./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label57_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_a291d446-7482-40c2-9cec-b866e093d4a6/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a291d446-7482-40c2-9cec-b866e093d4a6/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a291d446-7482-40c2-9cec-b866e093d4a6/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a291d446-7482-40c2-9cec-b866e093d4a6/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label57_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_a291d446-7482-40c2-9cec-b866e093d4a6/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a291d446-7482-40c2-9cec-b866e093d4a6/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 32bit --witnessprinter.graph.data.programhash 7289a24916410dada55d7befe9c59871f03a3aa1 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Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(TERM) --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 11:32:42,339 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 11:32:42,340 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 11:32:42,348 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 11:32:42,348 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 11:32:42,349 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 11:32:42,349 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 11:32:42,350 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 11:32:42,351 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 11:32:42,352 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 11:32:42,353 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 11:32:42,353 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 11:32:42,353 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 11:32:42,354 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 11:32:42,355 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 11:32:42,355 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 11:32:42,356 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 11:32:42,357 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 11:32:42,358 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 11:32:42,359 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 11:32:42,360 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 11:32:42,361 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 11:32:42,363 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 11:32:42,363 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 11:32:42,363 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 11:32:42,364 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 11:32:42,364 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 11:32:42,365 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 11:32:42,365 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 11:32:42,366 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 11:32:42,366 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 11:32:42,367 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 11:32:42,367 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 11:32:42,367 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 11:32:42,368 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 11:32:42,368 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 11:32:42,368 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a291d446-7482-40c2-9cec-b866e093d4a6/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-28 11:32:42,379 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 11:32:42,379 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 11:32:42,380 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 11:32:42,380 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 11:32:42,380 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 11:32:42,380 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-28 11:32:42,380 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-28 11:32:42,381 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-28 11:32:42,381 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-28 11:32:42,381 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-28 11:32:42,381 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-28 11:32:42,381 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 11:32:42,381 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 11:32:42,381 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-28 11:32:42,382 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 11:32:42,382 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 11:32:42,382 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 11:32:42,382 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-28 11:32:42,382 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-28 11:32:42,382 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-28 11:32:42,382 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 11:32:42,382 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 11:32:42,383 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-28 11:32:42,383 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 11:32:42,383 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-28 11:32:42,383 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 11:32:42,383 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 11:32:42,383 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-28 11:32:42,384 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 11:32:42,384 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 11:32:42,384 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-28 11:32:42,384 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-28 11:32:42,385 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_a291d446-7482-40c2-9cec-b866e093d4a6/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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7289a24916410dada55d7befe9c59871f03a3aa1 [2018-11-28 11:32:42,409 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 11:32:42,416 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 11:32:42,418 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 11:32:42,419 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 11:32:42,419 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 11:32:42,420 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a291d446-7482-40c2-9cec-b866e093d4a6/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem02_label57_true-unreach-call_false-termination.c [2018-11-28 11:32:42,457 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a291d446-7482-40c2-9cec-b866e093d4a6/bin-2019/uautomizer/data/e2a1d48d7/e253732964354737977d7e76147c0e0c/FLAG107635f1b [2018-11-28 11:32:42,889 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 11:32:42,890 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a291d446-7482-40c2-9cec-b866e093d4a6/sv-benchmarks/c/eca-rers2012/Problem02_label57_true-unreach-call_false-termination.c [2018-11-28 11:32:42,898 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a291d446-7482-40c2-9cec-b866e093d4a6/bin-2019/uautomizer/data/e2a1d48d7/e253732964354737977d7e76147c0e0c/FLAG107635f1b [2018-11-28 11:32:42,909 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a291d446-7482-40c2-9cec-b866e093d4a6/bin-2019/uautomizer/data/e2a1d48d7/e253732964354737977d7e76147c0e0c [2018-11-28 11:32:42,911 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 11:32:42,912 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 11:32:42,913 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 11:32:42,913 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 11:32:42,916 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 11:32:42,917 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:32:42" (1/1) ... [2018-11-28 11:32:42,919 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28035eee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:32:42, skipping insertion in model container [2018-11-28 11:32:42,919 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:32:42" (1/1) ... [2018-11-28 11:32:42,925 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 11:32:42,954 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 11:32:43,174 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 11:32:43,178 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 11:32:43,301 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 11:32:43,311 INFO L195 MainTranslator]: Completed translation [2018-11-28 11:32:43,312 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:32:43 WrapperNode [2018-11-28 11:32:43,312 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 11:32:43,312 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 11:32:43,312 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 11:32:43,312 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 11:32:43,317 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:32:43" (1/1) ... [2018-11-28 11:32:43,328 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:32:43" (1/1) ... [2018-11-28 11:32:43,361 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 11:32:43,361 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 11:32:43,361 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 11:32:43,361 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 11:32:43,367 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:32:43" (1/1) ... [2018-11-28 11:32:43,368 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:32:43" (1/1) ... [2018-11-28 11:32:43,371 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:32:43" (1/1) ... [2018-11-28 11:32:43,371 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:32:43" (1/1) ... [2018-11-28 11:32:43,384 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:32:43" (1/1) ... [2018-11-28 11:32:43,390 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:32:43" (1/1) ... [2018-11-28 11:32:43,394 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:32:43" (1/1) ... [2018-11-28 11:32:43,398 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 11:32:43,398 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 11:32:43,399 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 11:32:43,399 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 11:32:43,399 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:32:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a291d446-7482-40c2-9cec-b866e093d4a6/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 [2018-11-28 11:32:43,441 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 11:32:43,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 11:32:44,185 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 11:32:44,185 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-28 11:32:44,186 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:32:44 BoogieIcfgContainer [2018-11-28 11:32:44,186 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 11:32:44,186 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-28 11:32:44,187 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-28 11:32:44,189 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-28 11:32:44,190 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 11:32:44,190 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 11:32:42" (1/3) ... [2018-11-28 11:32:44,191 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@31d6b2ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 11:32:44, skipping insertion in model container [2018-11-28 11:32:44,191 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 11:32:44,191 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:32:43" (2/3) ... [2018-11-28 11:32:44,192 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@31d6b2ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 11:32:44, skipping insertion in model container [2018-11-28 11:32:44,192 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 11:32:44,192 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:32:44" (3/3) ... [2018-11-28 11:32:44,193 INFO L375 chiAutomizerObserver]: Analyzing ICFG Problem02_label57_true-unreach-call_false-termination.c [2018-11-28 11:32:44,227 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 11:32:44,228 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-28 11:32:44,228 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-28 11:32:44,228 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-28 11:32:44,228 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 11:32:44,228 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 11:32:44,228 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-28 11:32:44,228 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 11:32:44,228 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-28 11:32:44,242 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 226 states. [2018-11-28 11:32:44,265 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 221 [2018-11-28 11:32:44,266 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 11:32:44,266 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 11:32:44,272 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-28 11:32:44,272 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2018-11-28 11:32:44,272 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-28 11:32:44,273 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 226 states. [2018-11-28 11:32:44,278 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 221 [2018-11-28 11:32:44,279 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 11:32:44,279 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 11:32:44,279 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-28 11:32:44,280 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2018-11-28 11:32:44,285 INFO L794 eck$LassoCheckResult]: Stem: 78#ULTIMATE.startENTRYtrue ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 9#L-1true havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 164#L606-2true [2018-11-28 11:32:44,285 INFO L796 eck$LassoCheckResult]: Loop: 164#L606-2true assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 65#L611true assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 191#L30true assume ((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0;~a28~0 := 9;~a11~0 := 1;~a25~0 := 1;calculate_output_#res := -1; 206#L597true main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 164#L606-2true [2018-11-28 11:32:44,289 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:32:44,289 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2018-11-28 11:32:44,290 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:32:44,291 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:32:44,321 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:32:44,321 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:32:44,322 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:32:44,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:32:44,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:32:44,359 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:32:44,359 INFO L82 PathProgramCache]: Analyzing trace with hash 1268139, now seen corresponding path program 1 times [2018-11-28 11:32:44,359 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:32:44,359 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:32:44,360 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:32:44,360 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:32:44,360 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:32:44,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:32:44,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:32:44,381 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:32:44,381 INFO L82 PathProgramCache]: Analyzing trace with hash 889695341, now seen corresponding path program 1 times [2018-11-28 11:32:44,381 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:32:44,381 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:32:44,382 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:32:44,382 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:32:44,383 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:32:44,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:32:44,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:32:44,444 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:32:44,444 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 11:32:44,552 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 11:32:44,553 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 11:32:44,553 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 11:32:44,553 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 11:32:44,553 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 11:32:44,554 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:32:44,554 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 11:32:44,554 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 11:32:44,554 INFO L131 ssoRankerPreferences]: Filename of dumped script: Problem02_label57_true-unreach-call_false-termination.c_Iteration1_Loop [2018-11-28 11:32:44,554 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 11:32:44,554 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 11:32:44,571 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:32:44,575 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:32:44,596 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:32:44,602 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:32:44,604 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:32:44,606 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:32:44,608 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:32:44,614 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:32:44,778 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 11:32:44,779 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a291d446-7482-40c2-9cec-b866e093d4a6/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 [2018-11-28 11:32:44,794 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:32:44,794 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:32:44,808 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 11:32:44,808 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a17~0=8} Honda state: {~a17~0=8} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a291d446-7482-40c2-9cec-b866e093d4a6/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 [2018-11-28 11:32:44,825 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:32:44,825 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:32:44,846 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 11:32:44,846 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a25~0=1, ~a28~0=9} Honda state: {~a25~0=1, ~a28~0=9} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a291d446-7482-40c2-9cec-b866e093d4a6/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 [2018-11-28 11:32:44,871 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:32:44,871 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:32:44,875 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 11:32:44,876 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_calculate_output_#res=-1, ULTIMATE.start_main_~output~0=-1} Honda state: {ULTIMATE.start_calculate_output_#res=-1, ULTIMATE.start_main_~output~0=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a291d446-7482-40c2-9cec-b866e093d4a6/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 [2018-11-28 11:32:44,892 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:32:44,892 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:32:44,894 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 11:32:44,894 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a19~0=1} Honda state: {~a19~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a291d446-7482-40c2-9cec-b866e093d4a6/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 [2018-11-28 11:32:44,919 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:32:44,919 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:32:44,923 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 11:32:44,923 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a21~0=1} Honda state: {~a21~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a291d446-7482-40c2-9cec-b866e093d4a6/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 [2018-11-28 11:32:44,942 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:32:44,942 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:32:44,944 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 11:32:44,945 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~ret3=0} Honda state: {ULTIMATE.start_main_#t~ret3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a291d446-7482-40c2-9cec-b866e093d4a6/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 [2018-11-28 11:32:44,970 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:32:44,970 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:32:44,975 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 11:32:44,975 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~input~0=4, ULTIMATE.start_main_#t~nondet2=4, ULTIMATE.start_calculate_output_~input=4, ULTIMATE.start_calculate_output_#in~input=4} Honda state: {ULTIMATE.start_main_~input~0=4, ULTIMATE.start_main_#t~nondet2=4, ULTIMATE.start_calculate_output_~input=4, ULTIMATE.start_calculate_output_#in~input=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a291d446-7482-40c2-9cec-b866e093d4a6/bin-2019/uautomizer/z3 Starting monitored process 9 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 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:32:45,003 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:32:45,003 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a291d446-7482-40c2-9cec-b866e093d4a6/bin-2019/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:32:45,036 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 11:32:45,036 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:32:45,065 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-11-28 11:32:45,067 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 11:32:45,067 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 11:32:45,067 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 11:32:45,067 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 11:32:45,067 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 11:32:45,067 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:32:45,068 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 11:32:45,068 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 11:32:45,068 INFO L131 ssoRankerPreferences]: Filename of dumped script: Problem02_label57_true-unreach-call_false-termination.c_Iteration1_Loop [2018-11-28 11:32:45,068 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 11:32:45,069 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 11:32:45,070 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:32:45,077 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:32:45,080 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:32:45,113 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:32:45,118 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:32:45,125 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:32:45,127 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:32:45,130 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:32:45,280 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 11:32:45,283 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 11:32:45,285 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 [2018-11-28 11:32:45,286 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:45,286 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,287 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,287 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:45,287 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:32:45,288 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 11:32:45,307 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,317 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,317 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 [2018-11-28 11:32:45,318 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:45,318 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,318 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,319 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:45,319 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:32:45,319 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 11:32:45,319 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,322 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,322 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 [2018-11-28 11:32:45,323 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:45,323 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,323 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,323 INFO L206 nArgumentSynthesizer]: 3 loop disjuncts [2018-11-28 11:32:45,323 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:32:45,324 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 11:32:45,325 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,343 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,343 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 [2018-11-28 11:32:45,344 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:45,344 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,344 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,344 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:45,344 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:32:45,345 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 11:32:45,345 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,348 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,349 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 [2018-11-28 11:32:45,349 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:45,349 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,349 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,350 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:45,350 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:32:45,350 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 11:32:45,350 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,352 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,352 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 [2018-11-28 11:32:45,353 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:45,353 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,353 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,353 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:45,353 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:32:45,353 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 11:32:45,354 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,355 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,356 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 [2018-11-28 11:32:45,356 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:45,356 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,357 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,357 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:45,357 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:32:45,357 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 11:32:45,357 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,358 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,359 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 [2018-11-28 11:32:45,359 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:45,359 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,359 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,360 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 11:32:45,360 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:32:45,360 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 11:32:45,360 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,365 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,365 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 11:32:45,365 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 [2018-11-28 11:32:45,366 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:45,366 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,366 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,366 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:45,367 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 11:32:45,367 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 11:32:45,368 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,374 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,375 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 [2018-11-28 11:32:45,375 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:45,375 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,375 