./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loop-acceleration/functions_1-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_ac96fcd5-ec80-417e-89e4-46015bc9f453/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ac96fcd5-ec80-417e-89e4-46015bc9f453/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ac96fcd5-ec80-417e-89e4-46015bc9f453/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ac96fcd5-ec80-417e-89e4-46015bc9f453/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-acceleration/functions_1-1.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ac96fcd5-ec80-417e-89e4-46015bc9f453/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ac96fcd5-ec80-417e-89e4-46015bc9f453/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 f0ae8481cb7d66387a2e77b5a671f790dc346fc7 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 08:58:19,440 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 08:58:19,442 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 08:58:19,451 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 08:58:19,451 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 08:58:19,452 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 08:58:19,453 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 08:58:19,455 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 08:58:19,457 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 08:58:19,458 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 08:58:19,459 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 08:58:19,460 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 08:58:19,460 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 08:58:19,461 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 08:58:19,462 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 08:58:19,463 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 08:58:19,463 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 08:58:19,464 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 08:58:19,465 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 08:58:19,467 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 08:58:19,468 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 08:58:19,469 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 08:58:19,470 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 08:58:19,470 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 08:58:19,472 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 08:58:19,472 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 08:58:19,473 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 08:58:19,473 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 08:58:19,474 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 08:58:19,474 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 08:58:19,474 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 08:58:19,475 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 08:58:19,475 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 08:58:19,476 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 08:58:19,477 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 08:58:19,477 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 08:58:19,478 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 08:58:19,478 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 08:58:19,478 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 08:58:19,479 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 08:58:19,479 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 08:58:19,480 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ac96fcd5-ec80-417e-89e4-46015bc9f453/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-10-22 08:58:19,492 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 08:58:19,492 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 08:58:19,493 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 08:58:19,493 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 08:58:19,494 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 08:58:19,494 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-10-22 08:58:19,494 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-10-22 08:58:19,494 INFO L138 SettingsManager]: * Use old map elimination=false [2019-10-22 08:58:19,494 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-10-22 08:58:19,494 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-10-22 08:58:19,495 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-10-22 08:58:19,495 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 08:58:19,495 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 08:58:19,495 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-10-22 08:58:19,495 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 08:58:19,496 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 08:58:19,496 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 08:58:19,496 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-10-22 08:58:19,496 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-10-22 08:58:19,497 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-10-22 08:58:19,497 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 08:58:19,497 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 08:58:19,497 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-10-22 08:58:19,497 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 08:58:19,497 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-10-22 08:58:19,498 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 08:58:19,498 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 08:58:19,498 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-10-22 08:58:19,498 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 08:58:19,498 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-22 08:58:19,499 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-10-22 08:58:19,499 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-10-22 08:58:19,500 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_ac96fcd5-ec80-417e-89e4-46015bc9f453/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 -> f0ae8481cb7d66387a2e77b5a671f790dc346fc7 [2019-10-22 08:58:19,525 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 08:58:19,535 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 08:58:19,538 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 08:58:19,539 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 08:58:19,539 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 08:58:19,540 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ac96fcd5-ec80-417e-89e4-46015bc9f453/bin/uautomizer/../../sv-benchmarks/c/loop-acceleration/functions_1-1.c [2019-10-22 08:58:19,590 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ac96fcd5-ec80-417e-89e4-46015bc9f453/bin/uautomizer/data/9c59aeeb5/96e3c6e44e4b4776b378ec5c541b59d4/FLAGaece3ebb5 [2019-10-22 08:58:19,978 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 08:58:19,979 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ac96fcd5-ec80-417e-89e4-46015bc9f453/sv-benchmarks/c/loop-acceleration/functions_1-1.c [2019-10-22 08:58:19,984 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ac96fcd5-ec80-417e-89e4-46015bc9f453/bin/uautomizer/data/9c59aeeb5/96e3c6e44e4b4776b378ec5c541b59d4/FLAGaece3ebb5 [2019-10-22 08:58:19,994 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ac96fcd5-ec80-417e-89e4-46015bc9f453/bin/uautomizer/data/9c59aeeb5/96e3c6e44e4b4776b378ec5c541b59d4 [2019-10-22 08:58:19,996 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 08:58:19,997 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 08:58:19,998 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 08:58:19,998 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 08:58:20,002 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 08:58:20,003 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:58:19" (1/1) ... [2019-10-22 08:58:20,005 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64da7789 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:20, skipping insertion in model container [2019-10-22 08:58:20,005 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:58:19" (1/1) ... [2019-10-22 08:58:20,012 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 08:58:20,023 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 08:58:20,141 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:58:20,144 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 08:58:20,215 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:58:20,227 INFO L192 MainTranslator]: Completed translation [2019-10-22 08:58:20,227 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:20 WrapperNode [2019-10-22 08:58:20,227 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 08:58:20,228 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 08:58:20,228 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 08:58:20,228 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 08:58:20,236 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:20" (1/1) ... [2019-10-22 08:58:20,241 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:20" (1/1) ... [2019-10-22 08:58:20,257 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 08:58:20,257 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 08:58:20,257 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 08:58:20,257 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 08:58:20,265 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:20" (1/1) ... [2019-10-22 08:58:20,266 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:20" (1/1) ... [2019-10-22 08:58:20,266 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:20" (1/1) ... [2019-10-22 08:58:20,266 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:20" (1/1) ... [2019-10-22 08:58:20,268 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:20" (1/1) ... [2019-10-22 08:58:20,271 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:20" (1/1) ... [2019-10-22 08:58:20,272 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:20" (1/1) ... [2019-10-22 08:58:20,273 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 08:58:20,273 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 08:58:20,274 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 08:58:20,274 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 08:58:20,274 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ac96fcd5-ec80-417e-89e4-46015bc9f453/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:58:20,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 08:58:20,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 08:58:20,499 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 08:58:20,499 INFO L284 CfgBuilder]: Removed 9 assume(true) statements. [2019-10-22 08:58:20,500 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:58:20 BoogieIcfgContainer [2019-10-22 08:58:20,500 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 08:58:20,501 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-10-22 08:58:20,501 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-10-22 08:58:20,504 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-10-22 08:58:20,505 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 