./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loop-acceleration/simple_2-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_87d04333-4dc1-4bcf-a339-9ed1fcda6c25/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_87d04333-4dc1-4bcf-a339-9ed1fcda6c25/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_87d04333-4dc1-4bcf-a339-9ed1fcda6c25/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_87d04333-4dc1-4bcf-a339-9ed1fcda6c25/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-acceleration/simple_2-1.c -s /tmp/vcloud-vcloud-master/worker/working_dir_87d04333-4dc1-4bcf-a339-9ed1fcda6c25/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_87d04333-4dc1-4bcf-a339-9ed1fcda6c25/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d241a4a24d7ed77783d3342cc0956b8336ac1c40 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 09:00:56,132 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 09:00:56,134 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 09:00:56,145 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 09:00:56,145 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 09:00:56,146 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 09:00:56,147 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 09:00:56,150 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 09:00:56,152 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 09:00:56,152 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 09:00:56,153 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 09:00:56,154 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 09:00:56,154 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 09:00:56,155 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 09:00:56,156 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 09:00:56,158 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 09:00:56,159 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 09:00:56,159 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 09:00:56,160 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 09:00:56,168 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 09:00:56,169 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 09:00:56,170 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 09:00:56,171 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 09:00:56,171 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 09:00:56,177 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 09:00:56,177 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 09:00:56,177 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 09:00:56,178 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 09:00:56,178 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 09:00:56,179 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 09:00:56,179 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 09:00:56,179 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 09:00:56,180 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 09:00:56,180 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 09:00:56,182 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 09:00:56,183 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 09:00:56,183 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 09:00:56,183 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 09:00:56,183 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 09:00:56,184 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 09:00:56,184 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 09:00:56,185 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_87d04333-4dc1-4bcf-a339-9ed1fcda6c25/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-10-22 09:00:56,208 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 09:00:56,208 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 09:00:56,209 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 09:00:56,209 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 09:00:56,209 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 09:00:56,209 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-10-22 09:00:56,210 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-10-22 09:00:56,210 INFO L138 SettingsManager]: * Use old map elimination=false [2019-10-22 09:00:56,210 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-10-22 09:00:56,210 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-10-22 09:00:56,210 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-10-22 09:00:56,210 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 09:00:56,211 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 09:00:56,211 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-10-22 09:00:56,211 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 09:00:56,211 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 09:00:56,211 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 09:00:56,211 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-10-22 09:00:56,211 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-10-22 09:00:56,212 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-10-22 09:00:56,212 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 09:00:56,212 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 09:00:56,212 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-10-22 09:00:56,212 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 09:00:56,212 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-10-22 09:00:56,214 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 09:00:56,215 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 09:00:56,215 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-10-22 09:00:56,215 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 09:00:56,215 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-22 09:00:56,215 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-10-22 09:00:56,216 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-10-22 09:00:56,216 INFO L138 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_87d04333-4dc1-4bcf-a339-9ed1fcda6c25/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d241a4a24d7ed77783d3342cc0956b8336ac1c40 [2019-10-22 09:00:56,248 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 09:00:56,259 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 09:00:56,262 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 09:00:56,263 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 09:00:56,263 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 09:00:56,264 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_87d04333-4dc1-4bcf-a339-9ed1fcda6c25/bin/uautomizer/../../sv-benchmarks/c/loop-acceleration/simple_2-1.c [2019-10-22 09:00:56,315 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_87d04333-4dc1-4bcf-a339-9ed1fcda6c25/bin/uautomizer/data/4c89be09b/da18e651b6ec45349d3eb3210dddc315/FLAG7bd2c0719 [2019-10-22 09:00:56,689 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 09:00:56,690 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_87d04333-4dc1-4bcf-a339-9ed1fcda6c25/sv-benchmarks/c/loop-acceleration/simple_2-1.c [2019-10-22 09:00:56,694 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_87d04333-4dc1-4bcf-a339-9ed1fcda6c25/bin/uautomizer/data/4c89be09b/da18e651b6ec45349d3eb3210dddc315/FLAG7bd2c0719 [2019-10-22 09:00:56,705 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_87d04333-4dc1-4bcf-a339-9ed1fcda6c25/bin/uautomizer/data/4c89be09b/da18e651b6ec45349d3eb3210dddc315 [2019-10-22 09:00:56,707 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 09:00:56,709 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 09:00:56,709 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 09:00:56,710 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 09:00:56,713 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 09:00:56,713 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 09:00:56" (1/1) ... [2019-10-22 09:00:56,715 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6136fe7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:56, skipping insertion in model container [2019-10-22 09:00:56,716 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 09:00:56" (1/1) ... [2019-10-22 09:00:56,724 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 09:00:56,740 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 09:00:56,919 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 09:00:56,923 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 09:00:57,001 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 09:00:57,017 INFO L192 MainTranslator]: Completed translation [2019-10-22 09:00:57,017 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:57 WrapperNode [2019-10-22 09:00:57,018 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 09:00:57,018 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 09:00:57,018 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 09:00:57,018 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 09:00:57,026 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:57" (1/1) ... [2019-10-22 09:00:57,031 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:57" (1/1) ... [2019-10-22 09:00:57,046 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 09:00:57,046 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 09:00:57,046 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 09:00:57,046 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 09:00:57,055 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:57" (1/1) ... [2019-10-22 09:00:57,055 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:57" (1/1) ... [2019-10-22 09:00:57,055 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:57" (1/1) ... [2019-10-22 09:00:57,055 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:57" (1/1) ... [2019-10-22 09:00:57,057 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:57" (1/1) ... [2019-10-22 09:00:57,064 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:57" (1/1) ... [2019-10-22 09:00:57,065 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:57" (1/1) ... [2019-10-22 09:00:57,066 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 09:00:57,066 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 09:00:57,066 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 09:00:57,066 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 09:00:57,067 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:57" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_87d04333-4dc1-4bcf-a339-9ed1fcda6c25/bin/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 [2019-10-22 09:00:57,134 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 09:00:57,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 09:00:57,277 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 09:00:57,278 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-10-22 09:00:57,278 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:00:57 BoogieIcfgContainer [2019-10-22 09:00:57,278 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 09:00:57,279 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-10-22 09:00:57,279 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-10-22 09:00:57,283 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-10-22 09:00:57,284 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 09:00:57,284 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.10 09:00:56" (1/3) ... [2019-10-22 09:00:57,285 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3cf4cee2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.10 09:00:57, skipping insertion in model container [2019-10-22 09:00:57,285 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 09:00:57,285 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:57" (2/3) ... [2019-10-22 09:00:57,285 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3cf4cee2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.10 09:00:57, skipping insertion in model container [2019-10-22 09:00:57,285 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 09:00:57,285 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:00:57" (3/3) ... [2019-10-22 09:00:57,287 INFO L371 chiAutomizerObserver]: Analyzing ICFG simple_2-1.c [2019-10-22 09:00:57,329 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-10-22 09:00:57,329 INFO L357 BuchiCegarLoop]: Hoare is false [2019-10-22 09:00:57,329 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-10-22 09:00:57,329 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 09:00:57,329 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 09:00:57,329 INFO L361 BuchiCegarLoop]: Difference is false [2019-10-22 09:00:57,329 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 09:00:57,329 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-10-22 09:00:57,341 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2019-10-22 09:00:57,355 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-10-22 09:00:57,355 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-10-22 09:00:57,355 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-10-22 09:00:57,360 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-10-22 09:00:57,361 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-10-22 09:00:57,361 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-10-22 09:00:57,361 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2019-10-22 09:00:57,361 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-10-22 09:00:57,362 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-10-22 09:00:57,362 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-10-22 09:00:57,362 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-10-22 09:00:57,362 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-10-22 09:00:57,368 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~post1, main_~x~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0; 7#L14-2true [2019-10-22 09:00:57,369 INFO L793 eck$LassoCheckResult]: Loop: 7#L14-2true assume !!