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,375 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:45,375 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 11:32:45,376 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 11:32:45,376 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,378 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,378 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 [2018-11-28 11:32:45,379 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:45,379 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,379 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,379 INFO L206 nArgumentSynthesizer]: 3 loop disjuncts [2018-11-28 11:32:45,379 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 11:32:45,381 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 11:32:45,381 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,394 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,394 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 [2018-11-28 11:32:45,394 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:45,394 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,395 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,395 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:45,395 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 11:32:45,395 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 11:32:45,395 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,398 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,399 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 [2018-11-28 11:32:45,399 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:45,399 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,399 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,400 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:45,400 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 11:32:45,400 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 11:32:45,400 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,402 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,403 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 [2018-11-28 11:32:45,403 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:45,403 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,403 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,403 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:45,403 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 11:32:45,404 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 11:32:45,404 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,405 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,406 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 [2018-11-28 11:32:45,406 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:45,406 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,406 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,407 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:45,407 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 11:32:45,407 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 11:32:45,407 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,408 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,408 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 [2018-11-28 11:32:45,408 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:45,409 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,409 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,409 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 11:32:45,409 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 11:32:45,409 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 11:32:45,410 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,413 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,414 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 11:32:45,414 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 [2018-11-28 11:32:45,414 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:45,414 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,415 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,415 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:45,415 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:32:45,416 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 11:32:45,416 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,421 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,421 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 [2018-11-28 11:32:45,422 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:45,422 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,422 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,422 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:45,422 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:32:45,423 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 11:32:45,423 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,425 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,425 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 [2018-11-28 11:32:45,425 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:45,426 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,426 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,426 INFO L206 nArgumentSynthesizer]: 3 loop disjuncts [2018-11-28 11:32:45,426 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:32:45,427 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 11:32:45,427 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,438 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,439 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 [2018-11-28 11:32:45,439 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:45,439 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,440 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,440 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:45,440 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:32:45,440 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 11:32:45,440 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,443 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,443 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 [2018-11-28 11:32:45,444 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:45,444 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,444 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,444 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:45,444 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:32:45,445 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 11:32:45,445 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,446 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,447 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 [2018-11-28 11:32:45,447 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:45,447 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,447 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,447 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:45,448 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:32:45,448 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 11:32:45,448 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,449 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,450 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 [2018-11-28 11:32:45,450 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:45,450 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,450 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,450 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:45,451 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:32:45,451 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 11:32:45,451 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,452 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,452 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 [2018-11-28 11:32:45,452 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:45,452 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,452 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,452 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 11:32:45,453 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:32:45,453 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-11-28 11:32:45,453 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,457 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,457 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 11:32:45,457 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 [2018-11-28 11:32:45,458 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:45,458 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,458 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,458 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:45,458 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 11:32:45,459 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 11:32:45,459 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,465 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,465 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 [2018-11-28 11:32:45,465 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:45,466 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,466 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,466 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:45,466 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 11:32:45,466 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 11:32:45,467 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,469 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,469 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 [2018-11-28 11:32:45,469 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:45,469 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,470 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,470 INFO L206 nArgumentSynthesizer]: 3 loop disjuncts [2018-11-28 11:32:45,470 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 11:32:45,472 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 11:32:45,472 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,483 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,483 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 [2018-11-28 11:32:45,484 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:45,484 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,484 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,484 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:45,484 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 11:32:45,485 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 11:32:45,485 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,488 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,488 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 [2018-11-28 11:32:45,488 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:45,488 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,489 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,489 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:45,489 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 11:32:45,489 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 11:32:45,489 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,491 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,491 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 [2018-11-28 11:32:45,491 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:45,492 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,492 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,492 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:45,492 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 11:32:45,492 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 11:32:45,493 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,494 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,494 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 [2018-11-28 11:32:45,495 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:45,495 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,495 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,495 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:45,495 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 11:32:45,496 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 11:32:45,496 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,496 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,496 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 [2018-11-28 11:32:45,497 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:45,497 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,497 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,497 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 11:32:45,497 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 11:32:45,498 INFO L402 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2018-11-28 11:32:45,498 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,501 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,502 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 11:32:45,502 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 [2018-11-28 11:32:45,502 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:45,503 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 11:32:45,503 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,503 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,503 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:45,503 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 11:32:45,504 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 11:32:45,504 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,516 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,516 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 [2018-11-28 11:32:45,517 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:45,517 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 11:32:45,517 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,517 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,517 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:45,517 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 11:32:45,518 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 11:32:45,518 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,520 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,521 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 [2018-11-28 11:32:45,521 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:45,521 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 11:32:45,521 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,521 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,521 INFO L206 nArgumentSynthesizer]: 3 loop disjuncts [2018-11-28 11:32:45,521 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 11:32:45,524 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2018-11-28 11:32:45,524 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,546 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,546 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 [2018-11-28 11:32:45,547 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:45,547 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 11:32:45,547 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,547 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,547 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:45,547 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 11:32:45,548 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 11:32:45,548 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,552 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,552 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 [2018-11-28 11:32:45,552 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:45,553 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 11:32:45,553 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,553 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,553 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:45,553 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 11:32:45,553 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 11:32:45,553 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,555 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,556 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 [2018-11-28 11:32:45,556 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:45,556 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 11:32:45,556 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,556 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,556 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:45,556 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 11:32:45,557 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 11:32:45,557 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,559 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,559 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 [2018-11-28 11:32:45,559 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:45,560 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 11:32:45,560 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,560 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,560 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:45,560 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 11:32:45,560 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 11:32:45,561 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,561 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,561 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 [2018-11-28 11:32:45,562 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:45,562 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 11:32:45,562 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,562 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,562 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 11:32:45,562 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 11:32:45,563 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 11:32:45,563 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,567 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,567 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 11:32:45,568 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 [2018-11-28 11:32:45,568 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:45,568 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 11:32:45,568 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,569 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,569 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:45,569 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:32:45,570 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 11:32:45,570 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,580 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,580 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 [2018-11-28 11:32:45,581 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:45,581 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 11:32:45,581 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,581 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,581 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:45,581 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:32:45,582 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 11:32:45,582 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,585 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,585 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 [2018-11-28 11:32:45,586 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:45,586 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 11:32:45,586 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,586 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,586 INFO L206 nArgumentSynthesizer]: 3 loop disjuncts [2018-11-28 11:32:45,586 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:32:45,589 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 11:32:45,589 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,614 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,614 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 [2018-11-28 11:32:45,615 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:45,615 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 11:32:45,615 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,615 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,615 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:45,615 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:32:45,616 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 11:32:45,616 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,620 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,620 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 [2018-11-28 11:32:45,620 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:45,621 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 11:32:45,621 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,621 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,621 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:45,621 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:32:45,622 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 11:32:45,622 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,624 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,624 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 [2018-11-28 11:32:45,625 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:45,625 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 11:32:45,625 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,625 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,625 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:45,625 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:32:45,626 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 11:32:45,626 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,628 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,629 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 [2018-11-28 11:32:45,629 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:45,629 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 11:32:45,629 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,629 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,630 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:45,630 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:32:45,630 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 11:32:45,630 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,631 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,631 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 [2018-11-28 11:32:45,632 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:45,632 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 11:32:45,632 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,632 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,632 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 11:32:45,632 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:32:45,633 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-11-28 11:32:45,634 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,640 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,640 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 11:32:45,640 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 [2018-11-28 11:32:45,641 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:45,641 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 11:32:45,641 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,641 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,641 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:45,641 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 11:32:45,643 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 11:32:45,643 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,652 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,652 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 [2018-11-28 11:32:45,653 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:45,653 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 11:32:45,653 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,653 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,653 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:45,653 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 11:32:45,654 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 11:32:45,654 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,658 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,658 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 [2018-11-28 11:32:45,659 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:45,659 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 11:32:45,659 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,659 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,659 INFO L206 nArgumentSynthesizer]: 3 loop disjuncts [2018-11-28 11:32:45,659 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 11:32:45,664 INFO L402 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2018-11-28 11:32:45,664 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,695 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,695 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 [2018-11-28 11:32:45,696 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:45,696 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 11:32:45,696 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,696 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,696 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:45,696 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 11:32:45,698 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 11:32:45,698 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,703 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,704 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 11:32:45,704 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:45,704 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 11:32:45,704 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,704 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,704 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:45,705 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 11:32:45,705 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 11:32:45,705 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,709 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,709 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 [2018-11-28 11:32:45,710 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:45,710 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 11:32:45,710 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,710 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,710 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:45,710 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 11:32:45,711 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 11:32:45,711 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,714 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,715 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 [2018-11-28 11:32:45,715 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:45,715 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 11:32:45,715 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,716 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,716 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:45,716 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 11:32:45,717 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 11:32:45,717 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,717 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,718 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 [2018-11-28 11:32:45,718 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:45,718 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 11:32:45,718 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,718 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,718 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 11:32:45,718 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 11:32:45,720 INFO L402 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2018-11-28 11:32:45,720 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,728 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,729 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 11:32:45,729 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 [2018-11-28 11:32:45,729 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:45,729 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 11:32:45,729 