./Ultimate.py --spec ../../sv-benchmarks/c/Termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/java_LogBuiltIn-alloca_true-termination.c.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_2d9f6275-3ad3-4401-b04e-a2cfa9986e89/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2d9f6275-3ad3-4401-b04e-a2cfa9986e89/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2d9f6275-3ad3-4401-b04e-a2cfa9986e89/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2d9f6275-3ad3-4401-b04e-a2cfa9986e89/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/java_LogBuiltIn-alloca_true-termination.c.i -s /tmp/vcloud-vcloud-master/worker/working_dir_2d9f6275-3ad3-4401-b04e-a2cfa9986e89/bin-2019/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2d9f6275-3ad3-4401-b04e-a2cfa9986e89/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 f3e436297570ad94e9fb239489c229c89d1aea0e .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 13:28:46,727 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 13:28:46,728 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 13:28:46,736 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 13:28:46,736 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 13:28:46,737 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 13:28:46,738 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 13:28:46,739 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 13:28:46,740 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 13:28:46,741 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 13:28:46,742 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 13:28:46,742 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 13:28:46,743 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 13:28:46,743 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 13:28:46,744 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 13:28:46,745 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 13:28:46,746 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 13:28:46,747 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 13:28:46,749 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 13:28:46,750 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 13:28:46,751 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 13:28:46,752 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 13:28:46,754 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 13:28:46,754 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 13:28:46,754 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 13:28:46,755 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 13:28:46,757 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 13:28:46,758 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 13:28:46,759 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 13:28:46,759 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 13:28:46,759 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 13:28:46,760 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 13:28:46,760 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 13:28:46,760 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 13:28:46,760 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 13:28:46,761 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 13:28:46,761 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2d9f6275-3ad3-4401-b04e-a2cfa9986e89/bin-2019/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2018-11-18 13:28:46,774 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 13:28:46,774 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 13:28:46,775 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 13:28:46,775 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 13:28:46,776 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 13:28:46,776 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-18 13:28:46,776 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-18 13:28:46,776 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-18 13:28:46,776 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-18 13:28:46,776 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-18 13:28:46,776 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-18 13:28:46,777 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 13:28:46,777 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-18 13:28:46,777 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 13:28:46,777 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 13:28:46,777 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-18 13:28:46,777 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-18 13:28:46,777 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-18 13:28:46,777 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 13:28:46,778 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-18 13:28:46,778 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 13:28:46,778 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-18 13:28:46,778 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 13:28:46,778 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 13:28:46,778 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-18 13:28:46,778 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 13:28:46,779 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 13:28:46,779 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-18 13:28:46,779 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-18 13:28:46,779 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_2d9f6275-3ad3-4401-b04e-a2cfa9986e89/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 -> f3e436297570ad94e9fb239489c229c89d1aea0e [2018-11-18 13:28:46,814 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 13:28:46,822 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 13:28:46,824 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 13:28:46,825 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 13:28:46,826 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 13:28:46,827 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2d9f6275-3ad3-4401-b04e-a2cfa9986e89/bin-2019/uautomizer/../../sv-benchmarks/c/termination-memory-alloca/java_LogBuiltIn-alloca_true-termination.c.i [2018-11-18 13:28:46,864 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2d9f6275-3ad3-4401-b04e-a2cfa9986e89/bin-2019/uautomizer/data/bc38db9f4/99b4ad668b7b4b3bb54ec1c5ab6842cd/FLAG4060335cc [2018-11-18 13:28:47,298 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 13:28:47,298 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2d9f6275-3ad3-4401-b04e-a2cfa9986e89/sv-benchmarks/c/termination-memory-alloca/java_LogBuiltIn-alloca_true-termination.c.i [2018-11-18 13:28:47,305 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2d9f6275-3ad3-4401-b04e-a2cfa9986e89/bin-2019/uautomizer/data/bc38db9f4/99b4ad668b7b4b3bb54ec1c5ab6842cd/FLAG4060335cc [2018-11-18 13:28:47,317 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2d9f6275-3ad3-4401-b04e-a2cfa9986e89/bin-2019/uautomizer/data/bc38db9f4/99b4ad668b7b4b3bb54ec1c5ab6842cd [2018-11-18 13:28:47,319 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 13:28:47,320 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 13:28:47,321 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 13:28:47,321 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 13:28:47,323 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 13:28:47,323 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:28:47" (1/1) ... [2018-11-18 13:28:47,325 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3270d41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:28:47, skipping insertion in model container [2018-11-18 13:28:47,325 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:28:47" (1/1) ... [2018-11-18 13:28:47,331 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 13:28:47,360 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 13:28:47,562 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:28:47,569 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 13:28:47,598 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:28:47,674 INFO L195 MainTranslator]: Completed translation [2018-11-18 13:28:47,674 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:28:47 WrapperNode [2018-11-18 13:28:47,674 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 13:28:47,675 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 13:28:47,675 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 13:28:47,675 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 13:28:47,682 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:28:47" (1/1) ... [2018-11-18 13:28:47,694 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:28:47" (1/1) ... [2018-11-18 13:28:47,711 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 13:28:47,711 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 13:28:47,712 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 13:28:47,712 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 13:28:47,720 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:28:47" (1/1) ... [2018-11-18 13:28:47,720 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:28:47" (1/1) ... [2018-11-18 13:28:47,722 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:28:47" (1/1) ... [2018-11-18 13:28:47,722 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:28:47" (1/1) ... [2018-11-18 13:28:47,725 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:28:47" (1/1) ... [2018-11-18 13:28:47,729 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:28:47" (1/1) ... [2018-11-18 13:28:47,730 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:28:47" (1/1) ... [2018-11-18 13:28:47,732 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 13:28:47,732 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 13:28:47,732 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 13:28:47,732 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 13:28:47,733 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:28:47" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2d9f6275-3ad3-4401-b04e-a2cfa9986e89/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 13:28:47,776 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 13:28:47,776 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 13:28:47,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 13:28:47,777 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 13:28:47,777 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 13:28:47,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 13:28:47,927 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 13:28:47,927 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:28:47 BoogieIcfgContainer [2018-11-18 13:28:47,928 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 13:28:47,928 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-18 13:28:47,928 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-18 13:28:47,931 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-18 13:28:47,932 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-18 13:28:47,932 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 18.11 01:28:47" (1/3) ... [2018-11-18 13:28:47,933 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@a3236d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.11 01:28:47, skipping insertion in model container [2018-11-18 13:28:47,933 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-18 13:28:47,933 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:28:47" (2/3) ... [2018-11-18 13:28:47,933 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@a3236d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.11 01:28:47, skipping insertion in model container [2018-11-18 13:28:47,933 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-18 13:28:47,933 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:28:47" (3/3) ... [2018-11-18 13:28:47,934 INFO L375 chiAutomizerObserver]: Analyzing ICFG java_LogBuiltIn-alloca_true-termination.c.i [2018-11-18 13:28:47,970 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 13:28:47,971 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-18 13:28:47,971 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-18 13:28:47,971 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-18 13:28:47,971 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 13:28:47,971 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 13:28:47,971 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-18 13:28:47,971 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 13:28:47,972 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-18 13:28:47,984 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 10 states. [2018-11-18 13:28:48,001 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2018-11-18 13:28:48,001 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-18 13:28:48,001 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-18 13:28:48,007 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-18 13:28:48,007 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2018-11-18 13:28:48,007 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-18 13:28:48,007 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 10 states. [2018-11-18 13:28:48,008 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2018-11-18 13:28:48,008 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-18 13:28:48,008 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-18 13:28:48,009 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-18 13:28:48,009 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2018-11-18 13:28:48,016 INFO L794 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; 3#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~nondet9, main_#t~ret10;assume { :begin_inline_mlog } true;mlog_#in~x := main_#t~nondet9;havoc mlog_#res;havoc mlog_#t~malloc2.base, mlog_#t~malloc2.offset, mlog_#t~malloc3.base, mlog_#t~malloc3.offset, mlog_#t~mem5, mlog_#t~mem6, mlog_#t~post7, mlog_#t~mem4, mlog_#t~mem8, mlog_~x, mlog_~x_ref~0.base, mlog_~x_ref~0.offset, mlog_~res~0.base, mlog_~res~0.offset;mlog_~x := mlog_#in~x;call mlog_#t~malloc2.base, mlog_#t~malloc2.offset := #Ultimate.alloc(4);mlog_~x_ref~0.base, mlog_~x_ref~0.offset := mlog_#t~malloc2.base, mlog_#t~malloc2.offset;call mlog_#t~malloc3.base, mlog_#t~malloc3.offset := #Ultimate.alloc(4);mlog_~res~0.base, mlog_~res~0.offset := mlog_#t~malloc3.base, mlog_#t~malloc3.offset;call write~int(mlog_~x, mlog_~x_ref~0.base, mlog_~x_ref~0.offset, 4);call write~int(0, mlog_~res~0.base, mlog_~res~0.offset, 4); 12#L553-4true [2018-11-18 13:28:48,016 INFO L796 eck$LassoCheckResult]: Loop: 12#L553-4true assume true; 6#L553-1true call mlog_#t~mem4 := read~int(mlog_~x_ref~0.base, mlog_~x_ref~0.offset, 4); 8#L553-2true assume !!