./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loop-acceleration/underapprox_2-2.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/run_dir_b2e55594-352e-41a0-9801-556ddd6e5580/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_b2e55594-352e-41a0-9801-556ddd6e5580/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b2e55594-352e-41a0-9801-556ddd6e5580/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b2e55594-352e-41a0-9801-556ddd6e5580/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-acceleration/underapprox_2-2.c -s /tmp/vcloud-vcloud-master/worker/run_dir_b2e55594-352e-41a0-9801-556ddd6e5580/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b2e55594-352e-41a0-9801-556ddd6e5580/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 1ca0873bbf5698fb1752ac7aba535da1c4a773e2 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-11-15 21:57:20,037 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 21:57:20,038 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 21:57:20,049 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 21:57:20,049 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 21:57:20,050 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 21:57:20,052 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 21:57:20,054 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 21:57:20,055 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 21:57:20,056 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 21:57:20,057 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 21:57:20,058 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 21:57:20,059 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 21:57:20,060 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 21:57:20,060 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 21:57:20,061 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 21:57:20,062 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 21:57:20,063 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 21:57:20,065 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 21:57:20,068 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 21:57:20,069 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 21:57:20,070 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 21:57:20,072 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 21:57:20,072 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 21:57:20,076 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 21:57:20,076 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 21:57:20,076 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 21:57:20,077 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 21:57:20,078 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 21:57:20,079 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 21:57:20,079 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 21:57:20,080 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 21:57:20,080 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 21:57:20,081 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 21:57:20,082 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 21:57:20,082 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 21:57:20,083 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 21:57:20,083 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 21:57:20,083 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 21:57:20,084 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 21:57:20,085 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 21:57:20,086 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b2e55594-352e-41a0-9801-556ddd6e5580/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-11-15 21:57:20,102 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 21:57:20,102 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 21:57:20,104 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 21:57:20,104 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 21:57:20,104 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 21:57:20,104 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-15 21:57:20,105 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-15 21:57:20,105 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-15 21:57:20,105 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-15 21:57:20,105 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-15 21:57:20,106 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-15 21:57:20,106 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 21:57:20,106 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-15 21:57:20,106 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-15 21:57:20,107 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-15 21:57:20,107 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-15 21:57:20,107 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 21:57:20,107 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-15 21:57:20,108 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-15 21:57:20,108 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-15 21:57:20,108 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-15 21:57:20,108 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-15 21:57:20,109 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-15 21:57:20,109 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 21:57:20,109 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-15 21:57:20,109 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 21:57:20,110 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 21:57:20,110 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-15 21:57:20,110 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 21:57:20,110 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-15 21:57:20,111 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-15 21:57:20,112 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-15 21:57:20,112 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/run_dir_b2e55594-352e-41a0-9801-556ddd6e5580/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 -> 1ca0873bbf5698fb1752ac7aba535da1c4a773e2 [2019-11-15 21:57:20,138 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 21:57:20,148 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 21:57:20,163 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 21:57:20,165 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 21:57:20,165 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 21:57:20,166 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b2e55594-352e-41a0-9801-556ddd6e5580/bin/uautomizer/../../sv-benchmarks/c/loop-acceleration/underapprox_2-2.c [2019-11-15 21:57:20,229 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b2e55594-352e-41a0-9801-556ddd6e5580/bin/uautomizer/data/e231d20bf/650da707726c47329441e2f1948c789c/FLAGc1f940c18 [2019-11-15 21:57:20,591 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 21:57:20,593 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b2e55594-352e-41a0-9801-556ddd6e5580/sv-benchmarks/c/loop-acceleration/underapprox_2-2.c [2019-11-15 21:57:20,598 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b2e55594-352e-41a0-9801-556ddd6e5580/bin/uautomizer/data/e231d20bf/650da707726c47329441e2f1948c789c/FLAGc1f940c18 [2019-11-15 21:57:21,031 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b2e55594-352e-41a0-9801-556ddd6e5580/bin/uautomizer/data/e231d20bf/650da707726c47329441e2f1948c789c [2019-11-15 21:57:21,040 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 21:57:21,041 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-15 21:57:21,042 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 21:57:21,042 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 21:57:21,045 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 21:57:21,046 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 09:57:21" (1/1) ... [2019-11-15 21:57:21,048 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@377ddfcd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:57:21, skipping insertion in model container [2019-11-15 21:57:21,048 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 09:57:21" (1/1) ... [2019-11-15 21:57:21,055 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 21:57:21,068 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 21:57:21,302 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 21:57:21,309 INFO L188 MainTranslator]: Completed pre-run [2019-11-15 21:57:21,320 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 21:57:21,331 INFO L192 MainTranslator]: Completed translation [2019-11-15 21:57:21,331 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:57:21 WrapperNode [2019-11-15 21:57:21,331 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-15 21:57:21,332 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-15 21:57:21,332 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-15 21:57:21,332 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-15 21:57:21,339 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:57:21" (1/1) ... [2019-11-15 21:57:21,343 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:57:21" (1/1) ... [2019-11-15 21:57:21,358 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-15 21:57:21,358 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-15 21:57:21,358 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-15 21:57:21,359 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-15 21:57:21,369 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:57:21" (1/1) ... [2019-11-15 21:57:21,369 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:57:21" (1/1) ... [2019-11-15 21:57:21,370 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:57:21" (1/1) ... [2019-11-15 21:57:21,370 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:57:21" (1/1) ... [2019-11-15 21:57:21,372 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:57:21" (1/1) ... [2019-11-15 21:57:21,376 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:57:21" (1/1) ... [2019-11-15 21:57:21,377 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:57:21" (1/1) ... [2019-11-15 21:57:21,378 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-15 21:57:21,379 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-15 21:57:21,380 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-15 21:57:21,380 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-15 21:57:21,381 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:57:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b2e55594-352e-41a0-9801-556ddd6e5580/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 [2019-11-15 21:57:21,440 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-15 21:57:21,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-15 21:57:21,558 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-15 21:57:21,559 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-15 21:57:21,559 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 09:57:21 BoogieIcfgContainer [2019-11-15 21:57:21,560 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-15 21:57:21,560 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-15 21:57:21,560 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-15 21:57:21,563 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-15 21:57:21,564 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-15 21:57:21,564 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 15.11 09:57:21" (1/3) ... [2019-11-15 21:57:21,565 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@37b2d420 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.11 09:57:21, skipping insertion in model container [2019-11-15 21:57:21,565 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-15 21:57:21,565 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:57:21" (2/3) ... [2019-11-15 21:57:21,566 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@37b2d420 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.11 09:57:21, skipping insertion in model container [2019-11-15 21:57:21,566 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-15 21:57:21,566 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 09:57:21" (3/3) ... [2019-11-15 21:57:21,567 INFO L371 chiAutomizerObserver]: Analyzing ICFG underapprox_2-2.c [2019-11-15 21:57:21,604 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-15 21:57:21,604 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-15 21:57:21,604 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-15 21:57:21,604 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-15 21:57:21,604 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-15 21:57:21,605 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-15 21:57:21,605 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-15 21:57:21,605 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-15 21:57:21,616 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2019-11-15 21:57:21,629 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-11-15 21:57:21,630 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-15 21:57:21,630 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-15 21:57:21,634 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-11-15 21:57:21,634 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-11-15 21:57:21,634 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-15 21:57:21,635 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2019-11-15 21:57:21,635 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-11-15 21:57:21,636 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-15 21:57:21,636 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-15 21:57:21,636 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-11-15 21:57:21,636 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-11-15 21:57:21,642 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~post0, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := 1; 6#L14-2true [2019-11-15 21:57:21,642 INFO L793 eck$LassoCheckResult]: Loop: 6#L14-2true assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0; 6#L14-2true [2019-11-15 21:57:21,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:57:21,646 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2019-11-15 