./Ultimate.py --spec ../../sv-benchmarks/c/Termination.prp --file ../../sv-benchmarks/c/termination-crafted/Bangalore_v4_true-no-overflow_true-termination_true-valid-memsafety.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_6577e395-2a14-49ec-8046-50aed4a5ba2d/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6577e395-2a14-49ec-8046-50aed4a5ba2d/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6577e395-2a14-49ec-8046-50aed4a5ba2d/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6577e395-2a14-49ec-8046-50aed4a5ba2d/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-crafted/Bangalore_v4_true-no-overflow_true-termination_true-valid-memsafety.c -s /tmp/vcloud-vcloud-master/worker/working_dir_6577e395-2a14-49ec-8046-50aed4a5ba2d/bin-2019/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6577e395-2a14-49ec-8046-50aed4a5ba2d/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9382426e0298eea8efda3bbcf0c2ed9d078bc5a4 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 05:55:33,622 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 05:55:33,623 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 05:55:33,629 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 05:55:33,629 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 05:55:33,630 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 05:55:33,630 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 05:55:33,631 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 05:55:33,632 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 05:55:33,632 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 05:55:33,633 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 05:55:33,633 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 05:55:33,634 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 05:55:33,634 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 05:55:33,635 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 05:55:33,635 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 05:55:33,636 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 05:55:33,636 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 05:55:33,637 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 05:55:33,638 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 05:55:33,639 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 05:55:33,639 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 05:55:33,640 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 05:55:33,641 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 05:55:33,641 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 05:55:33,641 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 05:55:33,642 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 05:55:33,642 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 05:55:33,643 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 05:55:33,643 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 05:55:33,644 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 05:55:33,644 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 05:55:33,644 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 05:55:33,644 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 05:55:33,645 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 05:55:33,645 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 05:55:33,645 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6577e395-2a14-49ec-8046-50aed4a5ba2d/bin-2019/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2018-11-10 05:55:33,655 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 05:55:33,655 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 05:55:33,656 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 05:55:33,656 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 05:55:33,656 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 05:55:33,656 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-10 05:55:33,657 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-10 05:55:33,657 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-10 05:55:33,657 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-10 05:55:33,657 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-10 05:55:33,657 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-10 05:55:33,657 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 05:55:33,657 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-10 05:55:33,658 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 05:55:33,658 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 05:55:33,658 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-10 05:55:33,658 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-10 05:55:33,658 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-10 05:55:33,658 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 05:55:33,658 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-10 05:55:33,659 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-10 05:55:33,659 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 05:55:33,659 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 05:55:33,659 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-10 05:55:33,659 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 05:55:33,659 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 05:55:33,660 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-10 05:55:33,660 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-10 05:55:33,660 INFO L133 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_6577e395-2a14-49ec-8046-50aed4a5ba2d/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9382426e0298eea8efda3bbcf0c2ed9d078bc5a4 [2018-11-10 05:55:33,684 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 05:55:33,693 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 05:55:33,695 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 05:55:33,696 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 05:55:33,696 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 05:55:33,696 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6577e395-2a14-49ec-8046-50aed4a5ba2d/bin-2019/uautomizer/../../sv-benchmarks/c/termination-crafted/Bangalore_v4_true-no-overflow_true-termination_true-valid-memsafety.c [2018-11-10 05:55:33,732 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6577e395-2a14-49ec-8046-50aed4a5ba2d/bin-2019/uautomizer/data/245ee6312/efa41f21631248f997a8aa2f64f8ccb2/FLAG3ea9d8022 [2018-11-10 05:55:34,135 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 05:55:34,135 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6577e395-2a14-49ec-8046-50aed4a5ba2d/sv-benchmarks/c/termination-crafted/Bangalore_v4_true-no-overflow_true-termination_true-valid-memsafety.c [2018-11-10 05:55:34,139 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6577e395-2a14-49ec-8046-50aed4a5ba2d/bin-2019/uautomizer/data/245ee6312/efa41f21631248f997a8aa2f64f8ccb2/FLAG3ea9d8022 [2018-11-10 05:55:34,149 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6577e395-2a14-49ec-8046-50aed4a5ba2d/bin-2019/uautomizer/data/245ee6312/efa41f21631248f997a8aa2f64f8ccb2 [2018-11-10 05:55:34,152 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 05:55:34,154 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 05:55:34,154 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 05:55:34,154 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 05:55:34,158 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 05:55:34,158 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:55:34" (1/1) ... [2018-11-10 05:55:34,160 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@837b16e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:55:34, skipping insertion in model container [2018-11-10 05:55:34,161 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:55:34" (1/1) ... [2018-11-10 05:55:34,166 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 05:55:34,177 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 05:55:34,266 