./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.5_false-unreach-call.1.ufo.BOUNDED-10.pals_true-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_6cc9b348-27df-4a8e-ad52-e0fe7974bf5a/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6cc9b348-27df-4a8e-ad52-e0fe7974bf5a/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6cc9b348-27df-4a8e-ad52-e0fe7974bf5a/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6cc9b348-27df-4a8e-ad52-e0fe7974bf5a/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.5_false-unreach-call.1.ufo.BOUNDED-10.pals_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_6cc9b348-27df-4a8e-ad52-e0fe7974bf5a/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6cc9b348-27df-4a8e-ad52-e0fe7974bf5a/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 ed765f1987456e72af41b47c4e2a2164d166c0f3 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 20:18:14,190 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 20:18:14,191 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 20:18:14,200 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 20:18:14,200 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 20:18:14,201 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 20:18:14,202 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 20:18:14,203 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 20:18:14,204 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 20:18:14,205 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 20:18:14,205 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 20:18:14,205 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 20:18:14,206 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 20:18:14,207 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 20:18:14,208 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 20:18:14,208 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 20:18:14,209 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 20:18:14,210 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 20:18:14,211 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 20:18:14,212 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 20:18:14,213 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 20:18:14,214 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 20:18:14,215 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 20:18:14,216 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 20:18:14,216 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 20:18:14,216 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 20:18:14,217 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 20:18:14,217 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 20:18:14,218 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 20:18:14,219 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 20:18:14,219 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 20:18:14,219 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 20:18:14,219 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 20:18:14,220 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 20:18:14,220 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 20:18:14,221 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 20:18:14,221 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6cc9b348-27df-4a8e-ad52-e0fe7974bf5a/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-12-02 20:18:14,229 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 20:18:14,229 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 20:18:14,230 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 20:18:14,230 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 20:18:14,230 INFO L133 SettingsManager]: * Use SBE=true [2018-12-02 20:18:14,230 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-12-02 20:18:14,230 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-12-02 20:18:14,231 INFO L133 SettingsManager]: * Use old map elimination=false [2018-12-02 20:18:14,231 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-12-02 20:18:14,231 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-12-02 20:18:14,231 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-12-02 20:18:14,231 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 20:18:14,231 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 20:18:14,231 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-02 20:18:14,231 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 20:18:14,231 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 20:18:14,231 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 20:18:14,232 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-12-02 20:18:14,232 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-12-02 20:18:14,232 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-12-02 20:18:14,232 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 