21:57:21,652 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 21:57:21,652 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [115766680] [2019-11-15 21:57:21,652 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:57:21,652 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:57:21,653 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 21:57:21,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 21:57:21,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 21:57:21,720 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 21:57:21,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:57:21,721 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2019-11-15 21:57:21,721 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 21:57:21,722 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [13702721] [2019-11-15 21:57:21,722 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:57:21,722 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:57:21,722 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 21:57:21,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 21:57:21,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 21:57:21,737 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 21:57:21,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:57:21,739 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2019-11-15 21:57:21,739 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 21:57:21,739 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1430930004] [2019-11-15 21:57:21,739 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:57:21,740 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:57:21,740 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 21:57:21,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 21:57:21,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 21:57:21,752 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 21:57:21,862 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2019-11-15 21:57:21,886 INFO L210 LassoAnalysis]: Preferences: [2019-11-15 21:57:21,887 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-11-15 21:57:21,887 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-15 21:57:21,887 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-11-15 21:57:21,888 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-11-15 21:57:21,888 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 21:57:21,888 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-15 21:57:21,888 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-11-15 21:57:21,888 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_2-2.c_Iteration1_Loop [2019-11-15 21:57:21,889 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-15 21:57:21,889 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-15 21:57:21,908 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:57:21,923 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:57:21,926 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:57:22,034 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-15 21:57:22,035 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b2e55594-352e-41a0-9801-556ddd6e5580/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 [2019-11-15 21:57:22,049 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 21:57:22,049 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b2e55594-352e-41a0-9801-556ddd6e5580/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 [2019-11-15 21:57:22,069 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-15 21:57:22,069 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-15 21:57:22,089 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-15 21:57:22,091 INFO L210 LassoAnalysis]: Preferences: [2019-11-15 21:57:22,091 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-11-15 21:57:22,091 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-15 21:57:22,091 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-11-15 21:57:22,091 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-11-15 21:57:22,092 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 21:57:22,092 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-15 21:57:22,092 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-11-15 21:57:22,092 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_2-2.c_Iteration1_Loop [2019-11-15 21:57:22,092 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-15 21:57:22,092 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-15 21:57:22,094 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:57:22,102 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:57:22,108 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:57:22,176 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-15 21:57:22,180 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-11-15 21:57:22,181 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 [2019-11-15 21:57:22,185 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:57:22,185 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:22,186 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:22,186 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:22,187 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 21:57:22,193 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 21:57:22,194 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:22,213 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:22,214 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 [2019-11-15 21:57:22,217 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:57:22,217 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:22,218 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:22,218 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:22,218 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 21:57:22,220 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 21:57:22,221 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:22,229 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:22,229 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 [2019-11-15 21:57:22,231 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:57:22,231 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:22,232 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:22,232 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:22,232 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 21:57:22,233 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 21:57:22,240 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:22,242 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:22,243 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-11-15 21:57:22,243 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 [2019-11-15 21:57:22,244 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:57:22,244 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:22,244 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:22,244 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:22,244 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 21:57:22,246 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 21:57:22,246 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:22,267 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:22,268 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 [2019-11-15 21:57:22,269 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:57:22,269 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:22,269 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:22,270 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:22,270 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 21:57:22,272 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 21:57:22,272 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:22,289 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:22,289 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 [2019-11-15 21:57:22,290 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:57:22,290 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:22,290 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:22,290 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:22,290 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 21:57:22,291 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 21:57:22,291 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:22,293 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:22,293 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-11-15 21:57:22,294 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 [2019-11-15 21:57:22,294 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:57:22,294 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:22,295 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:22,295 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:22,295 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:57:22,296 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:57:22,297 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:22,323 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:22,324 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 [2019-11-15 21:57:22,324 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:57:22,324 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:22,325 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:22,325 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:22,325 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:57:22,326 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:57:22,326 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:22,327 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:22,327 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 [2019-11-15 21:57:22,333 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:57:22,333 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:22,333 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:22,333 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:22,334 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:57:22,338 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:57:22,338 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:22,340 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:22,340 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-11-15 21:57:22,341 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 [2019-11-15 21:57:22,342 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:57:22,342 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:22,342 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:22,342 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:22,343 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 21:57:22,346 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 21:57:22,346 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:22,373 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:22,373 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 [2019-11-15 21:57:22,374 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:57:22,374 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:22,374 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:22,374 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:22,374 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 21:57:22,375 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 21:57:22,375 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:22,377 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:22,377 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 [2019-11-15 21:57:22,378 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:57:22,378 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:22,378 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:22,378 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:22,378 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 21:57:22,379 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 21:57:22,379 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:22,380 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:22,381 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-11-15 21:57:22,381 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 [2019-11-15 21:57:22,382 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:22,382 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 21:57:22,382 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:22,382 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:22,382 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:22,383 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 21:57:22,385 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 21:57:22,385 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:22,422 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:22,423 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 [2019-11-15 21:57:22,424 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:22,424 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 21:57:22,424 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:22,424 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:22,424 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:22,425 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 21:57:22,426 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 21:57:22,426 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:22,427 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:22,427 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 [2019-11-15 21:57:22,428 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:22,428 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 21:57:22,428 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:22,428 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:22,429 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:22,429 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 21:57:22,431 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 21:57:22,431 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:22,433 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:22,433 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-11-15 21:57:22,434 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 [2019-11-15 