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:55:34,268 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 05:55:34,276 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:55:34,283 INFO L193 MainTranslator]: Completed translation [2018-11-10 05:55:34,284 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:55:34 WrapperNode [2018-11-10 05:55:34,284 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 05:55:34,284 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 05:55:34,284 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 05:55:34,284 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 05:55:34,291 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:55:34" (1/1) ... [2018-11-10 05:55:34,294 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:55:34" (1/1) ... [2018-11-10 05:55:34,303 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 05:55:34,303 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 05:55:34,303 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 05:55:34,303 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 05:55:34,308 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:55:34" (1/1) ... [2018-11-10 05:55:34,308 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:55:34" (1/1) ... [2018-11-10 05:55:34,308 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:55:34" (1/1) ... [2018-11-10 05:55:34,309 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:55:34" (1/1) ... [2018-11-10 05:55:34,309 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:55:34" (1/1) ... [2018-11-10 05:55:34,312 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:55:34" (1/1) ... [2018-11-10 05:55:34,312 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:55:34" (1/1) ... [2018-11-10 05:55:34,313 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 05:55:34,313 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 05:55:34,313 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 05:55:34,313 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 05:55:34,313 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:55:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6577e395-2a14-49ec-8046-50aed4a5ba2d/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-10 05:55:34,379 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 05:55:34,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 05:55:34,456 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 05:55:34,457 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:55:34 BoogieIcfgContainer [2018-11-10 05:55:34,457 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 05:55:34,457 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-10 05:55:34,457 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-10 05:55:34,460 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-10 05:55:34,461 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 05:55:34,461 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 10.11 05:55:34" (1/3) ... [2018-11-10 05:55:34,462 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2b4fbfe6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 05:55:34, skipping insertion in model container [2018-11-10 05:55:34,462 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 05:55:34,462 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:55:34" (2/3) ... [2018-11-10 05:55:34,463 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2b4fbfe6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 05:55:34, skipping insertion in model container [2018-11-10 05:55:34,463 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 05:55:34,463 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:55:34" (3/3) ... [2018-11-10 05:55:34,464 INFO L375 chiAutomizerObserver]: Analyzing ICFG Bangalore_v4_true-no-overflow_true-termination_true-valid-memsafety.c [2018-11-10 05:55:34,507 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 05:55:34,508 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-10 05:55:34,508 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-10 05:55:34,508 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-10 05:55:34,508 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 05:55:34,508 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 05:55:34,508 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-10 05:55:34,508 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 05:55:34,508 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-10 05:55:34,518 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states. [2018-11-10 05:55:34,532 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2018-11-10 05:55:34,532 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 05:55:34,532 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 05:55:34,536 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2018-11-10 05:55:34,536 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2018-11-10 05:55:34,537 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-10 05:55:34,537 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states. [2018-11-10 05:55:34,537 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2018-11-10 05:55:34,537 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 05:55:34,537 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 05:55:34,538 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2018-11-10 05:55:34,538 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2018-11-10 05:55:34,542 INFO L793 eck$LassoCheckResult]: Stem: 6#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 3#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_~x~0, main_~y~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := main_#t~nondet1;havoc main_#t~nondet1; 7#L16true assume main_~y~0 > main_~x~0; 11#L17-3true [2018-11-10 05:55:34,542 INFO L795 eck$LassoCheckResult]: Loop: 11#L17-3true assume true; 8#L17-1true assume !!(main_~x~0 >= 0);main_~x~0 := main_~x~0 - main_~y~0; 11#L17-3true [2018-11-10 05:55:34,546 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:55:34,546 INFO L82 PathProgramCache]: Analyzing trace with hash 29858, now seen corresponding path program 1 times [2018-11-10 05:55:34,547 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 05:55:34,548 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 05:55:34,580 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:55:34,581 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:55:34,581 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:55:34,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:55:34,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:55:34,606 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:55:34,606 INFO L82 PathProgramCache]: Analyzing trace with hash 1255, now seen corresponding path program 1 times [2018-11-10 05:55:34,606 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 05:55:34,606 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 05:55:34,607 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:55:34,607 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:55:34,607 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:55:34,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:55:34,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:55:34,613 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:55:34,613 INFO L82 PathProgramCache]: Analyzing trace with hash 28693832, now seen corresponding path program 1 times [2018-11-10 05:55:34,613 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 05:55:34,614 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 05:55:34,615 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:55:34,615 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:55:34,615 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:55:34,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:55:34,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:55:34,674 INFO L214 LassoAnalysis]: Preferences: [2018-11-10 05:55:34,675 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-10 05:55:34,675 