(main_~x~0 % 4294967296 < 268435455);main_#t~post1 := main_~x~0;main_~x~0 := 1 + main_#t~post1;havoc main_#t~post1; 7#L14-2true [2019-10-22 09:00:57,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:00:57,374 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2019-10-22 09:00:57,381 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:00:57,382 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1782540086] [2019-10-22 09:00:57,382 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:57,382 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:57,382 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:00:57,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:00:57,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:00:57,439 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 09:00:57,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:00:57,440 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2019-10-22 09:00:57,441 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:00:57,441 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [174439387] [2019-10-22 09:00:57,441 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:57,441 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:57,441 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:00:57,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:00:57,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:00:57,457 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 09:00:57,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:00:57,458 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2019-10-22 09:00:57,458 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:00:57,458 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [395970133] [2019-10-22 09:00:57,458 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:57,458 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:57,459 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:00:57,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:00:57,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:00:57,468 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 09:00:57,510 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 09:00:57,511 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 09:00:57,511 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 09:00:57,511 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 09:00:57,511 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-10-22 09:00:57,511 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:57,512 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 09:00:57,512 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 09:00:57,512 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_2-1.c_Iteration1_Loop [2019-10-22 09:00:57,512 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 09:00:57,512 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 09:00:57,529 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:57,557 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:57,658 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 09:00:57,658 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_87d04333-4dc1-4bcf-a339-9ed1fcda6c25/bin/uautomizer/z3 Starting monitored process 2 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 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:57,663 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 09:00:57,663 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_87d04333-4dc1-4bcf-a339-9ed1fcda6c25/bin/uautomizer/z3 Starting monitored process 3 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 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:57,672 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-10-22 09:00:57,672 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 09:00:57,689 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-10-22 09:00:57,691 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 09:00:57,691 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 09:00:57,691 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 09:00:57,691 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 09:00:57,691 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-10-22 09:00:57,691 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:57,691 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 09:00:57,692 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 09:00:57,692 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_2-1.c_Iteration1_Loop [2019-10-22 09:00:57,692 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 09:00:57,692 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 09:00:57,693 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:57,702 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:57,755 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 09:00:57,760 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-10-22 09:00:57,761 INFO L120 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 [2019-10-22 09:00:57,763 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:57,763 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:57,764 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:57,764 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:57,764 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:00:57,767 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:00:57,767 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:57,778 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:57,778 INFO L120 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 [2019-10-22 09:00:57,779 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:57,779 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:57,779 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:57,780 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:57,780 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:00:57,780 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:00:57,781 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:57,782 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:57,783 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-10-22 09:00:57,783 INFO L120 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 [2019-10-22 09:00:57,784 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:57,784 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:57,784 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:57,784 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:57,784 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:57,786 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:57,786 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:57,798 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:57,799 INFO L120 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 [2019-10-22 09:00:57,800 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:57,800 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:57,800 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:57,800 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:57,800 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:57,804 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:57,804 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:57,806 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:57,806 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-10-22 09:00:57,806 INFO L120 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 [2019-10-22 09:00:57,807 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:57,807 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:57,807 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:57,807 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:57,808 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:57,813 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:57,813 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:57,842 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:57,842 INFO L120 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 [2019-10-22 09:00:57,843 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:57,843 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:57,843 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:57,843 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:57,844 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:57,848 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:57,848 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:57,850 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:57,850 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-10-22 09:00:57,850 INFO L120 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 [2019-10-22 09:00:57,851 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:57,851 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:57,851 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:57,851 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:57,851 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:57,857 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:57,857 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:57,891 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:57,891 INFO L120 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 [2019-10-22 09:00:57,892 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:57,892 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:57,896 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:57,896 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:57,896 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:57,897 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:57,897 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:57,899 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:57,899 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-10-22 09:00:57,900 INFO L120 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 [2019-10-22 09:00:57,900 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:57,900 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:57,901 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:57,901 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:57,901 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:57,901 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:57,903 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:57,903 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:57,930 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:57,930 INFO L120 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 [2019-10-22 09:00:57,931 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:57,931 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:57,931 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:57,931 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:57,931 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:57,932 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:57,933 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:57,933 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:57,934 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:57,934 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-10-22 09:00:57,935 INFO L120 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 [2019-10-22 09:00:57,936 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:57,936 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 09:00:57,936 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:57,936 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:57,936 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:57,936 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:57,939 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:57,940 