08:58:20,505 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.10 08:58:19" (1/3) ... [2019-10-22 08:58:20,506 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7fdd022e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.10 08:58:20, skipping insertion in model container [2019-10-22 08:58:20,506 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 08:58:20,506 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:58:20" (2/3) ... [2019-10-22 08:58:20,507 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7fdd022e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.10 08:58:20, skipping insertion in model container [2019-10-22 08:58:20,507 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 08:58:20,507 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:58:20" (3/3) ... [2019-10-22 08:58:20,512 INFO L371 chiAutomizerObserver]: Analyzing ICFG functions_1-1.c [2019-10-22 08:58:20,566 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-10-22 08:58:20,566 INFO L357 BuchiCegarLoop]: Hoare is false [2019-10-22 08:58:20,566 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-10-22 08:58:20,566 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 08:58:20,566 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 08:58:20,567 INFO L361 BuchiCegarLoop]: Difference is false [2019-10-22 08:58:20,567 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 08:58:20,568 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-10-22 08:58:20,583 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states. [2019-10-22 08:58:20,606 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2019-10-22 08:58:20,607 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-10-22 08:58:20,607 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-10-22 08:58:20,613 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-10-22 08:58:20,613 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-10-22 08:58:20,613 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-10-22 08:58:20,613 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states. [2019-10-22 08:58:20,614 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2019-10-22 08:58:20,615 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-10-22 08:58:20,615 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-10-22 08:58:20,615 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-10-22 08:58:20,615 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-10-22 08:58:20,622 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~ret0, main_~x~0;main_~x~0 := 0; 3#L17-2true [2019-10-22 08:58:20,623 INFO L793 eck$LassoCheckResult]: Loop: 3#L17-2true assume !!(main_~x~0 % 4294967296 < 268435455);f_#in~z := main_~x~0;havoc f_#res;havoc f_~z;f_~z := f_#in~z;f_#res := 2 + f_~z; 6#L11true main_#t~ret0 := f_#res;main_~x~0 := main_#t~ret0;havoc main_#t~ret0; 3#L17-2true [2019-10-22 08:58:20,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:58:20,628 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2019-10-22 08:58:20,639 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:58:20,639 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [897435814] [2019-10-22 08:58:20,639 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:20,639 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:20,639 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:58:20,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:58:20,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:58:20,726 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 08:58:20,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:58:20,727 INFO L82 PathProgramCache]: Analyzing trace with hash 1283, now seen corresponding path program 1 times [2019-10-22 08:58:20,727 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:58:20,728 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1880966598] [2019-10-22 08:58:20,728 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:20,728 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:20,728 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:58:20,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:58:20,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:58:20,749 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 08:58:20,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:58:20,750 INFO L82 PathProgramCache]: Analyzing trace with hash 31074, now seen corresponding path program 1 times [2019-10-22 08:58:20,751 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:58:20,751 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [458637368] [2019-10-22 08:58:20,751 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:20,751 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:20,751 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:58:20,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:58:20,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:58:20,762 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 08:58:20,872 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 08:58:20,874 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 08:58:20,875 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 08:58:20,875 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 08:58:20,875 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-10-22 08:58:20,875 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:58:20,875 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 08:58:20,875 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 08:58:20,875 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_1-1.c_Iteration1_Loop [2019-10-22 08:58:20,876 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 08:58:20,876 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 08:58:20,896 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:20,902 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:21,050 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 08:58:21,050 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ac96fcd5-ec80-417e-89e4-46015bc9f453/bin/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:58:21,089 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:58:21,089 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 08:58:21,096 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:58:21,096 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~ret0=0} Honda state: {ULTIMATE.start_main_#t~ret0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ac96fcd5-ec80-417e-89e4-46015bc9f453/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) [2019-10-22 08:58:21,104 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:58:21,104 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ac96fcd5-ec80-417e-89e4-46015bc9f453/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) [2019-10-22 08:58:21,129 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-10-22 08:58:21,129 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 [2019-10-22 08:58:21,159 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-10-22 08:58:21,161 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 08:58:21,161 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 08:58:21,161 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 08:58:21,161 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 08:58:21,161 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-10-22 08:58:21,162 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:58:21,162 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 08:58:21,162 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 08:58:21,162 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_1-1.c_Iteration1_Loop [2019-10-22 08:58:21,163 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 08:58:21,163 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 08:58:21,172 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:21,191 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:21,286 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 08:58:21,290 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-10-22 08:58:21,292 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:21,293 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:21,294 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:21,294 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:21,295 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:21,295 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:58:21,298 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:58:21,298 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:21,315 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:21,315 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:21,316 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:21,317 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:21,317 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:21,317 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:21,317 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:58:21,318 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:58:21,318 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:21,319 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:21,320 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-10-22 08:58:21,320 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:21,321 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:21,321 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:21,321 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:21,322 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:21,322 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:58:21,324 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:58:21,328 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:21,357 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:21,357 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:21,358 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:21,358 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:21,359 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:21,359 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:21,359 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:58:21,360 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:58:21,360 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:21,361 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:21,361 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-10-22 08:58:21,361 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:21,362 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:21,363 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:21,363 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:21,363 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:21,363 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:58:21,366 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:58:21,366 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:21,390 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:21,391 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:21,391 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:21,392 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:21,392 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:21,392 