./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/b.06-alloca_true-termination_true-no-overflow.c.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_e48fb95f-bf18-4220-9b7c-5ae9892f9839/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e48fb95f-bf18-4220-9b7c-5ae9892f9839/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e48fb95f-bf18-4220-9b7c-5ae9892f9839/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e48fb95f-bf18-4220-9b7c-5ae9892f9839/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/b.06-alloca_true-termination_true-no-overflow.c.i -s /tmp/vcloud-vcloud-master/worker/working_dir_e48fb95f-bf18-4220-9b7c-5ae9892f9839/bin-2019/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e48fb95f-bf18-4220-9b7c-5ae9892f9839/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 7d436f9bf6df44883ea10fac4397136e5a572f5c ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 12:20:31,931 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 12:20:31,933 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 12:20:31,941 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 12:20:31,941 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 12:20:31,942 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 12:20:31,943 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 12:20:31,944 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 12:20:31,945 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 12:20:31,946 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 12:20:31,947 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 12:20:31,947 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 12:20:31,948 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 12:20:31,948 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 12:20:31,949 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 12:20:31,950 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 12:20:31,950 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 12:20:31,951 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 12:20:31,953 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 12:20:31,954 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 12:20:31,954 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 12:20:31,955 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 12:20:31,957 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 12:20:31,957 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 12:20:31,957 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 12:20:31,958 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 12:20:31,958 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 12:20:31,959 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 12:20:31,960 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 12:20:31,960 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 12:20:31,960 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 12:20:31,961 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 12:20:31,961 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 12:20:31,961 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 12:20:31,962 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 12:20:31,962 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 12:20:31,963 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e48fb95f-bf18-4220-9b7c-5ae9892f9839/bin-2019/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2018-11-23 12:20:31,974 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 12:20:31,974 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 12:20:31,975 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 12:20:31,975 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 12:20:31,975 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 12:20:31,976 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-23 12:20:31,976 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-23 12:20:31,976 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-23 12:20:31,976 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-23 12:20:31,976 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-23 12:20:31,976 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-23 12:20:31,976 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 12:20:31,977 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-23 12:20:31,977 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 12:20:31,977 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 12:20:31,977 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-23 12:20:31,977 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-23 12:20:31,977 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-23 12:20:31,977 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 12:20:31,978 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-23 12:20:31,978 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 12:20:31,978 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-23 12:20:31,978 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 12:20:31,978 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 12:20:31,978 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-23 12:20:31,979 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 12:20:31,979 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 12:20:31,979 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-23 12:20:31,980 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-23 12:20:31,980 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_e48fb95f-bf18-4220-9b7c-5ae9892f9839/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 -> 7d436f9bf6df44883ea10fac4397136e5a572f5c [2018-11-23 12:20:32,003 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 12:20:32,013 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 12:20:32,016 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 12:20:32,017 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 12:20:32,017 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 12:20:32,018 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e48fb95f-bf18-4220-9b7c-5ae9892f9839/bin-2019/uautomizer/../../sv-benchmarks/c/termination-memory-alloca/b.06-alloca_true-termination_true-no-overflow.c.i [2018-11-23 12:20:32,062 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e48fb95f-bf18-4220-9b7c-5ae9892f9839/bin-2019/uautomizer/data/6c065cd0b/7055b3863cd24ba1bdd35c58d619c114/FLAG679a926e9 [2018-11-23 12:20:32,495 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 12:20:32,495 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e48fb95f-bf18-4220-9b7c-5ae9892f9839/sv-benchmarks/c/termination-memory-alloca/b.06-alloca_true-termination_true-no-overflow.c.i [2018-11-23 12:20:32,505 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e48fb95f-bf18-4220-9b7c-5ae9892f9839/bin-2019/uautomizer/data/6c065cd0b/7055b3863cd24ba1bdd35c58d619c114/FLAG679a926e9 [2018-11-23 12:20:32,515 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e48fb95f-bf18-4220-9b7c-5ae9892f9839/bin-2019/uautomizer/data/6c065cd0b/7055b3863cd24ba1bdd35c58d619c114 [2018-11-23 12:20:32,517 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 12:20:32,518 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 12:20:32,519 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 12:20:32,519 