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:57,978 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:57,979 INFO L120 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 [2019-10-22 09:00:57,980 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:57,980 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 09:00:57,980 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:57,980 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:57,980 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:57,981 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:57,982 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:57,982 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:57,985 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:57,985 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-10-22 09:00:57,985 INFO L120 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 [2019-10-22 09:00:57,986 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:57,986 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:57,986 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:57,987 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:57,987 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:57,987 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:57,991 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:57,991 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,044 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,045 INFO L120 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 [2019-10-22 09:00:58,046 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:58,046 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:58,046 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:58,046 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:58,046 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:58,046 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:58,048 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:58,049 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,050 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,050 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-10-22 09:00:58,051 INFO L120 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 [2019-10-22 09:00:58,051 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:58,052 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:58,052 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:58,052 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:58,052 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:58,052 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:58,053 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:58,054 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,064 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,064 INFO L120 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 [2019-10-22 09:00:58,065 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:58,065 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:58,065 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:58,065 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:58,066 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:58,066 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:58,067 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:58,067 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,073 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,073 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-10-22 09:00:58,074 INFO L120 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 [2019-10-22 09:00:58,075 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:58,075 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:58,075 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:58,075 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:58,075 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:58,075 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:00:58,078 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:00:58,079 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,115 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,117 INFO L120 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 [2019-10-22 09:00:58,118 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:58,118 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:58,118 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:58,118 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:58,118 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:58,118 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:00:58,119 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:00:58,120 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,127 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,144 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 09:00:58,144 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 09:00:58,144 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 09:00:58,144 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 09:00:58,144 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-10-22 09:00:58,144 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:58,144 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 09:00:58,145 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 09:00:58,145 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_2-1.c_Iteration1_Lasso [2019-10-22 09:00:58,145 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 09:00:58,145 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 09:00:58,146 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:58,150 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:58,162 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:58,165 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:58,238 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 09:00:58,238 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_87d04333-4dc1-4bcf-a339-9ed1fcda6c25/bin/uautomizer/z3 Starting monitored process 4 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 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:58,242 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 09:00:58,242 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 09:00:58,246 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 09:00:58,246 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_87d04333-4dc1-4bcf-a339-9ed1fcda6c25/bin/uautomizer/z3 Starting monitored process 5 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 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:58,251 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 09:00:58,251 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_87d04333-4dc1-4bcf-a339-9ed1fcda6c25/bin/uautomizer/z3 Starting monitored process 6 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 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:58,259 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-10-22 09:00:58,260 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 09:00:58,277 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-10-22 09:00:58,279 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 09:00:58,280 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 09:00:58,280 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 09:00:58,280 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 09:00:58,280 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-10-22 09:00:58,280 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:58,280 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 09:00:58,280 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 09:00:58,280 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_2-1.c_Iteration1_Lasso [2019-10-22 09:00:58,280 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 09:00:58,280 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 09:00:58,281 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:58,284 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:58,291 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:58,293 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:58,343 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 09:00:58,343 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-10-22 09:00:58,344 INFO L120 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 [2019-10-22 09:00:58,344 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:58,344 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:58,345 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:58,345 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:58,345 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:00:58,345 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:00:58,345 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,346 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,346 INFO L120 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 [2019-10-22 09:00:58,347 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:58,347 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:58,347 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:58,347 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:58,347 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:00:58,348 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:00:58,348 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,351 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,351 INFO L120 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 [2019-10-22 09:00:58,351 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:58,352 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:58,352 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:58,352 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:58,352 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:00:58,352 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:00:58,352 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,353 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,353 INFO L120 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 [2019-10-22 09:00:58,354 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:58,354 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:58,354 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:58,354 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:58,354 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:00:58,355 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:00:58,355 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,355 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,355 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-10-22 09:00:58,356 INFO L120 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 [2019-10-22 09:00:58,356 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:58,356 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:58,357 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:58,357 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:58,357 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:58,357 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:58,358 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,358 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,358 INFO L120 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 [2019-10-22 09:00:58,359 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:58,359 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:58,359 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:58,359 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:58,359 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:58,360 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:58,360 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,363 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,363 INFO L120 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 [2019-10-22 09:00:58,364 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:58,364 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:58,364 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:58,364 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:58,364 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:58,365 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:58,365 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,365 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,366 INFO L120 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 [2019-10-22 09:00:58,366 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:58,366 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:58,366 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:58,366 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:58,367 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:58,367 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:58,367 