20:18:14,232 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 20:18:14,232 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-12-02 20:18:14,232 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 20:18:14,232 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-12-02 20:18:14,232 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 20:18:14,232 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 20:18:14,232 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-12-02 20:18:14,233 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 20:18:14,233 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-02 20:18:14,233 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-12-02 20:18:14,233 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-12-02 20:18:14,233 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_6cc9b348-27df-4a8e-ad52-e0fe7974bf5a/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 -> ed765f1987456e72af41b47c4e2a2164d166c0f3 [2018-12-02 20:18:14,251 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 20:18:14,260 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 20:18:14,263 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 20:18:14,264 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 20:18:14,264 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 20:18:14,265 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6cc9b348-27df-4a8e-ad52-e0fe7974bf5a/bin-2019/uautomizer/../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.5_false-unreach-call.1.ufo.BOUNDED-10.pals_true-termination.c [2018-12-02 20:18:14,307 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6cc9b348-27df-4a8e-ad52-e0fe7974bf5a/bin-2019/uautomizer/data/31c44ac0e/eff8098855674464817c613ce4bd7075/FLAG5fdb9791b [2018-12-02 20:18:14,705 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 20:18:14,706 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6cc9b348-27df-4a8e-ad52-e0fe7974bf5a/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.5_false-unreach-call.1.ufo.BOUNDED-10.pals_true-termination.c [2018-12-02 20:18:14,711 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6cc9b348-27df-4a8e-ad52-e0fe7974bf5a/bin-2019/uautomizer/data/31c44ac0e/eff8098855674464817c613ce4bd7075/FLAG5fdb9791b [2018-12-02 20:18:14,721 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6cc9b348-27df-4a8e-ad52-e0fe7974bf5a/bin-2019/uautomizer/data/31c44ac0e/eff8098855674464817c613ce4bd7075 [2018-12-02 20:18:14,724 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 20:18:14,725 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 20:18:14,725 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 20:18:14,725 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 20:18:14,728 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 20:18:14,729 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:18:14" (1/1) ... [2018-12-02 20:18:14,731 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@797cd78d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:18:14, skipping insertion in model container [2018-12-02 20:18:14,731 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:18:14" (1/1) ... [2018-12-02 20:18:14,737 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 20:18:14,762 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 20:18:14,884 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 20:18:14,890 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 20:18:14,953 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 20:18:14,967 INFO L195 MainTranslator]: Completed translation [2018-12-02 20:18:14,967 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:18:14 WrapperNode [2018-12-02 20:18:14,968 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 20:18:14,968 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 20:18:14,968 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 20:18:14,968 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 20:18:14,975 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:18:14" (1/1) ... [2018-12-02 20:18:14,981 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:18:14" (1/1) ... [2018-12-02 20:18:14,998 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 20:18:14,998 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 20:18:14,998 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 20:18:14,999 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 20:18:15,005 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:18:14" (1/1) ... [2018-12-02 20:18:15,005 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:18:14" (1/1) ... [2018-12-02 20:18:15,007 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:18:14" (1/1) ... [2018-12-02 20:18:15,007 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:18:14" (1/1) ... [2018-12-02 20:18:15,010 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:18:14" (1/1) ... [2018-12-02 