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,730 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,730 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:45,730 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:32:45,731 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 11:32:45,731 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,739 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,739 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 [2018-11-28 11:32:45,739 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:45,740 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 11:32:45,740 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,740 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,740 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:45,740 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:32:45,740 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 11:32:45,740 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,742 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,742 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 [2018-11-28 11:32:45,743 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:45,743 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 11:32:45,743 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,743 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,743 INFO L206 nArgumentSynthesizer]: 3 loop disjuncts [2018-11-28 11:32:45,743 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:32:45,745 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 11:32:45,745 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,759 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,759 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 [2018-11-28 11:32:45,760 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:45,760 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 11:32:45,760 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,760 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,760 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:45,760 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:32:45,761 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 11:32:45,761 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,764 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,764 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 [2018-11-28 11:32:45,764 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:45,765 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 11:32:45,765 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,765 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,765 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:45,765 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:32:45,765 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 11:32:45,765 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,767 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,767 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 [2018-11-28 11:32:45,767 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:45,767 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 11:32:45,768 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,768 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,768 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:45,768 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:32:45,768 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 11:32:45,768 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,770 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,770 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 [2018-11-28 11:32:45,771 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:45,771 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 11:32:45,771 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,771 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,771 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:45,771 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:32:45,771 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 11:32:45,771 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,773 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,773 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 [2018-11-28 11:32:45,773 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:45,773 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 11:32:45,773 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,773 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,773 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 11:32:45,774 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:32:45,774 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-11-28 11:32:45,774 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,779 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,779 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 11:32:45,779 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 [2018-11-28 11:32:45,780 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:45,780 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 11:32:45,780 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,780 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,780 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:45,780 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 11:32:45,782 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 11:32:45,782 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,807 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,807 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 [2018-11-28 11:32:45,808 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:45,808 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 11:32:45,808 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,808 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,808 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:45,808 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 11:32:45,809 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 11:32:45,809 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,811 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,812 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 11:32:45,812 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:45,812 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 11:32:45,812 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,813 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,813 INFO L206 nArgumentSynthesizer]: 3 loop disjuncts [2018-11-28 11:32:45,813 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 11:32:45,815 INFO L402 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2018-11-28 11:32:45,816 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,887 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,887 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 [2018-11-28 11:32:45,888 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:45,888 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 11:32:45,888 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,888 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,888 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:45,888 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 11:32:45,889 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 11:32:45,890 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,896 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,897 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 [2018-11-28 11:32:45,897 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:45,897 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 11:32:45,897 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,897 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,897 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:45,897 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 11:32:45,898 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 11:32:45,898 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,900 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,901 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 [2018-11-28 11:32:45,901 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:45,901 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 11:32:45,901 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,901 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,901 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:45,901 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 11:32:45,902 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 11:32:45,902 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,904 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,905 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 [2018-11-28 11:32:45,905 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:45,905 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 11:32:45,905 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,905 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,906 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:45,906 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 11:32:45,906 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 11:32:45,906 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,908 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,909 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 [2018-11-28 11:32:45,909 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:45,909 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 11:32:45,909 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:45,909 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:45,909 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 11:32:45,910 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 11:32:45,911 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 11:32:45,911 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:45,918 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:45,932 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 11:32:45,933 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 11:32:45,935 INFO L87 Difference]: Start difference. First operand 226 states. Second operand 3 states. [2018-11-28 11:32:46,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:32:46,520 INFO L93 Difference]: Finished difference Result 379 states and 480 transitions. [2018-11-28 11:32:46,520 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 11:32:46,521 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 379 states and 480 transitions. [2018-11-28 11:32:46,526 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 304 [2018-11-28 11:32:46,532 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 379 states to 306 states and 407 transitions. [2018-11-28 11:32:46,533 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 306 [2018-11-28 11:32:46,534 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 306 [2018-11-28 11:32:46,535 INFO L73 IsDeterministic]: Start isDeterministic. Operand 306 states and 407 transitions. [2018-11-28 11:32:46,536 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-28 11:32:46,536 INFO L705 BuchiCegarLoop]: Abstraction has 306 states and 407 transitions. [2018-11-28 11:32:46,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306 states and 407 transitions. [2018-11-28 11:32:46,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 305. [2018-11-28 11:32:46,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 305 states. [2018-11-28 11:32:46,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 305 states and 405 transitions. [2018-11-28 11:32:46,567 INFO L728 BuchiCegarLoop]: Abstraction has 305 states and 405 transitions. [2018-11-28 11:32:46,567 INFO L608 BuchiCegarLoop]: Abstraction has 305 states and 405 transitions. [2018-11-28 11:32:46,567 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-28 11:32:46,567 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 305 states and 405 transitions. [2018-11-28 11:32:46,568 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 303 [2018-11-28 11:32:46,568 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 11:32:46,568 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 11:32:46,569 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-28 11:32:46,569 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:32:46,569 INFO L794 eck$LassoCheckResult]: Stem: 764#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 635#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 636#L606-2 [2018-11-28 11:32:46,569 INFO L796 eck$LassoCheckResult]: Loop: 636#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 721#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 752#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 758#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 789#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 713#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 714#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 707#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 638#L54 assume (((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0);~a28~0 := 7;~a11~0 := 1;~a25~0 := 0;calculate_output_#res := -1; 639#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 636#L606-2 [2018-11-28 11:32:46,569 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:32:46,570 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 2 times [2018-11-28 11:32:46,570 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:32:46,570 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:32:46,570 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:32:46,571 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:32:46,571 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:32:46,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:32:46,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:32:46,576 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:32:46,576 INFO L82 PathProgramCache]: Analyzing trace with hash 1948456188, now seen corresponding path program 1 times [2018-11-28 11:32:46,576 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:32:46,576 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:32:46,577 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:32:46,577 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 11:32:46,577 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:32:46,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:32:46,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:32:46,586 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:32:46,586 INFO L82 PathProgramCache]: Analyzing trace with hash -141898178, now seen corresponding path program 1 times [2018-11-28 11:32:46,586 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:32:46,586 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:32:46,587 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:32:46,587 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:32:46,587 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:32:46,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:32:46,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:32:46,606 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:32:46,606 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 11:32:46,721 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 11:32:46,721 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 11:32:46,721 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 11:32:46,722 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 11:32:46,722 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 11:32:46,722 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:32:46,722 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 11:32:46,722 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 11:32:46,722 INFO L131 ssoRankerPreferences]: Filename of dumped script: Problem02_label57_true-unreach-call_false-termination.c_Iteration2_Loop [2018-11-28 11:32:46,722 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 11:32:46,722 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 11:32:46,724 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:32:46,727 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:32:46,730 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:32:46,732 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:32:46,734 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:32:46,737 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:32:46,741 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:32:46,749 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:32:46,860 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 11:32:46,860 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a291d446-7482-40c2-9cec-b866e093d4a6/bin-2019/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:32:46,870 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:32:46,870 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:32:46,873 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 11:32:46,874 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a17~0=8} Honda state: {~a17~0=8} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a291d446-7482-40c2-9cec-b866e093d4a6/bin-2019/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:32:46,890 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:32:46,890 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:32:46,893 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 11:32:46,894 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_calculate_output_#res=-1, ULTIMATE.start_main_~output~0=-1} Honda state: {ULTIMATE.start_calculate_output_#res=-1, ULTIMATE.start_main_~output~0=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a291d446-7482-40c2-9cec-b866e093d4a6/bin-2019/uautomizer/z3 Starting monitored process 13 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 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:32:46,916 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:32:46,916 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:32:46,919 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 11:32:46,919 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a19~0=4} Honda state: {~a19~0=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a291d446-7482-40c2-9cec-b866e093d4a6/bin-2019/uautomizer/z3 Starting monitored process 14 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 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:32:46,942 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:32:46,942 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:32:46,944 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 11:32:46,944 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~ret3=0} Honda state: {ULTIMATE.start_main_#t~ret3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a291d446-7482-40c2-9cec-b866e093d4a6/bin-2019/uautomizer/z3 Starting monitored process 15 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 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:32:46,962 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:32:46,962 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:32:46,964 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 11:32:46,965 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a21~0=1} Honda state: {~a21~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a291d446-7482-40c2-9cec-b866e093d4a6/bin-2019/uautomizer/z3 Starting monitored process 16 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 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:32:46,984 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:32:46,984 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a291d446-7482-40c2-9cec-b866e093d4a6/bin-2019/uautomizer/z3 Starting monitored process 17 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 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:32:47,006 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 11:32:47,006 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:32:47,030 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-11-28 11:32:47,031 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 11:32:47,031 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 11:32:47,031 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 11:32:47,031 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 11:32:47,031 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 11:32:47,031 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:32:47,032 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 11:32:47,032 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 11:32:47,032 INFO L131 ssoRankerPreferences]: Filename of dumped script: Problem02_label57_true-unreach-call_false-termination.c_Iteration2_Loop [2018-11-28 11:32:47,032 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 11:32:47,032 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 11:32:47,033 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:32:47,062 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:32:47,148 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:32:47,153 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:32:47,162 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:32:47,165 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:32:47,173 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:32:47,178 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:32:47,260 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 11:32:47,260 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 11:32:47,260 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 [2018-11-28 11:32:47,261 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:47,261 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,261 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,261 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:47,261 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:32:47,262 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 11:32:47,262 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,263 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,263 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 [2018-11-28 11:32:47,263 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:47,263 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,264 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,264 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 11:32:47,264 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:32:47,264 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 11:32:47,264 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,264 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,265 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 [2018-11-28 11:32:47,265 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:47,265 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,266 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,266 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:47,266 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:32:47,266 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 11:32:47,266 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,267 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,267 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 [2018-11-28 11:32:47,267 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:47,267 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,267 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,267 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:47,267 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:32:47,268 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 11:32:47,268 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,268 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,268 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 [2018-11-28 11:32:47,269 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:47,269 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,269 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,269 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 11:32:47,269 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:32:47,269 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 11:32:47,269 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,270 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,271 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 [2018-11-28 11:32:47,271 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:47,271 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,271 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,271 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 11:32:47,271 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:32:47,272 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 11:32:47,272 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,273 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,274 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 [2018-11-28 11:32:47,274 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:47,274 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,274 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,274 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:47,274 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:32:47,275 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 11:32:47,275 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,276 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,276 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 [2018-11-28 11:32:47,276 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:47,276 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,276 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,277 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:47,277 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:32:47,277 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 11:32:47,277 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,278 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,278 INFO L497 LassoAnalysis]: Using template '2-nested'. [2018-11-28 11:32:47,278 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 [2018-11-28 11:32:47,278 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:47,278 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,278 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,279 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:47,279 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 11:32:47,279 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 11:32:47,279 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,280 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,280 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 [2018-11-28 11:32:47,280 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:47,280 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,280 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,280 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 11:32:47,280 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 11:32:47,281 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 11:32:47,281 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,281 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,281 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 [2018-11-28 11:32:47,282 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:47,282 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,282 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,282 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:47,282 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 11:32:47,282 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 11:32:47,282 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,283 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,283 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 [2018-11-28 11:32:47,283 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:47,283 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,283 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,283 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:47,283 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 11:32:47,284 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 11:32:47,284 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,284 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,285 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 [2018-11-28 11:32:47,285 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:47,285 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,285 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,285 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 