./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/ChenFlurMukhopadhyay-2012SAS-Fig1-alloca_true-termination.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_b022edc6-f5cc-4f32-b464-da9fe2d4c633/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b022edc6-f5cc-4f32-b464-da9fe2d4c633/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b022edc6-f5cc-4f32-b464-da9fe2d4c633/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b022edc6-f5cc-4f32-b464-da9fe2d4c633/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/ChenFlurMukhopadhyay-2012SAS-Fig1-alloca_true-termination.c.i -s /tmp/vcloud-vcloud-master/worker/working_dir_b022edc6-f5cc-4f32-b464-da9fe2d4c633/bin-2019/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b022edc6-f5cc-4f32-b464-da9fe2d4c633/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 65c6b0abfb5e8339b0bc6a670283e66e92a514b2 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:51:17,050 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 09:51:17,052 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 09:51:17,060 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 09:51:17,060 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 09:51:17,061 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 09:51:17,062 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 09:51:17,063 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 09:51:17,064 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 09:51:17,065 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 09:51:17,066 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 09:51:17,066 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 09:51:17,067 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 09:51:17,068 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 09:51:17,068 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 09:51:17,069 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 09:51:17,070 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 09:51:17,071 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 09:51:17,073 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 09:51:17,074 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 09:51:17,075 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 09:51:17,075 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 09:51:17,077 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 09:51:17,078 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 09:51:17,078 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 09:51:17,078 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 09:51:17,079 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 09:51:17,080 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 09:51:17,080 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 09:51:17,081 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 09:51:17,082 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 09:51:17,082 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 09:51:17,082 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 09:51:17,082 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 09:51:17,083 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 09:51:17,084 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 09:51:17,084 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b022edc6-f5cc-4f32-b464-da9fe2d4c633/bin-2019/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2018-11-23 09:51:17,096 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 09:51:17,096 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 09:51:17,097 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 09:51:17,097 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 09:51:17,097 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 09:51:17,097 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-23 09:51:17,098 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-23 09:51:17,098 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-23 09:51:17,098 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-23 09:51:17,098 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-23 09:51:17,098 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-23 09:51:17,098 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 09:51:17,099 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-23 09:51:17,099 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 09:51:17,099 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 09:51:17,099 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-23 09:51:17,099 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-23 09:51:17,099 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-23 09:51:17,099 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 09:51:17,100 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-23 09:51:17,100 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 09:51:17,100 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-23 09:51:17,100 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 09:51:17,100 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 09:51:17,100 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-23 09:51:17,101 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 09:51:17,101 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 09:51:17,101 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-23 09:51:17,102 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-23 09:51:17,102 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_b022edc6-f5cc-4f32-b464-da9fe2d4c633/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 -> 65c6b0abfb5e8339b0bc6a670283e66e92a514b2 [2018-11-23 09:51:17,128 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 09:51:17,139 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 09:51:17,142 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 09:51:17,143 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 09:51:17,143 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 09:51:17,144 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b022edc6-f5cc-4f32-b464-da9fe2d4c633/bin-2019/uautomizer/../../sv-benchmarks/c/termination-memory-alloca/ChenFlurMukhopadhyay-2012SAS-Fig1-alloca_true-termination.c.i [2018-11-23 09:51:17,186 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b022edc6-f5cc-4f32-b464-da9fe2d4c633/bin-2019/uautomizer/data/901ba0051/ba6498eb89c6421796c313f9f92373ea/FLAG43c7c4ea1 [2018-11-23 09:51:17,553 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 09:51:17,553 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b022edc6-f5cc-4f32-b464-da9fe2d4c633/sv-benchmarks/c/termination-memory-alloca/ChenFlurMukhopadhyay-2012SAS-Fig1-alloca_true-termination.c.i [2018-11-23 09:51:17,562 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b022edc6-f5cc-4f32-b464-da9fe2d4c633/bin-2019/uautomizer/data/901ba0051/ba6498eb89c6421796c313f9f92373ea/FLAG43c7c4ea1 [2018-11-23 09:51:17,571 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b022edc6-f5cc-4f32-b464-da9fe2d4c633/bin-2019/uautomizer/data/901ba0051/ba6498eb89c6421796c313f9f92373ea [2018-11-23 09:51:17,573 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 09:51:17,574 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 09:51:17,575 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 09:51:17,575 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 09:51:17,578 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 09:51:17,579 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:51:17" (1/1) ... [2018-11-23 09:51:17,582 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4be9f308 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:51:17, skipping insertion in model container [2018-11-23 09:51:17,582 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:51:17" (1/1) ... [2018-11-23 09:51:17,592 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 09:51:17,625 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 09:51:17,838 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 09:51:17,847 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 09:51:17,931 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 09:51:17,956 INFO L195 