2/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-18 13:32:58,960 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 13:32:58,960 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 13:32:58,961 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 13:32:58,961 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 13:32:58,961 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 13:32:58,961 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-18 13:32:58,962 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-18 13:32:58,962 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-18 13:32:58,962 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-18 13:32:58,962 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-18 13:32:58,962 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-18 13:32:58,963 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 13:32:58,963 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 13:32:58,963 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-18 13:32:58,963 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 13:32:58,963 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 13:32:58,963 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 13:32:58,963 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-18 13:32:58,964 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-18 13:32:58,964 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-18 13:32:58,964 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 13:32:58,964 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 13:32:58,964 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-18 13:32:58,964 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 13:32:58,965 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-18 13:32:58,965 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 13:32:58,965 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 13:32:58,965 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-18 13:32:58,965 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 13:32:58,965 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 13:32:58,965 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-18 13:32:58,966 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-18 13:32:58,966 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_20d03eb6-6172-450a-9cb6-a6b490e035c2/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b77e20ecf2782844251cc1f0f4840606114db633 [2018-11-18 13:32:58,994 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 13:32:59,003 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 13:32:59,006 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 13:32:59,007 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 13:32:59,007 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 13:32:59,008 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_20d03eb6-6172-450a-9cb6-a6b490e035c2/bin-2019/uautomizer/../../sv-benchmarks/c/array-memsafety/cstrchr-alloca_true-valid-memsafety_true-termination.i [2018-11-18 13:32:59,054 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_20d03eb6-6172-450a-9cb6-a6b490e035c2/bin-2019/uautomizer/data/c6d326d05/2ba2f68e9f594d74b176819d83c8dab7/FLAGd2a0e4493 [2018-11-18 13:32:59,427 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 13:32:59,428 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_20d03eb6-6172-450a-9cb6-a6b490e035c2/sv-benchmarks/c/array-memsafety/cstrchr-alloca_true-valid-memsafety_true-termination.i [2018-11-18 13:32:59,437 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_20d03eb6-6172-450a-9cb6-a6b490e035c2/bin-2019/uautomizer/data/c6d326d05/2ba2f68e9f594d74b176819d83c8dab7/FLAGd2a0e4493 [2018-11-18 13:32:59,811 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_20d03eb6-6172-450a-9cb6-a6b490e035c2/bin-2019/uautomizer/data/c6d326d05/2ba2f68e9f594d74b176819d83c8dab7 [2018-11-18 13:32:59,813 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 13:32:59,814 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 13:32:59,814 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 13:32:59,814 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 13:32:59,817 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 13:32:59,817 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:32:59" (1/1) ... [2018-11-18 13:32:59,819 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35a782c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:32:59, skipping insertion in model container [2018-11-18 13:32:59,819 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:32:59" (1/1) ... [2018-11-18 13:32:59,825 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 13:32:59,851 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 13:33:00,038 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:33:00,045 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 13:33:00,071 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:33:00,141 INFO L195 MainTranslator]: Completed translation [2018-11-18 13:33:00,142 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:33:00 WrapperNode [2018-11-18 13:33:00,142 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 13:33:00,143 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 13:33:00,143 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 13:33:00,143 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 13:33:00,150 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:33:00" (1/1) ... [2018-11-18 13:33:00,160 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:33:00" (1/1) ... [2018-11-18 13:33:00,172 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 13:33:00,173 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 13:33:00,173 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 13:33:00,173 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 13:33:00,178 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:33:00" (1/1) ... [2018-11-18 13:33:00,178 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:33:00" (1/1) ... [2018-11-18 13:33:00,180 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:33:00" (1/1) ... [2018-11-18 13:33:00,180 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:33:00" (1/1) ... [2018-11-18 13:33:00,183 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:33:00" (1/1) ... [2018-11-18 13:33:00,186 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:33:00" (1/1) ... [2018-11-18 13:33:00,186 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:33:00" (1/1) ... [2018-11-18 13:33:00,188 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 13:33:00,188 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 13:33:00,188 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 13:33:00,188 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 13:33:00,189 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:33:00" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_20d03eb6-6172-450a-9cb6-a6b490e035c2/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 [2018-11-18 13:33:00,222 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 13:33:00,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 13:33:00,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 13:33:00,222 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 13:33:00,222 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 13:33:00,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 13:33:00,346 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 13:33:00,346 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:33:00 BoogieIcfgContainer [2018-11-18 13:33:00,346 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 13:33:00,347 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-18 13:33:00,347 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-18 13:33:00,349 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-18 13:33:00,350 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-18 13:33:00,350 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 18.11 01:32:59" (1/3) ... [2018-11-18 13:33:00,350 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@892ae38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.11 