11:32:47,285 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 11:32:47,286 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 11:32:47,286 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,287 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,287 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 [2018-11-28 11:32:47,288 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:47,288 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,288 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,288 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 11:32:47,288 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 11:32:47,288 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 11:32:47,288 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,291 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,291 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 [2018-11-28 11:32:47,291 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:47,292 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,292 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,292 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:47,292 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 11:32:47,292 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 11:32:47,292 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,294 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,294 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 [2018-11-28 11:32:47,294 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:47,295 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,295 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,295 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:47,295 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 11:32:47,295 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 11:32:47,295 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,296 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,296 INFO L497 LassoAnalysis]: Using template '3-nested'. [2018-11-28 11:32:47,297 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 [2018-11-28 11:32:47,297 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:47,297 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,297 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,297 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:47,297 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:32:47,297 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 11:32:47,298 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,298 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,299 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 [2018-11-28 11:32:47,299 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:47,299 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,299 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,299 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 11:32:47,299 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:32:47,300 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-11-28 11:32:47,300 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,300 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,300 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 [2018-11-28 11:32:47,301 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:47,301 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,301 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,301 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:47,301 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:32:47,301 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 11:32:47,301 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,302 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,302 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 [2018-11-28 11:32:47,302 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:47,302 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,302 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,302 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:47,303 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:32:47,303 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 11:32:47,303 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,304 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,304 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 [2018-11-28 11:32:47,304 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:47,304 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,304 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,304 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 11:32:47,305 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:32:47,305 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-11-28 11:32:47,305 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,307 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,307 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 [2018-11-28 11:32:47,308 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:47,308 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,308 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,308 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 11:32:47,308 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:32:47,308 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-11-28 11:32:47,309 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,312 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,312 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 [2018-11-28 11:32:47,312 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:47,312 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,313 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,313 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:47,313 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:32:47,313 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 11:32:47,313 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,315 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,316 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 [2018-11-28 11:32:47,316 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:47,316 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,316 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,316 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:47,316 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:32:47,317 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 11:32:47,317 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,318 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,319 INFO L497 LassoAnalysis]: Using template '4-nested'. [2018-11-28 11:32:47,321 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 [2018-11-28 11:32:47,322 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:47,322 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,322 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,322 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:47,322 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 11:32:47,322 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 11:32:47,322 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,323 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,324 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 [2018-11-28 11:32:47,324 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:47,324 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,324 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,324 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 11:32:47,324 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 11:32:47,325 INFO L402 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2018-11-28 11:32:47,325 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,325 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,326 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 [2018-11-28 11:32:47,326 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:47,326 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,326 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,326 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:47,326 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 11:32:47,327 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 11:32:47,327 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,327 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,327 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 [2018-11-28 11:32:47,328 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:47,328 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,328 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,328 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:47,328 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 11:32:47,328 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 11:32:47,328 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,329 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,330 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 [2018-11-28 11:32:47,330 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:47,330 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,330 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,330 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 11:32:47,330 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 11:32:47,331 INFO L402 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2018-11-28 11:32:47,331 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,333 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,333 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 [2018-11-28 11:32:47,334 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:47,334 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,334 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,334 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 11:32:47,334 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 11:32:47,335 INFO L402 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2018-11-28 11:32:47,335 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,338 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,339 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 [2018-11-28 11:32:47,339 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:47,339 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,339 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,339 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:47,339 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 11:32:47,340 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 11:32:47,340 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,343 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,343 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 [2018-11-28 11:32:47,343 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:32:47,343 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,344 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,344 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:47,344 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 11:32:47,344 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 11:32:47,344 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,346 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,346 INFO L497 LassoAnalysis]: Using template '2-phase'. [2018-11-28 11:32:47,346 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 [2018-11-28 11:32:47,347 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:47,347 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 11:32:47,347 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,347 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,347 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:47,347 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 11:32:47,347 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 11:32:47,347 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,349 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,349 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 [2018-11-28 11:32:47,349 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:47,350 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 11:32:47,350 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,350 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,350 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 11:32:47,350 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 11:32:47,350 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 11:32:47,350 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,351 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,351 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 [2018-11-28 11:32:47,351 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:47,352 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 11:32:47,352 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,352 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,352 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:47,352 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 11:32:47,352 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 11:32:47,352 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,353 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,353 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 [2018-11-28 11:32:47,353 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:47,353 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 11:32:47,353 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,354 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,354 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:47,354 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 11:32:47,354 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 11:32:47,354 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,355 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,356 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 [2018-11-28 11:32:47,356 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:47,356 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 11:32:47,356 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,356 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,356 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 11:32:47,356 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 11:32:47,357 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 11:32:47,357 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,360 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,360 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 [2018-11-28 11:32:47,361 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:47,361 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 11:32:47,361 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,361 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,361 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 11:32:47,361 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 11:32:47,362 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 11:32:47,362 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,367 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,367 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 [2018-11-28 11:32:47,368 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:47,368 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 11:32:47,368 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,368 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,368 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:47,368 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 11:32:47,369 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 11:32:47,369 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,374 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,374 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 [2018-11-28 11:32:47,375 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:47,375 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 11:32:47,375 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,375 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,375 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:47,375 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. [2018-11-28 11:32:47,375 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2018-11-28 11:32:47,376 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,377 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,378 INFO L497 LassoAnalysis]: Using template '3-phase'. [2018-11-28 11:32:47,378 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 [2018-11-28 11:32:47,378 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:47,378 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 11:32:47,378 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,378 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,378 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:47,379 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:32:47,379 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 11:32:47,379 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,381 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,381 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 [2018-11-28 11:32:47,382 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:47,382 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 11:32:47,382 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,382 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,382 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 11:32:47,382 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:32:47,383 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-11-28 11:32:47,383 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,384 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,384 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 [2018-11-28 11:32:47,384 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:47,384 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 11:32:47,385 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,385 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,385 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:47,385 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:32:47,385 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 11:32:47,385 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,386 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,386 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 [2018-11-28 11:32:47,387 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:47,387 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 11:32:47,387 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,387 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,387 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:47,387 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:32:47,388 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 11:32:47,388 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,390 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,390 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 [2018-11-28 11:32:47,390 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:47,390 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 11:32:47,390 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,391 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,391 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 11:32:47,391 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:32:47,392 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-11-28 11:32:47,392 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,396 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,397 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 [2018-11-28 11:32:47,397 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:47,397 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 11:32:47,397 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,397 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,397 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 11:32:47,398 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:32:47,399 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-11-28 11:32:47,399 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,408 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,408 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 [2018-11-28 11:32:47,408 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:47,409 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 11:32:47,409 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,409 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,409 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:47,409 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:32:47,410 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 11:32:47,410 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,415 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,415 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 [2018-11-28 11:32:47,415 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:47,415 INFO L339 nArgumentSynthesizer]: Template has degree 2. [2018-11-28 11:32:47,416 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,416 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,416 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:47,416 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:32:47,416 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 11:32:47,417 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,419 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,420 INFO L497 LassoAnalysis]: Using template '4-phase'. [2018-11-28 11:32:47,420 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 [2018-11-28 11:32:47,420 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:47,420 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 11:32:47,420 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,421 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,421 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:47,421 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 11:32:47,421 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 11:32:47,421 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,425 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,425 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 [2018-11-28 11:32:47,425 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:47,425 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 11:32:47,425 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,426 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,426 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 11:32:47,426 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 11:32:47,427 INFO L402 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2018-11-28 11:32:47,427 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,427 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,428 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 [2018-11-28 11:32:47,428 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:47,428 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 11:32:47,428 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,428 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,428 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:47,428 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 11:32:47,429 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 11:32:47,429 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,430 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,430 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 [2018-11-28 11:32:47,430 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:47,430 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 11:32:47,430 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,430 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,431 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:47,431 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 11:32:47,431 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 11:32:47,431 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,434 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,434 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 [2018-11-28 11:32:47,435 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:47,435 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 11:32:47,435 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,435 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,435 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 11:32:47,435 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 11:32:47,437 INFO L402 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2018-11-28 11:32:47,437 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,444 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,444 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 [2018-11-28 11:32:47,444 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:47,444 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 11:32:47,444 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,445 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,445 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 11:32:47,445 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 11:32:47,447 INFO L402 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2018-11-28 11:32:47,447 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,461 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,461 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 [2018-11-28 11:32:47,462 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:47,462 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 11:32:47,462 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,462 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,462 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:47,462 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 11:32:47,463 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 11:32:47,464 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,471 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,471 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 [2018-11-28 11:32:47,471 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:47,471 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 11:32:47,471 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,472 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,472 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:47,472 INFO L207 nArgumentSynthesizer]: 5 template conjuncts. [2018-11-28 11:32:47,473 INFO L402 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2018-11-28 11:32:47,473 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,477 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,477 INFO L497 LassoAnalysis]: Using template '2-lex'. [2018-11-28 11:32:47,478 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 [2018-11-28 11:32:47,478 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:47,478 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 11:32:47,478 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,478 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,478 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:47,478 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:32:47,479 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 11:32:47,479 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,480 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,480 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 [2018-11-28 11:32:47,481 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:47,481 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 11:32:47,481 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,481 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,481 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 11:32:47,481 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:32:47,481 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-11-28 11:32:47,481 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,483 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,483 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 [2018-11-28 11:32:47,483 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:47,483 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 11:32:47,483 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,483 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,484 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:47,484 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:32:47,484 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 11:32:47,484 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,485 