21:57:22,434 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:22,434 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 21:57:22,435 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:22,435 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:22,435 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:22,435 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:57:22,438 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:57:22,438 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:22,484 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:22,484 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 [2019-11-15 21:57:22,485 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:22,485 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 21:57:22,486 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:22,486 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:22,486 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:22,486 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:57:22,488 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:57:22,488 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:22,490 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:22,490 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 [2019-11-15 21:57:22,491 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:22,491 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 21:57:22,491 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:22,492 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:22,492 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:22,492 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:57:22,496 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:57:22,496 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:22,501 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:22,501 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-11-15 21:57:22,501 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 [2019-11-15 21:57:22,502 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:22,502 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 21:57:22,502 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:22,503 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:22,503 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:22,503 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 21:57:22,507 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 21:57:22,507 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:22,591 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:22,592 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 [2019-11-15 21:57:22,594 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:22,595 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 21:57:22,595 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:22,595 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:22,595 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:22,596 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 21:57:22,598 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 21:57:22,602 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:22,604 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:22,605 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 [2019-11-15 21:57:22,606 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:22,607 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 21:57:22,607 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:22,609 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:22,610 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:22,610 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 21:57:22,616 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 21:57:22,617 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:22,620 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:22,620 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-11-15 21:57:22,620 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 [2019-11-15 21:57:22,622 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:22,622 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 21:57:22,622 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:22,623 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:22,623 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:22,623 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:57:22,625 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:57:22,625 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:22,650 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:22,650 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 [2019-11-15 21:57:22,652 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:22,652 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 21:57:22,653 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:22,653 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:22,653 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:22,653 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:57:22,654 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:57:22,655 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:22,657 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:22,664 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 [2019-11-15 21:57:22,665 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:22,665 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 21:57:22,665 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:22,665 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:22,665 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:22,666 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:57:22,666 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:57:22,668 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:22,673 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:22,673 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-11-15 21:57:22,677 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 [2019-11-15 21:57:22,678 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:22,678 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 21:57:22,679 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:22,679 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:22,679 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:22,679 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 21:57:22,681 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 21:57:22,681 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:22,704 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:22,705 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 [2019-11-15 21:57:22,706 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:22,707 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 21:57:22,707 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:22,707 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:22,708 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:22,708 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 21:57:22,709 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 21:57:22,709 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:22,713 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:22,713 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 [2019-11-15 21:57:22,714 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:22,714 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 21:57:22,714 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:22,714 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:22,715 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:22,715 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 21:57:22,717 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 21:57:22,717 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:22,727 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:22,741 INFO L210 LassoAnalysis]: Preferences: [2019-11-15 21:57:22,741 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-11-15 21:57:22,741 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-15 21:57:22,741 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-11-15 21:57:22,742 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-11-15 21:57:22,742 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 21:57:22,742 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-15 21:57:22,742 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-11-15 21:57:22,742 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_2-2.c_Iteration1_Lasso [2019-11-15 21:57:22,742 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-15 21:57:22,742 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-15 21:57:22,743 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:57:22,746 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:57:22,755 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:57:22,758 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:57:22,860 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-15 21:57:22,860 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b2e55594-352e-41a0-9801-556ddd6e5580/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) [2019-11-15 21:57:22,868 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 21:57:22,869 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 21:57:22,879 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-15 21:57:22,880 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post0=0} Honda state: {ULTIMATE.start_main_#t~post0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b2e55594-352e-41a0-9801-556ddd6e5580/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) [2019-11-15 21:57:22,895 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 21:57:22,896 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b2e55594-352e-41a0-9801-556ddd6e5580/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 [2019-11-15 21:57:22,932 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-15 21:57:22,932 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-15 21:57:22,948 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-15 21:57:22,950 INFO L210 LassoAnalysis]: Preferences: [2019-11-15 21:57:22,950 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-11-15 21:57:22,951 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-15 21:57:22,951 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-11-15 21:57:22,951 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-11-15 21:57:22,951 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 21:57:22,951 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-15 21:57:22,951 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-11-15 21:57:22,951 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_2-2.c_Iteration1_Lasso [2019-11-15 21:57:22,951 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-15 21:57:22,951 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-15 21:57:22,953 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:57:22,974 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:57:22,975 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:57:22,980 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:57:23,055 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-15 21:57:23,055 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-11-15 21:57:23,056 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 [2019-11-15 21:57:23,056 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:57:23,056 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:23,057 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:23,057 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 21:57:23,058 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 21:57:23,058 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-15 21:57:23,064 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:23,065 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 [2019-11-15 21:57:23,065 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:57:23,065 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:23,066 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:23,066 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:23,066 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 21:57:23,066 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 21:57:23,066 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:23,066 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:23,067 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 [2019-11-15 21:57:23,067 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:57:23,067 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:23,067 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:23,067 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 21:57:23,069 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 21:57:23,069 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-15 21:57:23,081 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:23,085 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 [2019-11-15 21:57:23,086 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:57:23,087 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:23,087 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:23,087 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:23,087 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 21:57:23,087 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 21:57:23,088 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:23,088 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:23,088 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-11-15 21:57:23,089 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 [2019-11-15 21:57:23,089 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:57:23,090 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:23,090 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:23,090 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 21:57:23,092 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-15 21:57:23,098 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-15 21:57:23,107 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:23,114 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 [2019-11-15 