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,367 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,368 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-10-22 09:00:58,368 INFO L120 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 [2019-10-22 09:00:58,368 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:58,369 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:58,369 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:58,369 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:58,369 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:58,370 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:58,370 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,370 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,370 INFO L120 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 [2019-10-22 09:00:58,371 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:58,371 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:58,371 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:58,371 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:58,371 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:58,372 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:58,372 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,376 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,376 INFO L120 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 [2019-10-22 09:00:58,377 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:58,377 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:58,377 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:58,377 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:58,378 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:58,378 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:58,378 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,378 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,379 INFO L120 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 [2019-10-22 09:00:58,379 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:58,379 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:58,379 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:58,380 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:58,380 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:58,380 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:58,380 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,381 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,381 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-10-22 09:00:58,382 INFO L120 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 [2019-10-22 09:00:58,382 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:58,382 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:58,382 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:58,382 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:58,383 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:58,383 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:58,383 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,383 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,384 INFO L120 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 [2019-10-22 09:00:58,384 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:58,384 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:58,385 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:58,385 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:58,385 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:58,386 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:58,386 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,390 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,390 INFO L120 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 [2019-10-22 09:00:58,391 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:58,391 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:58,391 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:58,391 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:58,391 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:58,392 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:58,392 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,393 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,393 INFO L120 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 [2019-10-22 09:00:58,394 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:58,394 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:58,394 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:58,394 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:58,394 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:58,394 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:58,395 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,395 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,395 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-10-22 09:00:58,396 INFO L120 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 [2019-10-22 09:00:58,396 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:58,396 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:58,396 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:58,397 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:58,397 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:58,397 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:58,398 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:58,398 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,398 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,399 INFO L120 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 [2019-10-22 09:00:58,399 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:58,399 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:58,399 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:58,400 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:58,400 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:58,400 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:58,401 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:58,401 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,418 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,418 INFO L120 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 [2019-10-22 09:00:58,419 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:58,419 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:58,419 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:58,419 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:58,419 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:58,419 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:58,420 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:58,420 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,420 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,427 INFO L120 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 [2019-10-22 09:00:58,428 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:58,428 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:58,428 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:58,428 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:58,428 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:58,428 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:58,429 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:58,429 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,429 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,430 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-10-22 09:00:58,432 INFO L120 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 [2019-10-22 09:00:58,432 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:58,432 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 09:00:58,432 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:58,433 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:58,433 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:58,433 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:58,434 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:58,440 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,441 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,441 INFO L120 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 [2019-10-22 09:00:58,442 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:58,442 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 09:00:58,442 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:58,442 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:58,442 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:58,442 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:58,444 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:58,444 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,487 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,489 INFO L120 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 [2019-10-22 09:00:58,496 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:58,496 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 09:00:58,496 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:58,496 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:58,496 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:58,497 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:58,497 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:58,497 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,498 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,499 INFO L120 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 [2019-10-22 09:00:58,499 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:58,500 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 09:00:58,500 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:58,500 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:58,500 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:58,500 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:58,502 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:58,502 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,503 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,504 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-10-22 09:00:58,504 INFO L120 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 [2019-10-22 09:00:58,506 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:58,506 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:58,507 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:58,507 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:58,507 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:58,507 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:58,508 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:58,508 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,509 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,509 INFO L120 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 [2019-10-22 09:00:58,510 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:58,510 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:58,510 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:58,511 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:58,511 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:58,511 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:58,513 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:58,513 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,555 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,556 INFO L120 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 [2019-10-22 09:00:58,556 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:58,557 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:58,558 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:58,558 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:58,558 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:58,558 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:58,559 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:58,560 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,561 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,562 INFO L120 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 [2019-10-22 09:00:58,563 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:58,563 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:58,563 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:58,563 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:58,563 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:58,563 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:58,565 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:58,569 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,570 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,570 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-10-22 09:00:58,570 INFO L120 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 [2019-10-22 09:00:58,571 