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:21,392 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:58:21,393 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:58:21,393 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:21,394 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:21,394 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-10-22 08:58:21,395 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:21,395 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:21,396 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:21,396 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:21,396 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:21,396 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:58:21,399 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:58:21,399 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:21,446 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:21,450 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:21,453 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:21,453 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:21,453 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:21,454 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:21,454 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:58:21,455 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:58:21,455 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:21,456 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:21,457 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-10-22 08:58:21,457 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:21,458 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:21,459 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:58:21,459 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:21,459 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:21,459 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:21,459 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:58:21,467 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:58:21,467 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:21,535 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:21,536 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:21,537 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:21,538 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:58:21,538 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:21,538 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:21,538 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:21,538 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:58:21,539 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:58:21,539 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:21,541 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:21,541 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-10-22 08:58:21,541 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:21,542 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:21,542 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:58:21,542 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:21,543 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:21,543 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:21,543 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:58:21,547 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:58:21,547 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:21,670 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:21,671 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:21,672 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:21,672 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:58:21,672 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:21,672 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:21,672 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:21,673 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:58:21,674 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:58:21,674 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:21,678 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:21,678 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-10-22 08:58:21,679 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:21,679 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:21,680 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:58:21,680 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:21,682 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:21,683 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:21,683 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:58:21,690 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:58:21,690 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:21,826 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:21,826 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 [2019-10-22 08:58:21,827 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:21,827 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:58:21,828 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:21,834 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:21,834 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:21,834 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:58:21,836 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:58:21,836 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:21,837 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:21,837 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-10-22 08:58:21,837 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:21,838 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:21,838 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:58:21,838 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:21,838 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:21,839 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:21,839 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:58:21,842 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:58:21,843 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:21,868 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:21,869 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:21,869 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:21,869 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:58:21,869 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:21,870 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:21,870 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:21,870 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:58:21,871 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:58:21,871 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:21,874 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:21,874 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-10-22 08:58:21,874 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:21,875 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:21,875 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:58:21,875 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:21,876 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:21,876 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:21,876 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:58:21,879 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:58:21,879 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:21,916 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:21,916 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 [2019-10-22 08:58:21,917 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:21,917 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:58:21,917 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:21,917 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:21,918 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:21,918 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:58:21,919 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:58:21,919 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:21,923 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:21,932 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 08:58:21,932 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 08:58:21,933 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 08:58:21,933 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 08:58:21,933 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-10-22 08:58:21,933 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:58:21,933 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 08:58:21,933 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 08:58:21,933 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_1-1.c_Iteration1_Lasso [2019-10-22 08:58:21,934 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 08:58:21,934 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 08:58:21,935 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:21,939 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:21,943 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:22,067 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 08:58:22,067 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ac96fcd5-ec80-417e-89e4-46015bc9f453/bin/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:58:22,073 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:58:22,073 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 08:58:22,077 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:58:22,077 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~ret0=0} Honda state: {ULTIMATE.start_main_#t~ret0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ac96fcd5-ec80-417e-89e4-46015bc9f453/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) [2019-10-22 08:58:22,085 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:58:22,085 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:58:22,089 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:58:22,089 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ac96fcd5-ec80-417e-89e4-46015bc9f453/bin/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 08:58:22,098 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:58:22,098 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/working_dir_ac96fcd5-ec80-417e-89e4-46015bc9f453/bin/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 08:58:22,116 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-10-22 08:58:22,117 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 [2019-10-22 08:58:22,258 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-10-22 08:58:22,261 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 08:58:22,261 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 08:58:22,261 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 08:58:22,261 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 08:58:22,262 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-10-22 08:58:22,262 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:58:22,262 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 08:58:22,262 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 08:58:22,262 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_1-1.c_Iteration1_Lasso [2019-10-22 08:58:22,262 