20:18:15,015 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:18:14" (1/1) ... [2018-12-02 20:18:15,016 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:18:14" (1/1) ... [2018-12-02 20:18:15,018 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 20:18:15,018 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 20:18:15,018 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 20:18:15,018 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 20:18:15,019 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:18:14" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6cc9b348-27df-4a8e-ad52-e0fe7974bf5a/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 [2018-12-02 20:18:15,050 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 20:18:15,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 20:18:15,329 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 20:18:15,329 INFO L280 CfgBuilder]: Removed 21 assue(true) statements. [2018-12-02 20:18:15,329 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:18:15 BoogieIcfgContainer [2018-12-02 20:18:15,329 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 20:18:15,330 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-12-02 20:18:15,330 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-12-02 20:18:15,332 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-12-02 20:18:15,332 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-02 20:18:15,332 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 02.12 08:18:14" (1/3) ... [2018-12-02 20:18:15,333 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4fc4b1e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.12 08:18:15, skipping insertion in model container [2018-12-02 20:18:15,333 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-02 20:18:15,334 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:18:14" (2/3) ... [2018-12-02 20:18:15,334 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4fc4b1e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.12 08:18:15, skipping insertion in model container [2018-12-02 20:18:15,334 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-02 20:18:15,334 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:18:15" (3/3) ... [2018-12-02 20:18:15,335 INFO L375 chiAutomizerObserver]: Analyzing ICFG pals_lcr-var-start-time.5_false-unreach-call.1.ufo.BOUNDED-10.pals_true-termination.c [2018-12-02 20:18:15,367 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-02 20:18:15,368 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-12-02 20:18:15,368 INFO L375 BuchiCegarLoop]: Hoare is false [2018-12-02 20:18:15,368 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-12-02 20:18:15,368 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 20:18:15,368 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 20:18:15,368 INFO L379 BuchiCegarLoop]: Difference is false [2018-12-02 20:18:15,368 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 20:18:15,368 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-12-02 20:18:15,380 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 119 states. [2018-12-02 20:18:15,400 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 79 [2018-12-02 20:18:15,400 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-02 20:18:15,400 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-02 20:18:15,407 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2018-12-02 20:18:15,407 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] [2018-12-02 20:18:15,407 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-12-02 20:18:15,407 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 119 states. [2018-12-02 20:18:15,412 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 79 [2018-12-02 20:18:15,412 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-02 20:18:15,412 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-02 20:18:15,413 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2018-12-02 20:18:15,413 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] [2018-12-02 20:18:15,418 INFO L794 eck$LassoCheckResult]: Stem: 93#ULTIMATE.startENTRYtrue ~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~alive1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~alive2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~alive3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~alive4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~alive5~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[3 := #funAddr~node4.base], ~nodes~0.offset[3 := #funAddr~node4.