01:33:00, skipping insertion in model container [2018-11-18 13:33:00,350 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-18 13:33:00,351 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:33:00" (2/3) ... [2018-11-18 13:33:00,351 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@892ae38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.11 01:33:00, skipping insertion in model container [2018-11-18 13:33:00,351 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-18 13:33:00,351 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:33:00" (3/3) ... [2018-11-18 13:33:00,353 INFO L375 chiAutomizerObserver]: Analyzing ICFG cstrchr-alloca_true-valid-memsafety_true-termination.i [2018-11-18 13:33:00,391 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 13:33:00,391 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-18 13:33:00,391 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-18 13:33:00,392 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-18 13:33:00,392 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 13:33:00,392 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 13:33:00,392 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-18 13:33:00,392 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 13:33:00,392 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-18 13:33:00,405 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states. [2018-11-18 13:33:00,423 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2018-11-18 13:33:00,423 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-18 13:33:00,423 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-18 13:33:00,427 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2018-11-18 13:33:00,427 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2018-11-18 13:33:00,428 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-18 13:33:00,428 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states. [2018-11-18 13:33:00,429 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2018-11-18 13:33:00,429 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-18 13:33:00,429 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-18 13:33:00,429 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2018-11-18 13:33:00,429 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2018-11-18 13:33:00,434 INFO L794 eck$LassoCheckResult]: Stem: 11#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~nondet8, main_#t~malloc9.base, main_#t~malloc9.offset, main_#t~nondet10, main_#t~ret11.base, main_#t~ret11.offset, main_~length~0, main_~nondetString~0.base, main_~nondetString~0.offset;main_~length~0 := main_#t~nondet8;havoc main_#t~nondet8; 3#L548true assume !(main_~length~0 < 1); 5#L548-2true call main_#t~malloc9.base, main_#t~malloc9.offset := #Ultimate.alloc(main_~length~0);main_~nondetString~0.base, main_~nondetString~0.offset := main_#t~malloc9.base, main_#t~malloc9.offset;call write~int(0, main_~nondetString~0.base, main_~nondetString~0.offset + (main_~length~0 - 1), 1);assume { :begin_inline_cstrchr } true;cstrchr_#in~s.base, cstrchr_#in~s.offset, cstrchr_#in~c := main_~nondetString~0.base, main_~nondetString~0.offset, main_#t~nondet10;havoc cstrchr_#res.base, cstrchr_#res.offset;havoc cstrchr_#t~post5.base, cstrchr_#t~post5.offset, cstrchr_#t~mem2, cstrchr_#t~mem3, cstrchr_#t~short4, cstrchr_#t~mem6, cstrchr_#t~ite7.base, cstrchr_#t~ite7.offset, cstrchr_~s.base, cstrchr_~s.offset, cstrchr_~c;cstrchr_~s.base, cstrchr_~s.offset := cstrchr_#in~s.base, cstrchr_#in~s.offset;cstrchr_~c := cstrchr_#in~c; 4#L542-6true [2018-11-18 13:33:00,434 INFO L796 eck$LassoCheckResult]: Loop: 4#L542-6true assume true; 12#L542-1true call cstrchr_#t~mem2 := read~int(cstrchr_~s.base, cstrchr_~s.offset, 1);cstrchr_#t~short4 := 0 != cstrchr_#t~mem2; 14#L542-2true assume cstrchr_#t~short4;call cstrchr_#t~mem3 := read~int(cstrchr_~s.base, cstrchr_~s.offset, 1);cstrchr_#t~short4 := cstrchr_#t~mem3 != (if cstrchr_~c % 256 <= 127 then cstrchr_~c % 256 else cstrchr_~c % 256 - 256); 17#L542-4true assume !!cstrchr_#t~short4;havoc cstrchr_#t~short4;havoc cstrchr_#t~mem3;havoc cstrchr_#t~mem2;cstrchr_#t~post5.base, cstrchr_#t~post5.offset := cstrchr_~s.base, cstrchr_~s.offset;cstrchr_~s.base, cstrchr_~s.offset := cstrchr_#t~post5.base, 1 + cstrchr_#t~post5.offset;havoc cstrchr_#t~post5.base, cstrchr_#t~post5.offset; 4#L542-6true [2018-11-18 13:33:00,438 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:33:00,438 INFO L82 PathProgramCache]: Analyzing trace with hash 925669, now seen corresponding path program 1 times [2018-11-18 13:33:00,439 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:33:00,440 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:33:00,473 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:33:00,473 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:33:00,474 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:33:00,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:33:00,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:33:00,521 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:33:00,521 INFO L82 PathProgramCache]: Analyzing trace with hash 1325803, now seen corresponding path program 1 times [2018-11-18 13:33:00,521 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:33:00,521 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:33:00,522 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:33:00,522 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:33:00,522 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:33:00,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:33:00,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:33:00,540 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:33:00,540 INFO L82 PathProgramCache]: Analyzing trace with hash 176670927, now seen corresponding path program 1 times [2018-11-18 13:33:00,540 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:33:00,540 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:33:00,541 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:33:00,541 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:33:00,541 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:33:00,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:33:00,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:33:00,680 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 38 [2018-11-18 13:33:00,892 INFO L216 LassoAnalysis]: Preferences: [2018-11-18 13:33:00,893 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-18 13:33:00,893 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-18 13:33:00,893 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-18 13:33:00,894 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-18 13:33:00,894 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 13:33:00,894 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-18 13:33:00,894 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-18 13:33:00,894 INFO L131 ssoRankerPreferences]: Filename of dumped script: cstrchr-alloca_true-valid-memsafety_true-termination.i_Iteration1_Lasso [2018-11-18 13:33:00,894 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-18 13:33:00,895 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-18 13:33:00,910 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:33:00,914 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:33:00,917 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:33:00,918 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:33:00,920 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:33:00,922 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:33:00,925 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:33:00,926 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:33:00,929 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:33:00,931 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:33:01,105 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:33:01,110 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:33:01,115 