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 08:58:22,262 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 08:58:22,264 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:22,268 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:22,272 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:22,391 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 08:58:22,392 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-10-22 08:58:22,392 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:22,393 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:22,393 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:22,393 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:22,393 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:22,393 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:58:22,394 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:58:22,394 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:22,394 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:22,395 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:22,395 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:22,395 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:22,396 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:22,396 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:22,397 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:58:22,397 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:58:22,398 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:22,398 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:22,399 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:22,399 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:22,399 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:22,400 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:22,400 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:58:22,402 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:58:22,402 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 08:58:22,422 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:22,422 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-10-22 08:58:22,422 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:22,423 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:22,423 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:22,423 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:22,423 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:22,424 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:58:22,428 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:58:22,428 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:22,429 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:22,430 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:22,430 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:22,431 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:22,431 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:22,431 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:22,431 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:58:22,432 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:58:22,432 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:22,432 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:22,433 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:22,434 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:22,435 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:22,435 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:22,435 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:58:22,438 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:58:22,439 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:58:22,461 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:22,461 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-10-22 08:58:22,462 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:22,467 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:22,467 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:22,467 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:22,467 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:22,468 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:58:22,468 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:58:22,468 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:22,469 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:22,469 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:22,469 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:22,469 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:22,470 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:22,470 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:22,470 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:58:22,470 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:58:22,470 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:22,471 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:22,471 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:22,472 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:22,475 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:22,475 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:22,475 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:58:22,479 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:58:22,479 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:58:22,513 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:22,513 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-10-22 08:58:22,513 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:22,514 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:22,514 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:22,514 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:22,515 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:22,515 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:58:22,515 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:58:22,516 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:22,516 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:22,516 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:22,517 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:22,517 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:22,517 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:22,517 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:22,518 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:58:22,518 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:58:22,519 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:22,519 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:22,520 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:22,520 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:22,520 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:22,521 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:22,521 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:58:22,528 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:58:22,529 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:58:22,560 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:22,564 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-10-22 08:58:22,564 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:22,565 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:22,565 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:58:22,565 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:22,565 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:22,566 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:22,566 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:58:22,567 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:58:22,568 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:22,568 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:22,569 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:22,569 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:22,569 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:58:22,569 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:22,570 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:22,570 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:22,570 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:58:22,570 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:58:22,570 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:22,571 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:22,571 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:22,572 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:22,573 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:58:22,573 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:22,573 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:22,573 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:58:22,577 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:58:22,578 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:58:22,675 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:22,678 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-10-22 08:58:22,678 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:22,679 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:22,679 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:58:22,679 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:22,680 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:22,680 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:22,680 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:58:22,681 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:58:22,681 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:22,682 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:22,682 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:22,683 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:22,683 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:58:22,683 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:22,683 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:22,683 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:22,684 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:58:22,697 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:58:22,697 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:22,698 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:22,699 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:22,699 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:22,699 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:58:22,700 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:22,700 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:22,702 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:58:22,706 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:58:22,707 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:58:22,901 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:22,902 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-10-22 08:58:22,903 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:22,903 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:22,903 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:58:22,903 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:22,904 