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,485 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 [2018-11-28 11:32:47,485 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:47,486 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 11:32:47,486 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,486 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,486 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:47,486 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:32:47,486 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 11:32:47,486 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,487 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,488 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 [2018-11-28 11:32:47,488 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:47,488 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 11:32:47,488 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,488 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,488 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 11:32:47,489 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:32:47,489 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-11-28 11:32:47,489 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,493 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,493 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 [2018-11-28 11:32:47,493 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:47,493 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 11:32:47,493 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,494 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,494 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 11:32:47,494 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:32:47,494 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-11-28 11:32:47,494 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,500 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,500 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 [2018-11-28 11:32:47,500 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:47,500 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 11:32:47,501 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,501 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,501 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:47,501 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:32:47,501 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 11:32:47,501 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,507 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,507 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 [2018-11-28 11:32:47,508 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:47,508 INFO L339 nArgumentSynthesizer]: Template has degree 1. [2018-11-28 11:32:47,508 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,508 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,508 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:47,508 INFO L207 nArgumentSynthesizer]: 4 template conjuncts. [2018-11-28 11:32:47,509 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 11:32:47,509 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,511 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,511 INFO L497 LassoAnalysis]: Using template '3-lex'. [2018-11-28 11:32:47,512 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 [2018-11-28 11:32:47,512 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:47,512 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 11:32:47,512 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,512 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,512 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:47,512 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 11:32:47,513 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 11:32:47,513 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,515 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,515 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 [2018-11-28 11:32:47,515 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:47,515 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 11:32:47,515 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,516 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,516 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 11:32:47,516 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 11:32:47,516 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 11:32:47,516 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,518 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,518 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 [2018-11-28 11:32:47,518 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:47,518 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 11:32:47,518 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,519 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,519 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:47,519 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 11:32:47,519 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 11:32:47,519 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,521 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,521 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 [2018-11-28 11:32:47,521 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:47,521 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 11:32:47,522 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,522 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,522 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:47,522 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 11:32:47,522 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 11:32:47,522 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,524 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,524 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 [2018-11-28 11:32:47,525 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:47,525 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 11:32:47,525 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,525 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,525 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 11:32:47,525 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 11:32:47,526 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 11:32:47,526 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,535 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,536 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 [2018-11-28 11:32:47,536 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:47,536 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 11:32:47,536 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,536 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,536 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 11:32:47,537 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 11:32:47,538 INFO L402 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2018-11-28 11:32:47,538 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,552 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,553 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 [2018-11-28 11:32:47,553 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:47,553 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 11:32:47,553 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,554 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,554 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:47,554 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 11:32:47,555 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 11:32:47,555 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,568 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,568 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 [2018-11-28 11:32:47,569 WARN L334 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2018-11-28 11:32:47,569 INFO L339 nArgumentSynthesizer]: Template has degree 3. [2018-11-28 11:32:47,569 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:32:47,569 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:32:47,569 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:32:47,569 INFO L207 nArgumentSynthesizer]: 6 template conjuncts. [2018-11-28 11:32:47,570 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 11:32:47,570 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:32:47,575 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:32:47,575 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 11:32:47,575 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 11:32:47,575 INFO L87 Difference]: Start difference. First operand 305 states and 405 transitions. cyclomatic complexity: 101 Second operand 3 states. [2018-11-28 11:32:47,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:32:47,979 INFO L93 Difference]: Finished difference Result 590 states and 749 transitions. [2018-11-28 11:32:47,980 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 11:32:47,980 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 590 states and 749 transitions. [2018-11-28 11:32:47,985 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 588 [2018-11-28 11:32:47,990 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 590 states to 590 states and 749 transitions. [2018-11-28 11:32:47,990 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 590 [2018-11-28 11:32:47,991 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 590 [2018-11-28 11:32:47,991 INFO L73 IsDeterministic]: Start isDeterministic. Operand 590 states and 749 transitions. [2018-11-28 11:32:47,997 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-28 11:32:47,997 INFO L705 BuchiCegarLoop]: Abstraction has 590 states and 749 transitions. [2018-11-28 11:32:47,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 590 states and 749 transitions. [2018-11-28 11:32:48,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 590 to 590. [2018-11-28 11:32:48,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 590 states. [2018-11-28 11:32:48,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 590 states and 749 transitions. [2018-11-28 11:32:48,018 INFO L728 BuchiCegarLoop]: Abstraction has 590 states and 749 transitions. [2018-11-28 11:32:48,018 INFO L608 BuchiCegarLoop]: Abstraction has 590 states and 749 transitions. [2018-11-28 11:32:48,018 INFO L442 BuchiCegarLoop]: ======== Iteration 3============ [2018-11-28 11:32:48,018 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 590 states and 749 transitions. [2018-11-28 11:32:48,022 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 588 [2018-11-28 11:32:48,022 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 11:32:48,022 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 11:32:48,023 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-28 11:32:48,024 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:32:48,024 INFO L794 eck$LassoCheckResult]: Stem: 1666#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 1539#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 1540#L606-2 [2018-11-28 11:32:48,025 INFO L796 eck$LassoCheckResult]: Loop: 1540#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 1627#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 1657#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 1663#L35 assume 8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0);~a28~0 := 10;calculate_output_#res := 22; 1536#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 1898#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 1894#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 1890#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 1695#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 1674#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 1675#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 1848#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 1844#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 1840#L54 assume !((((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 1836#L59 assume !(1 == ~a19~0 && (((1 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0)))) && 1 == ~a11~0) && 1 == ~a21~0) && 9 == ~a17~0); 1832#L65 assume !(1 == ~a19~0 && (8 == ~a17~0 && (6 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a11~0)) && 1 == ~a21~0); 1828#L69 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 1 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a19~0)) && 8 == ~a17~0); 1824#L74 assume !(!(1 == ~a19~0) && (((8 == ~a17~0 && 1 == ~a25~0 && 3 == calculate_output_~input) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a21~0); 1820#L82 assume !(((!(1 == ~a19~0) && 1 == ~a21~0 && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0))) && 4 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 1815#L91 assume !(8 == ~a17~0 && 1 == ~a21~0 && 1 == ~a25~0 && 1 == ~a19~0 && !(1 == ~a11~0) && 11 == ~a28~0 && 3 == calculate_output_~input); 1814#L95 assume !(9 == ~a28~0 && ((!(1 == ~a19~0) && (3 == calculate_output_~input && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0); 1745#L99 assume !((!(1 == ~a11~0) && (11 == ~a28~0 && 1 == ~a25~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 1 == ~a21~0); 1746#L106 assume !((1 == ~a11~0 && ((((1 == ~a25~0 && 8 == ~a28~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) && 6 == calculate_output_~input) && 1 == ~a19~0) && 9 == ~a17~0) && 1 == ~a21~0); 1806#L113 assume !(8 == ~a17~0 && 1 == ~a21~0 && !(1 == ~a11~0) && !(1 == ~a19~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 3 == calculate_output_~input); 1805#L119 assume !((((1 == ~a21~0 && 10 == ~a28~0 && 1 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a19~0)); 1804#L123 assume !(!(1 == ~a11~0) && !(1 == ~a19~0) && (8 == ~a17~0 && 6 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (8 == ~a28~0 && 1 == ~a25~0))) && 1 == ~a21~0); 1803#L130 assume !(((8 == ~a17~0 && !(1 == ~a19~0) && (6 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 9 == ~a28~0); 1743#L134 assume !(!(1 == ~a11~0) && (!(1 == ~a25~0) && (1 == ~a21~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 11 == ~a28~0); 1744#L139 assume !((1 == ~a11~0 && (1 == ~a19~0 && 1 == ~a21~0 && (1 == ~a25~0 || !(1 == ~a25~0)) && 4 == calculate_output_~input) && 9 == ~a17~0) && 9 == ~a28~0); 1797#L143 assume !((!(1 == ~a11~0) && 9 == ~a28~0 && ((!(1 == ~a19~0) && 5 == calculate_output_~input) && !(1 == ~a25~0)) && 1 == ~a21~0) && 8 == ~a17~0); 1793#L148 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && (((7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) || (8 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && !(1 == ~a19~0)) && 1 == ~a21~0); 1788#L154 assume !(1 == ~a21~0 && !(1 == ~a19~0) && ((5 == calculate_output_~input && ((8 == ~a28~0 && 1 == ~a25~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && !(1 == ~a11~0)) && 8 == ~a17~0); 1787#L159 assume !((9 == ~a17~0 && (8 == ~a28~0 && (1 == calculate_output_~input && 1 == ~a19~0) && !(1 == ~a25~0)) && 1 == ~a11~0) && 1 == ~a21~0); 1786#L165 assume !((1 == ~a21~0 && 1 == ~a19~0 && 7 == ~a28~0 && 8 == ~a17~0 && !(1 == ~a25~0) && 3 == calculate_output_~input) && !(1 == ~a11~0)); 1784#L169 assume !(11 == ~a28~0 && (8 == ~a17~0 && ((6 == calculate_output_~input && 1 == ~a21~0) && 1 == ~a19~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)); 1782#L175 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && 1 == ~a21~0 && 3 == calculate_output_~input && 8 == ~a28~0) && 1 == ~a19~0) && 1 == ~a25~0); 1777#L179 assume !((1 == ~a21~0 && (1 == ~a19~0 && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0)) && 4 == calculate_output_~input) && 1 == ~a11~0) && 9 == ~a17~0); 1774#L185 assume !(((!(1 == ~a11~0) && 8 == ~a17~0 && (4 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a28~0) && 1 == ~a21~0) && 1 == ~a25~0); 1773#L187 assume !(1 == ~a19~0 && ((((4 == calculate_output_~input && 1 == ~a21~0) && 9 == ~a28~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 1772#L189 assume !(8 == ~a17~0 && ((((1 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a11~0)) && 1 == ~a19~0) && !(1 == ~a25~0)) && 9 == ~a28~0); 1771#L191 assume !((((((4 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a21~0) && 8 == ~a17~0) && 10 == ~a28~0) && 1 == ~a19~0); 1769#L194 assume !((!(1 == ~a25~0) && 1 == ~a11~0 && 8 == ~a28~0 && (9 == ~a17~0 && 4 == calculate_output_~input) && 1 == ~a19~0) && 1 == ~a21~0); 1767#L198 assume !(!(1 == ~a19~0) && 8 == ~a17~0 && 10 == ~a28~0 && (1 == ~a25~0 && !(1 == ~a11~0) && 5 == calculate_output_~input) && 1 == ~a21~0); 1708#L202 assume !((((1 == ~a21~0 && 1 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 8 == ~a17~0) && !(1 == ~a11~0)) && 1 == ~a19~0); 1709#L212 assume !(1 == ~a21~0 && ((1 == ~a19~0 && 1 == ~a25~0 && 11 == ~a28~0 && 6 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 1872#L215 assume !(!(1 == ~a11~0) && 1 == ~a19~0 && 10 == ~a28~0 && (((1 == ~a25~0 || !(1 == ~a25~0)) && 5 == calculate_output_~input) && 8 == ~a17~0) && 1 == ~a21~0); 1868#L218 assume !((((9 == ~a17~0 && ((1 == ~a25~0 || !(1 == ~a25~0)) && 6 == calculate_output_~input) && 1 == ~a11~0) && 1 == ~a19~0) && 1 == ~a21~0) && 9 == ~a28~0); 1864#L223 assume !((8 == ~a17~0 && (((6 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a19~0)) && !(1 == ~a11~0)) && 10 == ~a28~0) && 1 == ~a21~0); 1862#L225 assume !((!(1 == ~a19~0) && 8 == ~a17~0 && !(1 == ~a11~0) && 1 == calculate_output_~input && (((10 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 11 == ~a28~0)) || (!(1 == ~a25~0) && 11 == ~a28~0))) && 1 == ~a21~0); 1861#L232 assume !((((((1 == calculate_output_~input && 1 == ~a21~0) && 9 == ~a28~0) && !(1 == ~a19~0)) && !(1 == ~a25~0)) && 8 == ~a17~0) && !(1 == ~a11~0)); 1859#L234 assume !(8 == ~a17~0 && ((!(1 == ~a11~0) && (!(1 == ~a25~0) && 4 == calculate_output_~input) && 1 == ~a19~0) && 7 == ~a28~0) && 1 == ~a21~0); 1857#L237 assume !(!(1 == ~a11~0) && (8 == ~a17~0 && (((!(1 == ~a25~0) && 11 == ~a28~0) || (!(1 == ~a25~0) && 10 == ~a28~0) || (11 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a19~0)); 1855#L248 assume !((((!(1 == ~a11~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 5 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a19~0)) && 8 == ~a17~0); 1853#L253 assume (9 == ~a17~0 && (((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && 1 == ~a11~0) && 1 == ~a21~0) && 1 == ~a19~0) && 9 == ~a28~0;~a28~0 := 7;~a17~0 := 8;~a25~0 := 0;~a11~0 := 0;calculate_output_#res := -1; 1679#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 1540#L606-2 [2018-11-28 11:32:48,025 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:32:48,025 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 3 times [2018-11-28 11:32:48,025 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:32:48,026 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:32:48,026 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:32:48,026 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:32:48,026 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:32:48,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:32:48,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:32:48,030 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:32:48,030 INFO L82 PathProgramCache]: Analyzing trace with hash -695559695, now seen corresponding path program 1 times [2018-11-28 11:32:48,030 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:32:48,030 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:32:48,030 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:32:48,030 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 11:32:48,030 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:32:48,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:32:48,155 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:32:48,155 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:32:48,155 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 11:32:48,155 INFO L811 eck$LassoCheckResult]: loop already infeasible [2018-11-28 11:32:48,156 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 11:32:48,156 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-28 11:32:48,156 INFO L87 Difference]: Start difference. First operand 590 states and 749 transitions. cyclomatic complexity: 160 Second operand 4 states. [2018-11-28 11:32:48,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:32:48,748 INFO L93 Difference]: Finished difference Result 1154 states and 1436 transitions. [2018-11-28 11:32:48,748 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 11:32:48,748 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1154 states and 1436 transitions. [2018-11-28 11:32:48,755 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 1150 [2018-11-28 11:32:48,761 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1154 states to 1154 states and 1436 transitions. [2018-11-28 11:32:48,761 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1154 [2018-11-28 11:32:48,762 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1154 [2018-11-28 11:32:48,762 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1154 states and 1436 transitions. [2018-11-28 11:32:48,764 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-28 11:32:48,764 INFO L705 BuchiCegarLoop]: Abstraction has 1154 states and 1436 transitions. [2018-11-28 11:32:48,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1154 states and 1436 transitions. [2018-11-28 11:32:48,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1154 to 1151. [2018-11-28 11:32:48,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1151 states. [2018-11-28 11:32:48,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 1151 states and 1430 transitions. [2018-11-28 11:32:48,785 INFO L728 BuchiCegarLoop]: Abstraction has 1151 states and 1430 transitions. [2018-11-28 11:32:48,785 INFO L608 BuchiCegarLoop]: Abstraction has 1151 states and 1430 transitions. [2018-11-28 11:32:48,785 INFO L442 BuchiCegarLoop]: ======== Iteration 4============ [2018-11-28 11:32:48,785 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1151 states and 1430 transitions. [2018-11-28 11:32:48,790 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 1147 [2018-11-28 11:32:48,790 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 11:32:48,791 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 11:32:48,792 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-28 11:32:48,792 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:32:48,792 INFO L794 eck$LassoCheckResult]: Stem: 3434#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 3291#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 3292#L606-2 [2018-11-28 11:32:48,793 INFO L796 eck$LassoCheckResult]: Loop: 3292#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 3683#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 3682#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 3681#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 3680#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 3679#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 3678#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 3677#L50 assume 1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0;~a28~0 := 11;~a25~0 := 1;calculate_output_#res := 26; 3288#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 3909#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 3904#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 3892#L30 assume ((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0;~a28~0 := 9;~a11~0 := 1;~a25~0 := 1;calculate_output_#res := -1; 3338#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 3875#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 3872#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 3869#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 3866#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 3863#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 3859#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 3857#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 3856#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 3855#L54 assume !((((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 3850#L59 assume !(1 == ~a19~0 && (((1 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0)))) && 1 == ~a11~0) && 1 == ~a21~0) && 9 == ~a17~0); 3849#L65 assume !(1 == ~a19~0 && (8 == ~a17~0 && (6 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a11~0)) && 1 == ~a21~0); 3848#L69 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 1 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a19~0)) && 8 == ~a17~0); 3847#L74 assume !(!(1 == ~a19~0) && (((8 == ~a17~0 && 1 == ~a25~0 && 3 == calculate_output_~input) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a21~0); 3845#L82 assume !(((!(1 == ~a19~0) && 1 == ~a21~0 && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0))) && 4 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 3843#L91 assume !(8 == ~a17~0 && 1 == ~a21~0 && 1 == ~a25~0 && 1 == ~a19~0 && !(1 == ~a11~0) && 11 == ~a28~0 && 3 == calculate_output_~input); 3841#L95 assume !(9 == ~a28~0 && ((!(1 == ~a19~0) && (3 == calculate_output_~input && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0); 3839#L99 assume !((!(1 == ~a11~0) && (11 == ~a28~0 && 1 == ~a25~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 1 == ~a21~0); 3837#L106 assume !((1 == ~a11~0 && ((((1 == ~a25~0 && 8 == ~a28~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) && 6 == calculate_output_~input) && 1 == ~a19~0) && 9 == ~a17~0) && 1 == ~a21~0); 3835#L113 assume !(8 == ~a17~0 && 1 == ~a21~0 && !(1 == ~a11~0) && !(1 == ~a19~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 3 == calculate_output_~input); 3833#L119 assume !((((1 == ~a21~0 && 10 == ~a28~0 && 1 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a19~0)); 3831#L123 assume !(!(1 == ~a11~0) && !(1 == ~a19~0) && (8 == ~a17~0 && 6 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (8 == ~a28~0 && 1 == ~a25~0))) && 1 == ~a21~0); 3829#L130 assume !(((8 == ~a17~0 && !(1 == ~a19~0) && (6 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 9 == ~a28~0); 3827#L134 assume !(!(1 == ~a11~0) && (!(1 == ~a25~0) && (1 == ~a21~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 11 == ~a28~0); 3825#L139 assume !((1 == ~a11~0 && (1 == ~a19~0 && 1 == ~a21~0 && (1 == ~a25~0 || !(1 == ~a25~0)) && 4 == calculate_output_~input) && 9 == ~a17~0) && 9 == ~a28~0); 3823#L143 assume !((!(1 == ~a11~0) && 9 == ~a28~0 && ((!(1 == ~a19~0) && 5 == calculate_output_~input) && !(1 == ~a25~0)) && 1 == ~a21~0) && 8 == ~a17~0); 3821#L148 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && (((7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) || (8 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && !(1 == ~a19~0)) && 1 == ~a21~0); 3819#L154 assume !(1 == ~a21~0 && !(1 == ~a19~0) && ((5 == calculate_output_~input && ((8 == ~a28~0 && 1 == ~a25~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && !(1 == ~a11~0)) && 8 == ~a17~0); 3817#L159 assume !((9 == ~a17~0 && (8 == ~a28~0 && (1 == calculate_output_~input && 1 == ~a19~0) && !(1 == ~a25~0)) && 1 == ~a11~0) && 1 == ~a21~0); 3815#L165 assume !((1 == ~a21~0 && 1 == ~a19~0 && 7 == ~a28~0 && 8 == ~a17~0 && !(1 == ~a25~0) && 3 == calculate_output_~input) && !(1 == ~a11~0)); 3813#L169 assume !(11 == ~a28~0 && (8 == ~a17~0 && ((6 == calculate_output_~input && 1 == ~a21~0) && 1 == ~a19~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)); 3811#L175 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && 1 == ~a21~0 && 3 == calculate_output_~input && 8 == ~a28~0) && 1 == ~a19~0) && 1 == ~a25~0); 3809#L179 assume !((1 == ~a21~0 && (1 == ~a19~0 && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0)) && 4 == calculate_output_~input) && 1 == ~a11~0) && 9 == ~a17~0); 3807#L185 assume !(((!(1 == ~a11~0) && 8 == ~a17~0 && (4 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a28~0) && 1 == ~a21~0) && 1 == ~a25~0); 3805#L187 assume !(1 == ~a19~0 && ((((4 == calculate_output_~input && 1 == ~a21~0) && 9 == ~a28~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 3803#L189 assume !(8 == ~a17~0 && ((((1 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a11~0)) && 1 == ~a19~0) && !(1 == ~a25~0)) && 9 == ~a28~0); 3801#L191 assume !((((((4 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a21~0) && 8 == ~a17~0) && 10 == ~a28~0) && 1 == ~a19~0); 3799#L194 assume !((!(1 == ~a25~0) && 1 == ~a11~0 && 8 == ~a28~0 && (9 == ~a17~0 && 4 == calculate_output_~input) && 1 == ~a19~0) && 1 == ~a21~0); 3797#L198 assume !(!(1 == ~a19~0) && 8 == ~a17~0 && 10 == ~a28~0 && (1 == ~a25~0 && !(1 == ~a11~0) && 5 == calculate_output_~input) && 1 == ~a21~0); 3795#L202 assume !((((1 == ~a21~0 && 1 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 8 == ~a17~0) && !