MainTranslator]: Completed translation [2018-11-23 09:51:17,956 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:51:17 WrapperNode [2018-11-23 09:51:17,956 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 09:51:17,957 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 09:51:17,957 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 09:51:17,957 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 09:51:17,963 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:51:17" (1/1) ... [2018-11-23 09:51:17,974 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:51:17" (1/1) ... [2018-11-23 09:51:17,988 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 09:51:17,989 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 09:51:17,989 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 09:51:17,989 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 09:51:17,995 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:51:17" (1/1) ... [2018-11-23 09:51:17,995 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:51:17" (1/1) ... [2018-11-23 09:51:17,998 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:51:17" (1/1) ... [2018-11-23 09:51:17,998 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:51:17" (1/1) ... [2018-11-23 09:51:18,002 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:51:17" (1/1) ... [2018-11-23 09:51:18,006 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:51:17" (1/1) ... [2018-11-23 09:51:18,007 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:51:17" (1/1) ... [2018-11-23 09:51:18,008 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 09:51:18,009 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 09:51:18,009 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 09:51:18,009 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 09:51:18,010 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:51:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b022edc6-f5cc-4f32-b464-da9fe2d4c633/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 09:51:18,056 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 09:51:18,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-23 09:51:18,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-23 09:51:18,056 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 09:51:18,056 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 09:51:18,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 09:51:18,222 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 09:51:18,223 INFO L280 CfgBuilder]: Removed 5 assue(true) statements. [2018-11-23 09:51:18,223 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:51:18 BoogieIcfgContainer [2018-11-23 09:51:18,223 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 09:51:18,224 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-23 09:51:18,224 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-23 09:51:18,227 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-23 09:51:18,228 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-23 09:51:18,228 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 23.11 09:51:17" (1/3) ... [2018-11-23 09:51:18,229 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@e675cad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 09:51:18, skipping insertion in model container [2018-11-23 09:51:18,229 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-23 09:51:18,230 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:51:17" (2/3) ... [2018-11-23 09:51:18,230 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@e675cad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 09:51:18, skipping insertion in model container [2018-11-23 09:51:18,230 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-23 09:51:18,230 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:51:18" (3/3) ... [2018-11-23 09:51:18,232 INFO L375 chiAutomizerObserver]: Analyzing ICFG ChenFlurMukhopadhyay-2012SAS-Fig1-alloca_true-termination.c.i [2018-11-23 09:51:18,283 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 09:51:18,284 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-23 09:51:18,284 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-23 09:51:18,284 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-23 09:51:18,284 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 09:51:18,284 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 09:51:18,284 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-23 09:51:18,284 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 09:51:18,284 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-23 09:51:18,297 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2018-11-23 09:51:18,315 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2018-11-23 09:51:18,315 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-23 09:51:18,315 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-23 09:51:18,322 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-23 09:51:18,322 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2018-11-23 09:51:18,322 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-23 09:51:18,322 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2018-11-23 09:51:18,323 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2018-11-23 09:51:18,323 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-23 09:51:18,323 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-23 09:51:18,323 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-23 09:51:18,324 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2018-11-23 09:51:18,329 INFO L794 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; 3#L-1true havoc main_#res;havoc main_#t~malloc2.base, main_#t~malloc2.offset, main_#t~malloc3.base, main_#t~malloc3.offset, main_#t~malloc4.base, main_#t~malloc4.offset, main_#t~nondet5, main_#t~nondet6, main_#t~nondet7, main_#t~mem9, main_#t~mem10, main_#t~mem11, main_#t~mem12, main_#t~mem8, main_~x~0.base, main_~x~0.offset, main_~y~0.base, main_~y~0.offset, main_~z~0.base, main_~z~0.offset;call main_#t~malloc2.base, main_#t~malloc2.offset := #Ultimate.alloc(4);main_~x~0.base, main_~x~0.offset := main_#t~malloc2.base, main_#t~malloc2.offset;call main_#t~malloc3.base, main_#t~malloc3.offset := #Ultimate.alloc(4);main_~y~0.base, main_~y~0.offset := main_#t~malloc3.base, main_#t~malloc3.offset;call main_#t~malloc4.base, main_#t~malloc4.offset := #Ultimate.alloc(4);main_~z~0.base, main_~z~0.offset := main_#t~malloc4.base, main_#t~malloc4.offset;call write~int(main_#t~nondet5, main_~x~0.base, main_~x~0.offset, 4);havoc main_#t~nondet5;call write~int(main_#t~nondet6, main_~y~0.base, main_~y~0.offset, 4);havoc main_#t~nondet6;call write~int(main_#t~nondet7, main_~z~0.base, main_~z~0.offset, 4);havoc main_#t~nondet7; 7#L554-3true [2018-11-23 09:51:18,329 INFO L796 eck$LassoCheckResult]: Loop: 7#L554-3true call main_#t~mem8 := read~int(main_~x~0.base, main_~x~0.offset, 4); 4#L554-1true assume !!(main_#t~mem8 > 0);havoc main_#t~mem8;call main_#t~mem9 := read~int(main_~x~0.base, main_~x~0.offset, 4);call main_#t~mem10 := read~int(main_~y~0.base, main_~y~0.offset, 4);call write~int(main_#t~mem9 + main_#t~mem10, main_~x~0.base, main_~x~0.offset, 4);havoc main_#t~mem10;havoc main_#t~mem9;call main_#t~mem11 := read~int(main_~z~0.base, main_~z~0.offset, 4);call write~int(main_#t~mem11, main_~y~0.base, main_~y~0.offset, 4);havoc main_#t~mem11;call main_#t~mem12 := read~int(main_~z~0.base, main_~z~0.offset, 4);call write~int(-main_#t~mem12 - 1, main_~z~0.base, main_~z~0.offset, 4);havoc main_#t~mem12; 7#L554-3true [2018-11-23 09:51:18,333 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:51:18,334 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2018-11-23 09:51:18,335 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 09:51:18,336 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 09:51:18,385 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:51:18,385 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:51:18,385 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:51:18,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 09:51:18,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 09:51:18,452 