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:58,571 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:58,571 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:58,571 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:58,571 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:58,571 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:58,572 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:58,572 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,575 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,579 INFO L120 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 [2019-10-22 09:00:58,581 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:58,581 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:58,582 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:58,582 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:58,582 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:58,582 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:58,583 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:58,583 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,591 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,591 INFO L120 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 [2019-10-22 09:00:58,593 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:58,594 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:58,594 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:58,594 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:58,595 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:58,595 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:58,595 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:58,595 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,597 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,597 INFO L120 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 [2019-10-22 09:00:58,598 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:58,599 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:58,599 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:58,599 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:58,599 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:58,600 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:58,600 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:58,601 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,602 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,602 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-10-22 09:00:58,603 INFO L120 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 [2019-10-22 09:00:58,603 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:58,604 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:58,604 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:58,604 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:58,604 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:58,605 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:00:58,606 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:00:58,606 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,609 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,611 INFO L120 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 [2019-10-22 09:00:58,611 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:58,611 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:58,612 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:58,612 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:58,613 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:58,613 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:00:58,614 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:00:58,614 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,624 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,628 INFO L120 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 [2019-10-22 09:00:58,629 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:58,630 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:58,630 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:58,630 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:58,630 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:58,631 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:00:58,631 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:00:58,632 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,634 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,635 INFO L120 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 [2019-10-22 09:00:58,636 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:58,637 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:58,637 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:58,637 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:58,637 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:58,637 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:00:58,638 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:00:58,638 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,641 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,643 INFO L470 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2019-10-22 09:00:58,643 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~post1, main_~x~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0; 7#L14-2true assume !!(main_~x~0 % 4294967296 < 268435455);main_#t~post1 := main_~x~0;main_~x~0 := 1 + main_#t~post1;havoc main_#t~post1; 7#L14-2true [2019-10-22 09:00:58,643 INFO L793 eck$LassoCheckResult]: Loop: 7#L14-2true assume !!(main_~x~0 % 4294967296 < 268435455);main_#t~post1 := main_~x~0;main_~x~0 := 1 + main_#t~post1;havoc main_#t~post1; 7#L14-2true [2019-10-22 09:00:58,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:00:58,643 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2019-10-22 09:00:58,644 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:00:58,644 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [190881958] [2019-10-22 09:00:58,644 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:58,644 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:58,644 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:00:58,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:00:58,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:00:58,653 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 09:00:58,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:00:58,654 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2019-10-22 09:00:58,655 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:00:58,655 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [539376943] [2019-10-22 09:00:58,655 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:58,655 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:58,655 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:00:58,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:00:58,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:00:58,661 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 09:00:58,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:00:58,662 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2019-10-22 09:00:58,662 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:00:58,662 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1041454690] [2019-10-22 09:00:58,662 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:58,662 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:58,663 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:00:58,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:00:58,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:00:58,668 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 09:00:58,679 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 09:00:58,679 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 09:00:58,680 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 09:00:58,680 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 09:00:58,680 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-10-22 09:00:58,680 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:58,680 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 09:00:58,680 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 09:00:58,680 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_2-1.c_Iteration1_Loop [2019-10-22 09:00:58,680 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 09:00:58,680 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 09:00:58,681 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:58,684 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:58,733 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 09:00:58,733 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_87d04333-4dc1-4bcf-a339-9ed1fcda6c25/bin/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 09:00:58,738 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 09:00:58,738 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:58,742 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 09:00:58,742 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post1=0} Honda state: {ULTIMATE.start_main_#t~post1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_87d04333-4dc1-4bcf-a339-9ed1fcda6c25/bin/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 09:00:58,749 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 09:00:58,750 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_87d04333-4dc1-4bcf-a339-9ed1fcda6c25/bin/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 09:00:58,761 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-10-22 09:00:58,761 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:58,771 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-10-22 09:00:58,774 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 09:00:58,774 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 09:00:58,774 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 09:00:58,774 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 09:00:58,774 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-10-22 09:00:58,774 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:58,774 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 09:00:58,774 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 09:00:58,775 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_2-1.c_Iteration1_Loop [2019-10-22 09:00:58,775 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 09:00:58,775 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 09:00:58,776 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:58,779 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:58,841 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 09:00:58,841 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-10-22 09:00:58,842 INFO L120 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 [2019-10-22 09:00:58,842 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:58,842 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:58,842 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:58,843 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:58,843 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:00:58,843 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:00:58,843 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,844 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,844 INFO L120 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 [2019-10-22 09:00:58,844 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:58,846 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:58,847 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:58,847 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:58,847 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:00:58,847 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:00:58,847 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,849 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,849 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-10-22 09:00:58,849 INFO L120 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 [2019-10-22 09:00:58,850 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:58,850 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:58,850 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:58,850 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:58,850 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:58,851 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:58,851 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,851 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,852 INFO L120 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 [2019-10-22 09:00:58,852 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:58,852 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:58,852 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:58,853 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:58,853 