(1 == ~a11~0)) && 1 == ~a19~0); 3793#L212 assume !(1 == ~a21~0 && ((1 == ~a19~0 && 1 == ~a25~0 && 11 == ~a28~0 && 6 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 3791#L215 assume !(!(1 == ~a11~0) && 1 == ~a19~0 && 10 == ~a28~0 && (((1 == ~a25~0 || !(1 == ~a25~0)) && 5 == calculate_output_~input) && 8 == ~a17~0) && 1 == ~a21~0); 3789#L218 assume !((((9 == ~a17~0 && ((1 == ~a25~0 || !(1 == ~a25~0)) && 6 == calculate_output_~input) && 1 == ~a11~0) && 1 == ~a19~0) && 1 == ~a21~0) && 9 == ~a28~0); 3787#L223 assume !((8 == ~a17~0 && (((6 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a19~0)) && !(1 == ~a11~0)) && 10 == ~a28~0) && 1 == ~a21~0); 3785#L225 assume !((!(1 == ~a19~0) && 8 == ~a17~0 && !(1 == ~a11~0) && 1 == calculate_output_~input && (((10 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 11 == ~a28~0)) || (!(1 == ~a25~0) && 11 == ~a28~0))) && 1 == ~a21~0); 3783#L232 assume !((((((1 == calculate_output_~input && 1 == ~a21~0) && 9 == ~a28~0) && !(1 == ~a19~0)) && !(1 == ~a25~0)) && 8 == ~a17~0) && !(1 == ~a11~0)); 3781#L234 assume !(8 == ~a17~0 && ((!(1 == ~a11~0) && (!(1 == ~a25~0) && 4 == calculate_output_~input) && 1 == ~a19~0) && 7 == ~a28~0) && 1 == ~a21~0); 3779#L237 assume !(!(1 == ~a11~0) && (8 == ~a17~0 && (((!(1 == ~a25~0) && 11 == ~a28~0) || (!(1 == ~a25~0) && 10 == ~a28~0) || (11 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a19~0)); 3772#L248 assume !((((!(1 == ~a11~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 5 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a19~0)) && 8 == ~a17~0); 3685#L253 assume (9 == ~a17~0 && (((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && 1 == ~a11~0) && 1 == ~a21~0) && 1 == ~a19~0) && 9 == ~a28~0;~a28~0 := 7;~a17~0 := 8;~a25~0 := 0;~a11~0 := 0;calculate_output_#res := -1; 3684#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 3292#L606-2 [2018-11-28 11:32:48,793 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:32:48,793 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 4 times [2018-11-28 11:32:48,793 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:32:48,793 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:32:48,794 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:32:48,794 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:32:48,794 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:32:48,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:32:48,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:32:48,798 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:32:48,798 INFO L82 PathProgramCache]: Analyzing trace with hash -917902191, now seen corresponding path program 1 times [2018-11-28 11:32:48,798 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:32:48,798 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:32:48,799 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:32:48,799 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 11:32:48,799 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:32:48,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:32:48,858 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-28 11:32:48,858 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:32:48,858 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 11:32:48,859 INFO L811 eck$LassoCheckResult]: loop already infeasible [2018-11-28 11:32:48,859 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 11:32:48,859 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 11:32:48,859 INFO L87 Difference]: Start difference. First operand 1151 states and 1430 transitions. cyclomatic complexity: 281 Second operand 3 states. [2018-11-28 11:32:49,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:32:49,169 INFO L93 Difference]: Finished difference Result 1291 states and 1575 transitions. [2018-11-28 11:32:49,169 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 11:32:49,170 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1291 states and 1575 transitions. [2018-11-28 11:32:49,174 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 1287 [2018-11-28 11:32:49,178 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1291 states to 1291 states and 1575 transitions. [2018-11-28 11:32:49,179 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1291 [2018-11-28 11:32:49,180 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1291 [2018-11-28 11:32:49,180 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1291 states and 1575 transitions. [2018-11-28 11:32:49,181 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-28 11:32:49,182 INFO L705 BuchiCegarLoop]: Abstraction has 1291 states and 1575 transitions. [2018-11-28 11:32:49,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1291 states and 1575 transitions. [2018-11-28 11:32:49,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1291 to 1291. [2018-11-28 11:32:49,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1291 states. [2018-11-28 11:32:49,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1291 states to 1291 states and 1575 transitions. [2018-11-28 11:32:49,199 INFO L728 BuchiCegarLoop]: Abstraction has 1291 states and 1575 transitions. [2018-11-28 11:32:49,199 INFO L608 BuchiCegarLoop]: Abstraction has 1291 states and 1575 transitions. [2018-11-28 11:32:49,199 INFO L442 BuchiCegarLoop]: ======== Iteration 5============ [2018-11-28 11:32:49,199 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1291 states and 1575 transitions. [2018-11-28 11:32:49,203 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 1287 [2018-11-28 11:32:49,204 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 11:32:49,204 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 11:32:49,205 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-28 11:32:49,205 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:32:49,205 INFO L794 eck$LassoCheckResult]: Stem: 5882#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 5738#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 5739#L606-2 [2018-11-28 11:32:49,206 INFO L796 eck$LassoCheckResult]: Loop: 5739#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 6148#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 6147#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 6146#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 6145#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 6144#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 6143#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 6142#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 6141#L54 assume !((((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 6140#L59 assume !(1 == ~a19~0 && (((1 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0)))) && 1 == ~a11~0) && 1 == ~a21~0) && 9 == ~a17~0); 6139#L65 assume !(1 == ~a19~0 && (8 == ~a17~0 && (6 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a11~0)) && 1 == ~a21~0); 6138#L69 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 1 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a19~0)) && 8 == ~a17~0); 6137#L74 assume !(!(1 == ~a19~0) && (((8 == ~a17~0 && 1 == ~a25~0 && 3 == calculate_output_~input) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a21~0); 6136#L82 assume !(((!(1 == ~a19~0) && 1 == ~a21~0 && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0))) && 4 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 6135#L91 assume !(8 == ~a17~0 && 1 == ~a21~0 && 1 == ~a25~0 && 1 == ~a19~0 && !(1 == ~a11~0) && 11 == ~a28~0 && 3 == calculate_output_~input); 6134#L95 assume !(9 == ~a28~0 && ((!(1 == ~a19~0) && (3 == calculate_output_~input && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0); 6133#L99 assume !((!(1 == ~a11~0) && (11 == ~a28~0 && 1 == ~a25~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 1 == ~a21~0); 6132#L106 assume (1 == ~a11~0 && ((((1 == ~a25~0 && 8 == ~a28~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) && 6 == calculate_output_~input) && 1 == ~a19~0) && 9 == ~a17~0) && 1 == ~a21~0;~a17~0 := 8;~a25~0 := 0;~a19~0 := 0;~a28~0 := 11;~a11~0 := 0;calculate_output_#res := 23; 5812#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 6335#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 6332#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 6329#L30 assume ((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0;~a28~0 := 9;~a11~0 := 1;~a25~0 := 1;calculate_output_#res := -1; 5786#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 6333#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 6330#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 6327#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 6324#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 6321#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 6318#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 6316#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 6315#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 6314#L54 assume !((((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 6313#L59 assume !(1 == ~a19~0 && (((1 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0)))) && 1 == ~a11~0) && 1 == ~a21~0) && 9 == ~a17~0); 6312#L65 assume !(1 == ~a19~0 && (8 == ~a17~0 && (6 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a11~0)) && 1 == ~a21~0); 6311#L69 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 1 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a19~0)) && 8 == ~a17~0); 6310#L74 assume !(!(1 == ~a19~0) && (((8 == ~a17~0 && 1 == ~a25~0 && 3 == calculate_output_~input) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a21~0); 6309#L82 assume !(((!(1 == ~a19~0) && 1 == ~a21~0 && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0))) && 4 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 6307#L91 assume !(8 == ~a17~0 && 1 == ~a21~0 && 1 == ~a25~0 && 1 == ~a19~0 && !(1 == ~a11~0) && 11 == ~a28~0 && 3 == calculate_output_~input); 6305#L95 assume !(9 == ~a28~0 && ((!(1 == ~a19~0) && (3 == calculate_output_~input && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0); 6303#L99 assume !((!(1 == ~a11~0) && (11 == ~a28~0 && 1 == ~a25~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 1 == ~a21~0); 6301#L106 assume !((1 == ~a11~0 && ((((1 == ~a25~0 && 8 == ~a28~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) && 6 == calculate_output_~input) && 1 == ~a19~0) && 9 == ~a17~0) && 1 == ~a21~0); 6299#L113 assume !(8 == ~a17~0 && 1 == ~a21~0 && !(1 == ~a11~0) && !(1 == ~a19~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 3 == calculate_output_~input); 6297#L119 assume !((((1 == ~a21~0 && 10 == ~a28~0 && 1 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a19~0)); 6295#L123 assume !(!(1 == ~a11~0) && !(1 == ~a19~0) && (8 == ~a17~0 && 6 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (8 == ~a28~0 && 1 == ~a25~0))) && 1 == ~a21~0); 6293#L130 assume !(((8 == ~a17~0 && !(1 == ~a19~0) && (6 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 9 == ~a28~0); 6291#L134 assume !(!(1 == ~a11~0) && (!(1 == ~a25~0) && (1 == ~a21~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 11 == ~a28~0); 6289#L139 assume !((1 == ~a11~0 && (1 == ~a19~0 && 1 == ~a21~0 && (1 == ~a25~0 || !(1 == ~a25~0)) && 4 == calculate_output_~input) && 9 == ~a17~0) && 9 == ~a28~0); 6287#L143 assume !((!(1 == ~a11~0) && 9 == ~a28~0 && ((!(1 == ~a19~0) && 5 == calculate_output_~input) && !(1 == ~a25~0)) && 1 == ~a21~0) && 8 == ~a17~0); 6285#L148 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && (((7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) || (8 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && !(1 == ~a19~0)) && 1 == ~a21~0); 6283#L154 assume !(1 == ~a21~0 && !(1 == ~a19~0) && ((5 == calculate_output_~input && ((8 == ~a28~0 && 1 == ~a25~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && !(1 == ~a11~0)) && 8 == ~a17~0); 6281#L159 assume !((9 == ~a17~0 && (8 == ~a28~0 && (1 == calculate_output_~input && 1 == ~a19~0) && !(1 == ~a25~0)) && 1 == ~a11~0) && 1 == ~a21~0); 6279#L165 assume !((1 == ~a21~0 && 1 == ~a19~0 && 7 == ~a28~0 && 8 == ~a17~0 && !(1 == ~a25~0) && 3 == calculate_output_~input) && !(1 == ~a11~0)); 6277#L169 assume !(11 == ~a28~0 && (8 == ~a17~0 && ((6 == calculate_output_~input && 1 == ~a21~0) && 1 == ~a19~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)); 6275#L175 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && 1 == ~a21~0 && 3 == calculate_output_~input && 8 == ~a28~0) && 1 == ~a19~0) && 1 == ~a25~0); 6273#L179 assume !((1 == ~a21~0 && (1 == ~a19~0 && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0)) && 4 == calculate_output_~input) && 1 == ~a11~0) && 9 == ~a17~0); 6271#L185 assume !(((!(1 == ~a11~0) && 8 == ~a17~0 && (4 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a28~0) && 1 == ~a21~0) && 1 == ~a25~0); 6269#L187 assume !(1 == ~a19~0 && ((((4 == calculate_output_~input && 1 == ~a21~0) && 9 == ~a28~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 6267#L189 assume !(8 == ~a17~0 && ((((1 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a11~0)) && 1 == ~a19~0) && !(1 == ~a25~0)) && 9 == ~a28~0); 6265#L191 assume !((((((4 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a21~0) && 8 == ~a17~0) && 10 == ~a28~0) && 1 == ~a19~0); 6263#L194 assume !((!(1 == ~a25~0) && 1 == ~a11~0 && 8 == ~a28~0 && (9 == ~a17~0 && 4 == calculate_output_~input) && 1 == ~a19~0) && 1 == ~a21~0); 6261#L198 assume !(!(1 == ~a19~0) && 8 == ~a17~0 && 10 == ~a28~0 && (1 == ~a25~0 && !(1 == ~a11~0) && 5 == calculate_output_~input) && 1 == ~a21~0); 6259#L202 assume !((((1 == ~a21~0 && 1 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 8 == ~a17~0) && !(1 == ~a11~0)) && 1 == ~a19~0); 6257#L212 assume !(1 == ~a21~0 && ((1 == ~a19~0 && 1 == ~a25~0 && 11 == ~a28~0 && 6 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 6255#L215 assume !(!(1 == ~a11~0) && 1 == ~a19~0 && 10 == ~a28~0 && (((1 == ~a25~0 || !(1 == ~a25~0)) && 5 == calculate_output_~input) && 8 == ~a17~0) && 1 == ~a21~0); 6253#L218 assume !((((9 == ~a17~0 && ((1 == ~a25~0 || !(1 == ~a25~0)) && 6 == calculate_output_~input) && 1 == ~a11~0) && 1 == ~a19~0) && 1 == ~a21~0) && 9 == ~a28~0); 6250#L223 assume !((8 == ~a17~0 && (((6 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a19~0)) && !(1 == ~a11~0)) && 10 == ~a28~0) && 1 == ~a21~0); 6248#L225 assume !((!(1 == ~a19~0) && 8 == ~a17~0 && !(1 == ~a11~0) && 1 == calculate_output_~input && (((10 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 11 == ~a28~0)) || (!(1 == ~a25~0) && 11 == ~a28~0))) && 1 == ~a21~0); 6246#L232 assume !((((((1 == calculate_output_~input && 1 == ~a21~0) && 9 == ~a28~0) && !(1 == ~a19~0)) && !(1 == ~a25~0)) && 8 == ~a17~0) && !(1 == ~a11~0)); 6244#L234 assume !(8 == ~a17~0 && ((!(1 == ~a11~0) && (!(1 == ~a25~0) && 4 == calculate_output_~input) && 1 == ~a19~0) && 7 == ~a28~0) && 1 == ~a21~0); 6241#L237 assume !(!(1 == ~a11~0) && (8 == ~a17~0 && (((!(1 == ~a25~0) && 11 == ~a28~0) || (!(1 == ~a25~0) && 10 == ~a28~0) || (11 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a19~0)); 6236#L248 assume !((((!(1 == ~a11~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 5 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a19~0)) && 8 == ~a17~0); 6150#L253 assume (9 == ~a17~0 && (((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && 1 == ~a11~0) && 1 == ~a21~0) && 1 == ~a19~0) && 9 == ~a28~0;~a28~0 := 7;~a17~0 := 8;~a25~0 := 0;~a11~0 := 0;calculate_output_#res := -1; 6149#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 5739#L606-2 [2018-11-28 11:32:49,206 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:32:49,206 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 5 times [2018-11-28 11:32:49,206 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:32:49,206 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:32:49,207 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:32:49,207 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:32:49,207 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:32:49,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:32:49,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:32:49,210 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:32:49,210 INFO L82 PathProgramCache]: Analyzing trace with hash -925782543, now seen corresponding path program 1 times [2018-11-28 11:32:49,211 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:32:49,211 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:32:49,211 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:32:49,211 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 11:32:49,211 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:32:49,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:32:49,241 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-28 11:32:49,241 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:32:49,241 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 11:32:49,242 INFO L811 eck$LassoCheckResult]: loop already infeasible [2018-11-28 11:32:49,242 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 11:32:49,242 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 11:32:49,242 INFO L87 Difference]: Start difference. First operand 1291 states and 1575 transitions. cyclomatic complexity: 286 Second operand 3 states. [2018-11-28 11:32:49,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:32:49,589 INFO L93 Difference]: Finished difference Result 1290 states and 1468 transitions. [2018-11-28 11:32:49,590 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 11:32:49,590 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1290 states and 1468 transitions. [2018-11-28 11:32:49,595 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 1287 [2018-11-28 11:32:49,601 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1290 states to 1290 states and 1468 transitions. [2018-11-28 11:32:49,601 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1290 [2018-11-28 11:32:49,603 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1290 [2018-11-28 11:32:49,604 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1290 states and 1468 transitions. [2018-11-28 11:32:49,606 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-28 11:32:49,606 INFO L705 BuchiCegarLoop]: Abstraction has 1290 states and 1468 transitions. [2018-11-28 11:32:49,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1290 states and 1468 transitions. [2018-11-28 11:32:49,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1290 to 1290. [2018-11-28 11:32:49,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1290 states. [2018-11-28 11:32:49,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 1290 states and 1468 transitions. [2018-11-28 11:32:49,621 INFO L728 BuchiCegarLoop]: Abstraction has 1290 states and 1468 transitions. [2018-11-28 11:32:49,621 INFO L608 BuchiCegarLoop]: Abstraction has 1290 states and 1468 transitions. [2018-11-28 11:32:49,621 INFO L442 BuchiCegarLoop]: ======== Iteration 6============ [2018-11-28 11:32:49,621 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1290 states and 1468 transitions. [2018-11-28 11:32:49,625 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 1287 [2018-11-28 11:32:49,626 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 11:32:49,626 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 11:32:49,627 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-28 11:32:49,627 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:32:49,627 INFO L794 eck$LassoCheckResult]: Stem: 8462#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 8325#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 8326#L606-2 [2018-11-28 11:32:49,627 INFO L796 eck$LassoCheckResult]: Loop: 8326#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 8712#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 8710#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 8708#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 8706#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 8704#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 8702#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 8685#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 8683#L54 assume !((((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 8680#L59 assume !(1 == ~a19~0 && (((1 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0)))) && 1 == ~a11~0) && 1 == ~a21~0) && 9 == ~a17~0); 8677#L65 assume !(1 == ~a19~0 && (8 == ~a17~0 && (6 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a11~0)) && 1 == ~a21~0); 8674#L69 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 1 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a19~0)) && 8 == ~a17~0); 8671#L74 assume !(!(1 == ~a19~0) && (((8 == ~a17~0 && 1 == ~a25~0 && 3 == calculate_output_~input) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a21~0); 8668#L82 assume !(((!(1 == ~a19~0) && 1 == ~a21~0 && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0))) && 4 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 8665#L91 assume !(8 == ~a17~0 && 1 == ~a21~0 && 1 == ~a25~0 && 1 == ~a19~0 && !(1 == ~a11~0) && 11 == ~a28~0 && 3 == calculate_output_~input); 8662#L95 assume !(9 == ~a28~0 && ((!(1 == ~a19~0) && (3 == calculate_output_~input && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0); 8659#L99 assume !((!(1 == ~a11~0) && (11 == ~a28~0 && 1 == ~a25~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 1 == ~a21~0); 8656#L106 assume !((1 == ~a11~0 && ((((1 == ~a25~0 && 8 == ~a28~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) && 6 == calculate_output_~input) && 1 == ~a19~0) && 9 == ~a17~0) && 1 == ~a21~0); 8652#L113 assume !(8 == ~a17~0 && 1 == ~a21~0 && !(1 == ~a11~0) && !(1 == ~a19~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 3 == calculate_output_~input); 8649#L119 assume !((((1 == ~a21~0 && 10 == ~a28~0 && 1 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a19~0)); 8646#L123 assume !(!(1 == ~a11~0) && !(1 == ~a19~0) && (8 == ~a17~0 && 6 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (8 == ~a28~0 && 1 == ~a25~0))) && 1 == ~a21~0); 8643#L130 assume !(((8 == ~a17~0 && !(1 == ~a19~0) && (6 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 9 == ~a28~0); 8640#L134 assume !(!(1 == ~a11~0) && (!(1 == ~a25~0) && (1 == ~a21~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 11 == ~a28~0); 8637#L139 assume !((1 == ~a11~0 && (1 == ~a19~0 && 1 == ~a21~0 && (1 == ~a25~0 || !(1 == ~a25~0)) && 4 == calculate_output_~input) && 9 == ~a17~0) && 9 == ~a28~0); 8634#L143 assume !((!(1 == ~a11~0) && 9 == ~a28~0 && ((!(1 == ~a19~0) && 5 == calculate_output_~input) && !(1 == ~a25~0)) && 1 == ~a21~0) && 8 == ~a17~0); 8631#L148 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && (((7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) || (8 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && !(1 == ~a19~0)) && 1 == ~a21~0); 8628#L154 assume !(1 == ~a21~0 && !(1 == ~a19~0) && ((5 == calculate_output_~input && ((8 == ~a28~0 && 1 == ~a25~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && !(1 == ~a11~0)) && 8 == ~a17~0); 8625#L159 assume !((9 == ~a17~0 && (8 == ~a28~0 && (1 == calculate_output_~input && 1 == ~a19~0) && !(1 == ~a25~0)) && 1 == ~a11~0) && 1 == ~a21~0); 8622#L165 assume (1 == ~a21~0 && 1 == ~a19~0 && 7 == ~a28~0 && 8 == ~a17~0 && !(1 == ~a25~0) && 3 == calculate_output_~input) && !(1 == ~a11~0);~a25~0 := 1;~a28~0 := 9;calculate_output_#res := 26; 8374#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 8682#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 8679#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 8676#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 8673#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 8670#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 8667#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 8664#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 8661#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 8658#L54 assume !((((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 8654#L59 assume !(1 == ~a19~0 && (((1 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0)))) && 1 == ~a11~0) && 1 == ~a21~0) && 9 == ~a17~0); 8651#L65 assume !(1 == ~a19~0 && (8 == ~a17~0 && (6 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a11~0)) && 1 == ~a21~0); 8648#L69 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 1 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a19~0)) && 8 == ~a17~0); 8645#L74 assume !(!(1 == ~a19~0) && (((8 == ~a17~0 && 1 == ~a25~0 && 3 == calculate_output_~input) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a21~0); 8642#L82 assume !(((!(1 == ~a19~0) && 1 == ~a21~0 && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0))) && 4 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 8639#L91 assume !(8 == ~a17~0 && 1 == ~a21~0 && 1 == ~a25~0 && 1 == ~a19~0 && !(1 == ~a11~0) && 11 == ~a28~0 && 3 == calculate_output_~input); 8636#L95 assume !(9 == ~a28~0 && ((!(1 == ~a19~0) && (3 == calculate_output_~input && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0); 8633#L99 assume !((!(1 == ~a11~0) && (11 == ~a28~0 && 1 == ~a25~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 1 == ~a21~0); 8630#L106 assume !((1 == ~a11~0 && ((((1 == ~a25~0 && 8 == ~a28~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) && 6 == calculate_output_~input) && 1 == ~a19~0) && 9 == ~a17~0) && 1 == ~a21~0); 8627#L113 assume !(8 == ~a17~0 && 1 == ~a21~0 && !(1 == ~a11~0) && !(1 == ~a19~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 3 == calculate_output_~input); 8624#L119 assume !((((1 == ~a21~0 && 10 == ~a28~0 && 1 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a19~0)); 8621#L123 assume !(!(1 == ~a11~0) && !(1 == ~a19~0) && (8 == ~a17~0 && 6 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (8 == ~a28~0 && 1 == ~a25~0))) && 1 == ~a21~0); 8618#L130 assume !(((8 == ~a17~0 && !(1 == ~a19~0) && (6 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 9 == ~a28~0); 8615#L134 assume !(!(1 == ~a11~0) && (!(1 == ~a25~0) && (1 == ~a21~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 11 == ~a28~0); 8612#L139 assume !((1 == ~a11~0 && (1 == ~a19~0 && 1 == ~a21~0 && (1 == ~a25~0 || !(1 == ~a25~0)) && 4 == calculate_output_~input) && 9 == ~a17~0) && 9 == ~a28~0); 8609#L143 assume !((!(1 == ~a11~0) && 9 == ~a28~0 && ((!(1 == ~a19~0) && 5 == calculate_output_~input) && !(1 == ~a25~0)) && 1 == ~a21~0) && 8 == ~a17~0); 8606#L148 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && (((7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) || (8 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && !(1 == ~a19~0)) && 1 == ~a21~0); 8603#L154 assume !(1 == ~a21~0 && !(1 == ~a19~0) && ((5 == calculate_output_~input && ((8 == ~a28~0 && 1 == ~a25~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && !(1 == ~a11~0)) && 8 == ~a17~0); 8600#L159 assume !((9 == ~a17~0 && (8 == ~a28~0 && (1 == calculate_output_~input && 1 == ~a19~0) && !(1 == ~a25~0)) && 1 == ~a11~0) && 1 == ~a21~0); 8597#L165 assume !((1 == ~a21~0 && 1 == ~a19~0 && 7 == ~a28~0 && 8 == ~a17~0 && !(1 == ~a25~0) && 3 == calculate_output_~input) && !(1 == ~a11~0)); 8594#L169 assume !(11 == ~a28~0 && (8 == ~a17~0 && ((6 == calculate_output_~input && 1 == ~a21~0) && 1 == ~a19~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)); 8591#L175 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && 1 == ~a21~0 && 3 == calculate_output_~input && 8 == ~a28~0) && 1 == ~a19~0) && 1 == ~a25~0); 8588#L179 assume !((1 == ~a21~0 && (1 == ~a19~0 && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0)) && 4 == calculate_output_~input) && 1 == ~a11~0) && 9 == ~a17~0); 8585#L185 assume !(((!(1 == ~a11~0) && 8 == ~a17~0 && (4 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a28~0) && 1 == ~a21~0) && 1 == ~a25~0); 8582#L187 assume !(1 == ~a19~0 && ((((4 == calculate_output_~input && 1 == ~a21~0) && 9 == ~a28~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 8579#L189 assume !(8 == ~a17~0 && ((((1 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a11~0)) && 1 == ~a19~0) && !(1 == ~a25~0)) && 9 == ~a28~0); 8576#L191 assume !((((((4 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a21~0) && 8 == ~a17~0) && 10 == ~a28~0) && 1 == ~a19~0); 8573#L194 assume !((!(1 == ~a25~0) && 1 == ~a11~0 && 8 == ~a28~0 && (9 == ~a17~0 && 4 == calculate_output_~input) && 1 == ~a19~0) && 1 == ~a21~0); 8566#L198 assume !(!(1 == ~a19~0) && 8 == ~a17~0 && 10 == ~a28~0 && (1 == ~a25~0 && !(1 == ~a11~0) && 5 == calculate_output_~input) && 1 == ~a21~0); 8564#L202 assume !((((1 == ~a21~0 && 1 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 8 == ~a17~0) && !(1 == ~a11~0)) && 1 == ~a19~0); 8561#L212 assume !(1 == ~a21~0 && ((1 == ~a19~0 && 1 == ~a25~0 && 11 == ~a28~0 && 6 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 8558#L215 assume !(!(1 == ~a11~0) && 1 == ~a19~0 && 10 == ~a28~0 && (((1 == ~a25~0 || !