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:51:18,452 INFO L82 PathProgramCache]: Analyzing trace with hash 1190, now seen corresponding path program 1 times [2018-11-23 09:51:18,452 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 09:51:18,452 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 09:51:18,454 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:51:18,454 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:51:18,454 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:51:18,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 09:51:18,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 09:51:18,481 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:51:18,482 INFO L82 PathProgramCache]: Analyzing trace with hash 925672, now seen corresponding path program 1 times [2018-11-23 09:51:18,482 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 09:51:18,482 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 09:51:18,483 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:51:18,484 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:51:18,484 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:51:18,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 09:51:18,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 09:51:18,819 WARN L180 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 74 [2018-11-23 09:51:18,907 INFO L216 LassoAnalysis]: Preferences: [2018-11-23 09:51:18,908 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-23 09:51:18,909 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-23 09:51:18,909 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-23 09:51:18,909 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-23 09:51:18,909 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 09:51:18,909 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-23 09:51:18,909 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-23 09:51:18,910 INFO L131 ssoRankerPreferences]: Filename of dumped script: ChenFlurMukhopadhyay-2012SAS-Fig1-alloca_true-termination.c.i_Iteration1_Lasso [2018-11-23 09:51:18,910 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-23 09:51:18,910 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-23 09:51:18,928 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 09:51:19,165 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 66 [2018-11-23 09:51:19,276 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 58 [2018-11-23 09:51:19,277 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 09:51:19,279 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 09:51:19,280 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 09:51:19,282 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 09:51:19,286 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 09:51:19,287 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 09:51:19,290 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 09:51:19,293 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 09:51:19,294 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 09:51:19,296 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 09:51:19,307 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 09:51:19,309 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 09:51:19,311 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 09:51:19,313 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 09:51:19,640 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-23 09:51:19,644 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-23 09:51:19,645 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 09:51:19,647 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:51:19,647 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 09:51:19,648 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 09:51:19,648 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 09:51:19,652 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 09:51:19,652 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-23 09:51:19,667 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 09:51:19,667 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 09:51:19,668 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:51:19,668 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 09:51:19,668 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 09:51:19,669 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 09:51:19,671 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 09:51:19,671 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-23 09:51:19,681 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 09:51:19,681 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 09:51:19,682 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:51:19,685 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 09:51:19,685 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 09:51:19,685 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 09:51:19,688 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 09:51:19,689 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-23 09:51:19,704 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 09:51:19,704 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 09:51:19,705 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:51:19,705 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 09:51:19,705 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 09:51:19,705 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 09:51:19,707 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 09:51:19,707 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-23 09:51:19,709 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 09:51:19,713 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 09:51:19,713 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:51:19,714 INFO L205 nArgumentSynthesizer]: 2 stem disjuncts [2018-11-23 09:51:19,714 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 09:51:19,714 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 09:51:19,715 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-11-23 09:51:19,715 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-23 09:51:19,722 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 09:51:19,723 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 09:51:19,723 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:51:19,723 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 09:51:19,723 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 09:51:19,724 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 09:51:19,728 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 09:51:19,728 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-23 09:51:19,752 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 09:51:19,752 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 09:51:19,753 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:51:19,753 INFO L205 nArgumentSynthesizer]: 2 stem disjuncts [2018-11-23 09:51:19,753 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 09:51:19,753 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 09:51:19,755 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-11-23 09:51:19,755 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-23 09:51:19,762 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 09:51:19,762 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 09:51:19,763 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:51:19,763 INFO L205 nArgumentSynthesizer]: 2 stem disjuncts [2018-11-23 09:51:19,763 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 09:51:19,763 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 09:51:19,766 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-11-23 09:51:19,766 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-23 09:51:19,772 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 09:51:19,772 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 09:51:19,773 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:51:19,773 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 09:51:19,773 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 09:51:19,773 