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 12:20:32,521 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 12:20:32,522 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:20:32" (1/1) ... [2018-11-23 12:20:32,523 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bab14b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:20:32, skipping insertion in model container [2018-11-23 12:20:32,524 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:20:32" (1/1) ... [2018-11-23 12:20:32,530 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 12:20:32,556 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 12:20:32,742 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 12:20:32,749 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 12:20:32,822 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 12:20:32,845 INFO L195 MainTranslator]: Completed translation [2018-11-23 12:20:32,845 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:20:32 WrapperNode [2018-11-23 12:20:32,845 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 12:20:32,846 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 12:20:32,846 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 12:20:32,846 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 12:20:32,851 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:20:32" (1/1) ... [2018-11-23 12:20:32,861 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:20:32" (1/1) ... [2018-11-23 12:20:32,874 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 12:20:32,874 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 12:20:32,875 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 12:20:32,875 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 12:20:32,880 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:20:32" (1/1) ... [2018-11-23 12:20:32,880 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:20:32" (1/1) ... [2018-11-23 12:20:32,883 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:20:32" (1/1) ... [2018-11-23 12:20:32,883 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:20:32" (1/1) ... [2018-11-23 12:20:32,886 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:20:32" (1/1) ... [2018-11-23 12:20:32,890 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:20:32" (1/1) ... [2018-11-23 12:20:32,891 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:20:32" (1/1) ... [2018-11-23 12:20:32,892 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 12:20:32,893 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 12:20:32,893 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 12:20:32,893 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 12:20:32,893 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:20:32" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e48fb95f-bf18-4220-9b7c-5ae9892f9839/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 [2018-11-23 12:20:32,930 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 12:20:32,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-23 12:20:32,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-23 12:20:32,931 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 12:20:32,931 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 12:20:32,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 12:20:33,066 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 12:20:33,066 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-23 12:20:33,067 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:20:33 BoogieIcfgContainer [2018-11-23 12:20:33,067 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 12:20:33,067 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-23 12:20:33,067 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-23 12:20:33,070 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-23 12:20:33,070 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-23 12:20:33,071 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 23.11 12:20:32" (1/3) ... [2018-11-23 12:20:33,071 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@b26c064 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 12:20:33, skipping insertion in model container [2018-11-23 12:20:33,071 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-23 12:20:33,071 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:20:32" (2/3) ... [2018-11-23 12:20:33,071 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@b26c064 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 12:20:33, skipping insertion in model container [2018-11-23 12:20:33,071 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-23 12:20:33,072 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:20:33" (3/3) ... [2018-11-23 12:20:33,073 INFO L375 chiAutomizerObserver]: Analyzing ICFG b.06-alloca_true-termination_true-no-overflow.c.i [2018-11-23 12:20:33,114 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 12:20:33,115 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-23 12:20:33,115 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-23 12:20:33,115 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-23 12:20:33,115 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 12:20:33,115 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 12:20:33,115 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-23 12:20:33,115 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 12:20:33,115 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-23 12:20:33,125 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 10 states. [2018-11-23 12:20:33,140 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2018-11-23 12:20:33,140 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-23 12:20:33,140 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-23 12:20:33,147 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-23 12:20:33,147 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2018-11-23 12:20:33,147 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-23 12:20:33,147 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 10 states. [2018-11-23 12:20:33,148 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2018-11-23 12:20:33,148 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-23 12:20:33,148 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-23 12:20:33,148 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-23 12:20:33,148 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2018-11-23 12:20:33,155 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; 3#L-1true havoc main_#res;havoc main_#t~nondet12, main_#t~nondet13, main_#t~ret14;test_fun_#in~x, test_fun_#in~y := main_#t~nondet12, main_#t~nondet13;havoc test_fun_#res;havoc test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset, test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset, test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset, test_fun_#t~mem8, test_fun_#t~mem9, test_fun_#t~mem10, test_fun_#t~mem5, test_fun_#t~mem6, test_fun_#t~short7, test_fun_#t~mem11, test_fun_~x, test_fun_~y, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, test_fun_~c~0.base, test_fun_~c~0.offset;test_fun_~x := test_fun_#in~x;test_fun_~y := test_fun_#in~y;call test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset := #Ultimate.alloc(4);test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset := test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset;call test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset := #Ultimate.alloc(4);test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset := test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset;call test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset := #Ultimate.alloc(4);test_fun_~c~0.base, test_fun_~c~0.offset := test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset;call write~int(test_fun_~x, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call write~int(test_fun_~y, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call write~int(0, test_fun_~c~0.base, test_fun_~c~0.offset, 4); 8#L555-5true [2018-11-23 12:20:33,155 INFO L796 eck$LassoCheckResult]: Loop: 8#L555-5true call test_fun_#t~mem5 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);test_fun_#t~short7 := test_fun_#t~mem5 > 0; 12#L555-1true assume test_fun_#t~short7;call test_fun_#t~mem6 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);test_fun_#t~short7 := test_fun_#t~mem6 > 0; 6#L555-3true assume !!test_fun_#t~short7;havoc test_fun_#t~mem6;havoc test_fun_#t~short7;havoc test_fun_#t~mem5;call test_fun_#t~mem8 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call write~int(test_fun_#t~mem8 - 1, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);havoc test_fun_#t~mem8;call test_fun_#t~mem9 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call write~int(test_fun_#t~mem9 - 1, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);havoc test_fun_#t~mem9;call test_fun_#t~mem10 := read~int(test_fun_~c~0.base, test_fun_~c~0.offset, 4);call write~int(1 + test_fun_#t~mem10, test_fun_~c~0.base, test_fun_~c~0.offset, 4);havoc test_fun_#t~mem10; 8#L555-5true [2018-11-23 12:20:33,160 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:20:33,160 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2018-11-23 12:20:33,162 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 12:20:33,162 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 12:20:33,195 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:20:33,195 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:20:33,196 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:20:33,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 12:20:33,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 12:20:33,250 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:20:33,250 INFO L82 PathProgramCache]: Analyzing trace with hash 36846, now seen corresponding path program 1 times [2018-11-23 12:20:33,250 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 12:20:33,250 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 12:20:33,251 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:20:33,251 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:20:33,251 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:20:33,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 12:20:33,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 12:20:33,273 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:20:33,273 INFO L82 PathProgramCache]: Analyzing trace with hash 28695788, now seen corresponding path program 1 times [2018-11-23 12:20:33,273 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 12:20:33,273 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 12:20:33,274 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:20:33,274 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:20:33,274 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:20:33,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 12:20:33,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 12:20:33,472 WARN L180 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 59 [2018-11-23 12:20:33,686 WARN L180 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 78 [2018-11-23 12:20:33,777 INFO L216 LassoAnalysis]: Preferences: [2018-11-23 12:20:33,778 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-23 12:20:33,778 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-23 12:20:33,778 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-23 12:20:33,778 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-23 12:20:33,778 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 12:20:33,778 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-23 12:20:33,778 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-23 12:20:33,779 INFO L131 ssoRankerPreferences]: Filename of dumped script: b.06-alloca_true-termination_true-no-overflow.c.i_Iteration1_Lasso [2018-11-23 12:20:33,779 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-23 12:20:33,779 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-23 12:20:33,796 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 12:20:33,800 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 12:20:33,801 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 12:20:33,803 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 12:20:33,804 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 12:20:33,807 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 12:20:33,810 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 12:20:33,815 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 12:20:33,817 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 12:20:33,819 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 12:20:33,821 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 12:20:34,047 WARN L180 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 73 [2018-11-23 12:20:34,124 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 12:20:34,125 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 12:20:34,127 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 12:20:34,128 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 12:20:34,129 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 12:20:34,428 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-23 12:20:34,432 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-23 12:20:34,434 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 [2018-11-23 12:20:34,435 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 12:20:34,436 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:34,436 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:34,436 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:34,437 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 12:20:34,438 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 12:20:34,439 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:34,441 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:34,442 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 [2018-11-23 12:20:34,442 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 12:20:34,442 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:34,442 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:34,443 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:34,443 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 12:20:34,443 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 12:20:34,456 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:34,458 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:34,458 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 [2018-11-23 