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[4 := #funAddr~node5.base], ~nodes~0.offset[4 := #funAddr~node5.offset]; 13#L-1true havoc main_#res;havoc main_#t~nondet10, main_#t~nondet11, main_#t~nondet12, main_#t~nondet13, main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~nondet21, main_#t~nondet22, main_#t~nondet23, main_#t~nondet24, main_#t~nondet25, main_#t~nondet26, main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~nondet33, main_#t~nondet34, main_#t~nondet35, main_#t~ret36, main_#t~ret37, main_#t~post38, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~r1~0 := main_#t~nondet10;havoc main_#t~nondet10;~id1~0 := main_#t~nondet11;havoc main_#t~nondet11;~st1~0 := main_#t~nondet12;havoc main_#t~nondet12;~send1~0 := main_#t~nondet13;havoc main_#t~nondet13;~mode1~0 := main_#t~nondet14;havoc main_#t~nondet14;~alive1~0 := main_#t~nondet15;havoc main_#t~nondet15;~id2~0 := main_#t~nondet16;havoc main_#t~nondet16;~st2~0 := main_#t~nondet17;havoc main_#t~nondet17;~send2~0 := main_#t~nondet18;havoc main_#t~nondet18;~mode2~0 := main_#t~nondet19;havoc main_#t~nondet19;~alive2~0 := main_#t~nondet20;havoc main_#t~nondet20;~id3~0 := main_#t~nondet21;havoc main_#t~nondet21;~st3~0 := main_#t~nondet22;havoc main_#t~nondet22;~send3~0 := main_#t~nondet23;havoc main_#t~nondet23;~mode3~0 := main_#t~nondet24;havoc main_#t~nondet24;~alive3~0 := main_#t~nondet25;havoc main_#t~nondet25;~id4~0 := main_#t~nondet26;havoc main_#t~nondet26;~st4~0 := main_#t~nondet27;havoc main_#t~nondet27;~send4~0 := main_#t~nondet28;havoc main_#t~nondet28;~mode4~0 := main_#t~nondet29;havoc main_#t~nondet29;~alive4~0 := main_#t~nondet30;havoc main_#t~nondet30;~id5~0 := main_#t~nondet31;havoc main_#t~nondet31;~st5~0 := main_#t~nondet32;havoc main_#t~nondet32;~send5~0 := main_#t~nondet33;havoc main_#t~nondet33;~mode5~0 := main_#t~nondet34;havoc main_#t~nondet34;~alive5~0 := main_#t~nondet35;havoc main_#t~nondet35;havoc init_#res;havoc init_~tmp~0;havoc init_~tmp~0; 80#L292true assume !(0 == ~r1~0);init_~tmp~0 := 0; 77#L292-1true init_#res := init_~tmp~0; 97#L421true main_#t~ret36 := init_#res;main_~i2~0 := main_#t~ret36;havoc main_#t~ret36;assume 0 != main_~i2~0;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0 := 0; 71#L490-2true [2018-12-02 20:18:15,418 INFO L796 eck$LassoCheckResult]: Loop: 71#L490-2true assume !!(main_~i2~0 < 10);havoc node1_#t~ite0, node1_#t~ite1, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 105#L118true assume 0 != ~mode1~0 % 256;~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256);node1_~m1~0 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 32#L122true assume !(node1_~m1~0 != ~nomsg~0); 46#L122-1true ~mode1~0 := 0; 90#L118-2true havoc node2_#t~ite2, node2_#t~ite3, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 35#L155true assume 0 != ~mode2~0 % 256;node2_~m2~0 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 23#L158true assume !(node2_~m2~0 != ~nomsg~0); 22#L158-1true ~mode2~0 := 0; 47#L155-2true havoc node3_#t~ite4, node3_#t~ite5, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 115#L189true assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 120#L192true assume !(node3_~m3~0 != ~nomsg~0); 119#L192-1true ~mode3~0 := 0; 113#L189-2true havoc node4_#t~ite6, node4_#t~ite7, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 92#L223true assume 0 != ~mode4~0 % 256;node4_~m4~0 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 76#L226true assume !(node4_~m4~0 != ~nomsg~0); 73#L226-1true ~mode4~0 := 0; 66#L223-2true havoc node5_#t~ite8, node5_#t~ite9, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 43#L257true assume 0 != ~mode5~0 % 256;node5_~m5~0 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 31#L260true assume !(node5_~m5~0 != ~nomsg~0); 30#L260-1true ~mode5~0 := 0; 42#L257-2true ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 101#L429true assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);check_~tmp~1 := 0; 102#L429-1true check_#res := check_~tmp~1; 49#L441true main_#t~ret37 := check_#res;main_~c1~0 := main_#t~ret37;havoc main_#t~ret37;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 94#L520true assume !(0 == assert_~arg % 256); 64#L515true main_#t~post38 := main_~i2~0;main_~i2~0 := 1 + main_#t~post38;havoc main_#t~post38; 71#L490-2true [2018-12-02 20:18:15,422 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:18:15,423 INFO L82 PathProgramCache]: Analyzing trace with hash 28880448, now seen corresponding path program 1 times [2018-12-02 20:18:15,424 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 20:18:15,425 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 20:18:15,458 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:18:15,458 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 20:18:15,458 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:18:15,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:18:15,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 20:18:15,541 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 20:18:15,541 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-02 20:18:15,543 INFO L799 eck$LassoCheckResult]: stem already infeasible [2018-12-02 20:18:15,544 