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:22,904 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:22,904 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:58:22,905 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:58:22,905 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:22,905 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:22,906 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:22,907 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:22,907 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:58:22,907 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:22,907 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:22,910 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:22,910 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:58:22,911 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:58:22,911 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:22,912 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:22,912 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 [2019-10-22 08:58:22,914 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:22,914 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:58:22,914 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:22,914 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:22,914 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:58:22,919 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:58:22,919 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:58:23,186 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:23,187 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-10-22 08:58:23,187 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:23,190 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:23,190 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:58:23,190 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:23,191 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:23,191 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:23,191 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:58:23,191 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:58:23,191 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:23,192 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:23,192 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:23,193 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:23,193 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:58:23,193 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:23,193 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:23,193 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:23,193 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:58:23,194 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:58:23,194 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:23,195 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:23,195 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:23,196 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:23,196 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:58:23,200 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:23,200 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:23,200 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:58:23,203 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:58:23,207 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:58:23,267 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:23,269 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-10-22 08:58:23,269 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:23,270 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:23,270 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:58:23,270 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:23,270 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:23,270 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:23,270 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:58:23,271 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:58:23,271 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:23,273 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:23,274 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:23,275 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:23,275 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:58:23,275 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:23,275 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:23,275 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:23,275 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:58:23,276 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:58:23,276 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:23,278 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:23,278 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:23,280 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:23,280 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:58:23,280 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:23,281 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:23,281 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:58:23,285 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-10-22 08:58:23,286 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-10-22 08:58:23,560 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:23,561 INFO L470 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2019-10-22 08:58:23,561 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~ret0, main_~x~0;main_~x~0 := 0; 3#L17-2true assume !!(main_~x~0 % 4294967296 < 268435455);f_#in~z := main_~x~0;havoc f_#res;havoc f_~z;f_~z := f_#in~z;f_#res := 2 + f_~z; 6#L11true main_#t~ret0 := f_#res;main_~x~0 := main_#t~ret0;havoc main_#t~ret0; 3#L17-2true [2019-10-22 08:58:23,561 INFO L793 eck$LassoCheckResult]: Loop: 3#L17-2true assume !!(main_~x~0 % 4294967296 < 268435455);f_#in~z := main_~x~0;havoc f_#res;havoc f_~z;f_~z := f_#in~z;f_#res := 2 + f_~z; 6#L11true main_#t~ret0 := f_#res;main_~x~0 := main_#t~ret0;havoc main_#t~ret0; 3#L17-2true [2019-10-22 08:58:23,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:58:23,562 INFO L82 PathProgramCache]: Analyzing trace with hash 31074, now seen corresponding path program 2 times [2019-10-22 08:58:23,562 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:58:23,562 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [946152780] [2019-10-22 08:58:23,562 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:23,562 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:23,562 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:58:23,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:58:23,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:58:23,568 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 08:58:23,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:58:23,569 INFO L82 PathProgramCache]: Analyzing trace with hash 1283, now seen corresponding path program 2 times [2019-10-22 08:58:23,569 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:58:23,569 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [301008953] [2019-10-22 08:58:23,569 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:23,569 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:23,570 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:58:23,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:58:23,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:58:23,575 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 08:58:23,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:58:23,575 INFO L82 PathProgramCache]: Analyzing trace with hash 29862436, now seen corresponding path program 3 times [2019-10-22 08:58:23,575 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:58:23,575 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [15731522] [2019-10-22 08:58:23,575 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:23,575 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:58:23,576 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:58:23,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:58:23,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:58:23,582 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 08:58:23,601 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 08:58:23,601 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 08:58:23,601 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 08:58:23,601 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 08:58:23,601 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-10-22 08:58:23,602 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:58:23,602 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 08:58:23,602 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 08:58:23,602 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_1-1.c_Iteration1_Loop [2019-10-22 08:58:23,602 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 08:58:23,602 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 08:58:23,603 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:23,614 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:23,690 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 08:58:23,690 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ac96fcd5-ec80-417e-89e4-46015bc9f453/bin/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 08:58:23,695 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:58:23,696 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/working_dir_ac96fcd5-ec80-417e-89e4-46015bc9f453/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) [2019-10-22 08:58:23,708 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-10-22 08:58:23,709 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:58:23,723 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-10-22 08:58:23,725 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 08:58:23,725 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 08:58:23,725 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 08:58:23,725 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 08:58:23,725 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-10-22 08:58:23,725 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:58:23,725 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 08:58:23,725 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 08:58:23,726 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_1-1.c_Iteration1_Loop [2019-10-22 08:58:23,726 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 08:58:23,726 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 08:58:23,727 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:23,731 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:23,827 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 08:58:23,827 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-10-22 08:58:23,827 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:23,828 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:23,828 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:23,828 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:23,828 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:23,828 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:58:23,829 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:58:23,829 