(1 == ~a25~0)) && 5 == calculate_output_~input) && 8 == ~a17~0) && 1 == ~a21~0); 8555#L218 assume !((((9 == ~a17~0 && ((1 == ~a25~0 || !(1 == ~a25~0)) && 6 == calculate_output_~input) && 1 == ~a11~0) && 1 == ~a19~0) && 1 == ~a21~0) && 9 == ~a28~0); 8552#L223 assume !((8 == ~a17~0 && (((6 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a19~0)) && !(1 == ~a11~0)) && 10 == ~a28~0) && 1 == ~a21~0); 8549#L225 assume !((!(1 == ~a19~0) && 8 == ~a17~0 && !(1 == ~a11~0) && 1 == calculate_output_~input && (((10 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 11 == ~a28~0)) || (!(1 == ~a25~0) && 11 == ~a28~0))) && 1 == ~a21~0); 8546#L232 assume !((((((1 == calculate_output_~input && 1 == ~a21~0) && 9 == ~a28~0) && !(1 == ~a19~0)) && !(1 == ~a25~0)) && 8 == ~a17~0) && !(1 == ~a11~0)); 8543#L234 assume !(8 == ~a17~0 && ((!(1 == ~a11~0) && (!(1 == ~a25~0) && 4 == calculate_output_~input) && 1 == ~a19~0) && 7 == ~a28~0) && 1 == ~a21~0); 8540#L237 assume !(!(1 == ~a11~0) && (8 == ~a17~0 && (((!(1 == ~a25~0) && 11 == ~a28~0) || (!(1 == ~a25~0) && 10 == ~a28~0) || (11 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a19~0)); 8536#L248 assume !((((!(1 == ~a11~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 5 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a19~0)) && 8 == ~a17~0); 8532#L253 assume (9 == ~a17~0 && (((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && 1 == ~a11~0) && 1 == ~a21~0) && 1 == ~a19~0) && 9 == ~a28~0;~a28~0 := 7;~a17~0 := 8;~a25~0 := 0;~a11~0 := 0;calculate_output_#res := -1; 8533#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 8326#L606-2 [2018-11-28 11:32:49,627 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:32:49,628 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 6 times [2018-11-28 11:32:49,628 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:32:49,628 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:32:49,628 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:32:49,628 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:32:49,628 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:32:49,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:32:49,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:32:49,632 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:32:49,632 INFO L82 PathProgramCache]: Analyzing trace with hash -568851643, now seen corresponding path program 1 times [2018-11-28 11:32:49,632 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:32:49,632 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:32:49,632 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:32:49,632 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 11:32:49,632 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:32:49,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:32:49,701 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:32:49,702 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:32:49,702 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 11:32:49,702 INFO L811 eck$LassoCheckResult]: loop already infeasible [2018-11-28 11:32:49,702 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 11:32:49,702 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 11:32:49,702 INFO L87 Difference]: Start difference. First operand 1290 states and 1468 transitions. cyclomatic complexity: 180 Second operand 3 states. [2018-11-28 11:32:49,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:32:49,910 INFO L93 Difference]: Finished difference Result 1279 states and 1424 transitions. [2018-11-28 11:32:49,911 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 11:32:49,911 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1279 states and 1424 transitions. [2018-11-28 11:32:49,916 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 1276 [2018-11-28 11:32:49,920 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1279 states to 1279 states and 1424 transitions. [2018-11-28 11:32:49,920 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1279 [2018-11-28 11:32:49,921 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1279 [2018-11-28 11:32:49,921 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1279 states and 1424 transitions. [2018-11-28 11:32:49,923 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-28 11:32:49,923 INFO L705 BuchiCegarLoop]: Abstraction has 1279 states and 1424 transitions. [2018-11-28 11:32:49,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1279 states and 1424 transitions. [2018-11-28 11:32:49,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1279 to 1279. [2018-11-28 11:32:49,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1279 states. [2018-11-28 11:32:49,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1279 states to 1279 states and 1424 transitions. [2018-11-28 11:32:49,938 INFO L728 BuchiCegarLoop]: Abstraction has 1279 states and 1424 transitions. [2018-11-28 11:32:49,938 INFO L608 BuchiCegarLoop]: Abstraction has 1279 states and 1424 transitions. [2018-11-28 11:32:49,938 INFO L442 BuchiCegarLoop]: ======== Iteration 7============ [2018-11-28 11:32:49,938 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1279 states and 1424 transitions. [2018-11-28 11:32:49,942 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 1276 [2018-11-28 11:32:49,942 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 11:32:49,942 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 11:32:49,943 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2018-11-28 11:32:49,943 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:32:49,943 INFO L794 eck$LassoCheckResult]: Stem: 11021#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 10900#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 10901#L606-2 [2018-11-28 11:32:49,944 INFO L796 eck$LassoCheckResult]: Loop: 10901#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 11770#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 11768#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 11766#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 11765#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 11763#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 11761#L47 assume !(((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0); 11726#L50 assume !(1 == ~a19~0 && !(1 == ~a25~0) && 1 == ~a21~0 && ((1 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a11~0)) && 7 == ~a28~0); 11727#L54 assume !((((!(1 == ~a19~0) && 1 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 11802#L59 assume !(1 == ~a19~0 && (((1 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0)))) && 1 == ~a11~0) && 1 == ~a21~0) && 9 == ~a17~0); 11800#L65 assume !(1 == ~a19~0 && (8 == ~a17~0 && (6 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a11~0)) && 1 == ~a21~0); 11798#L69 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 1 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && !(1 == ~a19~0)) && 8 == ~a17~0); 11796#L74 assume !(!(1 == ~a19~0) && (((8 == ~a17~0 && 1 == ~a25~0 && 3 == calculate_output_~input) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a21~0); 11794#L82 assume !(((!(1 == ~a19~0) && 1 == ~a21~0 && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (7 == ~a28~0 && !(1 == ~a25~0))) && 4 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 11792#L91 assume !(8 == ~a17~0 && 1 == ~a21~0 && 1 == ~a25~0 && 1 == ~a19~0 && !(1 == ~a11~0) && 11 == ~a28~0 && 3 == calculate_output_~input); 11790#L95 assume !(9 == ~a28~0 && ((!(1 == ~a19~0) && (3 == calculate_output_~input && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0); 11788#L99 assume !((!(1 == ~a11~0) && (11 == ~a28~0 && 1 == ~a25~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 1 == ~a21~0); 11786#L106 assume !((1 == ~a11~0 && ((((1 == ~a25~0 && 8 == ~a28~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) && 6 == calculate_output_~input) && 1 == ~a19~0) && 9 == ~a17~0) && 1 == ~a21~0); 11784#L113 assume !(8 == ~a17~0 && 1 == ~a21~0 && !(1 == ~a11~0) && !(1 == ~a19~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 3 == calculate_output_~input); 11782#L119 assume !((((1 == ~a21~0 && 10 == ~a28~0 && 1 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a11~0)) && 8 == ~a17~0) && !(1 == ~a19~0)); 11780#L123 assume !(!(1 == ~a11~0) && !(1 == ~a19~0) && (8 == ~a17~0 && 6 == calculate_output_~input && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (8 == ~a28~0 && 1 == ~a25~0))) && 1 == ~a21~0); 11778#L130 assume !(((8 == ~a17~0 && !(1 == ~a19~0) && (6 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 9 == ~a28~0); 11776#L134 assume !(!(1 == ~a11~0) && (!(1 == ~a25~0) && (1 == ~a21~0 && 1 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a17~0) && 11 == ~a28~0); 11774#L139 assume !((1 == ~a11~0 && (1 == ~a19~0 && 1 == ~a21~0 && (1 == ~a25~0 || !(1 == ~a25~0)) && 4 == calculate_output_~input) && 9 == ~a17~0) && 9 == ~a28~0); 11772#L143 assume !((!(1 == ~a11~0) && 9 == ~a28~0 && ((!(1 == ~a19~0) && 5 == calculate_output_~input) && !(1 == ~a25~0)) && 1 == ~a21~0) && 8 == ~a17~0); 11771#L148 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && (((7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0)) || (8 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && !(1 == ~a19~0)) && 1 == ~a21~0); 11769#L154 assume !(1 == ~a21~0 && !(1 == ~a19~0) && ((5 == calculate_output_~input && ((8 == ~a28~0 && 1 == ~a25~0) || (1 == ~a25~0 && 7 == ~a28~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && !(1 == ~a11~0)) && 8 == ~a17~0); 11767#L159 assume !((9 == ~a17~0 && (8 == ~a28~0 && (1 == calculate_output_~input && 1 == ~a19~0) && !(1 == ~a25~0)) && 1 == ~a11~0) && 1 == ~a21~0); 11728#L165 assume !((1 == ~a21~0 && 1 == ~a19~0 && 7 == ~a28~0 && 8 == ~a17~0 && !(1 == ~a25~0) && 3 == calculate_output_~input) && !(1 == ~a11~0)); 11729#L169 assume !(11 == ~a28~0 && (8 == ~a17~0 && ((6 == calculate_output_~input && 1 == ~a21~0) && 1 == ~a19~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)); 12096#L175 assume !((!(1 == ~a11~0) && (8 == ~a17~0 && 1 == ~a21~0 && 3 == calculate_output_~input && 8 == ~a28~0) && 1 == ~a19~0) && 1 == ~a25~0); 12095#L179 assume !((1 == ~a21~0 && (1 == ~a19~0 && (((1 == ~a25~0 && 7 == ~a28~0) || (7 == ~a28~0 && !(1 == ~a25~0))) || (1 == ~a25~0 && 8 == ~a28~0)) && 4 == calculate_output_~input) && 1 == ~a11~0) && 9 == ~a17~0); 12094#L185 assume !(((!(1 == ~a11~0) && 8 == ~a17~0 && (4 == calculate_output_~input && 1 == ~a19~0) && 8 == ~a28~0) && 1 == ~a21~0) && 1 == ~a25~0); 12093#L187 assume !(1 == ~a19~0 && ((((4 == calculate_output_~input && 1 == ~a21~0) && 9 == ~a28~0) && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 12092#L189 assume !(8 == ~a17~0 && ((((1 == calculate_output_~input && 1 == ~a21~0) && !(1 == ~a11~0)) && 1 == ~a19~0) && !(1 == ~a25~0)) && 9 == ~a28~0); 12091#L191 assume !((((((4 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a21~0) && 8 == ~a17~0) && 10 == ~a28~0) && 1 == ~a19~0); 12089#L194 assume !((!(1 == ~a25~0) && 1 == ~a11~0 && 8 == ~a28~0 && (9 == ~a17~0 && 4 == calculate_output_~input) && 1 == ~a19~0) && 1 == ~a21~0); 12087#L198 assume !(!(1 == ~a19~0) && 8 == ~a17~0 && 10 == ~a28~0 && (1 == ~a25~0 && !(1 == ~a11~0) && 5 == calculate_output_~input) && 1 == ~a21~0); 12085#L202 assume !((((1 == ~a21~0 && 1 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 8 == ~a17~0) && !(1 == ~a11~0)) && 1 == ~a19~0); 12083#L212 assume !(1 == ~a21~0 && ((1 == ~a19~0 && 1 == ~a25~0 && 11 == ~a28~0 && 6 == calculate_output_~input) && !(1 == ~a11~0)) && 8 == ~a17~0); 12081#L215 assume !(!(1 == ~a11~0) && 1 == ~a19~0 && 10 == ~a28~0 && (((1 == ~a25~0 || !(1 == ~a25~0)) && 5 == calculate_output_~input) && 8 == ~a17~0) && 1 == ~a21~0); 12078#L218 assume !((((9 == ~a17~0 && ((1 == ~a25~0 || !(1 == ~a25~0)) && 6 == calculate_output_~input) && 1 == ~a11~0) && 1 == ~a19~0) && 1 == ~a21~0) && 9 == ~a28~0); 11924#L223 assume !((8 == ~a17~0 && (((6 == calculate_output_~input && 1 == ~a25~0) && !(1 == ~a19~0)) && !(1 == ~a11~0)) && 10 == ~a28~0) && 1 == ~a21~0); 11922#L225 assume !((!(1 == ~a19~0) && 8 == ~a17~0 && !(1 == ~a11~0) && 1 == calculate_output_~input && (((10 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 11 == ~a28~0)) || (!(1 == ~a25~0) && 11 == ~a28~0))) && 1 == ~a21~0); 11921#L232 assume !((((((1 == calculate_output_~input && 1 == ~a21~0) && 9 == ~a28~0) && !(1 == ~a19~0)) && !(1 == ~a25~0)) && 8 == ~a17~0) && !(1 == ~a11~0)); 11735#L234 assume !(8 == ~a17~0 && ((!(1 == ~a11~0) && (!(1 == ~a25~0) && 4 == calculate_output_~input) && 1 == ~a19~0) && 7 == ~a28~0) && 1 == ~a21~0); 11736#L237 assume !(!(1 == ~a11~0) && (8 == ~a17~0 && (((!(1 == ~a25~0) && 11 == ~a28~0) || (!(1 == ~a25~0) && 10 == ~a28~0) || (11 == ~a28~0 && 1 == ~a25~0)) && 3 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a19~0)); 11746#L248 assume !((((!(1 == ~a11~0) && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 5 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a19~0)) && 8 == ~a17~0); 11744#L253 assume !((9 == ~a17~0 && (((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && 1 == ~a11~0) && 1 == ~a21~0) && 1 == ~a19~0) && 9 == ~a28~0); 11742#L259 assume !(!(1 == ~a11~0) && 1 == ~a19~0 && (((9 == ~a28~0 && 6 == calculate_output_~input) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a25~0)); 11740#L261 assume !(9 == ~a17~0 && 1 == ~a21~0 && 1 == ~a11~0 && (3 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && 1 == ~a19~0); 11719#L276 assume !(7 == ~a28~0 && 8 == ~a17~0 && !(1 == ~a25~0) && 1 == ~a21~0 && 1 == ~a19~0 && 5 == calculate_output_~input && !(1 == ~a11~0)); 11049#L280 assume !(8 == ~a28~0 && 1 == ~a21~0 && (!(1 == ~a11~0) && (1 == calculate_output_~input && 8 == ~a17~0) && 1 == ~a19~0) && 1 == ~a25~0); 11028#L283 assume !((((8 == ~a17~0 && (6 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && 1 == ~a21~0) && 10 == ~a28~0) && !(1 == ~a11~0)) && 1 == ~a19~0); 11015#L286 assume !((!(1 == ~a11~0) && (!(1 == ~a19~0) && ((!(1 == ~a25~0) && 11 == ~a28~0) || (10 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 11 == ~a28~0)) && 5 == calculate_output_~input) && 8 == ~a17~0) && 1 == ~a21~0); 11016#L291 assume !(8 == ~a17~0 && (1 == ~a21~0 && !(1 == ~a11~0) && 1 == ~a25~0 && 8 == ~a28~0 && 6 == calculate_output_~input) && 1 == ~a19~0); 10913#L293 assume !((1 == ~a19~0 && 8 == ~a17~0 && ((!(1 == ~a25~0) && 5 == calculate_output_~input) && 1 == ~a21~0) && !(1 == ~a11~0)) && 11 == ~a28~0); 10914#L297 assume !(1 == ~a11~0 && (9 == ~a17~0 && 9 == ~a28~0 && 1 == ~a19~0 && (1 == ~a25~0 || !(1 == ~a25~0)) && 5 == calculate_output_~input) && 1 == ~a21~0); 10969#L309 assume !((((((3 == calculate_output_~input && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a25~0)) && 11 == ~a28~0) && !(1 == ~a11~0)); 10970#L314 assume !(1 == ~a19~0 && 1 == ~a21~0 && ((5 == calculate_output_~input && ((1 == ~a25~0 && 8 == ~a28~0) || (7 == ~a28~0 && 1 == ~a25~0) || (!(1 == ~a25~0) && 7 == ~a28~0))) && 1 == ~a11~0) && 9 == ~a17~0); 10975#L328 assume !((1 == ~a19~0 && ((!(1 == ~a11~0) && (1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 10 == ~a28~0) && 1 == ~a21~0) && 8 == ~a17~0); 10976#L331 assume !((!(1 == ~a11~0) && (((4 == calculate_output_~input && 8 == ~a17~0) && !(1 == ~a25~0)) && 1 == ~a21~0) && 11 == ~a28~0) && 1 == ~a19~0); 12158#L337 assume !(((!(1 == ~a19~0) && (4 == calculate_output_~input && (((!(1 == ~a25~0) && 10 == ~a28~0) || (11 == ~a28~0 && 1 == ~a25~0)) || (!(1 == ~a25~0) && 11 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 11037#L349 assume !(!(1 == ~a11~0) && (8 == ~a17~0 && ((1 == ~a25~0 && 4 == calculate_output_~input) && 1 == ~a19~0) && 11 == ~a28~0) && 1 == ~a21~0); 10890#L354 assume !((((1 == ~a21~0 && ((8 == ~a28~0 && !(1 == ~a25~0)) || (9 == ~a28~0 && 1 == ~a25~0)) && 6 == calculate_output_~input) && !(1 == ~a11~0)) && !(1 == ~a19~0)) && 8 == ~a17~0); 10891#L361 assume !(1 == ~a19~0 && ((1 == ~a21~0 && (!(1 == ~a25~0) && 3 == calculate_output_~input) && 9 == ~a17~0) && 8 == ~a28~0) && 1 == ~a11~0); 10972#L368 assume !(8 == ~a17~0 && (1 == ~a21~0 && (5 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (9 == ~a28~0 && 1 == ~a25~0))) && 1 == ~a19~0) && !(1 == ~a11~0)); 10965#L375 assume !(1 == ~a19~0 && (((8 == ~a17~0 && 5 == calculate_output_~input && !(1 == ~a11~0)) && 1 == ~a21~0) && 1 == ~a25~0) && 8 == ~a28~0); 10956#L378 assume !(((!(1 == ~a11~0) && ((1 == ~a21~0 && 4 == calculate_output_~input) && 10 == ~a28~0) && 8 == ~a17~0) && !(1 == ~a19~0)) && 1 == ~a25~0); 10957#L380 assume !(8 == ~a28~0 && (1 == ~a19~0 && 1 == ~a11~0 && !(1 == ~a25~0) && 9 == ~a17~0 && 6 == calculate_output_~input) && 1 == ~a21~0); 10954#L389 assume !(!(1 == ~a11~0) && ((1 == ~a21~0 && 6 == calculate_output_~input && (((10 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 11 == ~a28~0)) || (!(1 == ~a25~0) && 11 == ~a28~0))) && 8 == ~a17~0) && !(1 == ~a19~0)); 10955#L394 assume !(((((!(1 == ~a25~0) && 1 == ~a19~0 && 3 == calculate_output_~input) && 9 == ~a28~0) && 1 == ~a21~0) && 8 == ~a17~0) && !(1 == ~a11~0)); 10886#L398 assume !((8 == ~a17~0 && ((4 == calculate_output_~input && ((8 == ~a28~0 && !(1 == ~a25~0)) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && !(1 == ~a19~0)) && !(1 == ~a11~0)); 10887#L402 assume !(((!(1 == ~a11~0) && ((1 == ~a19~0 && 5 == calculate_output_~input) && 8 == ~a17~0) && 1 == ~a21~0) && 9 == ~a28~0) && !(1 == ~a25~0)); 11000#L404 assume !((1 == ~a11~0 && 1 == ~a19~0 && 1 == ~a21~0 && (9 == ~a17~0 && 5 == calculate_output_~input) && !(1 == ~a25~0)) && 8 == ~a28~0); 11031#L407 assume !(!(1 == ~a11~0) && 1 == ~a21~0 && (1 == ~a19~0 && 8 == ~a17~0 && 1 == ~a25~0 && 5 == calculate_output_~input) && 11 == ~a28~0); 10884#L409 assume !(1 == ~a19~0 && 8 == ~a17~0 && ((((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0)) && 3 == calculate_output_~input) && !(1 == ~a11~0)) && 1 == ~a21~0); 10885#L414 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 7 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 8 == ~a17~0); 10924#L414-2 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 10 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0); 10918#L417-1 assume !(((((1 == ~a25~0 && !(1 == ~a11~0)) && 7 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0); 10888#L420-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 7 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 10889#L423-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 9 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0); 11036#L426-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 9 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 11032#L429-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 10 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 11025#L432-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 9 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0); 11026#L435-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 7 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0); 10995#L438-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 8 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0); 10996#L441-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 11 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 8 == ~a17~0); 10953#L444-1 assume !(((((1 == ~a25~0 && !(1 == ~a11~0)) && 7 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 10925#L447-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 8 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 10917#L450-1 assume !(((((1 == ~a25~0 && !(1 == ~a11~0)) && 10 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 10882#L453-1 assume !(((((1 == ~a25~0 && !(1 == ~a11~0)) && 11 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 10883#L456-1 assume !(((((1 == ~a25~0 && !(1 == ~a11~0)) && 8 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 11046#L459-1 assume !(((((!(1 == ~a25~0) && !(1 == ~a11~0)) && 8 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 11029#L462-1 assume !(((((!(1 == ~a25~0) && !(1 == ~a11~0)) && 9 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 11024#L465-1 assume !(((((!(1 == ~a25~0) && !(1 == ~a11~0)) && 7 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 10999#L468-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 8 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0); 10994#L471-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 9 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 8 == ~a17~0); 10958#L474-1 assume !(((((1 == ~a25~0 && !(1 == ~a11~0)) && 7 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 10951#L477-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 11 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 8 == ~a17~0); 10952#L480-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 8 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 8 == ~a17~0); 12125#L483-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 10 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 8 == ~a17~0); 12124#L486-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 9 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 12123#L489-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 11 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0); 12122#L492-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 8 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 12121#L495-1 assume !(((((!(1 == ~a25~0) && !(1 == ~a11~0)) && 8 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 12120#L498-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 8 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 8 == ~a17~0); 12119#L501-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 7 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0); 12118#L504-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 10 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0); 12117#L507-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 8 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 12116#L510-1 assume !(((((!(1 == ~a25~0) && !(1 == ~a11~0)) && 9 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 12115#L513-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 7 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 12114#L516-1 assume !(((((1 == ~a25~0 && !(1 == ~a11~0)) && 8 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 12107#L519-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 9 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 11936#L522-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 8 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 11935#L525-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 11 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 11934#L528-1 assume !(((((1 == ~a25~0 && !(1 == ~a11~0)) && 11 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 11932#L531-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 7 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 11931#L534-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 11 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 11810#L537-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 10 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 8 == ~a17~0); 11809#L540-1 assume !(((((!(1 == ~a25~0) && !(1 == ~a11~0)) && 11 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 11807#L543-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 7 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 8 == ~a17~0); 11805#L546-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 10 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 11804#L549-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 11 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 11803#L552-1 assume !(((((!(1 == ~a25~0) && !(1 == ~a11~0)) && 7 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 11801#L555-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 9 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 11799#L558-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 10 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 11797#L561-1 assume !(((((!(1 == ~a25~0) && !(1 == ~a11~0)) && 11 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 11795#L564-1 assume !(((((!(1 == ~a25~0) && !(1 == ~a11~0)) && 10 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 11793#L567-1 assume !(((((1 == ~a25~0 && !(1 == ~a11~0)) && 9 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 11791#L570-1 assume !(((((1 == ~a25~0 && !(1 == ~a11~0)) && 10 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 11789#L573-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 7 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 11787#L576-1 assume !(((((!(1 == ~a25~0) && !(1 == ~a11~0)) && 10 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 11785#L579-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 11 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 8 == ~a17~0); 11783#L582-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 9 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 8 == ~a17~0); 11781#L585-1 assume !(((((1 == ~a25~0 && 1 == ~a11~0) && 11 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 11779#L588-1 assume !(((((!(1 == ~a25~0) && 1 == ~a11~0) && 10 == ~a28~0) && 1 == ~a19~0) && 1 == ~a21~0) && 7 == ~a17~0); 11777#L591-1 assume !(((((1 == ~a25~0 && !(1 == ~a11~0)) && 9 == ~a28~0) && !(1 == ~a19~0)) && 1 == ~a21~0) && 7 == ~a17~0); 11775#L594-1 calculate_output_#res := -2; 11773#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 10901#L606-2 [2018-11-28 11:32:49,944 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:32:49,944 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 7 times [2018-11-28 11:32:49,944 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:32:49,944 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:32:49,945 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:32:49,945 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:32:49,945 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:32:49,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:32:49,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:32:49,948 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:32:49,948 INFO L82 PathProgramCache]: Analyzing trace with hash 2053340219, now seen corresponding path program 1 times [2018-11-28 11:32:49,948 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:32:49,948 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:32:49,949 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:32:49,949 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:32:49,949 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:32:49,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:32:49,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:32:49,985 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:32:49,985 INFO L82 PathProgramCache]: Analyzing trace with hash 41143549, now seen corresponding path program 1 times [2018-11-28 11:32:49,985 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:32:49,985 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:32:49,986 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:32:49,986 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:32:49,986 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:32:49,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:32:50,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:32:50,297 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:32:50,297 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-28 11:32:50,969 WARN L180 SmtUtils]: Spent 656.