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 09:51:19,776 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 09:51:19,776 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-23 09:51:19,782 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 09:51:19,782 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 09:51:19,783 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:51:19,783 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 09:51:19,783 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 09:51:19,784 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 09:51:19,784 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 09:51:19,784 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 09:51:19,786 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 09:51:19,786 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 09:51:19,787 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 09:51:19,787 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:51:19,788 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 09:51:19,788 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 09:51:19,788 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 09:51:19,788 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 09:51:19,789 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 09:51:19,789 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 09:51:19,789 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 09:51:19,790 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 09:51:19,790 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:51:19,790 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 09:51:19,790 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 09:51:19,791 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 09:51:19,791 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 09:51:19,791 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 09:51:19,791 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 09:51:19,792 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 09:51:19,792 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 09:51:19,793 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:51:19,793 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 09:51:19,793 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 09:51:19,793 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 09:51:19,794 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 09:51:19,795 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-23 09:51:19,796 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 09:51:19,797 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 09:51:19,797 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:51:19,797 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 09:51:19,798 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 09:51:19,798 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 09:51:19,798 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 09:51:19,798 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 09:51:19,801 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 09:51:19,801 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 09:51:19,802 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 09:51:19,802 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:51:19,803 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 09:51:19,803 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 09:51:19,803 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 09:51:19,804 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 09:51:19,805 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-23 09:51:19,807 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 09:51:19,808 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 09:51:19,808 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:51:19,808 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 09:51:19,809 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 09:51:19,809 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 09:51:19,810 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 09:51:19,810 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-23 09:51:19,811 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 09:51:19,812 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 09:51:19,813 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:51:19,813 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 09:51:19,813 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 09:51:19,813 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 09:51:19,813 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 09:51:19,814 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 09:51:19,814 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 09:51:19,815 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 09:51:19,815 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 09:51:19,816 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:51:19,816 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 09:51:19,816 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 09:51:19,816 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 09:51:19,820 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 09:51:19,820 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 09:51:19,820 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 09:51:19,822 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 09:51:19,823 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 09:51:19,823 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:51:19,824 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 09:51:19,824 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 09:51:19,824 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 09:51:19,824 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 09:51:19,824 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 09:51:19,825 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 09:51:19,825 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 09:51:19,826 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 09:51:19,826 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:51:19,826 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 09:51:19,827 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 09:51:19,827 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 09:51:19,828 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 09:51:19,828 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-23 09:51:19,830 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 09:51:19,830 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 09:51:19,831 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:51:19,831 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 09:51:19,831 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 09:51:19,831 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 09:51:19,831 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 09:51:19,832 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 09:51:19,832 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 09:51:19,837 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 09:51:19,838 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 09:51:19,838 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:51:19,838 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 09:51:19,838 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 09:51:19,839 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 09:51:19,840 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 09:51:19,840 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-23 09:51:19,842 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 09:51:19,842 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 09:51:19,844 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:51:19,844 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 09:51:19,845 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 09:51:19,845 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 09:51:19,845 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 09:51:19,845 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 