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:18:15,544 INFO L82 PathProgramCache]: Analyzing trace with hash 1515995822, now seen corresponding path program 1 times [2018-12-02 20:18:15,544 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 20:18:15,544 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 20:18:15,545 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:18:15,545 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 20:18:15,545 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:18:15,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:18:15,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 20:18:15,593 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 20:18:15,594 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-02 20:18:15,594 INFO L811 eck$LassoCheckResult]: loop already infeasible [2018-12-02 20:18:15,603 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-02 20:18:15,603 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-02 20:18:15,605 INFO L87 Difference]: Start difference. First operand 119 states. Second operand 4 states. [2018-12-02 20:18:15,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 20:18:15,655 INFO L93 Difference]: Finished difference Result 121 states and 200 transitions. [2018-12-02 20:18:15,656 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-02 20:18:15,658 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 121 states and 200 transitions. [2018-12-02 20:18:15,660 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 78 [2018-12-02 20:18:15,664 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 121 states to 114 states and 162 transitions. [2018-12-02 20:18:15,665 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 114 [2018-12-02 20:18:15,666 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 114 [2018-12-02 20:18:15,666 INFO L73 IsDeterministic]: Start isDeterministic. Operand 114 states and 162 transitions. [2018-12-02 20:18:15,667 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-12-02 20:18:15,667 INFO L705 BuchiCegarLoop]: Abstraction has 114 states and 162 transitions. [2018-12-02 20:18:15,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states and 162 transitions. [2018-12-02 20:18:15,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2018-12-02 20:18:15,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2018-12-02 20:18:15,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 162 transitions. [2018-12-02 20:18:15,690 INFO L728 BuchiCegarLoop]: Abstraction has 114 states and 162 transitions. [2018-12-02 20:18:15,690 INFO L608 BuchiCegarLoop]: Abstraction has 114 states and 162 transitions. [2018-12-02 20:18:15,690 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-12-02 20:18:15,690 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 114 states and 162 transitions. [2018-12-02 20:18:15,692 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 78 [2018-12-02 20:18:15,692 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-02 20:18:15,692 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-02 20:18:15,693 INFO L866 BuchiCegarLoop]: Counterexample stem 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] [2018-12-02 20:18:15,693 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] [2018-12-02 20:18:15,694 INFO L794 eck$LassoCheckResult]: Stem: 364#ULTIMATE.startENTRY ~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~alive1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~alive2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~alive3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~alive4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~alive5~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[3 := #funAddr~node4.base], ~nodes~0.offset[3 := #funAddr~node4.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[4 := #funAddr~node5.base], ~nodes~0.offset[4 := #funAddr~node5.offset]; 274#L-1 havoc main_#res;havoc main_#t~nondet10, main_#t~nondet11, main_#t~nondet12, main_#t~nondet13, main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~nondet21, main_#t~nondet22, main_#t~nondet23, main_#t~nondet24, main_#t~nondet25, main_#t~nondet26, main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~nondet33, main_#t~nondet34, main_#t~nondet35, main_#t~ret36, main_#t~ret37, main_#t~post38, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~r1~0 := main_#t~nondet10;havoc main_#t~nondet10;~id1~0 := main_#t~nondet11;havoc main_#t~nondet11;~st1~0 := main_#t~nondet12;havoc main_#t~nondet12;~send1~0 := main_#t~nondet13;havoc main_#t~nondet13;~mode1~0 := main_#t~nondet14;havoc main_#t~nondet14;~alive1~0 := main_#t~nondet15;havoc main_#t~nondet15;~id2~0 := main_#t~nondet16;havoc main_#t~nondet16;~st2~0 := main_#t~nondet17;havoc main_#t~nondet17;~send2~0 := main_#t~nondet18;havoc main_#t~nondet18;~mode2~0 := main_#t~nondet19;havoc main_#t~nondet19;~alive2~0 := main_#t~nondet20;havoc