(mlog_#t~mem4 > 1);havoc mlog_#t~mem4;call mlog_#t~mem5 := read~int(mlog_~x_ref~0.base, mlog_~x_ref~0.offset, 4);call write~int((if mlog_#t~mem5 < 0 && 0 != mlog_#t~mem5 % 2 then 1 + mlog_#t~mem5 / 2 else mlog_#t~mem5 / 2), mlog_~x_ref~0.base, mlog_~x_ref~0.offset, 4);havoc mlog_#t~mem5;call mlog_#t~mem6 := read~int(mlog_~res~0.base, mlog_~res~0.offset, 4);mlog_#t~post7 := mlog_#t~mem6;call write~int(1 + mlog_#t~post7, mlog_~res~0.base, mlog_~res~0.offset, 4);havoc mlog_#t~mem6;havoc mlog_#t~post7; 12#L553-4true [2018-11-18 13:28:48,021 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:28:48,021 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2018-11-18 13:28:48,023 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:28:48,024 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:28:48,058 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:28:48,058 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:28:48,059 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:28:48,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:28:48,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:28:48,112 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:28:48,112 INFO L82 PathProgramCache]: Analyzing trace with hash 35818, now seen corresponding path program 1 times [2018-11-18 13:28:48,112 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:28:48,112 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:28:48,113 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:28:48,114 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:28:48,114 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:28:48,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:28:48,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:28:48,137 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:28:48,137 INFO L82 PathProgramCache]: Analyzing trace with hash 28694760, now seen corresponding path program 1 times [2018-11-18 13:28:48,137 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:28:48,137 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:28:48,138 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:28:48,138 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:28:48,138 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:28:48,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:28:48,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:28:48,460 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 60 [2018-11-18 13:28:48,521 INFO L216 LassoAnalysis]: Preferences: [2018-11-18 13:28:48,522 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-18 13:28:48,522 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-18 13:28:48,522 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-18 13:28:48,522 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-18 13:28:48,522 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 13:28:48,523 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-18 13:28:48,523 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-18 13:28:48,523 INFO L131 ssoRankerPreferences]: Filename of dumped script: java_LogBuiltIn-alloca_true-termination.c.i_Iteration1_Lasso [2018-11-18 13:28:48,523 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-18 13:28:48,523 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-18 13:28:48,545 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:28:48,550 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 13:28:48,557 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 13:28:48,560 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 13:28:48,561 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 13:28:48,563 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 13:28:48,567 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 13:28:48,570 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 13:28:48,572 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 13:28:48,749 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 13:28:48,751 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 13:28:48,753 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 13:28:48,754 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 13:28:48,757 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 13:28:49,046 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-18 13:28:49,051 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-18 13:28:49,053 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 13:28:49,055 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:28:49,055 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:28:49,056 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:28:49,056 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:28:49,056 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 13:28:49,059 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 13:28:49,059 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:28:49,061 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:28:49,062 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 13:28:49,062 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:28:49,063 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:28:49,063 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:28:49,063 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:28:49,063 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 13:28:49,063 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 13:28:49,064 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:28:49,064 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:28:49,065 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 13:28:49,065 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:28:49,065 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:28:49,066 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:28:49,066 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:28:49,066 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 13:28:49,066 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 13:28:49,067 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:28:49,067 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:28:49,068 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 