12:20:34,459 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 12:20:34,459 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:34,459 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:34,459 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:34,459 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 12:20:34,460 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 12:20:34,460 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:34,461 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:34,462 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 [2018-11-23 12:20:34,462 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 12:20:34,462 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:34,462 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:34,462 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:34,463 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 12:20:34,463 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 12:20:34,463 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:34,464 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:34,465 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 [2018-11-23 12:20:34,465 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 12:20:34,465 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:34,466 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:34,466 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:34,466 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 12:20:34,466 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 12:20:34,466 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:34,467 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:34,467 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 [2018-11-23 12:20:34,468 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 12:20:34,468 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:34,468 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:34,468 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 12:20:34,470 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 12:20:34,470 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-23 12:20:34,473 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:34,473 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 [2018-11-23 12:20:34,474 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 12:20:34,474 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:34,474 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:34,474 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:34,474 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 12:20:34,475 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 12:20:34,475 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:34,475 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:34,476 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 [2018-11-23 12:20:34,476 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 12:20:34,476 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:34,477 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:34,477 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 12:20:34,478 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 12:20:34,478 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-23 12:20:34,482 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:34,482 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 [2018-11-23 12:20:34,483 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 12:20:34,483 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:34,483 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:34,483 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 12:20:34,485 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 12:20:34,485 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-23 12:20:34,487 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:34,488 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 [2018-11-23 12:20:34,488 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 12:20:34,488 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 12:20:34,489 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:34,489 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:34,489 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 12:20:34,489 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 12:20:34,489 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 12:20:34,490 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:34,491 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 [2018-11-23 12:20:34,491 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 12:20:34,491 INFO L205 nArgumentSynthesizer]: 2 stem disjuncts [2018-11-23 12:20:34,492 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:34,492 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 12:20:34,494 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-11-23 12:20:34,494 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-23 12:20:34,502 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:34,503 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 [2018-11-23 12:20:34,503 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 12:20:34,504 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:34,504 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:34,504 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 12:20:34,505 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 12:20:34,505 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-23 12:20:34,515 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:34,515 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 [2018-11-23 12:20:34,516 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 12:20:34,516 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:34,516 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:34,516 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 12:20:34,518 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 12:20:34,518 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-23 12:20:34,520 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:34,520 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 [2018-11-23 12:20:34,521 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 12:20:34,521 INFO L205 nArgumentSynthesizer]: 2 stem disjuncts [2018-11-23 12:20:34,521 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:34,521 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 12:20:34,523 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-11-23 12:20:34,523 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-23 12:20:34,530 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 12:20:34,531 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 [2018-11-23 12:20:34,531 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 12:20:34,532 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 12:20:34,532 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 12:20:34,532 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 12:20:34,534 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 12:20:34,534 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-23 12:20:34,545 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2018-11-23 12:20:34,556 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2018-11-23 