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-10 05:55:34,675 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-10 05:55:34,675 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-10 05:55:34,675 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-10 05:55:34,675 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-10 05:55:34,675 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-10 05:55:34,675 INFO L131 ssoRankerPreferences]: Filename of dumped script: Bangalore_v4_true-no-overflow_true-termination_true-valid-memsafety.c_Iteration1_Lasso [2018-11-10 05:55:34,675 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-10 05:55:34,676 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-11-10 05:55:34,694 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 05:55:34,698 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 05:55:34,706 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 05:55:34,708 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 05:55:34,710 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 05:55:34,715 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 05:55:34,791 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-11-10 05:55:34,792 INFO L410 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6577e395-2a14-49ec-8046-50aed4a5ba2d/bin-2019/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 [2018-11-10 05:55:34,805 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-10 05:55:34,805 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-10 05:55:34,816 INFO L443 LassoAnalysis]: Proved nontermination for one component. [2018-11-10 05:55:34,816 INFO L446 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1=0} Honda state: {ULTIMATE.start_main_#t~nondet1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6577e395-2a14-49ec-8046-50aed4a5ba2d/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-10 05:55:34,832 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-10 05:55:34,832 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-10 05:55:34,849 INFO L443 LassoAnalysis]: Proved nontermination for one component. [2018-11-10 05:55:34,849 INFO L446 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6577e395-2a14-49ec-8046-50aed4a5ba2d/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-10 05:55:34,853 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-10 05:55:34,853 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-10 05:55:34,855 INFO L443 LassoAnalysis]: Proved nontermination for one component. [2018-11-10 05:55:34,855 INFO L446 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6577e395-2a14-49ec-8046-50aed4a5ba2d/bin-2019/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 [2018-11-10 05:55:34,872 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-10 05:55:34,873 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-10 05:55:34,875 INFO L443 LassoAnalysis]: Proved nontermination for one component. [2018-11-10 05:55:34,875 INFO L446 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_6577e395-2a14-49ec-8046-50aed4a5ba2d/bin-2019/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-10 05:55:34,891 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-10 05:55:34,891 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-10 05:55:34,907 INFO L443 LassoAnalysis]: Proved nontermination for one component. [2018-11-10 05:55:34,907 INFO L446 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6577e395-2a14-49ec-8046-50aed4a5ba2d/bin-2019/uautomizer/z3 Starting monitored process 7 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 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-10 05:55:34,909 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-10 05:55:34,909 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6577e395-2a14-49ec-8046-50aed4a5ba2d/bin-2019/uautomizer/z3 Starting monitored process 8 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 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-10 05:55:34,929 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-10 05:55:34,930 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-10 05:55:34,993 INFO L450 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-11-10 05:55:34,994 INFO L214 LassoAnalysis]: Preferences: [2018-11-10 05:55:34,994 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-10 05:55:34,994 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-10 05:55:34,994 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-10 05:55:34,994 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-10 05:55:34,994 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-10 05:55:34,995 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-10 05:55:34,995 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-10 05:55:34,995 INFO L131 ssoRankerPreferences]: Filename of dumped script: Bangalore_v4_true-no-overflow_true-termination_true-valid-memsafety.c_Iteration1_Lasso [2018-11-10 05:55:34,995 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-10 05:55:34,995 INFO L280 LassoAnalysis]: Starting lasso preprocessing... [2018-11-10 05:55:34,997 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 05:55:34,998 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 05:55:35,000 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 05:55:35,002 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 05:55:35,004 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 05:55:35,006 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-10 05:55:35,090 INFO L298 LassoAnalysis]: Preprocessing complete. [2018-11-10 05:55:35,094 INFO L496 LassoAnalysis]: Using template 'affine'. [2018-11-10 05:55:35,096 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 05:55:35,097 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 05:55:35,097 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 05:55:35,098 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 05:55:35,098 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 05:55:35,098 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-10 05:55:35,100 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-10 05:55:35,100 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 05:55:35,102 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 05:55:35,102 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 05:55:35,103 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 05:55:35,103 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 05:55:35,103 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 05:55:35,103 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 05:55:35,104 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-10 05:55:35,104 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-10 05:55:35,104 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 05:55:35,105 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 05:55:35,105 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 05:55:35,106 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 05:55:35,106 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 05:55:35,106 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 05:55:35,106 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-10 05:55:35,109 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-10 05:55:35,109 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-10 05:55:35,114 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 05:55:35,114 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 05:55:35,115 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 05:55:35,115 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 05:55:35,115 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 05:55:35,115 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 05:55:35,115 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-10 05:55:35,116 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-10 05:55:35,116 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 05:55:35,117 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 05:55:35,117 