13:28:49,068 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:28:49,068 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:28:49,069 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:28:49,069 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:28:49,069 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 13:28:49,069 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 13:28:49,070 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:28:49,070 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:28:49,071 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 13:28:49,071 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:28:49,071 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:28:49,071 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:28:49,071 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:28:49,072 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 13:28:49,072 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 13:28:49,072 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:28:49,073 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:28:49,073 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 13:28:49,074 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:28:49,074 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:28:49,074 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:28:49,074 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 13:28:49,076 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 13:28:49,076 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 13:28:49,079 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:28:49,080 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 13:28:49,080 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:28:49,081 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:28:49,081 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:28:49,081 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 13:28:49,082 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 13:28:49,083 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 13:28:49,086 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:28:49,086 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 13:28:49,087 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:28:49,087 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 13:28:49,087 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:28:49,087 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:28:49,087 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 13:28:49,087 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 13:28:49,088 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 13:28:49,088 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:28:49,089 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 13:28:49,089 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:28:49,090 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:28:49,090 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:28:49,090 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 13:28:49,094 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 13:28:49,094 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 13:28:49,120 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:28:49,120 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 13:28:49,121 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:28:49,121 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:28:49,121 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:28:49,121 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 13:28:49,123 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 13:28:49,123 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 13:28:49,133 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:28:49,133 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 13:28:49,134 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:28:49,134 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:28:49,134 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:28:49,134 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 13:28:49,136 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 13:28:49,136 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 13:28:49,148 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:28:49,148 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 13:28:49,149 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:28:49,149 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:28:49,149 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:28:49,149 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 13:28:49,151 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 13:28:49,151 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 13:28:49,159 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:28:49,159 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 13:28:49,160 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:28:49,160 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:28:49,160 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:28:49,160 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 13:28:49,161 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 13:28:49,161 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 13:28:49,164 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:28:49,164 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 13:28:49,165 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:28:49,165 INFO L205 nArgumentSynthesizer]: 2 stem disjuncts [2018-11-18 13:28:49,165 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:28:49,165 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 13:28:49,167 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-11-18 13:28:49,167 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 13:28:49,173 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:28:49,174 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 13:28:49,174 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:28:49,174 INFO L205 nArgumentSynthesizer]: 2 stem disjuncts [2018-11-18 13:28:49,174 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:28:49,174 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 13:28:49,176 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-11-18 13:28:49,176 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 13:28:49,181 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 13:28:49,182 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 13:28:49,182 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 13:28:49,182 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 13:28:49,183 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 13:28:49,183 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 13:28:49,184 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-18 13:28:49,184 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-18 13:28:49,200 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2018-11-18 