main_#t~nondet20;~id3~0 := main_#t~nondet21;havoc main_#t~nondet21;~st3~0 := main_#t~nondet22;havoc main_#t~nondet22;~send3~0 := main_#t~nondet23;havoc main_#t~nondet23;~mode3~0 := main_#t~nondet24;havoc main_#t~nondet24;~alive3~0 := main_#t~nondet25;havoc main_#t~nondet25;~id4~0 := main_#t~nondet26;havoc main_#t~nondet26;~st4~0 := main_#t~nondet27;havoc main_#t~nondet27;~send4~0 := main_#t~nondet28;havoc main_#t~nondet28;~mode4~0 := main_#t~nondet29;havoc main_#t~nondet29;~alive4~0 := main_#t~nondet30;havoc main_#t~nondet30;~id5~0 := main_#t~nondet31;havoc main_#t~nondet31;~st5~0 := main_#t~nondet32;havoc main_#t~nondet32;~send5~0 := main_#t~nondet33;havoc main_#t~nondet33;~mode5~0 := main_#t~nondet34;havoc main_#t~nondet34;~alive5~0 := main_#t~nondet35;havoc main_#t~nondet35;havoc init_#res;havoc init_~tmp~0;havoc init_~tmp~0; 275#L292 assume 0 == ~r1~0; 287#L293 assume ~alive1~0 % 256 + ~alive2~0 % 256 + ~alive3~0 % 256 + ~alive4~0 % 256 + ~alive5~0 % 256 >= 1; 288#L294 assume ~id1~0 >= 0; 337#L295 assume 0 == ~st1~0; 270#L296 assume ~send1~0 == ~id1~0; 271#L297 assume 0 == ~mode1~0 % 256; 340#L298 assume ~id2~0 >= 0; 282#L299 assume 0 == ~st2~0; 283#L300 assume ~send2~0 == ~id2~0; 326#L301 assume 0 == ~mode2~0 % 256; 327#L302 assume ~id3~0 >= 0; 345#L303 assume 0 == ~st3~0; 298#L304 assume ~send3~0 == ~id3~0; 299#L305 assume 0 == ~mode3~0 % 256; 342#L306 assume ~id4~0 >= 0; 280#L307 assume 0 == ~st4~0; 281#L308 assume ~send4~0 == ~id4~0; 339#L309 assume 0 == ~mode4~0 % 256; 268#L310 assume ~id5~0 >= 0; 269#L311 assume 0 == ~st5~0; 314#L312 assume ~send5~0 == ~id5~0; 315#L313 assume 0 == ~mode5~0 % 256; 357#L314 assume ~id1~0 != ~id2~0; 296#L315 assume ~id1~0 != ~id3~0; 297#L316 assume ~id1~0 != ~id4~0; 341#L317 assume ~id1~0 != ~id5~0; 276#L318 assume ~id2~0 != ~id3~0; 277#L319 assume ~id2~0 != ~id4~0; 338#L320 assume ~id2~0 != ~id5~0; 263#L321 assume ~id3~0 != ~id4~0; 264#L322 assume ~id3~0 != ~id5~0; 310#L323 assume ~id4~0 != ~id5~0;init_~tmp~0 := 1; 311#L292-1 init_#res := init_~tmp~0; 356#L421 main_#t~ret36 := init_#res;main_~i2~0 := main_#t~ret36;havoc main_#t~ret36;assume 0 != main_~i2~0;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0 := 0; 347#L490-2 [2018-12-02 20:18:15,694 INFO L796 eck$LassoCheckResult]: Loop: 347#L490-2 assume !!(main_~i2~0 < 10);havoc node1_#t~ite0, node1_#t~ite1, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 353#L118 assume 0 != ~mode1~0 % 256;~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256);node1_~m1~0 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 307#L122 assume !(node1_~m1~0 != ~nomsg~0); 309#L122-1 ~mode1~0 := 0; 328#L118-2 havoc node2_#t~ite2, node2_#t~ite3, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 316#L155 assume 0 != ~mode2~0 % 256;node2_~m2~0 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 290#L158 assume !(node2_~m2~0 != ~nomsg~0); 289#L158-1 ~mode2~0 := 0; 285#L155-2 havoc node3_#t~ite4, node3_#t~ite5, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 329#L189 assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 368#L192 assume !(node3_~m3~0 != ~nomsg~0); 261#L192-1 ~mode3~0 := 0; 358#L189-2 havoc node4_#t~ite6, node4_#t~ite7, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 363#L223 assume 0 != ~mode4~0 % 256;node4_~m4~0 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 355#L226 assume !(node4_~m4~0 != ~nomsg~0); 301#L226-1 ~mode4~0 := 0; 317#L223-2 havoc node5_#t~ite8, node5_#t~ite9, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 323#L257 assume 0 != ~mode5~0 % 256;node5_~m5~0 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 305#L260 assume !(node5_~m5~0 != ~nomsg~0); 303#L260-1 ~mode5~0 := 0; 304#L257-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 322#L429 assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);check_~tmp~1 := 0; 325#L429-1 check_#res := check_~tmp~1; 332#L441 main_#t~ret37 := check_#res;main_~c1~0 := main_#t~ret37;havoc main_#t~ret37;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 333#L520 assume !(0 == assert_~arg % 256); 346#L515 main_#t~post38 := main_~i2~0;main_~i2~0 := 1 + main_#t~post38;havoc main_#t~post38; 347#L490-2 [2018-12-02 20:18:15,694 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:18:15,694 INFO L82 PathProgramCache]: Analyzing trace with hash 766937493, now seen corresponding path program 1 times [2018-12-02 20:18:15,694 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 20:18:15,694 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 20:18:15,696 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:18:15,696 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 20:18:15,696 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:18:15,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 20:18:15,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 20:18:15,756 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:18:15,757 