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 05:55:35,118 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 05:55:35,118 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 05:55:35,118 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 05:55:35,118 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-10 05:55:35,120 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-10 05:55:35,120 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-10 05:55:35,126 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 05:55:35,127 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 05:55:35,127 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 05:55:35,128 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 05:55:35,128 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 05:55:35,128 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-10 05:55:35,130 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-10 05:55:35,130 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-10 05:55:35,150 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 05:55:35,150 INFO L496 LassoAnalysis]: Using template '2-nested'. [2018-11-10 05:55:35,151 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 05:55:35,151 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 05:55:35,152 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 05:55:35,152 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 05:55:35,152 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 05:55:35,152 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-10 05:55:35,153 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-10 05:55:35,153 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 05:55:35,154 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 05:55:35,154 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 05:55:35,155 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 05:55:35,155 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 05:55:35,155 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 05:55:35,155 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 05:55:35,155 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-10 05:55:35,156 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-10 05:55:35,156 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 05:55:35,157 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 05:55:35,157 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 05:55:35,157 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 05:55:35,158 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 05:55:35,158 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 05:55:35,158 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-10 05:55:35,160 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-10 05:55:35,160 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-10 05:55:35,164 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 05:55:35,164 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 05:55:35,165 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 05:55:35,165 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 05:55:35,165 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 05:55:35,165 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 05:55:35,165 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-10 05:55:35,166 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-10 05:55:35,166 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 05:55:35,166 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 05:55:35,167 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 05:55:35,167 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 05:55:35,167 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 05:55:35,168 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 05:55:35,168 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-10 05:55:35,169 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-10 05:55:35,170 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-10 05:55:35,178 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 05:55:35,179 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 05:55:35,179 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 05:55:35,180 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 05:55:35,180 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 05:55:35,180 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-10 05:55:35,182 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-10 05:55:35,182 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-10 05:55:35,196 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 05:55:35,196 INFO L496 LassoAnalysis]: Using template '3-nested'. [2018-11-10 05:55:35,197 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 05:55:35,197 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 05:55:35,197 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 05:55:35,198 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 05:55:35,198 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 05:55:35,198 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 05:55:35,198 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 05:55:35,198 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 05:55:35,199 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 05:55:35,199 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 05:55:35,200 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 05:55:35,200 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 05:55:35,200 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 05:55:35,200 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 05:55:35,200 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 05:55:35,201 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 05:55:35,201 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 05:55:35,201 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 05:55:35,202 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 05:55:35,202 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 05:55:35,202 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 05:55:35,203 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 05:55:35,203 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 05:55:35,204 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-10 05:55:35,204 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-10 05:55:35,209 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 05:55:35,209 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 05:55:35,210 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 05:55:35,210 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 05:55:35,210 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 05:55:35,210 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 05:55:35,210 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 05:55:35,210 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 05:55:35,211 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 05:55:35,211 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 05:55:35,212 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 05:55:35,212 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 05:55:35,212 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 05:55:35,212 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 05:55:35,212 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 05:55:35,214 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-10 05:55:35,214 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-10 05:55:35,221 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 05:55:35,221 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 05:55:35,222 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 05:55:35,222 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 05:55:35,222 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 05:55:35,222 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 05:55:35,225 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-10 05:55:35,225 