09:51:19,845 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 09:51:19,846 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 09:51:19,846 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-23 09:51:19,847 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 09:51:19,847 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:51:19,848 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 09:51:19,848 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 09:51:19,848 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 09:51:19,850 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-23 09:51:19,850 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-23 09:51:19,859 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 09:51:19,860 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 09:51:19,860 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:51:19,860 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 09:51:19,861 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 09:51:19,861 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 09:51:19,862 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-23 09:51:19,863 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-23 09:51:19,869 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 09:51:19,870 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 09:51:19,870 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:51:19,871 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 09:51:19,871 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 09:51:19,871 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 09:51:19,873 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-23 09:51:19,873 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-23 09:51:19,887 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 09:51:19,888 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 09:51:19,888 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:51:19,888 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 09:51:19,888 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 09:51:19,889 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 09:51:19,890 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-23 09:51:19,890 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-23 09:51:19,891 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 09:51:19,892 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 09:51:19,894 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:51:19,894 INFO L205 nArgumentSynthesizer]: 2 stem disjuncts [2018-11-23 09:51:19,895 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 09:51:19,895 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 09:51:19,896 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 09:51:19,896 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-23 09:51:19,904 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 09:51:19,904 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 09:51:19,905 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:51:19,905 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 09:51:19,905 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 09:51:19,905 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 09:51:19,910 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-23 09:51:19,910 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-23 09:51:19,929 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 09:51:19,930 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 09:51:19,931 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:51:19,932 INFO L205 nArgumentSynthesizer]: 2 stem disjuncts [2018-11-23 09:51:19,932 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 09:51:19,932 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 09:51:19,934 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 09:51:19,934 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-23 09:51:19,939 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 09:51:19,940 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 09:51:19,940 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:51:19,940 INFO L205 nArgumentSynthesizer]: 2 stem disjuncts [2018-11-23 09:51:19,941 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 09:51:19,941 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 09:51:19,942 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 09:51:19,942 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-23 09:51:19,948 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 09:51:19,948 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 09:51:19,949 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:51:19,949 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 09:51:19,949 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 09:51:19,949 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 09:51:19,951 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-23 09:51:19,951 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-23 09:51:19,957 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 09:51:19,957 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 09:51:19,958 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:51:19,958 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 09:51:19,958 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 09:51:19,958 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 09:51:19,958 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 09:51:19,959 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 09:51:19,959 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 09:51:19,959 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 09:51:19,960 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 09:51:19,960 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:51:19,962 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 09:51:19,962 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 09:51:19,962 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 09:51:19,962 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 09:51:19,963 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 09:51:19,963 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 09:51:19,963 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 09:51:19,964 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 09:51:19,964 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:51:19,964 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 09:51:19,965 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 09:51:19,965 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 09:51:19,965 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 09:51:19,965 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 09:51:19,966 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 09:51:19,966 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 09:51:19,967 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 09:51:19,967 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:51:19,967 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 09:51:19,967 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 09:51:19,968 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 09:51:19,969 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-23 09:51:19,969 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-23 09:51:19,970 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 09:51:19,971 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 09:51:19,971 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:51:19,971 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 09:51:19,971 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 09:51:19,972 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 09:51:19,972 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 09:51:19,972 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 09:51:19,972 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 09:51:19,973 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 09:51:19,973 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 09:51:19,974 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:51:19,974 