21:57:23,115 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:57:23,115 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:23,116 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:23,116 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:23,116 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 21:57:23,117 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 21:57:23,117 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:23,118 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:23,118 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 [2019-11-15 21:57:23,120 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:57:23,120 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:23,121 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:23,121 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 21:57:23,122 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-15 21:57:23,123 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-15 21:57:23,150 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:23,151 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 [2019-11-15 21:57:23,152 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:57:23,152 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:23,152 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:23,152 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:23,152 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 21:57:23,153 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 21:57:23,153 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:23,153 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:23,154 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-11-15 21:57:23,159 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 [2019-11-15 21:57:23,160 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:57:23,161 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:23,161 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:23,162 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:57:23,163 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-15 21:57:23,163 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-15 21:57:23,181 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:23,182 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 [2019-11-15 21:57:23,182 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:57:23,183 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:23,183 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:23,183 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:23,183 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:57:23,183 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:57:23,183 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:23,184 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:23,184 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 [2019-11-15 21:57:23,185 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:57:23,185 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:23,185 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:23,185 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:57:23,187 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-15 21:57:23,187 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-15 21:57:23,230 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:23,231 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 [2019-11-15 21:57:23,232 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:57:23,232 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:23,233 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:23,233 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:23,234 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:57:23,234 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:57:23,234 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:23,235 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:23,235 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-11-15 21:57:23,236 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 [2019-11-15 21:57:23,236 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:57:23,237 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:23,237 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:23,237 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 21:57:23,239 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-15 21:57:23,239 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-15 21:57:23,263 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:23,270 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 [2019-11-15 21:57:23,271 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:57:23,271 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:23,271 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:23,271 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:23,272 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 21:57:23,272 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 21:57:23,272 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:23,273 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:23,273 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 [2019-11-15 21:57:23,274 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:57:23,274 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:23,274 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:23,274 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 21:57:23,277 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-15 21:57:23,277 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-15 21:57:23,427 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:23,427 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 [2019-11-15 21:57:23,429 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:57:23,429 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:23,429 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:23,430 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:23,430 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 21:57:23,430 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 21:57:23,430 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:23,431 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:23,431 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-11-15 21:57:23,432 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 [2019-11-15 21:57:23,432 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:23,432 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 21:57:23,433 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:23,433 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:23,433 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 21:57:23,434 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-15 21:57:23,435 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-15 21:57:23,460 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:23,460 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 [2019-11-15 21:57:23,461 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:23,461 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 21:57:23,461 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:23,462 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:23,462 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:23,462 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 21:57:23,462 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 21:57:23,463 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:23,463 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:23,464 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 [2019-11-15 21:57:23,464 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:23,465 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 21:57:23,465 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:23,465 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:23,465 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 21:57:23,467 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-15 21:57:23,467 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-15 21:57:23,655 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:23,656 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 [2019-11-15 21:57:23,658 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:23,658 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 21:57:23,658 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:23,659 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:23,659 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:23,659 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 21:57:23,659 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 21:57:23,660 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:23,660 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:23,660 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-11-15 21:57:23,662 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 [2019-11-15 21:57:23,664 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:23,664 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 21:57:23,664 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:23,664 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:23,665 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:57:23,667 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-15 21:57:23,667 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-15 21:57:23,725 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:23,726 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 [2019-11-15 21:57:23,727 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:23,727 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 21:57:23,727 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:23,728 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:23,728 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:23,728 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:57:23,729 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:57:23,729 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:23,730 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:23,730 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 [2019-11-15 21:57:23,731 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:23,731 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 21:57:23,731 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:23,732 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:23,732 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:57:23,747 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-15 21:57:23,748 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-15 21:57:24,546 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:24,546 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 [2019-11-15 21:57:24,547 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:24,547 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 21:57:24,547 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:24,547 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:24,547 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:24,547 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:57:24,548 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:57:24,548 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:24,549 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:24,549 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-11-15 21:57:24,549 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 [2019-11-15 21:57:24,550 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:24,550 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 21:57:24,550 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:24,550 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:24,550 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 21:57:24,553 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-15 21:57:24,553 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-15 21:57:24,614 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:24,615 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 [2019-11-15 21:57:24,615 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:24,615 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 21:57:24,615 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:24,616 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:24,616 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:24,616 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 21:57:24,617 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 21:57:24,617 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:24,617 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:24,618 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 [2019-11-15 21:57:24,618 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:24,618 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 21:57:24,618 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:24,619 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:24,619 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 21:57:24,624 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-15 21:57:24,624 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-15 21:57:28,044 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:28,044 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 [2019-11-15 21:57:28,045 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:28,045 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 21:57:28,046 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:28,046 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:28,046 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:28,046 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 21:57:28,047 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 21:57:28,047 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:28,048 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:28,048 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-11-15 21:57:28,048 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 [2019-11-15 21:57:28,049 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:28,049 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 21:57:28,049 