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-10 05:55:35,240 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 05:55:35,241 INFO L496 LassoAnalysis]: Using template '4-nested'. [2018-11-10 05:55:35,241 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 05:55:35,242 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 05:55:35,242 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 05:55:35,242 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 05:55:35,242 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 05:55:35,242 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-10 05:55:35,243 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-10 05:55:35,243 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 05:55:35,244 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 05:55:35,244 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 05:55:35,245 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 05:55:35,245 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 05:55:35,245 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 05:55:35,245 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 05:55:35,245 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-10 05:55:35,246 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-10 05:55:35,246 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 05:55:35,247 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 05:55:35,247 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 05:55:35,248 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 05:55:35,248 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 05:55:35,248 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 05:55:35,248 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-10 05:55:35,250 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-10 05:55:35,250 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-10 05:55:35,254 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 05:55:35,255 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 05:55:35,255 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 05:55:35,255 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 05:55:35,256 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 05:55:35,256 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 05:55:35,256 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-10 05:55:35,256 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-10 05:55:35,256 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 05:55:35,257 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 05:55:35,257 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 05:55:35,258 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 05:55:35,258 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 05:55:35,258 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 05:55:35,258 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-10 05:55:35,260 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-10 05:55:35,260 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-10 05:55:35,268 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 05:55:35,268 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 05:55:35,269 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-10 05:55:35,270 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 05:55:35,270 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 05:55:35,270 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-10 05:55:35,272 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-10 05:55:35,272 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-10 05:55:35,286 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 05:55:35,286 INFO L496 LassoAnalysis]: Using template '2-phase'. [2018-11-10 05:55:35,287 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 05:55:35,287 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 05:55:35,287 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-10 05:55:35,287 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 05:55:35,288 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 05:55:35,288 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 05:55:35,288 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-10 05:55:35,288 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-10 05:55:35,288 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 05:55:35,289 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 05:55:35,289 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 05:55:35,290 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 05:55:35,290 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-10 05:55:35,290 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 05:55:35,290 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 05:55:35,290 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 05:55:35,290 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-10 05:55:35,291 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-10 05:55:35,291 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 05:55:35,292 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 05:55:35,292 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 05:55:35,293 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 05:55:35,293 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-10 05:55:35,293 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 05:55:35,293 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 05:55:35,293 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-10 05:55:35,294 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-10 05:55:35,294 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-10 05:55:35,299 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 05:55:35,299 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 05:55:35,300 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 05:55:35,300 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-10 05:55:35,300 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 05:55:35,300 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 05:55:35,300 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 05:55:35,300 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-10 05:55:35,301 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-10 05:55:35,301 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 05:55:35,302 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 05:55:35,302 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 05:55:35,302 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 05:55:35,303 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-10 05:55:35,303 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 05:55:35,303 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 05:55:35,303 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-10 05:55:35,304 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-10 05:55:35,304 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-10 05:55:35,309 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 05:55:35,309 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 05:55:35,310 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 05:55:35,310 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-10 05:55:35,310 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 05:55:35,310 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 05:55:35,310 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-10 05:55:35,311 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-10 05:55:35,312 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2018-11-10 05:55:35,322 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 05:55:35,322 INFO L496 LassoAnalysis]: Using template '3-phase'. [2018-11-10 05:55:35,322 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 05:55:35,323 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 05:55:35,323 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-10 05:55:35,323 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 05:55:35,324 