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 09:51:19,974 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 09:51:19,974 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 09:51:19,975 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-23 09:51:19,975 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-23 09:51:19,978 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 09:51:19,978 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 09:51:19,979 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:51:19,979 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 09:51:19,979 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 09:51:19,979 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 09:51:19,980 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-23 09:51:19,981 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-23 09:51:19,982 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 09:51:19,982 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 09:51:19,983 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:51:19,983 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 09:51:19,983 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 09:51:19,983 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 09:51:19,984 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 09:51:19,984 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 09:51:19,984 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 09:51:19,985 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 09:51:19,985 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 09:51:19,986 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:51:19,986 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 09:51:19,986 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 09:51:19,986 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 09:51:19,986 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 09:51:19,987 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 09:51:19,987 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 09:51:19,988 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 09:51:19,988 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 09:51:19,988 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:51:19,989 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 09:51:19,989 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 09:51:19,989 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 09:51:19,989 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 09:51:19,990 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 09:51:19,990 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 09:51:19,991 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 09:51:19,991 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 09:51:19,992 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:51:19,992 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 09:51:19,992 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 09:51:19,992 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 09:51:20,000 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-23 09:51:20,000 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-23 09:51:20,002 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 09:51:20,002 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 09:51:20,003 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:51:20,003 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 09:51:20,003 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 09:51:20,003 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 09:51:20,004 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 09:51:20,004 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 09:51:20,004 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 09:51:20,005 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 09:51:20,005 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 09:51:20,006 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:51:20,006 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 09:51:20,006 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 09:51:20,006 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 09:51:20,007 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-23 09:51:20,007 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-23 09:51:20,010 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 09:51:20,011 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 09:51:20,011 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:51:20,011 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 09:51:20,011 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 09:51:20,012 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 09:51:20,012 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-23 09:51:20,012 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-23 09:51:20,012 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 09:51:20,051 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 09:51:20,051 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-23 09:51:20,052 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 09:51:20,052 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:51:20,053 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 09:51:20,053 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 09:51:20,053 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 09:51:20,055 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 09:51:20,055 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 09:51:20,067 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 09:51:20,067 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 09:51:20,067 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:51:20,068 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 09:51:20,068 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 09:51:20,068 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 09:51:20,069 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 09:51:20,070 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 09:51:20,078 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 09:51:20,078 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 09:51:20,079 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:51:20,079 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 09:51:20,079 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 09:51:20,079 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-23 09:51:20,082 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-23 09:51:20,082 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 09:51:20,106 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2018-11-23 09:51:20,139 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2018-11-23 09:51:20,139 INFO L444 ModelExtractionUtils]: 19 out of 29 variables were initially zero. Simplification set additionally 3 variables to zero. [2018-11-23 09:51:20,141 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2018-11-23 09:51:20,143 INFO L440 nArgumentSynthesizer]: Removed 4 redundant supporting invariants from a total of 4. [2018-11-23 09:51:20,143 INFO L518 LassoAnalysis]: Proved termination. [2018-11-23 09:51:20,144 INFO L520 LassoAnalysis]: Termination argument consisting of: Ranking function 3-nested ranking function: f0 = 2*v_rep(select (select #memory_int ULTIMATE.start_main_~x~0.base) ULTIMATE.start_main_~x~0.offset)_1 + 1*v_rep(select (select #memory_int ULTIMATE.start_main_~z~0.base) ULTIMATE.start_main_~z~0.offset)_1 + 2*v_rep(select (select #memory_int ULTIMATE.start_main_~y~0.base) ULTIMATE.start_main_~y~0.offset)_1 f1 = 3*v_rep(select (select #memory_int ULTIMATE.start_main_~x~0.base) ULTIMATE.start_main_~x~0.offset)_1 + 1*v_rep(select (select #memory_int ULTIMATE.start_main_~y~0.base) ULTIMATE.start_main_~y~0.offset)_1 f2 = 1*v_rep(select (select #memory_int ULTIMATE.start_main_~x~0.base) ULTIMATE.start_main_~x~0.offset)_1 Supporting invariants [] [2018-11-23 09:51:20,297 INFO L297 tatePredicateManager]: 21 out of 24 supporting invariants were superfluous and have been removed [2018-11-23 09:51:20,315 