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:23,829 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:23,830 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:23,830 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:23,830 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:23,830 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:23,830 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:23,831 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:58:23,831 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:58:23,831 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:23,837 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:23,837 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-10-22 08:58:23,838 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 [2019-10-22 08:58:23,839 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:23,839 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:23,839 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:23,839 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:23,839 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:58:23,840 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:58:23,840 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:23,840 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:23,841 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 [2019-10-22 08:58:23,842 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:23,842 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:23,842 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:23,842 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:23,843 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:58:23,843 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:58:23,844 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:23,847 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:23,850 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-10-22 08:58:23,850 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:23,851 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:23,851 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:23,851 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:23,851 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:23,851 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:58:23,851 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:58:23,852 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:23,852 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:23,852 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:23,853 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:23,853 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:23,853 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:23,853 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:23,853 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:58:23,854 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:58:23,854 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:23,860 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:23,860 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-10-22 08:58:23,861 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:23,862 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:23,862 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:23,862 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:23,863 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:23,863 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:58:23,863 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:58:23,863 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:23,864 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:23,864 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:23,865 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:23,866 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:23,866 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:23,866 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:23,866 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:58:23,867 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:58:23,867 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:23,874 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:23,874 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-10-22 08:58:23,875 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:23,875 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:23,875 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:58:23,876 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:23,876 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:23,876 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:23,876 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:58:23,877 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:58:23,877 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:23,878 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:23,878 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:23,879 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:23,879 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:58:23,879 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:23,880 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:23,880 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:23,880 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:58:23,881 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:58:23,881 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:23,901 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:23,901 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-10-22 08:58:23,901 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:23,902 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:23,903 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:58:23,903 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:23,903 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:23,903 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:23,904 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:58:23,905 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:58:23,905 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:23,907 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:23,908 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:23,909 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:23,910 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:58:23,910 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:23,910 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:23,911 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:23,911 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:58:23,912 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:58:23,912 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:23,952 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:23,953 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-10-22 08:58:23,953 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:23,954 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:23,955 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:58:23,955 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:23,955 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:23,955 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:23,955 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:58:23,957 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:58:23,957 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:23,957 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:23,958 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:23,958 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:23,959 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:58:23,959 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:23,960 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:23,960 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:23,960 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:58:23,964 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:58:23,966 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:24,126 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:24,126 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-10-22 08:58:24,126 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:24,127 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:24,127 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:58:24,127 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:24,127 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:24,127 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:24,127 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:58:24,128 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:58:24,128 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:24,129 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:24,129 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:24,130 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:24,130 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:58:24,130 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:24,130 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:24,130 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:24,130 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:58:24,131 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:58:24,131 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:24,141 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:24,142 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-10-22 08:58:24,142 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 [2019-10-22 08:58:24,143 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:24,143 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:58:24,143 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:24,143 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:24,143 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:24,143 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:58:24,144 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:58:24,144 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:24,148 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:24,148 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:24,149 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:24,149 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:58:24,149 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:24,149 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:24,149 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:24,149 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:58:24,151 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:58:24,151 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:24,175 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:24,201 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 08:58:24,201 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 08:58:24,201 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 08:58:24,201 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 08:58:24,201 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-10-22 08:58:24,201 