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:28,049 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:28,049 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:57:28,051 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-15 21:57:28,051 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-15 21:57:28,074 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:28,074 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 [2019-11-15 21:57:28,075 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:28,075 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 21:57:28,075 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:28,075 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:28,075 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:28,075 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:57:28,076 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:57:28,076 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:28,077 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:28,077 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 [2019-11-15 21:57:28,078 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:28,078 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 21:57:28,078 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:28,079 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:28,079 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:57:28,081 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-15 21:57:28,081 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-15 21:57:28,138 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:28,139 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 [2019-11-15 21:57:28,139 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:28,139 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 21:57:28,140 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:28,140 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:28,140 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:28,140 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:57:28,140 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:57:28,141 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:28,142 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:28,142 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-11-15 21:57:28,142 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 [2019-11-15 21:57:28,143 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:28,143 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 21:57:28,144 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:28,144 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:28,144 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 21:57:28,146 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-15 21:57:28,147 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-11-15 21:57:28,202 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:28,203 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 [2019-11-15 21:57:28,204 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:28,204 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 21:57:28,204 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:28,205 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:28,205 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:28,205 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 21:57:28,205 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 21:57:28,205 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:28,207 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:28,207 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 [2019-11-15 21:57:28,208 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:28,208 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 21:57:28,208 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:28,208 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:28,208 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 21:57:28,211 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-15 21:57:28,212 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-11-15 21:57:28,505 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:28,505 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 [2019-11-15 21:57:28,506 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:28,506 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 21:57:28,506 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:28,507 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:28,507 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:28,507 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 21:57:28,508 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 21:57:28,508 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:28,509 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:28,510 INFO L470 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2019-11-15 21:57:28,510 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~post0, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := 1; 6#L14-2true assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0; 6#L14-2true [2019-11-15 21:57:28,510 INFO L793 eck$LassoCheckResult]: Loop: 6#L14-2true assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0; 6#L14-2true [2019-11-15 21:57:28,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:57:28,511 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2019-11-15 21:57:28,511 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 21:57:28,512 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [725334375] [2019-11-15 21:57:28,512 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:57:28,512 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:57:28,512 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 21:57:28,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 21:57:28,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 21:57:28,531 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 21:57:28,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:57:28,531 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2019-11-15 21:57:28,531 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 21:57:28,532 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [828070793] [2019-11-15 21:57:28,532 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:57:28,532 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:57:28,532 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 21:57:28,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 21:57:28,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 21:57:28,546 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 21:57:28,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:57:28,548 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2019-11-15 21:57:28,548 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 21:57:28,548 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1834477635] [2019-11-15 21:57:28,549 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:57:28,549 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:57:28,549 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 21:57:28,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 21:57:28,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 21:57:28,559 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 21:57:28,577 INFO L210 LassoAnalysis]: Preferences: [2019-11-15 21:57:28,577 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-11-15 21:57:28,577 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-15 21:57:28,577 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-11-15 21:57:28,577 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-11-15 21:57:28,578 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 21:57:28,578 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-15 21:57:28,578 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-11-15 21:57:28,578 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_2-2.c_Iteration1_Loop [2019-11-15 21:57:28,578 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-15 21:57:28,578 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-15 21:57:28,579 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:57:28,586 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:57:28,588 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:57:28,657 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-15 21:57:28,657 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b2e55594-352e-41a0-9801-556ddd6e5580/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) [2019-11-15 21:57:28,671 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 21:57:28,671 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 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b2e55594-352e-41a0-9801-556ddd6e5580/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) [2019-11-15 21:57:28,693 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-15 21:57:28,693 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 [2019-11-15 21:57:28,727 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-15 21:57:28,730 INFO L210 LassoAnalysis]: Preferences: [2019-11-15 21:57:28,730 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-11-15 21:57:28,730 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-15 21:57:28,730 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-11-15 21:57:28,730 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-11-15 21:57:28,730 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 21:57:28,730 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-15 21:57:28,730 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-11-15 21:57:28,731 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_2-2.c_Iteration1_Loop [2019-11-15 21:57:28,731 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-15 21:57:28,731 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-15 21:57:28,732 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:57:28,742 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:57:28,745 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:57:28,820 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-15 21:57:28,821 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-11-15 21:57:28,821 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 [2019-11-15 21:57:28,821 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:57:28,822 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:28,822 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:28,822 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:28,822 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 21:57:28,822 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 21:57:28,822 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:28,824 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:28,824 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 [2019-11-15 21:57:28,825 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:57:28,825 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:28,825 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:28,825 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:28,825 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 21:57:28,825 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 21:57:28,826 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:28,826 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:28,826 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 [2019-11-15 21:57:28,827 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:57:28,827 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:28,827 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:28,827 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:28,827 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 21:57:28,827 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 21:57:28,827 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:28,833 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:28,833 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-11-15 21:57:28,834 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 [2019-11-15 21:57:28,834 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:57:28,834 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:28,835 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:28,835 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:28,835 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 21:57:28,835 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 21:57:28,836 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:28,838 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:28,838 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 [2019-11-15 21:57:28,839 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:57:28,839 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:28,839 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:28,839 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:28,839 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 21:57:28,840 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 21:57:28,840 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:28,840 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:28,841 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 [2019-11-15 21:57:28,842 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:57:28,842 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:28,842 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:28,842 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:28,843 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 21:57:28,843 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 21:57:28,843 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:28,844 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:28,844 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-11-15 21:57:28,844 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 [2019-11-15 21:57:28,845 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:57:28,845 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:28,846 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:28,846 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:28,846 