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 09:51:20,316 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 09:51:20,316 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 09:51:20,317 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 09:51:20,317 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 09:51:20,321 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 09:51:20,321 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 09:51:20,321 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 09:51:20,322 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 09:51:20,322 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 09:51:20,322 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 09:51:20,322 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 09:51:20,322 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 09:51:20,323 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 09:51:20,323 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 09:51:20,323 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 09:51:20,364 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:51:20,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:51:20,380 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 09:51:20,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:51:20,397 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 09:51:20,573 WARN L180 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 53 [2018-11-23 09:51:20,574 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 09:51:20,585 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 [2018-11-23 09:51:20,586 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 8 states. Second operand 3 states. [2018-11-23 09:51:20,684 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 8 states.. Second operand 3 states. Result 18 states and 20 transitions. Complement of second has 7 states. [2018-11-23 09:51:20,685 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 [2018-11-23 09:51:20,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2018-11-23 09:51:20,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 12 transitions. [2018-11-23 09:51:20,688 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 12 transitions. Stem has 2 letters. Loop has 2 letters. [2018-11-23 09:51:20,688 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-23 09:51:20,688 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 12 transitions. Stem has 4 letters. Loop has 2 letters. [2018-11-23 09:51:20,689 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-23 09:51:20,689 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 12 transitions. Stem has 2 letters. Loop has 4 letters. [2018-11-23 09:51:20,689 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-23 09:51:20,690 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 20 transitions. [2018-11-23 09:51:20,691 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-23 09:51:20,693 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 0 states and 0 transitions. [2018-11-23 09:51:20,693 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-11-23 09:51:20,694 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-11-23 09:51:20,694 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-11-23 09:51:20,694 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-23 09:51:20,694 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 09:51:20,694 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 09:51:20,694 INFO L608 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 09:51:20,695 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-23 09:51:20,695 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2018-11-23 09:51:20,695 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-23 09:51:20,695 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2018-11-23 09:51:20,700 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 23.11 09:51:20 BoogieIcfgContainer [2018-11-23 09:51:20,700 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-23 09:51:20,700 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 09:51:20,700 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 09:51:20,700 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 09:51:20,701 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:51:18" (3/4) ... [2018-11-23 09:51:20,704 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-23 09:51:20,704 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 09:51:20,705 INFO L168 Benchmark]: Toolchain (without parser) took 3131.08 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 252.2 MB). Free memory was 957.5 MB in the beginning and 1.1 GB in the end (delta: -170.6 MB). Peak memory consumption was 81.6 MB. Max. memory is 11.5 GB. [2018-11-23 09:51:20,705 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 09:51:20,706 INFO L168 Benchmark]: CACSL2BoogieTranslator took 381.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.7 MB). Free memory was 957.5 MB in the beginning and 1.1 GB in the end (delta: -184.4 MB). Peak memory consumption was 28.9 MB. Max. memory is 11.5 GB. [2018-11-23 09:51:20,707 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.65 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-23 09:51:20,707 INFO L168 Benchmark]: Boogie Preprocessor took 20.00 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 09:51:20,708 INFO L168 Benchmark]: RCFGBuilder took 214.34 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: 19.5 MB). Peak memory consumption was 19.5 MB. Max. memory is 11.5 GB. [2018-11-23 09:51:20,708 INFO L168 Benchmark]: BuchiAutomizer took 2476.25 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 97.5 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -9.0 MB). Peak memory consumption was 88.5 MB. Max. memory is 11.5 GB. [2018-11-23 09:51:20,709 INFO L168 Benchmark]: Witness Printer took 3.82 ms. Allocated memory is still 1.3 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 09:51:20,713 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 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 381.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.7 MB). Free memory was 957.5 MB in the beginning and 1.1 GB in the end (delta: -184.4 MB). Peak memory consumption was 28.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 31.65 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.00 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 214.34 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: 19.5 MB). Peak memory consumption was 19.5 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 2476.25 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 97.5 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -9.0 MB). Peak memory consumption was 88.5 MB. Max. memory is 11.5 GB. * Witness Printer took 3.82 ms. Allocated memory is still 1.3 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - 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 3-nested ranking function (if 2 * unknown-#memory_int-unknown[x][x] + unknown-#memory_int-unknown[z][z] + 2 * unknown-#memory_int-unknown[y][y] > 0 then 2 else (if 3 * unknown-#memory_int-unknown[x][x] + unknown-#memory_int-unknown[y][y] > 0 then 1 else 0)), (if 2 * unknown-#memory_int-unknown[x][x] + unknown-#memory_int-unknown[z][z] + 2 * unknown-#memory_int-unknown[y][y] > 0 then 2 * unknown-#memory_int-unknown[x][x] + unknown-#memory_int-unknown[z][z] + 2 * unknown-#memory_int-unknown[y][y] else (if 3 * unknown-#memory_int-unknown[x][x] + unknown-#memory_int-unknown[y][y] > 0 then 3 * unknown-#memory_int-unknown[x][x] + unknown-#memory_int-unknown[y][y] else unknown-#memory_int-unknown[x][x])) and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.4s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.9s. Construction of modules took 0.0s. Büchi inclusion checks took 0.3s. 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: 5 SDtfs, 4 SDslu, 6 SDs, 0 SdLazy, 6 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital442 mio100 ax104 hnf100 lsp94 ukn38 mio100 lsp42 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: 3 MotzkinApplications: 12 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...