12:20:34,557 INFO L444 ModelExtractionUtils]: 10 out of 16 variables were initially zero. Simplification set additionally 4 variables to zero. [2018-11-23 12:20:34,559 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2018-11-23 12:20:34,560 INFO L440 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2018-11-23 12:20:34,560 INFO L518 LassoAnalysis]: Proved termination. [2018-11-23 12:20:34,561 INFO L520 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_test_fun_~x_ref~0.base) ULTIMATE.start_test_fun_~x_ref~0.offset)_1) = 1*v_rep(select (select #memory_int ULTIMATE.start_test_fun_~x_ref~0.base) ULTIMATE.start_test_fun_~x_ref~0.offset)_1 Supporting invariants [] [2018-11-23 12:20:34,671 INFO L297 tatePredicateManager]: 23 out of 24 supporting invariants were superfluous and have been removed [2018-11-23 12:20:34,676 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 12:20:34,693 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:20:34,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:20:34,716 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 12:20:34,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:20:34,735 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 12:20:34,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:20:34,788 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2018-11-23 12:20:34,789 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 10 states. Second operand 4 states. [2018-11-23 12:20:34,861 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 10 states.. Second operand 4 states. Result 35 states and 38 transitions. Complement of second has 9 states. [2018-11-23 12:20:34,861 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2018-11-23 12:20:34,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2018-11-23 12:20:34,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 22 transitions. [2018-11-23 12:20:34,864 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 22 transitions. Stem has 2 letters. Loop has 3 letters. [2018-11-23 12:20:34,865 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-23 12:20:34,865 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 22 transitions. Stem has 5 letters. Loop has 3 letters. [2018-11-23 12:20:34,865 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-23 12:20:34,865 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 22 transitions. Stem has 2 letters. Loop has 6 letters. [2018-11-23 12:20:34,865 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-23 12:20:34,866 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 35 states and 38 transitions. [2018-11-23 12:20:34,868 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-23 12:20:34,871 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 35 states to 0 states and 0 transitions. [2018-11-23 12:20:34,872 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-11-23 12:20:34,872 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-11-23 12:20:34,873 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-11-23 12:20:34,873 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-23 12:20:34,873 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 12:20:34,873 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 12:20:34,873 INFO L608 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 12:20:34,873 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-23 12:20:34,873 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2018-11-23 12:20:34,873 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-23 12:20:34,873 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2018-11-23 12:20:34,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 23.11 12:20:34 BoogieIcfgContainer [2018-11-23 12:20:34,879 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-23 12:20:34,880 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 12:20:34,880 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 12:20:34,880 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 12:20:34,880 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:20:33" (3/4) ... [2018-11-23 12:20:34,884 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-23 12:20:34,884 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 12:20:34,885 INFO L168 Benchmark]: Toolchain (without parser) took 2367.01 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 241.7 MB). Free memory was 948.9 MB in the beginning and 1.2 GB in the end (delta: -229.0 MB). Peak memory consumption was 12.7 MB. Max. memory is 11.5 GB. [2018-11-23 12:20:34,886 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 12:20:34,886 INFO L168 Benchmark]: CACSL2BoogieTranslator took 326.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 187.2 MB). Free memory was 948.9 MB in the beginning and 1.2 GB in the end (delta: -227.0 MB). Peak memory consumption was 28.8 MB. Max. memory is 11.5 GB. [2018-11-23 12:20:34,887 INFO L168 Benchmark]: Boogie Procedure Inliner took 28.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 11.5 GB. [2018-11-23 12:20:34,887 INFO L168 Benchmark]: Boogie Preprocessor took 17.80 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 11.5 GB. [2018-11-23 12:20:34,888 INFO L168 Benchmark]: RCFGBuilder took 174.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 16.3 MB). Peak memory consumption was 16.3 MB. Max. memory is 11.5 GB. [2018-11-23 12:20:34,888 INFO L168 Benchmark]: BuchiAutomizer took 1812.13 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 54.5 MB). Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: -24.5 MB). Peak memory consumption was 30.0 MB. Max. memory is 11.5 GB. [2018-11-23 12:20:34,889 INFO L168 Benchmark]: Witness Printer took 4.62 ms. Allocated memory is still 1.3 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 12:20:34,891 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 326.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 187.2 MB). Free memory was 948.9 MB in the beginning and 1.2 GB in the end (delta: -227.0 MB). Peak memory consumption was 28.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 28.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.80 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 174.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 16.3 MB). Peak memory consumption was 16.3 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 1812.13 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 54.5 MB). Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: -24.5 MB). Peak memory consumption was 30.0 MB. Max. memory is 11.5 GB. * Witness Printer took 4.62 ms. Allocated memory is still 1.3 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int * 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-#memory_int-unknown[x_ref][x_ref] and consists of 6 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.7s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.5s. 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: 6 SDtfs, 16 SDslu, 7 SDs, 0 SdLazy, 13 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital422 mio100 ax104 hnf100 lsp94 ukn43 mio100 lsp39 div100 bol100 ite100 ukn100 eq195 hnf87 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 11ms VariablesStem: 2 VariablesLoop: 2 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...