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:58:24,202 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 08:58:24,202 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 08:58:24,202 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_1-1.c_Iteration1_Lasso [2019-10-22 08:58:24,202 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 08:58:24,202 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 08:58:24,203 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:24,222 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:24,225 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:24,337 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 08:58:24,337 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ac96fcd5-ec80-417e-89e4-46015bc9f453/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) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:58:24,343 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:58:24,343 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ac96fcd5-ec80-417e-89e4-46015bc9f453/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) [2019-10-22 08:58:24,365 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-10-22 08:58:24,365 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:58:24,544 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-10-22 08:58:24,546 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 08:58:24,546 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 08:58:24,546 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 08:58:24,546 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 08:58:24,546 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-10-22 08:58:24,546 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:58:24,546 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 08:58:24,547 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 08:58:24,547 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_1-1.c_Iteration1_Lasso [2019-10-22 08:58:24,547 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 08:58:24,547 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 08:58:24,548 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:24,555 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:24,574 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:58:24,687 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 08:58:24,687 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-10-22 08:58:24,688 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:24,688 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:24,688 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:24,688 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:24,689 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:24,689 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:58:24,689 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:58:24,689 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:24,689 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:24,690 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:24,690 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:24,690 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:24,690 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:24,690 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:58:24,692 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:58:24,692 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 08:58:24,708 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:24,709 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 [2019-10-22 08:58:24,709 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:24,709 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:24,709 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:24,709 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:24,710 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:58:24,710 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:58:24,710 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:24,710 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:24,710 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-10-22 08:58:24,711 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:24,711 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:24,711 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:24,711 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:24,711 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:24,712 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:58:24,712 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:58:24,712 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:24,713 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:24,713 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 [2019-10-22 08:58:24,713 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:24,714 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:24,714 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:24,714 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:58:24,716 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:58:24,716 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:58:24,739 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:24,740 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:24,740 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:24,740 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:24,741 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:24,741 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:24,741 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:58:24,741 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:58:24,741 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:24,742 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:24,742 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-10-22 08:58:24,742 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:24,742 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:24,742 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:24,743 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:24,743 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:24,743 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:58:24,743 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:58:24,743 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:24,743 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:24,744 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:24,745 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:24,745 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:24,745 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:24,745 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:58:24,747 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:58:24,748 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:58:24,801 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:24,801 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:24,802 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:24,802 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:24,802 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:24,802 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:24,802 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:58:24,802 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:58:24,802 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:24,803 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:24,803 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-10-22 08:58:24,803 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:24,804 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:24,804 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:24,804 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:24,804 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:24,804 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:58:24,805 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:58:24,805 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:24,805 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:24,806 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:24,806 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:24,806 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:24,806 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:24,807 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:58:24,810 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:58:24,810 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:58:24,867 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:24,867 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:24,868 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:58:24,868 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:24,868 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:24,868 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:24,869 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:58:24,869 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:58:24,869 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:24,869 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:24,870 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-10-22 08:58:24,870 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:24,870 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:24,870 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:58:24,870 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:24,871 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:24,871 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:24,871 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:58:24,871 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:58:24,871 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:24,872 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:24,872 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 [2019-10-22 08:58:24,873 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:24,873 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:58:24,873 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:24,873 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:24,873 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:58:24,876 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:58:24,876 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:58:25,079 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:25,079 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:25,080 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:25,080 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:58:25,080 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:25,080 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:25,080 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:25,080 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:58:25,081 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:58:25,081 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:25,082 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:25,082 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-10-22 08:58:25,082 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:25,082 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:25,083 