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:33:01,117 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:33:01,119 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:33:01,138 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:33:01,139 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:33:01,434 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 36 [2018-11-18 13:33:01,469 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-18 13:33:01,473 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-18 13:33:01,475 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 13:33:01,476 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:33:01,476 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:33:01,476 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:33:01,477 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:33:01,477 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 13:33:01,478 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 13:33:01,478 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:33:01,480 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:33:01,480 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 [2018-11-18 13:33:01,481 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:33:01,481 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:33:01,481 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:33:01,481 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:33:01,481 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 13:33:01,482 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 13:33:01,482 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:33:01,483 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:33:01,484 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 [2018-11-18 13:33:01,484 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:33:01,484 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:33:01,484 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:33:01,485 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:33:01,485 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 13:33:01,485 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 13:33:01,485 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:33:01,486 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:33:01,486 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 [2018-11-18 13:33:01,487 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:33:01,487 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:33:01,487 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:33:01,487 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:33:01,488 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 13:33:01,488 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 13:33:01,488 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:33:01,489 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:33:01,490 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 [2018-11-18 13:33:01,490 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:33:01,490 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:33:01,490 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:33:01,491 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 13:33:01,493 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 13:33:01,493 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 13:33:01,497 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:33:01,498 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 [2018-11-18 13:33:01,498 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:33:01,498 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:33:01,498 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:33:01,499 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:33:01,499 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 13:33:01,499 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 13:33:01,499 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:33:01,501 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:33:01,501 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 [2018-11-18 13:33:01,501 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:33:01,502 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:33:01,502 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:33:01,502 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:33:01,502 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 13:33:01,502 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 13:33:01,503 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:33:01,503 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:33:01,504 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 [2018-11-18 13:33:01,504 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:33:01,504 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:33:01,504 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:33:01,504 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:33:01,505 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 13:33:01,505 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 13:33:01,505 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:33:01,506 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:33:01,506 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 [2018-11-18 13:33:01,506 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:33:01,506 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:33:01,507 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:33:01,507 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 13:33:01,508 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 13:33:01,508 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 13:33:01,511 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:33:01,512 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 [2018-11-18 13:33:01,512 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:33:01,512 INFO L205 nArgumentSynthesizer]: 2 stem disjuncts [2018-11-18 13:33:01,513 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:33:01,513 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 13:33:01,515 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-11-18 13:33:01,516 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 13:33:01,536 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:33:01,536 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 [2018-11-18 13:33:01,537 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:33:01,537 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:33:01,537 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:33:01,537 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 13:33:01,539 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 13:33:01,539 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 13:33:01,550 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:33:01,550 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 [2018-11-18 13:33:01,551 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:33:01,551 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:33:01,551 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:33:01,551 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 13:33:01,552 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 13:33:01,553 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 13:33:01,555 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:33:01,555 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 [2018-11-18 13:33:01,556 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:33:01,556 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:33:01,556 INFO L206 nArgumentSynthesizer]: 6 loop disjuncts [2018-11-18 13:33:01,556 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 13:33:01,582 INFO L402 nArgumentSynthesizer]: We have 96 Motzkin's Theorem applications. [2018-11-18 13:33:01,582 INFO L403 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2018-11-18 13:33:01,688 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:33:01,689 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 [2018-11-18 13:33:01,689 