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 69 [2018-11-28 11:32:51,031 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-28 11:32:51,031 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2018-11-28 11:32:51,031 INFO L87 Difference]: Start difference. First operand 1279 states and 1424 transitions. cyclomatic complexity: 148 Second operand 10 states. [2018-11-28 11:32:51,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:32:51,489 INFO L93 Difference]: Finished difference Result 1225 states and 1369 transitions. [2018-11-28 11:32:51,490 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-28 11:32:51,490 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1225 states and 1369 transitions. [2018-11-28 11:32:51,493 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 1136 [2018-11-28 11:32:51,496 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1225 states to 1191 states and 1335 transitions. [2018-11-28 11:32:51,497 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1191 [2018-11-28 11:32:51,497 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1191 [2018-11-28 11:32:51,498 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1191 states and 1335 transitions. [2018-11-28 11:32:51,499 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-28 11:32:51,499 INFO L705 BuchiCegarLoop]: Abstraction has 1191 states and 1335 transitions. [2018-11-28 11:32:51,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1191 states and 1335 transitions. [2018-11-28 11:32:51,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1191 to 1191. [2018-11-28 11:32:51,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1191 states. [2018-11-28 11:32:51,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1191 states to 1191 states and 1335 transitions. [2018-11-28 11:32:51,513 INFO L728 BuchiCegarLoop]: Abstraction has 1191 states and 1335 transitions. [2018-11-28 11:32:51,514 INFO L608 BuchiCegarLoop]: Abstraction has 1191 states and 1335 transitions. [2018-11-28 11:32:51,514 INFO L442 BuchiCegarLoop]: ======== Iteration 8============ [2018-11-28 11:32:51,514 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1191 states and 1335 transitions. [2018-11-28 11:32:51,517 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 1136 [2018-11-28 11:32:51,517 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 11:32:51,517 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 11:32:51,518 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2018-11-28 11:32:51,518 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:32:51,518 INFO L794 eck$LassoCheckResult]: Stem: 13549#ULTIMATE.startENTRY ~a~0 := 1;~e~0 := 5;~d~0 := 4;~f~0 := 6;~c~0 := 3;~u~0 := 21;~v~0 := 22;~w~0 := 23;~x~0 := 24;~y~0 := 25;~z~0 := 26;~a25~0 := 0;~a11~0 := 0;~a28~0 := 7;~a19~0 := 1;~a21~0 := 1;~a17~0 := 8; 13429#L-1 havoc main_#res;havoc main_#t~nondet2, main_#t~ret3, main_~input~0, main_~output~0;main_~output~0 := -1; 13430#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 14305#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 14303#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 14301#L35 assume 8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0);~a28~0 := 10;calculate_output_#res := 22; 13503#L597 [2018-11-28 11:32:51,518 INFO L796 eck$LassoCheckResult]: Loop: 13503#L597 main_#t~ret3 := calculate_output_#res;main_~output~0 := main_#t~ret3;havoc main_#t~ret3; 13504#L606-2 assume !false;havoc main_~input~0;main_~input~0 := main_#t~nondet2;havoc main_#t~nondet2; 13505#L611 assume !((((1 != main_~input~0 && 3 != main_~input~0) && 4 != main_~input~0) && 5 != main_~input~0) && 6 != main_~input~0);calculate_output_#in~input := main_~input~0;havoc calculate_output_#res;havoc calculate_output_~input;calculate_output_~input := calculate_output_#in~input; 13539#L30 assume !(((!(1 == ~a11~0) && 1 == ~a19~0 && 4 == calculate_output_~input && ((!(1 == ~a25~0) && 8 == ~a28~0) || (1 == ~a25~0 && 9 == ~a28~0))) && 1 == ~a21~0) && 8 == ~a17~0); 13543#L35 assume !(8 == ~a17~0 && (((!(1 == ~a11~0) && 1 == ~a21~0 && 6 == calculate_output_~input) && 7 == ~a28~0) && 1 == ~a19~0) && !(1 == ~a25~0)); 13558#L38 assume !(1 == ~a21~0 && 1 == ~a19~0 && ((((1 == ~a25~0 || !(1 == ~a25~0)) && 3 == calculate_output_~input) && 9 == ~a17~0) && 1 == ~a11~0) && 9 == ~a28~0); 13498#L42 assume !(9 == ~a28~0 && !(1 == ~a19~0) && 1 == ~a21~0 && ((4 == calculate_output_~input && !(1 == ~a25~0)) && !(1 == ~a11~0)) && 8 == ~a17~0); 13499#L47 assume ((8 == ~a17~0 && ((1 == calculate_output_~input && (1 == ~a25~0 || !(1 == ~a25~0))) && !(1 == ~a11~0)) && 1 == ~a19~0) && 1 == ~a21~0) && 10 == ~a28~0;~a25~0 := 0;calculate_output_#res := -1; 13503#L597 [2018-11-28 11:32:51,518 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:32:51,518 INFO L82 PathProgramCache]: Analyzing trace with hash 889694475, now seen corresponding path program 1 times [2018-11-28 11:32:51,519 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:32:51,519 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:32:51,519 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:32:51,519 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:32:51,519 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:32:51,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:32:51,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:32:51,524 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:32:51,524 INFO L82 PathProgramCache]: Analyzing trace with hash 1141479969, now seen corresponding path program 1 times [2018-11-28 11:32:51,524 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:32:51,525 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:32:51,527 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:32:51,527 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:32:51,527 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:32:51,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:32:51,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:32:51,532 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:32:51,532 INFO L82 PathProgramCache]: Analyzing trace with hash 2047121707, now seen corresponding path program 1 times [2018-11-28 11:32:51,532 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:32:51,532 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:32:51,532 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:32:51,533 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:32:51,533 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:32:51,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:32:51,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:32:51,731 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 11:32:51,731 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 11:32:51,731 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 11:32:51,731 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 11:32:51,731 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 11:32:51,731 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:32:51,731 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 11:32:51,731 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 11:32:51,732 INFO L131 ssoRankerPreferences]: Filename of dumped script: Problem02_label57_true-unreach-call_false-termination.c_Iteration8_Lasso [2018-11-28 11:32:51,732 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 11:32:51,732 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 11:32:51,733 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:32:51,738 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:32:51,739 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:32:51,740 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:32:51,742 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:32:51,743 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:32:51,752 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:32:51,756 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:32:51,759 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:32:51,762 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:32:51,764 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:32:51,767 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:32:51,770 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:32:51,772 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:32:51,776 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:32:51,778 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:32:51,786 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:32:51,794 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:32:51,796 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:32:51,801 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:32:51,804 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:32:51,927 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 11:32:51,927 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a291d446-7482-40c2-9cec-b866e093d4a6/bin-2019/uautomizer/z3 Starting monitored process 18 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 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:32:51,931 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:32:51,931 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:32:51,933 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 11:32:51,933 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~u~0=0} Honda state: {~u~0=21} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a291d446-7482-40c2-9cec-b866e093d4a6/bin-2019/uautomizer/z3 Starting monitored process 19 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 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:32:51,949 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:32:51,949 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:32:51,953 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 11:32:51,953 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~f~0=0} Honda state: {~f~0=6} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a291d446-7482-40c2-9cec-b866e093d4a6/bin-2019/uautomizer/z3 Starting monitored process 20 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 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:32:51,968 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:32:51,969 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:32:51,970 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 11:32:51,970 INFO L448 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_a291d446-7482-40c2-9cec-b866e093d4a6/bin-2019/uautomizer/z3 Starting monitored process 21 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 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:32:51,985 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:32:51,985 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:32:51,987 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 11:32:51,987 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~y~0=0} Honda state: {~y~0=25} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a291d446-7482-40c2-9cec-b866e093d4a6/bin-2019/uautomizer/z3 Starting monitored process 22 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 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:32:52,003 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:32:52,004 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:32:52,006 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 11:32:52,006 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~z~0=0} Honda state: {~z~0=26} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a291d446-7482-40c2-9cec-b866e093d4a6/bin-2019/uautomizer/z3 Starting monitored process 23 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 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:32:52,021 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:32:52,021 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:32:52,023 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 11:32:52,023 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a21~0=0} Honda state: {~a21~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a291d446-7482-40c2-9cec-b866e093d4a6/bin-2019/uautomizer/z3 Starting monitored process 24 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 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:32:52,039 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:32:52,039 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:32:52,041 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 11:32:52,041 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~v~0=0} Honda state: {~v~0=22} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a291d446-7482-40c2-9cec-b866e093d4a6/bin-2019/uautomizer/z3 Starting monitored process 25 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 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:32:52,056 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:32:52,056 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:32:52,058 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 11:32:52,059 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a~0=0} Honda state: {~a~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a291d446-7482-40c2-9cec-b866e093d4a6/bin-2019/uautomizer/z3 Starting monitored process 26 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 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:32:52,085 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:32:52,085 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:32:52,088 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 11:32:52,088 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a17~0=0} Honda state: {~a17~0=8} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a291d446-7482-40c2-9cec-b866e093d4a6/bin-2019/uautomizer/z3 Starting monitored process 27 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 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:32:52,103 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:32:52,103 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:32:52,105 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 11:32:52,105 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~ret3=0} Honda state: {ULTIMATE.start_main_#t~ret3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a291d446-7482-40c2-9cec-b866e093d4a6/bin-2019/uautomizer/z3 Starting monitored process 28 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 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:32:52,119 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:32:52,120 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:32:52,122 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 11:32:52,122 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~e~0=0} Honda state: {~e~0=5} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a291d446-7482-40c2-9cec-b866e093d4a6/bin-2019/uautomizer/z3 Starting monitored process 29 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 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:32:52,137 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:32:52,137 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:32:52,139 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 11:32:52,139 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~d~0=0} Honda state: {~d~0=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a291d446-7482-40c2-9cec-b866e093d4a6/bin-2019/uautomizer/z3 Starting monitored process 30 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 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:32:52,153 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:32:52,153 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:32:52,155 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 11:32:52,155 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~w~0=0} Honda state: {~w~0=23} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a291d446-7482-40c2-9cec-b866e093d4a6/bin-2019/uautomizer/z3 Starting monitored process 31 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 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:32:52,173 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:32:52,174 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:32:52,175 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 11:32:52,176 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a25~0=0} Honda state: {~a25~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a291d446-7482-40c2-9cec-b866e093d4a6/bin-2019/uautomizer/z3 Starting monitored process 32 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 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:32:52,190 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:32:52,190 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:32:52,192 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 11:32:52,192 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~c~0=0} Honda state: {~c~0=3} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a291d446-7482-40c2-9cec-b866e093d4a6/bin-2019/uautomizer/z3 Starting monitored process 33 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 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:32:52,207 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:32:52,207 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a291d446-7482-40c2-9cec-b866e093d4a6/bin-2019/uautomizer/z3 Starting monitored process 34 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 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:32:52,225 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 11:32:52,226 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:32:52,381 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 11:32:52,381 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_calculate_output_#in~input=0, ULTIMATE.start_calculate_output_~input=0, ULTIMATE.start_main_~input~0=0, ULTIMATE.start_main_#t~nondet2=0} Honda state: {ULTIMATE.start_calculate_output_#in~input=6, ULTIMATE.start_calculate_output_~input=6, ULTIMATE.start_main_~input~0=6, ULTIMATE.start_main_#t~nondet2=1} Generalized eigenvectors: [{ULTIMATE.start_calculate_output_#in~input=-6, ULTIMATE.start_calculate_output_~input=2, ULTIMATE.start_main_~input~0=3, ULTIMATE.start_main_#t~nondet2=0}, {ULTIMATE.start_calculate_output_#in~input=0, ULTIMATE.start_calculate_output_~input=0, ULTIMATE.start_main_~input~0=0, ULTIMATE.start_main_#t~nondet2=0}, {ULTIMATE.start_calculate_output_#in~input=1, ULTIMATE.start_calculate_output_~input=-7, ULTIMATE.start_main_~input~0=-8, ULTIMATE.start_main_#t~nondet2=0}] Lambdas: [0, 11, 0] Nus: [0, 0] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a291d446-7482-40c2-9cec-b866e093d4a6/bin-2019/uautomizer/z3 Starting monitored process 35 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 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:32:52,403 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:32:52,404 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:32:52,405 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 11:32:52,406 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~x~0=0} Honda state: {~x~0=24} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a291d446-7482-40c2-9cec-b866e093d4a6/bin-2019/uautomizer/z3 Starting monitored process 36 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 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:32:52,420 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:32:52,420 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:32:52,425 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 11:32:52,425 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a19~0=0} Honda state: {~a19~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a291d446-7482-40c2-9cec-b866e093d4a6/bin-2019/uautomizer/z3 Starting monitored process 37 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 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:32:52,440 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:32:52,441 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a291d446-7482-40c2-9cec-b866e093d4a6/bin-2019/uautomizer/z3 Starting monitored process 38 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 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:32:52,457 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 11:32:52,458 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:32:52,593 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 11:32:52,594 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_calculate_output_#res=0, ULTIMATE.start_main_~output~0=0} Honda state: {ULTIMATE.start_calculate_output_#res=22, ULTIMATE.start_main_~output~0=-1} Generalized eigenvectors: [{ULTIMATE.start_calculate_output_#res=-23, ULTIMATE.start_main_~output~0=22}, {ULTIMATE.start_calculate_output_#res=0, ULTIMATE.start_main_~output~0=-23}, {ULTIMATE.start_calculate_output_#res=0, ULTIMATE.start_main_~output~0=24}] Lambdas: [0, 0, 0] Nus: [1, 0] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a291d446-7482-40c2-9cec-b866e093d4a6/bin-2019/uautomizer/z3 Starting monitored process 39 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 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:32:52,608 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:32:52,609 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:32:52,610 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 11:32:52,611 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a11~0=0} Honda state: {~a11~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a291d446-7482-40c2-9cec-b866e093d4a6/bin-2019/uautomizer/z3 Starting monitored process 40 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 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:32:52,625 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:32:52,626 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:32:52,627 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 11:32:52,627 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~a28~0=0} Honda state: {~a28~0=10} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2018-11-28 11:32:52,663 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 11:32:52 BoogieIcfgContainer [2018-11-28 11:32:52,663 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-28 11:32:52,664 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 11:32:52,664 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 11:32:52,664 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 11:32:52,664 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:32:44" (3/4) ... [2018-11-28 11:32:52,667 INFO L141 WitnessPrinter]: Generating witness for non-termination counterexample [2018-11-28 11:32:52,706 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_a291d446-7482-40c2-9cec-b866e093d4a6/bin-2019/uautomizer/witness.graphml [2018-11-28 11:32:52,706 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 11:32:52,706 INFO L168 Benchmark]: Toolchain (without parser) took 9794.88 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 487.1 MB). Free memory was 956.0 MB in the beginning and 1.3 GB in the end (delta: -349.7 MB). Peak memory consumption was 137.4 MB. Max. memory is 11.5 GB. [2018-11-28 11:32:52,707 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 11:32:52,707 INFO L168 Benchmark]: CACSL2BoogieTranslator took 398.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 160.4 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -184.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. [2018-11-28 11:32:52,708 INFO L168 Benchmark]: Boogie Procedure Inliner took 48.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-11-28 11:32:52,708 INFO L168 Benchmark]: Boogie Preprocessor took 37.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-28 11:32:52,708 INFO L168 Benchmark]: RCFGBuilder took 787.55 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 114.9 MB). Peak memory consumption was 114.9 MB. Max. memory is 11.5 GB. [2018-11-28 11:32:52,708 INFO L168 Benchmark]: BuchiAutomizer took 8476.84 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 326.6 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -291.3 MB). Peak memory consumption was 505.3 MB. Max. memory is 11.5 GB. [2018-11-28 11:32:52,709 INFO L168 Benchmark]: Witness Printer took 42.32 ms. Allocated memory is still 1.5 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 749.6 kB). Peak memory consumption was 749.6 kB. Max. memory is 11.5 GB. [2018-11-28 11:32:52,711 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 398.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 160.4 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -184.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 48.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 37.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 787.55 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 114.9 MB). Peak memory consumption was 114.9 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 8476.84 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 326.6 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -291.3 MB). Peak memory consumption was 505.3 MB. Max. memory is 11.5 GB. * Witness Printer took 42.32 ms. Allocated memory is still 1.5 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 749.6 kB). Peak memory consumption was 749.6 kB. 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 7 terminating modules (7 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.7 modules have a trivial ranking function, the largest among these consists of 10 locations. The remainder module has 1191 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 8.4s and 8 iterations. TraceHistogramMax:3. Analysis of lassos took 5.1s. Construction of modules took 2.1s. Büchi inclusion checks took 0.7s. Highest rank in rank-based complementation 0. Minimization of det autom 7. Minimization of nondet autom 0. Automata minimization 0.1s AutomataMinimizationTime, 7 MinimizatonAttempts, 4 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 1291 states and ocurred in iteration 4. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 897 SDtfs, 1440 SDslu, 122 SDs, 0 SdLazy, 2979 SolverSat, 509 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.1s Time LassoAnalysisResults: nont1 unkn0 SFLI4 SFLT0 conc3 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital65 mio100 ax100 hnf103 lsp39 ukn90 mio100 lsp100 div100 bol100 ite100 ukn100 eq209 hnf93 smp100 dnf148 smp89 tf102 neg98 sie102 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 75ms VariablesStem: 0 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 3 SupportingInvariants: 0 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 31 LassoNonterminationAnalysisSatUnbounded: 2 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.6s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - GeometricNonTerminationArgumentResult [Line: 614]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {a19=0, a17=0, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@46bca974=0, a11=0, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@32c8dbb6=0, y=0, x=0, z=0, u=0, w=0, v=0, a=0, c=0, a28=0, \old(input)=0, output=0, a25=0, a21=0, d=0, e=0, f=0, input=0, input=0} State at position 1 is {a19=1, a17=8, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@46bca974=0, a11=0, \result=22, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@32c8dbb6=1, y=25, x=24, z=26, u=21, w=23, v=22, a=1, c=3, a28=10, \old(input)=6, output=-1, a25=0, a21=1, d=4, e=5, f=6, input=6, input=6} For i>1, the state at position i is {a19=1 + sum_{k=0}^i 0, a17=8 + sum_{k=0}^i 0, \result=0 + sum_{k=0}^i 0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@46bca974=0 + sum_{k=0}^i 0, a11=0 + sum_{k=0}^i 0, \result=22 + sum_{k=0}^i -23*0^k, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@32c8dbb6=1 + sum_{k=0}^i 0, y=25 + sum_{k=0}^i 0, x=24 + sum_{k=0}^i 0, z=26 + sum_{k=0}^i 0, u=21 + sum_{k=0}^i 0, w=23 + sum_{k=0}^i 0, v=22 + sum_{k=0}^i 0, a=1 + sum_{k=0}^i 0, c=3 + sum_{k=0}^i 0, a28=10 + sum_{k=0}^i 0, \old(input)=6 + sum_{k=0}^i -6*0^k + 1*0^k, output=-1 + sum_{k=0}^i 22*0^k + -23*0^k + -23*k*0^(k-1) + 24*0^k, a25=0 + sum_{k=0}^i 0, a21=1 + sum_{k=0}^i 0, d=4 + sum_{k=0}^i 0, e=5 + sum_{k=0}^i 0, f=6 + sum_{k=0}^i 0, input=6 + sum_{k=0}^i 3*0^k + -8*0^k, input=6 + sum_{k=0}^i 2*0^k + -7*0^k} - StatisticsResult: NonterminationArgumentStatistics Unbounded Execution 5GEVs Lambdas: [0, 11, 0, 0, 0, 0] Mus: [0, 0, 0, 1, 0] - NonterminatingLassoResult [Line: 29]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L7] int a= 1; [L8] int e= 5; [L9] int d= 4; [L10] int f= 6; [L11] int c= 3; [L14] int u = 21; [L15] int v = 22; [L16] int w = 23; [L17] int x = 24; [L18] int y = 25; [L19] int z = 26; [L22] int a25 = 0; [L23] int a11 = 0; [L24] int a28 = 7; [L25] int a19 = 1; [L26] int a21 = 1; [L27] int a17 = 8; [L603] int output = -1; [L606] COND TRUE 1 [L609] int input; [L610] input = __VERIFIER_nondet_int() [L611] COND FALSE !((input != 1) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L30] COND FALSE !((((!(a11==1)&&((a19==1)&&((input==4)&&((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9))))))&&(a21==1))&&(a17==8))) [L35] COND TRUE ((a17==8)&&((((!(a11==1)&&((a21==1)&&(input==6)))&&(a28==7))&&(a19==1))&&!(a25==1))) [L36] a28 = 10 [L37] return 22; Loop: [L614] output = calculate_output(input) [L606] COND TRUE 1 [L609] int input; [L610] input = __VERIFIER_nondet_int() [L611] COND FALSE !((input != 1) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L30] COND FALSE !((((!(a11==1)&&((a19==1)&&((input==4)&&((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9))))))&&(a21==1))&&(a17==8))) [L35] COND FALSE !(((a17==8)&&((((!(a11==1)&&((a21==1)&&(input==6)))&&(a28==7))&&(a19==1))&&!(a25==1)))) [L38] COND FALSE !(((a21==1)&&((a19==1)&&((((((a25==1)||!(a25==1))&&(input==3))&&(a17==9))&&(a11==1))&&(a28==9))))) [L42] COND FALSE !(((a28==9)&&(!(a19==1)&&((a21==1)&&((((input==4)&&!(a25==1))&&!(a11==1))&&(a17==8)))))) [L47] COND TRUE ((((a17==8)&&((((input==1)&&((a25==1)||!(a25==1)))&&!(a11==1))&&(a19==1)))&&(a21==1))&&(a28==10)) [L48] a25 = 0 [L49] return -1; End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...