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:58:25,083 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:25,083 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:25,083 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:25,083 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:58:25,083 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:58:25,084 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:25,085 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:25,085 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 [2019-10-22 08:58:25,086 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:25,086 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:58:25,086 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:25,086 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:25,086 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:58:25,090 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:58:25,090 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:58:25,627 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:25,628 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:25,628 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:25,629 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:58:25,629 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:25,629 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:25,629 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:25,629 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:58:25,630 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:58:25,630 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:25,631 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:25,631 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-10-22 08:58:25,631 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:25,632 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:25,632 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:58:25,633 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:25,633 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:25,633 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:25,633 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:58:25,634 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:58:25,634 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:25,634 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:25,635 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:25,635 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:25,635 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:58:25,636 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:25,636 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:25,636 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:58:25,642 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:58:25,642 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:58:26,575 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:26,575 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:26,576 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:26,577 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:58:26,577 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:26,578 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:26,578 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:26,578 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:58:26,579 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:58:26,579 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:26,579 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:26,579 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-10-22 08:58:26,580 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:26,580 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:26,580 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:58:26,580 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:26,580 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:26,581 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:26,581 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:58:26,581 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:58:26,581 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:26,582 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:26,582 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:26,583 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:26,583 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:58:26,583 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:26,583 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:26,583 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:58:26,586 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:58:26,586 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:58:26,700 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:26,700 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:26,700 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:26,701 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:58:26,701 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:26,701 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:26,701 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:26,701 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:58:26,701 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:58:26,701 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:26,702 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:26,702 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-10-22 08:58:26,703 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 [2019-10-22 08:58:26,703 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:26,703 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:58:26,703 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:26,703 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:26,704 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:26,704 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:58:26,704 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:58:26,705 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:26,706 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:26,706 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 [2019-10-22 08:58:26,706 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:26,707 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:58:26,707 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:26,707 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:26,707 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:58:26,711 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-10-22 08:58:26,711 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-10-22 08:58:27,395 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:27,396 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:58:27,396 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:58:27,397 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:58:27,397 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:58:27,397 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:58:27,397 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:58:27,397 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:58:27,398 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:58:27,398 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:58:27,400 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:58:27,406 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.10 08:58:27 BoogieIcfgContainer [2019-10-22 08:58:27,406 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-10-22 08:58:27,407 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 08:58:27,407 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 08:58:27,407 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 08:58:27,407 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:58:20" (3/4) ... [2019-10-22 08:58:27,410 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-10-22 08:58:27,410 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 08:58:27,413 INFO L168 Benchmark]: Toolchain (without parser) took 7414.76 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 518.0 MB). Free memory was 944.5 MB in the beginning and 1.1 GB in the end (delta: -137.2 MB). Peak memory consumption was 380.8 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:27,413 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:58:27,414 INFO L168 Benchmark]: CACSL2BoogieTranslator took 229.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 192.9 MB). Free memory was 944.5 MB in the beginning and 1.2 GB in the end (delta: -240.3 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:27,414 INFO L168 Benchmark]: Boogie Procedure Inliner took 28.65 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:58:27,415 INFO L168 Benchmark]: Boogie Preprocessor took 16.16 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:58:27,416 INFO L168 Benchmark]: RCFGBuilder took 226.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 14.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:27,416 INFO L168 Benchmark]: BuchiAutomizer took 6906.03 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 325.1 MB). Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 89.0 MB). Peak memory consumption was 480.2 MB. Max. memory is 11.5 GB. [2019-10-22 08:58:27,417 INFO L168 Benchmark]: Witness Printer took 3.60 ms. Allocated memory is still 1.5 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:58:27,419 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 229.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 192.9 MB). Free memory was 944.5 MB in the beginning and 1.2 GB in the end (delta: -240.3 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 28.65 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 16.16 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 226.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 14.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 6906.03 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 325.1 MB). Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 89.0 MB). Peak memory consumption was 480.2 MB. Max. memory is 11.5 GB. * Witness Printer took 3.60 ms. Allocated memory is still 1.5 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 6.8s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 6.7s. 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: inital28 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div240 bol100 ite100 ukn100 eq165 hnf61 smp95 dnf100 smp100 tf101 neg100 sie103 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 689ms VariablesStem: 4 VariablesLoop: 7 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 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~ret0, main_~x~0;main_~x~0 := 0;" "assume !!(main_~x~0 % 4294967296 < 268435455);f_#in~z := main_~x~0;havoc f_#res;havoc f_~z;f_~z := f_#in~z;f_#res := 2 + f_~z;" "main_#t~ret0 := f_#res;main_~x~0 := main_#t~ret0;havoc main_#t~ret0;" Loop: "assume !!(main_~x~0 % 4294967296 < 268435455);f_#in~z := main_~x~0;havoc f_#res;havoc f_~z;f_~z := f_#in~z;f_#res := 2 + f_~z;" "main_#t~ret0 := f_#res;main_~x~0 := main_#t~ret0;havoc main_#t~ret0;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...