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:33:01,689 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:33:01,690 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:33:01,690 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 13:33:01,691 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 13:33:01,691 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 13:33:01,692 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:33:01,692 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 [2018-11-18 13:33:01,693 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:33:01,693 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:33:01,693 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:33:01,693 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 13:33:01,695 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 13:33:01,695 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 13:33:01,712 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2018-11-18 13:33:01,729 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2018-11-18 13:33:01,729 INFO L444 ModelExtractionUtils]: 20 out of 25 variables were initially zero. Simplification set additionally 2 variables to zero. [2018-11-18 13:33:01,731 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2018-11-18 13:33:01,732 INFO L440 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2018-11-18 13:33:01,732 INFO L518 LassoAnalysis]: Proved termination. [2018-11-18 13:33:01,733 INFO L520 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cstrchr_~s.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc9.base)_1) = -1*ULTIMATE.start_cstrchr_~s.offset + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc9.base)_1 Supporting invariants [] [2018-11-18 13:33:01,759 INFO L297 tatePredicateManager]: 3 out of 4 supporting invariants were superfluous and have been removed [2018-11-18 13:33:01,767 WARN L1239 BoogieBacktranslator]: unknown boogie variable #length [2018-11-18 13:33:01,800 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:33:01,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:33:01,817 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:33:01,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:33:01,835 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:33:01,847 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:33:01,857 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2018-11-18 13:33:01,858 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 15 states. Second operand 4 states. [2018-11-18 13:33:01,926 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 15 states.. Second operand 4 states. Result 30 states and 38 transitions. Complement of second has 8 states. [2018-11-18 13:33:01,927 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2018-11-18 13:33:01,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2018-11-18 13:33:01,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 23 transitions. [2018-11-18 13:33:01,930 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 23 transitions. Stem has 4 letters. Loop has 4 letters. [2018-11-18 13:33:01,931 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-18 13:33:01,931 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 23 transitions. Stem has 8 letters. Loop has 4 letters. [2018-11-18 13:33:01,931 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-18 13:33:01,931 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 23 transitions. Stem has 4 letters. Loop has 8 letters. [2018-11-18 13:33:01,931 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-18 13:33:01,932 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 30 states and 38 transitions. [2018-11-18 13:33:01,933 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-18 13:33:01,935 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 30 states to 0 states and 0 transitions. [2018-11-18 13:33:01,936 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-11-18 13:33:01,936 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-11-18 13:33:01,937 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-11-18 13:33:01,937 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-18 13:33:01,937 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 13:33:01,937 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 13:33:01,937 INFO L608 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 13:33:01,937 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-18 13:33:01,937 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2018-11-18 13:33:01,938 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-18 13:33:01,938 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2018-11-18 13:33:01,942 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 18.11 01:33:01 BoogieIcfgContainer [2018-11-18 13:33:01,942 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-18 13:33:01,943 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 13:33:01,943 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 13:33:01,943 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 13:33:01,944 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:33:00" (3/4) ... [2018-11-18 13:33:01,948 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 13:33:01,948 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 13:33:01,949 INFO L168 Benchmark]: Toolchain (without parser) took 2135.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 956.6 MB in the beginning and 839.1 MB in the end (delta: 117.4 MB). Peak memory consumption was 265.3 MB. Max. memory is 11.5 GB. [2018-11-18 13:33:01,950 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 13:33:01,950 INFO L168 Benchmark]: CACSL2BoogieTranslator took 327.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -188.3 MB). Peak memory consumption was 38.5 MB. Max. memory is 11.5 GB. [2018-11-18 13:33:01,951 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-18 13:33:01,951 INFO L168 Benchmark]: Boogie Preprocessor took 14.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-18 13:33:01,952 INFO L168 Benchmark]: RCFGBuilder took 158.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.7 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. [2018-11-18 13:33:01,952 INFO L168 Benchmark]: BuchiAutomizer took 1595.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 839.1 MB in the end (delta: 281.4 MB). Peak memory consumption was 281.4 MB. Max. memory is 11.5 GB. [2018-11-18 13:33:01,953 INFO L168 Benchmark]: Witness Printer took 5.46 ms. Allocated memory is still 1.2 GB. Free memory is still 839.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 13:33:01,955 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 327.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -188.3 MB). Peak memory consumption was 38.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 30.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 14.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 158.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.7 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 1595.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 839.1 MB in the end (delta: 281.4 MB). Peak memory consumption was 281.4 MB. Max. memory is 11.5 GB. * Witness Printer took 5.46 ms. Allocated memory is still 1.2 GB. Free memory is still 839.1 MB. 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 -1 * s + unknown-#length-unknown[__builtin_alloca (length * sizeof(char))] and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.5s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.3s. 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: 10 SDtfs, 20 SDslu, 6 SDs, 0 SdLazy, 12 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital177 mio100 ax100 hnf98 lsp98 ukn70 mio100 lsp34 div169 bol100 ite100 ukn100 eq153 hnf65 smp100 dnf873 smp27 tf100 neg95 sie112 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 133ms VariablesStem: 3 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 6 SupportingInvariants: 12 MotzkinApplications: 96 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...