13:28:49,214 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2018-11-18 13:28:49,214 INFO L444 ModelExtractionUtils]: 10 out of 16 variables were initially zero. Simplification set additionally 4 variables to zero. [2018-11-18 13:28:49,216 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2018-11-18 13:28:49,217 INFO L440 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2018-11-18 13:28:49,217 INFO L518 LassoAnalysis]: Proved termination. [2018-11-18 13:28:49,217 INFO L520 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_mlog_~x_ref~0.base) ULTIMATE.start_mlog_~x_ref~0.offset)_1) = 1*v_rep(select (select #memory_int ULTIMATE.start_mlog_~x_ref~0.base) ULTIMATE.start_mlog_~x_ref~0.offset)_1 Supporting invariants [] [2018-11-18 13:28:49,263 INFO L297 tatePredicateManager]: 8 out of 11 supporting invariants were superfluous and have been removed [2018-11-18 13:28:49,271 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:28:49,292 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:28:49,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:49,303 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:28:49,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:28:49,314 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:28:49,326 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 13:28:49,335 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 13:28:49,336 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 10 states. Second operand 4 states. [2018-11-18 13:28:49,381 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 10 states.. Second operand 4 states. Result 19 states and 21 transitions. Complement of second has 8 states. [2018-11-18 13:28:49,381 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 13:28:49,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2018-11-18 13:28:49,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 11 transitions. [2018-11-18 13:28:49,384 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 11 transitions. Stem has 2 letters. Loop has 3 letters. [2018-11-18 13:28:49,384 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-18 13:28:49,384 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 11 transitions. Stem has 5 letters. Loop has 3 letters. [2018-11-18 13:28:49,384 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-18 13:28:49,385 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 11 transitions. Stem has 2 letters. Loop has 6 letters. [2018-11-18 13:28:49,385 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-18 13:28:49,386 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 19 states and 21 transitions. [2018-11-18 13:28:49,387 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-18 13:28:49,390 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 19 states to 0 states and 0 transitions. [2018-11-18 13:28:49,390 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-11-18 13:28:49,390 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-11-18 13:28:49,391 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-11-18 13:28:49,391 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-18 13:28:49,391 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 13:28:49,391 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 13:28:49,391 INFO L608 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 13:28:49,392 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-18 13:28:49,392 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2018-11-18 13:28:49,392 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-18 13:28:49,392 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2018-11-18 13:28:49,396 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 18.11 01:28:49 BoogieIcfgContainer [2018-11-18 13:28:49,396 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-18 13:28:49,397 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 13:28:49,397 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 13:28:49,397 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 13:28:49,397 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:28:47" (3/4) ... [2018-11-18 13:28:49,400 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 13:28:49,400 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 13:28:49,400 INFO L168 Benchmark]: Toolchain (without parser) took 2080.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 955.5 MB in the beginning and 897.2 MB in the end (delta: 58.3 MB). Peak memory consumption was 216.1 MB. Max. memory is 11.5 GB. [2018-11-18 13:28:49,401 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 13:28:49,401 INFO L168 Benchmark]: CACSL2BoogieTranslator took 354.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 955.5 MB in the beginning and 1.1 GB in the end (delta: -192.7 MB). Peak memory consumption was 30.2 MB. Max. memory is 11.5 GB. [2018-11-18 13:28:49,402 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.29 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 13:28:49,402 INFO L168 Benchmark]: Boogie Preprocessor took 20.39 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 13:28:49,403 INFO L168 Benchmark]: RCFGBuilder took 195.51 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 13:28:49,403 INFO L168 Benchmark]: BuchiAutomizer took 1468.35 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 897.2 MB in the end (delta: 226.6 MB). Peak memory consumption was 226.6 MB. Max. memory is 11.5 GB. [2018-11-18 13:28:49,404 INFO L168 Benchmark]: Witness Printer took 3.23 ms. Allocated memory is still 1.2 GB. Free memory is still 897.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 13:28:49,407 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 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 354.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 955.5 MB in the beginning and 1.1 GB in the end (delta: -192.7 MB). Peak memory consumption was 30.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 36.29 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 20.39 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 195.51 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 1468.35 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 897.2 MB in the end (delta: 226.6 MB). Peak memory consumption was 226.6 MB. Max. memory is 11.5 GB. * Witness Printer took 3.23 ms. Allocated memory is still 1.2 GB. Free memory is still 897.2 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 #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 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.4s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.2s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 3 SDtfs, 2 SDslu, 2 SDs, 0 SdLazy, 10 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital210 mio100 ax108 hnf100 lsp89 ukn61 mio100 lsp42 div103 bol100 ite100 ukn100 eq169 hnf89 smp92 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 8ms 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...