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:57:28,846 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:57:28,847 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:28,849 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:28,850 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 [2019-11-15 21:57:28,850 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:57:28,851 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:28,851 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:28,851 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:28,851 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:57:28,851 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:57:28,852 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:28,852 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:28,854 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 [2019-11-15 21:57:28,856 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:57:28,856 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:28,856 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:28,857 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:28,857 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:57:28,857 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:57:28,857 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:28,858 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:28,858 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-11-15 21:57:28,858 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 [2019-11-15 21:57:28,859 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:57:28,859 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:28,859 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:28,859 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:28,860 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 21:57:28,860 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 21:57:28,860 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:28,865 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:28,865 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 [2019-11-15 21:57:28,866 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:57:28,866 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:28,867 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:28,867 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:28,867 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 21:57:28,867 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 21:57:28,868 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:28,868 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:28,868 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 [2019-11-15 21:57:28,869 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:57:28,869 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:28,869 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:28,870 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:28,870 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 21:57:28,871 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 21:57:28,871 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:28,872 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:28,872 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-11-15 21:57:28,872 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 [2019-11-15 21:57:28,873 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:28,874 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 21:57:28,874 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:28,874 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:28,874 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:28,874 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 21:57:28,875 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 21:57:28,875 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:28,883 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:28,884 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 [2019-11-15 21:57:28,885 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:28,885 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 21:57:28,885 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:28,886 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:28,886 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:28,886 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 21:57:28,887 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 21:57:28,887 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:28,887 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:28,891 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 [2019-11-15 21:57:28,892 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:28,892 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 21:57:28,892 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:28,892 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:28,893 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:28,893 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 21:57:28,894 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 21:57:28,894 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:28,895 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:28,895 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-11-15 21:57:28,895 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 [2019-11-15 21:57:28,896 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:28,896 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 21:57:28,896 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:28,897 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:28,897 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:28,897 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:57:28,898 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:57:28,898 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:28,911 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:28,912 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 [2019-11-15 21:57:28,912 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:28,913 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 21:57:28,913 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:28,913 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:28,913 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:28,913 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:57:28,914 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:57:28,914 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:28,917 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:28,917 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 [2019-11-15 21:57:28,918 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:28,918 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 21:57:28,918 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:28,918 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:28,918 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:28,918 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:57:28,936 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:57:28,937 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:28,939 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:28,939 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-11-15 21:57:28,940 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 [2019-11-15 21:57:28,941 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:28,941 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 21:57:28,941 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:28,942 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:28,942 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:28,942 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 21:57:28,943 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 21:57:28,945 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:28,969 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:28,970 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 [2019-11-15 21:57:28,971 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:28,971 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 21:57:28,971 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:28,971 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:28,971 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:28,971 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 21:57:28,973 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 21:57:28,973 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:28,974 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:28,974 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 [2019-11-15 21:57:28,975 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:28,975 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 21:57:28,975 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:28,975 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:28,976 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:28,976 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 21:57:28,980 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 21:57:28,980 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:28,987 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:28,987 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-11-15 21:57:28,988 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 [2019-11-15 21:57:28,988 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:28,988 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 21:57:28,989 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:28,989 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:28,989 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:28,989 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:57:28,990 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:57:28,990 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:28,995 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:28,995 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 [2019-11-15 21:57:28,996 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:28,996 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 21:57:28,996 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:28,997 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:28,997 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:28,997 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:57:28,997 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:57:28,998 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:28,999 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:28,999 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 [2019-11-15 21:57:29,000 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:29,000 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 21:57:29,000 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:29,000 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:29,001 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:29,001 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:57:29,002 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:57:29,002 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:29,004 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:29,005 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-11-15 21:57:29,005 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 [2019-11-15 21:57:29,006 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:29,006 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 21:57:29,006 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:29,006 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:29,006 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:29,006 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 21:57:29,008 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 21:57:29,008 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:29,017 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:29,017 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 [2019-11-15 21:57:29,018 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:29,018 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 21:57:29,018 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:29,018 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:29,019 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:29,019 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 21:57:29,020 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 21:57:29,020 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:29,022 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:29,023 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 [2019-11-15 21:57:29,023 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:29,023 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 21:57:29,024 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:29,024 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:29,024 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:29,024 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 21:57:29,026 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 21:57:29,026 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:29,033 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:29,060 INFO L210 LassoAnalysis]: Preferences: [2019-11-15 21:57:29,060 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-11-15 21:57:29,060 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-15 21:57:29,060 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-11-15 21:57:29,060 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-11-15 21:57:29,060 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 21:57:29,060 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-15 21:57:29,060 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-11-15 21:57:29,061 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_2-2.c_Iteration1_Lasso [2019-11-15 21:57:29,061 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-15 21:57:29,061 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-15 21:57:29,062 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:57:29,067 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:57:29,082 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:57:29,084 