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:58,854 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:58,854 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,856 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,856 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-10-22 09:00:58,856 INFO L120 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 [2019-10-22 09:00:58,857 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:58,857 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:58,857 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:58,857 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:58,858 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:58,858 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:58,858 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,859 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,859 INFO L120 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 [2019-10-22 09:00:58,859 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:58,860 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:58,860 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:58,860 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:58,860 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:58,861 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:58,861 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,864 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,864 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-10-22 09:00:58,864 INFO L120 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 [2019-10-22 09:00:58,865 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:58,866 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:58,867 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:58,867 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:58,867 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:58,867 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:58,867 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,868 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,869 INFO L120 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 [2019-10-22 09:00:58,869 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:58,869 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:58,869 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:58,870 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:58,870 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:58,870 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:58,870 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,874 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,876 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-10-22 09:00:58,876 INFO L120 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 [2019-10-22 09:00:58,877 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:58,877 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:58,877 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:58,877 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:58,877 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:58,878 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:58,878 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:58,878 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,879 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,879 INFO L120 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 [2019-10-22 09:00:58,879 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:58,880 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:58,880 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:58,880 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:58,880 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:58,880 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:58,884 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:58,884 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,892 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,894 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-10-22 09:00:58,894 INFO L120 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 [2019-10-22 09:00:58,895 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:58,895 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 09:00:58,895 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:58,895 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:58,895 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:58,896 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:58,897 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:58,897 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,898 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,898 INFO L120 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 [2019-10-22 09:00:58,899 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:58,899 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 09:00:58,900 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:58,900 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:58,900 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:58,900 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:58,901 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:58,902 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,917 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,918 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-10-22 09:00:58,918 INFO L120 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 [2019-10-22 09:00:58,918 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:58,919 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:58,919 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:58,919 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:58,919 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:58,919 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:58,920 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:58,920 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,921 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,922 INFO L120 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 [2019-10-22 09:00:58,922 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:58,922 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:58,922 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:58,923 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:58,923 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:58,923 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:58,925 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:58,925 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,953 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,960 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-10-22 09:00:58,961 INFO L120 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 [2019-10-22 09:00:58,961 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:58,962 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:58,962 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:58,962 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:58,962 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:58,962 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:58,962 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:58,963 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,964 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,964 INFO L120 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 [2019-10-22 09:00:58,965 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:58,965 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:58,965 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:58,965 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:58,965 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:58,965 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:58,966 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:58,966 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,969 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,969 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-10-22 09:00:58,970 INFO L120 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 [2019-10-22 09:00:58,970 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:58,970 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:58,970 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:58,971 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:58,971 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:58,971 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:00:58,971 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:00:58,971 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,973 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,973 INFO L120 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 [2019-10-22 09:00:58,973 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:58,974 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:58,974 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:58,974 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:58,974 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:58,974 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:00:58,975 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:00:58,975 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:58,984 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:58,993 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 09:00:58,994 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 09:00:58,994 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 09:00:58,994 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 09:00:58,994 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-10-22 09:00:58,994 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:58,994 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 09:00:58,994 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 09:00:58,994 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_2-1.c_Iteration1_Lasso [2019-10-22 09:00:58,994 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 09:00:58,994 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 09:00:58,995 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:59,004 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:59,006 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:59,008 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:59,091 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 09:00:59,092 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_87d04333-4dc1-4bcf-a339-9ed1fcda6c25/bin/uautomizer/z3 Starting monitored process 10 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 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:59,100 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 09:00:59,100 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_87d04333-4dc1-4bcf-a339-9ed1fcda6c25/bin/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 09:00:59,111 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-10-22 09:00:59,111 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:59,141 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-10-22 09:00:59,143 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 09:00:59,143 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 09:00:59,144 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 09:00:59,144 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 09:00:59,144 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-10-22 09:00:59,144 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:00:59,144 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 09:00:59,144 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 09:00:59,144 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_2-1.c_Iteration1_Lasso [2019-10-22 09:00:59,144 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 09:00:59,144 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 09:00:59,145 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:59,156 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:59,158 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:59,160 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:00:59,240 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 09:00:59,240 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-10-22 09:00:59,241 INFO L120 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 [2019-10-22 09:00:59,241 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:59,241 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:59,242 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:59,242 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:00:59,243 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:00:59,243 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 09:00:59,254 