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 05:55:35,324 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 05:55:35,324 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 05:55:35,324 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 05:55:35,325 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 05:55:35,326 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 05:55:35,326 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 05:55:35,327 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 05:55:35,327 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-10 05:55:35,327 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 05:55:35,327 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 05:55:35,327 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 05:55:35,327 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 05:55:35,328 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 05:55:35,328 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 05:55:35,329 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 05:55:35,329 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 05:55:35,330 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 05:55:35,330 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-10 05:55:35,330 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 05:55:35,330 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 05:55:35,330 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 05:55:35,331 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-10 05:55:35,332 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-10 05:55:35,336 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 05:55:35,337 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 05:55:35,337 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 05:55:35,337 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-10 05:55:35,337 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 05:55:35,337 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 05:55:35,338 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 05:55:35,338 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 05:55:35,338 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 05:55:35,338 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 05:55:35,340 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 05:55:35,340 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 05:55:35,340 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 05:55:35,340 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-10 05:55:35,341 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 05:55:35,341 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 05:55:35,341 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 05:55:35,342 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-10 05:55:35,342 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-10 05:55:35,353 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 05:55:35,353 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 05:55:35,354 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 05:55:35,354 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-10 05:55:35,354 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 05:55:35,354 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 05:55:35,354 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 05:55:35,356 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-10 05:55:35,356 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-10 05:55:35,370 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 05:55:35,370 INFO L496 LassoAnalysis]: Using template '4-phase'. [2018-11-10 05:55:35,370 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 05:55:35,371 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 05:55:35,371 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-10 05:55:35,371 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 05:55:35,371 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 05:55:35,371 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 05:55:35,372 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-10 05:55:35,372 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-10 05:55:35,373 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 05:55:35,373 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 05:55:35,373 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 05:55:35,374 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 05:55:35,374 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-10 05:55:35,374 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 05:55:35,374 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 05:55:35,375 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 05:55:35,375 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-10 05:55:35,375 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-10 05:55:35,376 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 05:55:35,376 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 05:55:35,377 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 05:55:35,377 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 05:55:35,377 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-10 05:55:35,377 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 05:55:35,377 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 05:55:35,378 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-10 05:55:35,379 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-10 05:55:35,379 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-10 05:55:35,386 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 05:55:35,387 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 05:55:35,387 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 05:55:35,388 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-10 05:55:35,388 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 05:55:35,388 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 05:55:35,388 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 05:55:35,388 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-10 05:55:35,389 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-10 05:55:35,389 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 05:55:35,390 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 05:55:35,390 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 05:55:35,391 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 05:55:35,391 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-10 05:55:35,391 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 05:55:35,391 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 05:55:35,392 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-10 05:55:35,393 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-10 05:55:35,394 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-10 05:55:35,403 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 05:55:35,404 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 05:55:35,404 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 05:55:35,404 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-10 05:55:35,405 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 05:55:35,405 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 05:55:35,405 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-10 05:55:35,407 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-10 05:55:35,407 INFO L403 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2018-11-10 05:55:35,425 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 05:55:35,425 INFO L496 LassoAnalysis]: Using template '2-lex'. [2018-11-10 05:55:35,425 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 05:55:35,426 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 05:55:35,426 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-10 05:55:35,426 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 05:55:35,426 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 05:55:35,426 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 