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:57:29,167 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-15 21:57:29,167 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b2e55594-352e-41a0-9801-556ddd6e5580/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) [2019-11-15 21:57:29,184 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 21:57:29,184 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 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b2e55594-352e-41a0-9801-556ddd6e5580/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 [2019-11-15 21:57:29,241 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-15 21:57:29,241 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-15 21:57:29,262 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-15 21:57:29,262 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=0} Honda state: {ULTIMATE.start_main_~y~0=2} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0=-1}, {ULTIMATE.start_main_~y~0=5}, {ULTIMATE.start_main_~y~0=-2}] Lambdas: [7, 2, 2] Nus: [1, 0] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b2e55594-352e-41a0-9801-556ddd6e5580/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) [2019-11-15 21:57:29,269 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 21:57:29,269 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 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b2e55594-352e-41a0-9801-556ddd6e5580/bin/uautomizer/z3 Starting monitored process 12 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 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 21:57:29,284 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-15 21:57:29,285 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-15 21:57:29,316 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-15 21:57:29,318 INFO L210 LassoAnalysis]: Preferences: [2019-11-15 21:57:29,318 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-11-15 21:57:29,318 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-15 21:57:29,318 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-11-15 21:57:29,318 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-11-15 21:57:29,318 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 21:57:29,318 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-15 21:57:29,318 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-11-15 21:57:29,319 INFO L131 ssoRankerPreferences]: Filename of dumped script: underapprox_2-2.c_Iteration1_Lasso [2019-11-15 21:57:29,319 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-15 21:57:29,319 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-15 21:57:29,320 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:57:29,327 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:57:29,336 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:57:29,338 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 21:57:29,422 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-15 21:57:29,423 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-11-15 21:57:29,423 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 [2019-11-15 21:57:29,423 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:57:29,423 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:29,423 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:29,424 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 21:57:29,424 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 21:57:29,425 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-15 21:57:29,428 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:29,429 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 [2019-11-15 21:57:29,429 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:57:29,429 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:29,429 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:29,429 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 21:57:29,430 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 21:57:29,430 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-15 21:57:29,436 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:29,437 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 [2019-11-15 21:57:29,437 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:57:29,437 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:29,438 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:29,438 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:29,438 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 21:57:29,438 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 21:57:29,438 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:29,439 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:29,439 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 [2019-11-15 21:57:29,439 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:57:29,440 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:29,440 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:29,440 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:29,440 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 21:57:29,440 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 21:57:29,440 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:29,442 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:29,442 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-11-15 21:57:29,443 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 [2019-11-15 21:57:29,444 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:57:29,444 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:29,444 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:29,444 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 21:57:29,445 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-15 21:57:29,446 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-15 21:57:29,462 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:29,464 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 [2019-11-15 21:57:29,465 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:57:29,465 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:29,466 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:29,466 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 21:57:29,467 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-15 21:57:29,467 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-15 21:57:29,473 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:29,474 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 [2019-11-15 21:57:29,474 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:57:29,475 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:29,475 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:29,475 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:29,475 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 21:57:29,475 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 21:57:29,475 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:29,476 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:29,476 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 [2019-11-15 21:57:29,478 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:57:29,478 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:29,478 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:29,478 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:29,478 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 21:57:29,479 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 21:57:29,479 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:29,479 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:29,479 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-11-15 21:57:29,480 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 [2019-11-15 21:57:29,480 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:57:29,480 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:29,480 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:29,481 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:57:29,482 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-15 21:57:29,482 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-15 21:57:29,509 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:29,510 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 [2019-11-15 21:57:29,511 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:57:29,511 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:29,511 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:29,511 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:57:29,513 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-15 21:57:29,513 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-15 21:57:29,523 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:29,524 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 [2019-11-15 21:57:29,524 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:57:29,524 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:29,525 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:29,525 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:29,525 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:57:29,525 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:57:29,525 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:29,526 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:29,526 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 [2019-11-15 21:57:29,526 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:57:29,527 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:29,527 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:29,527 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:29,527 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:57:29,527 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:57:29,528 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:29,528 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:29,528 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-11-15 21:57:29,529 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 [2019-11-15 21:57:29,529 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:57:29,529 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:29,530 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:29,530 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 21:57:29,532 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-15 21:57:29,532 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-15 21:57:29,574 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:29,574 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 [2019-11-15 21:57:29,575 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:57:29,575 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:29,575 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:29,575 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 21:57:29,577 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-15 21:57:29,577 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-15 21:57:29,590 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:29,591 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 [2019-11-15 21:57:29,591 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:57:29,591 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:29,592 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:29,592 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:29,592 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 21:57:29,592 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 21:57:29,592 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:29,593 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:29,593 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 [2019-11-15 21:57:29,594 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 21:57:29,594 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:29,594 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:29,594 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:29,594 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 21:57:29,595 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 21:57:29,595 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:29,595 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:29,595 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-11-15 21:57:29,596 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 [2019-11-15 21:57:29,596 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:29,596 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 21:57:29,597 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:29,597 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:29,597 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 21:57:29,599 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-15 21:57:29,599 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-15 21:57:29,674 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:29,675 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 [2019-11-15 21:57:29,675 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:29,675 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 21:57:29,676 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:29,676 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:29,676 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 21:57:29,677 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-15 21:57:29,677 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-15 21:57:29,702 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:29,703 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 [2019-11-15 21:57:29,704 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:29,704 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 21:57:29,704 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:29,704 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:29,704 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:29,705 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 21:57:29,705 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 21:57:29,705 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:29,706 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:29,706 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 [2019-11-15 21:57:29,707 