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:59,254 INFO L120 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 [2019-10-22 09:00:59,255 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:59,255 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:59,255 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:59,255 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:59,255 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:00:59,256 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:00:59,256 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:59,256 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:59,256 INFO L120 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 [2019-10-22 09:00:59,257 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:59,257 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:59,257 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:59,257 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:59,257 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:00:59,258 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:00:59,258 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:59,258 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:59,259 INFO L120 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 [2019-10-22 09:00:59,259 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:59,259 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:59,259 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:59,259 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:59,259 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:00:59,260 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:00:59,260 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:59,260 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:59,260 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-10-22 09:00:59,265 INFO L120 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 [2019-10-22 09:00:59,266 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:59,266 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:59,267 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:59,267 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:59,268 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 09:00:59,268 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 09:00:59,275 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:59,279 INFO L120 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 [2019-10-22 09:00:59,279 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:59,279 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:59,279 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:59,280 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:59,280 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:59,280 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:59,280 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:59,281 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:59,281 INFO L120 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 [2019-10-22 09:00:59,281 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:59,281 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:59,282 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:59,282 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:59,282 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:59,282 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:59,282 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:59,283 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:59,283 INFO L120 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 [2019-10-22 09:00:59,283 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:59,284 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:59,284 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:59,284 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:59,284 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:59,284 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:59,285 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:59,286 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:59,286 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-10-22 09:00:59,286 INFO L120 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 [2019-10-22 09:00:59,287 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:59,288 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:59,288 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:59,288 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:59,290 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 09:00:59,290 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 09:00:59,301 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:59,302 INFO L120 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 [2019-10-22 09:00:59,302 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:59,303 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:59,303 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:59,303 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:59,303 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:59,303 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:59,303 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:59,304 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:59,305 INFO L120 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 [2019-10-22 09:00:59,305 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:59,306 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:59,306 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:59,306 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:59,306 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:59,306 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:59,306 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:59,307 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:59,308 INFO L120 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 [2019-10-22 09:00:59,308 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:59,309 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:59,310 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:59,310 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:59,311 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:59,311 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:59,311 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:59,312 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:59,312 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-10-22 09:00:59,313 INFO L120 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 [2019-10-22 09:00:59,313 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:59,313 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:59,313 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:59,313 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:59,316 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 09:00:59,320 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 09:00:59,333 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:59,333 INFO L120 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 [2019-10-22 09:00:59,334 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:59,335 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:59,335 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:59,335 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:59,335 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:59,335 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:59,335 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:59,336 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:59,336 INFO L120 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 [2019-10-22 09:00:59,337 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:59,338 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:59,338 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:59,338 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:59,338 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:59,339 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:59,339 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:59,339 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:59,340 INFO L120 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 [2019-10-22 09:00:59,340 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:00:59,341 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:59,341 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:59,341 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:59,341 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:59,342 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:59,343 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:59,343 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:59,344 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-10-22 09:00:59,344 INFO L120 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 [2019-10-22 09:00:59,345 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:59,345 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:59,345 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:59,346 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:59,346 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:59,347 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 09:00:59,347 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 09:00:59,388 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:59,396 INFO L120 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 [2019-10-22 09:00:59,398 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:59,398 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:59,399 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:59,399 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:59,399 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:59,399 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:59,399 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:59,399 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:59,400 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:59,400 INFO L120 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 [2019-10-22 09:00:59,401 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:59,401 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:59,401 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:59,401 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:59,401 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:59,401 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:59,402 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:59,402 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:59,402 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:59,403 INFO L120 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 [2019-10-22 09:00:59,403 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:59,403 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:59,403 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:59,404 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:59,404 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:59,404 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 09:00:59,404 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 09:00:59,404 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:59,408 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:59,408 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-10-22 09:00:59,408 INFO L120 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 [2019-10-22 09:00:59,409 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:59,413 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 09:00:59,413 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:59,413 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:59,413 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:59,415 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 09:00:59,415 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 09:00:59,498 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:59,498 INFO L120 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 [2019-10-22 09:00:59,499 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:59,499 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 09:00:59,499 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:59,499 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:59,499 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:59,499 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:59,500 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:59,500 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:59,500 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:59,501 INFO L120 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 [2019-10-22 09:00:59,501 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:59,501 