05:55:35,426 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 05:55:35,427 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 05:55:35,427 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 05:55:35,428 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 05:55:35,429 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 05:55:35,429 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 05:55:35,429 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-10 05:55:35,429 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 05:55:35,429 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 05:55:35,429 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 05:55:35,430 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 05:55:35,430 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 05:55:35,430 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 05:55:35,431 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 05:55:35,432 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 05:55:35,432 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 05:55:35,432 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-10 05:55:35,432 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 05:55:35,432 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 05:55:35,432 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 05:55:35,433 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-10 05:55:35,433 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-10 05:55:35,436 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 05:55:35,437 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 05:55:35,437 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 05:55:35,437 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-10 05:55:35,437 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 05:55:35,438 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 05:55:35,438 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 05:55:35,438 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 05:55:35,438 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-10 05:55:35,438 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 05:55:35,439 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 05:55:35,440 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 05:55:35,440 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 05:55:35,440 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-10 05:55:35,440 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 05:55:35,441 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 05:55:35,441 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 05:55:35,442 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-10 05:55:35,442 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-10 05:55:35,446 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 05:55:35,446 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 05:55:35,447 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 05:55:35,447 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-10 05:55:35,447 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 05:55:35,447 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 05:55:35,447 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-10 05:55:35,449 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-10 05:55:35,449 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-10 05:55:35,464 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 05:55:35,465 INFO L496 LassoAnalysis]: Using template '3-lex'. [2018-11-10 05:55:35,465 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 05:55:35,466 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 05:55:35,466 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-10 05:55:35,466 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 05:55:35,466 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 05:55:35,466 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 05:55:35,466 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-10 05:55:35,467 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-10 05:55:35,467 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 05:55:35,469 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 05:55:35,470 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 05:55:35,470 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 05:55:35,470 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-10 05:55:35,470 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 05:55:35,471 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 05:55:35,471 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 05:55:35,471 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-10 05:55:35,471 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-10 05:55:35,471 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 05:55:35,474 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 05:55:35,474 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 05:55:35,474 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 05:55:35,475 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-10 05:55:35,475 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 05:55:35,475 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 05:55:35,475 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-10 05:55:35,477 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-10 05:55:35,477 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-10 05:55:35,483 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 05:55:35,483 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 05:55:35,484 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 05:55:35,484 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-10 05:55:35,484 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-10 05:55:35,484 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 05:55:35,484 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 05:55:35,485 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-10 05:55:35,485 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-10 05:55:35,485 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-10 05:55:35,488 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 05:55:35,488 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 05:55:35,489 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 05:55:35,489 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-10 05:55:35,490 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 05:55:35,490 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 05:55:35,491 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-10 05:55:35,492 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-10 05:55:35,493 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-10 05:55:35,499 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 05:55:35,499 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-10 05:55:35,500 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-10 05:55:35,500 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-10 05:55:35,500 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-10 05:55:35,500 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-10 05:55:35,500 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-10 05:55:35,504 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-10 05:55:35,504 INFO L403 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2018-11-10 05:55:35,517 INFO L529 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-10 05:55:35,518 INFO L488 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2018-11-10 05:55:35,518 INFO L793 eck$LassoCheckResult]: Stem: 6#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 3#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_~x~0, main_~y~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := main_#t~nondet1;havoc main_#t~nondet1; 7#L16true assume main_~y~0 > main_~x~0; 11#L17-3true assume true; 8#L17-1true assume !!