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:29,707 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 21:57:29,707 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:29,707 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:29,707 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:29,708 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 21:57:29,708 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 21:57:29,708 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:29,709 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:29,709 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-11-15 21:57:29,709 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 [2019-11-15 21:57:29,710 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:29,710 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 21:57:29,710 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:29,710 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:29,710 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:57:29,713 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-15 21:57:29,714 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-15 21:57:30,284 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:30,284 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 [2019-11-15 21:57:30,285 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:30,285 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 21:57:30,285 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:30,286 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:30,286 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:57:30,293 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-15 21:57:30,293 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-15 21:57:30,324 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:30,324 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 [2019-11-15 21:57:30,325 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:30,326 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 21:57:30,326 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:30,326 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:30,326 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:30,326 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:57:30,327 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:57:30,327 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:30,328 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:30,328 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 [2019-11-15 21:57:30,329 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:30,329 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 21:57:30,329 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:30,330 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:30,330 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:30,330 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:57:30,336 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:57:30,336 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:30,337 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:30,337 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-11-15 21:57:30,337 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 [2019-11-15 21:57:30,338 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:30,338 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 21:57:30,338 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:30,338 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:30,338 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 21:57:30,344 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-15 21:57:30,344 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-15 21:57:32,832 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:32,833 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 [2019-11-15 21:57:32,834 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:32,834 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 21:57:32,834 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:32,834 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:32,834 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 21:57:32,837 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-15 21:57:32,837 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-15 21:57:32,909 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:32,909 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 [2019-11-15 21:57:32,910 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:32,910 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 21:57:32,910 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:32,911 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:32,911 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:32,911 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 21:57:32,912 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 21:57:32,912 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:32,913 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:32,913 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 [2019-11-15 21:57:32,913 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:32,914 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 21:57:32,914 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:32,914 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:32,914 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:32,914 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 21:57:32,915 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 21:57:32,915 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:32,916 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:32,916 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-11-15 21:57:32,916 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 [2019-11-15 21:57:32,917 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:32,917 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 21:57:32,917 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:32,917 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:32,917 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:57:32,919 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-15 21:57:32,919 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-15 21:57:32,957 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:32,957 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 [2019-11-15 21:57:32,958 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:32,958 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 21:57:32,958 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:32,958 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:32,958 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:57:32,960 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-15 21:57:32,960 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-15 21:57:32,976 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:32,977 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 [2019-11-15 21:57:32,977 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:32,977 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 21:57:32,977 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:32,978 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:32,978 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:32,978 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:57:32,978 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:57:32,978 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:32,979 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:32,980 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 [2019-11-15 21:57:32,980 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:32,980 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 21:57:32,981 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:32,981 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:32,981 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:32,981 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 21:57:32,981 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 21:57:32,982 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:32,982 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:32,982 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-11-15 21:57:32,983 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 [2019-11-15 21:57:32,983 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:32,983 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 21:57:32,984 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:32,984 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:32,984 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 21:57:32,987 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-15 21:57:32,987 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-11-15 21:57:33,167 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:33,167 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 [2019-11-15 21:57:33,168 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:33,168 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 21:57:33,168 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:33,168 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:33,168 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 21:57:33,170 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-15 21:57:33,170 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-11-15 21:57:33,230 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:33,231 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 [2019-11-15 21:57:33,231 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:33,231 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 21:57:33,232 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:33,232 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:33,232 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:33,232 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 21:57:33,234 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 21:57:33,234 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:33,236 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:33,236 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 [2019-11-15 21:57:33,237 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 21:57:33,237 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 21:57:33,237 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 21:57:33,237 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 21:57:33,237 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 21:57:33,238 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 21:57:33,238 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 21:57:33,238 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 21:57:33,239 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 21:57:33,245 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 15.11 09:57:33 BoogieIcfgContainer [2019-11-15 21:57:33,245 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-15 21:57:33,246 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-15 21:57:33,246 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-15 21:57:33,246 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-15 21:57:33,247 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 09:57:21" (3/4) ... [2019-11-15 21:57:33,250 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-15 21:57:33,251 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-15 21:57:33,253 INFO L168 Benchmark]: Toolchain (without parser) took 12211.13 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 565.2 MB). Free memory was 950.1 MB in the beginning and 1.1 GB in the end (delta: -137.1 MB). Peak memory consumption was 428.1 MB. Max. memory is 11.5 GB. [2019-11-15 21:57:33,254 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 21:57:33,254 INFO L168 Benchmark]: CACSL2BoogieTranslator took 289.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 950.1 MB in the beginning and 1.1 GB in the end (delta: -182.7 MB). Peak memory consumption was 22.8 MB. Max. memory is 11.5 GB. [2019-11-15 21:57:33,255 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.28 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. [2019-11-15 21:57:33,256 INFO L168 Benchmark]: Boogie Preprocessor took 19.79 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. [2019-11-15 21:57:33,257 INFO L168 Benchmark]: RCFGBuilder took 180.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. [2019-11-15 21:57:33,262 INFO L168 Benchmark]: BuchiAutomizer took 11685.21 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 427.3 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 28.6 MB). Peak memory consumption was 602.7 MB. Max. memory is 11.5 GB. [2019-11-15 21:57:33,262 INFO L168 Benchmark]: Witness Printer took 5.05 ms. Allocated memory is still 1.6 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 21:57:33,266 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 289.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 950.1 MB in the beginning and 1.1 GB in the end (delta: -182.7 MB). Peak memory consumption was 22.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 26.28 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 19.79 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 180.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 11685.21 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 427.3 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 28.6 MB). Peak memory consumption was 602.7 MB. Max. memory is 11.5 GB. * Witness Printer took 5.05 ms. Allocated memory is still 1.6 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 11.6s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 11.6s. 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: inital20 mio100 ax100 hnf100 lsp65 ukn100 mio100 lsp100 div386 bol100 ite100 ukn100 eq147 hnf51 smp92 dnf100 smp100 tf103 neg100 sie105 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 183ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_#t~post0, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := 1;" "assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0;" Loop: "assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...