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 09:00:59,501 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:59,501 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:59,502 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:59,502 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:59,502 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:59,502 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:59,503 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:59,503 INFO L120 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 [2019-10-22 09:00:59,504 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:59,504 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 09:00:59,504 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:59,504 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:59,504 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:59,509 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:59,509 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:59,509 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:59,510 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:59,510 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-10-22 09:00:59,511 INFO L120 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 [2019-10-22 09:00:59,511 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:59,511 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:59,511 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:59,512 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:59,512 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:59,516 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 09:00:59,518 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 09:00:59,581 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:59,582 INFO L120 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 [2019-10-22 09:00:59,582 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:59,582 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:59,583 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:59,583 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:59,583 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:59,583 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:59,584 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:59,584 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:59,584 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:59,584 INFO L120 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 [2019-10-22 09:00:59,588 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:59,589 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:59,589 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:59,589 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:59,589 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:59,589 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:59,590 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:59,590 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:59,591 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:59,591 INFO L120 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 [2019-10-22 09:00:59,592 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:59,593 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:59,593 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:59,593 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:59,593 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:59,593 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 09:00:59,594 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 09:00:59,594 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:59,594 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:59,594 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-10-22 09:00:59,595 INFO L120 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 [2019-10-22 09:00:59,595 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:59,596 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:59,596 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:59,596 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:59,596 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:59,597 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 09:00:59,597 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 09:00:59,620 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:59,622 INFO L120 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 [2019-10-22 09:00:59,622 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:59,622 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:59,622 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:59,622 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:59,622 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:59,622 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:59,623 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:59,623 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:59,624 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:59,624 INFO L120 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 [2019-10-22 09:00:59,624 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:59,624 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:59,624 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:59,624 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:59,625 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:59,625 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:59,626 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:59,626 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:59,627 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:59,627 INFO L120 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 [2019-10-22 09:00:59,628 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:59,628 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 09:00:59,628 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:59,628 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:59,628 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:59,628 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 09:00:59,628 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 09:00:59,629 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:59,629 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:59,630 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-10-22 09:00:59,631 INFO L120 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 [2019-10-22 09:00:59,631 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:59,631 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:59,631 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:59,631 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:59,631 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:00:59,634 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-10-22 09:00:59,634 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-10-22 09:00:59,662 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:59,662 INFO L120 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 [2019-10-22 09:00:59,663 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:59,663 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:59,664 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:59,664 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:59,664 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:59,664 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:00:59,665 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:00:59,665 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:59,666 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:59,667 INFO L120 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 [2019-10-22 09:00:59,668 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:59,669 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:59,669 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:59,669 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:59,669 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:59,669 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:00:59,670 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:00:59,670 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:59,672 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:59,672 INFO L120 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 [2019-10-22 09:00:59,673 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 09:00:59,673 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 09:00:59,673 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:00:59,673 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:00:59,673 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:00:59,673 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 09:00:59,674 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:00:59,674 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:00:59,675 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:00:59,681 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.10 09:00:59 BoogieIcfgContainer [2019-10-22 09:00:59,681 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-10-22 09:00:59,682 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 09:00:59,682 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 09:00:59,682 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 09:00:59,683 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:00:57" (3/4) ... [2019-10-22 09:00:59,686 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-10-22 09:00:59,686 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 09:00:59,688 INFO L168 Benchmark]: Toolchain (without parser) took 2979.05 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 273.2 MB). Free memory was 944.4 MB in the beginning and 1.2 GB in the end (delta: -252.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 11.5 GB. [2019-10-22 09:00:59,689 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 967.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 09:00:59,690 INFO L168 Benchmark]: CACSL2BoogieTranslator took 308.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 944.4 MB in the beginning and 1.1 GB in the end (delta: -198.9 MB). Peak memory consumption was 22.7 MB. Max. memory is 11.5 GB. [2019-10-22 09:00:59,690 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.78 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. [2019-10-22 09:00:59,690 INFO L168 Benchmark]: Boogie Preprocessor took 19.51 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. [2019-10-22 09:00:59,691 INFO L168 Benchmark]: RCFGBuilder took 212.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. [2019-10-22 09:00:59,691 INFO L168 Benchmark]: BuchiAutomizer took 2402.73 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 120.1 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -71.0 MB). Peak memory consumption was 345.9 MB. Max. memory is 11.5 GB. [2019-10-22 09:00:59,692 INFO L168 Benchmark]: Witness Printer took 4.59 ms. Allocated memory is still 1.3 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 09:00:59,695 INFO L335 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 967.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 308.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 944.4 MB in the beginning and 1.1 GB in the end (delta: -198.9 MB). Peak memory consumption was 22.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 27.78 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. * Boogie Preprocessor took 19.51 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 212.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 2402.73 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 120.1 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -71.0 MB). Peak memory consumption was 345.9 MB. Max. memory is 11.5 GB. * Witness Printer took 4.59 ms. Allocated memory is still 1.3 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.3s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 2.3s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. 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 -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital15 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div468 bol100 ite100 ukn100 eq144 hnf47 smp90 dnf100 smp100 tf103 neg100 sie106 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 30ms VariablesStem: 3 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_#t~nondet0, main_#t~post1, main_~x~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;" "assume !!(main_~x~0 % 4294967296 < 268435455);main_#t~post1 := main_~x~0;main_~x~0 := 1 + main_#t~post1;havoc main_#t~post1;" Loop: "assume !!(main_~x~0 % 4294967296 < 268435455);main_#t~post1 := main_~x~0;main_~x~0 := 1 + main_#t~post1;havoc main_#t~post1;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...