(main_~x~0 >= 0);main_~x~0 := main_~x~0 - main_~y~0; 11#L17-3true [2018-11-10 05:55:35,518 INFO L795 eck$LassoCheckResult]: Loop: 11#L17-3true assume true; 8#L17-1true assume !!(main_~x~0 >= 0);main_~x~0 := main_~x~0 - main_~y~0; 11#L17-3true [2018-11-10 05:55:35,519 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:55:35,519 INFO L82 PathProgramCache]: Analyzing trace with hash 28693832, now seen corresponding path program 2 times [2018-11-10 05:55:35,519 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 05:55:35,519 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 05:55:35,520 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:55:35,520 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:55:35,520 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:55:35,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:55:35,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:55:35,525 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:55:35,525 INFO L82 PathProgramCache]: Analyzing trace with hash 1255, now seen corresponding path program 2 times [2018-11-10 05:55:35,526 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 05:55:35,526 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 05:55:35,526 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:55:35,527 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-10 05:55:35,527 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:55:35,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:55:35,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:55:35,530 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:55:35,530 INFO L82 PathProgramCache]: Analyzing trace with hash 1804969070, now seen corresponding path program 3 times [2018-11-10 05:55:35,530 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 05:55:35,530 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 05:55:35,531 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:55:35,531 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-10 05:55:35,531 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:55:35,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:55:35,583 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:55:35,585 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 05:55:35,585 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6577e395-2a14-49ec-8046-50aed4a5ba2d/bin-2019/uautomizer/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 05:55:35,599 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-11-10 05:55:35,614 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2018-11-10 05:55:35,614 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-10 05:55:35,616 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:55:35,640 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:55:35,660 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-10 05:55:35,660 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 3 [2018-11-10 05:55:35,697 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 05:55:35,697 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 05:55:35,699 INFO L87 Difference]: Start difference. First operand 9 states. Second operand 4 states. [2018-11-10 05:55:35,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:55:35,763 INFO L93 Difference]: Finished difference Result 15 states and 15 transitions. [2018-11-10 05:55:35,763 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 05:55:35,764 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 15 states and 15 transitions. [2018-11-10 05:55:35,765 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-10 05:55:35,767 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 15 states to 0 states and 0 transitions. [2018-11-10 05:55:35,768 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-11-10 05:55:35,768 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-11-10 05:55:35,769 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-11-10 05:55:35,769 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-10 05:55:35,769 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 05:55:35,769 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 05:55:35,769 INFO L608 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 05:55:35,769 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-10 05:55:35,769 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2018-11-10 05:55:35,769 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-10 05:55:35,770 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2018-11-10 05:55:35,773 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 10.11 05:55:35 BoogieIcfgContainer [2018-11-10 05:55:35,773 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-10 05:55:35,773 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 05:55:35,773 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 05:55:35,774 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 05:55:35,774 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:55:34" (3/4) ... [2018-11-10 05:55:35,776 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 05:55:35,776 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 05:55:35,777 INFO L168 Benchmark]: Toolchain (without parser) took 1624.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 963.0 MB in the beginning and 949.2 MB in the end (delta: 13.8 MB). Peak memory consumption was 149.0 MB. Max. memory is 11.5 GB. [2018-11-10 05:55:35,778 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:55:35,779 INFO L168 Benchmark]: CACSL2BoogieTranslator took 129.50 ms. Allocated memory is still 1.0 GB. Free memory was 963.0 MB in the beginning and 951.2 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. [2018-11-10 05:55:35,779 INFO L168 Benchmark]: Boogie Procedure Inliner took 18.61 ms. Allocated memory is still 1.0 GB. Free memory is still 951.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:55:35,779 INFO L168 Benchmark]: Boogie Preprocessor took 9.78 ms. Allocated memory is still 1.0 GB. Free memory was 951.2 MB in the beginning and 945.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 05:55:35,780 INFO L168 Benchmark]: RCFGBuilder took 144.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -182.4 MB). Peak memory consumption was 20.2 MB. Max. memory is 11.5 GB. [2018-11-10 05:55:35,780 INFO L168 Benchmark]: BuchiAutomizer took 1315.78 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 949.2 MB in the end (delta: 173.7 MB). Peak memory consumption was 173.7 MB. Max. memory is 11.5 GB. [2018-11-10 05:55:35,781 INFO L168 Benchmark]: Witness Printer took 3.18 ms. Allocated memory is still 1.2 GB. Free memory is still 949.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:55:35,783 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 129.50 ms. Allocated memory is still 1.0 GB. Free memory was 963.0 MB in the beginning and 951.2 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 18.61 ms. Allocated memory is still 1.0 GB. Free memory is still 951.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 9.78 ms. Allocated memory is still 1.0 GB. Free memory was 951.2 MB in the beginning and 945.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 144.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -182.4 MB). Peak memory consumption was 20.2 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 1315.78 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 949.2 MB in the end (delta: 173.7 MB). Peak memory consumption was 173.7 MB. Max. memory is 11.5 GB. * Witness Printer took 3.18 ms. Allocated memory is still 1.2 GB. Free memory is still 949.2 MB. 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 Your program was decomposed into 1 terminating modules (1 trivial, 0 deterministic, 0 nondeterministic). 1 modules have a trivial ranking function, the largest among these consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.2s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.1s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 12 SDtfs, 7 SDslu, 9 SDs, 0 SdLazy, 8 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...