INFO L82 PathProgramCache]: Analyzing trace with hash 1515995822, now seen corresponding path program 2 times [2018-12-02 20:18:15,757 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 20:18:15,757 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 20:18:15,758 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:18:15,758 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 20:18:15,758 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:18:15,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:18:15,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 20:18:15,804 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 20:18:15,804 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-02 20:18:15,805 INFO L811 eck$LassoCheckResult]: loop already infeasible [2018-12-02 20:18:15,805 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-02 20:18:15,805 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-02 20:18:15,805 INFO L87 Difference]: Start difference. First operand 114 states and 162 transitions. cyclomatic complexity: 49 Second operand 5 states. [2018-12-02 20:18:15,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 20:18:15,831 INFO L93 Difference]: Finished difference Result 117 states and 164 transitions. [2018-12-02 20:18:15,831 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-02 20:18:15,831 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 117 states and 164 transitions. [2018-12-02 20:18:15,833 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 78 [2018-12-02 20:18:15,834 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 117 states to 114 states and 160 transitions. [2018-12-02 20:18:15,834 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 114 [2018-12-02 20:18:15,835 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 114 [2018-12-02 20:18:15,835 INFO L73 IsDeterministic]: Start isDeterministic. Operand 114 states and 160 transitions. [2018-12-02 20:18:15,835 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-12-02 20:18:15,835 INFO L705 BuchiCegarLoop]: Abstraction has 114 states and 160 transitions. [2018-12-02 20:18:15,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states and 160 transitions. [2018-12-02 20:18:15,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2018-12-02 20:18:15,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2018-12-02 20:18:15,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 160 transitions. [2018-12-02 20:18:15,840 INFO L728 BuchiCegarLoop]: Abstraction has 114 states and 160 transitions. [2018-12-02 20:18:15,840 INFO L608 BuchiCegarLoop]: Abstraction has 114 states and 160 transitions. [2018-12-02 20:18:15,840 INFO L442 BuchiCegarLoop]: ======== Iteration 3============ [2018-12-02 20:18:15,841 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 114 states and 160 transitions. [2018-12-02 20:18:15,841 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 78 [2018-12-02 20:18:15,842 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-02 20:18:15,842 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-02 20:18:15,843 INFO L866 BuchiCegarLoop]: Counterexample stem 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] [2018-12-02 20:18:15,843 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] [2018-12-02 20:18:15,843 INFO L794 eck$LassoCheckResult]: Stem: 607#ULTIMATE.startENTRY ~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~alive1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~alive2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~alive3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~alive4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~alive5~0 := 0;~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[0 := #funAddr~node1.base], ~nodes~0.offset[0 := #funAddr~node1.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[1 := #funAddr~node2.base], ~nodes~0.offset[1 := #funAddr~node2.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[2 := #funAddr~node3.base], ~nodes~0.offset[2 := #funAddr~node3.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[3 := #funAddr~node4.base], ~nodes~0.offset[3 := #funAddr~node4.offset];~nodes~0.base, ~nodes~0.offset := ~nodes~0.base[4 := #funAddr~node5.base], ~nodes~0.offset[4 := #funAddr~node5.offset]; 517#L-1 havoc main_#res;havoc main_#t~nondet10, main_#t~nondet11, main_#t~nondet12, main_#t~nondet13, main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~nondet21, main_#t~nondet22, main_#t~nondet23, main_#t~nondet24, main_#t~nondet25, main_#t~nondet26, main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~nondet33, main_#t~nondet34, main_#t~nondet35, main_#t~ret36, main_#t~ret37, main_#t~post38, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~r1~0 := main_#t~nondet10;havoc main_#t~nondet10;~id1~0 := main_#t~nondet11;havoc main_#t~nondet11;~st1~0 := main_#t~nondet12;havoc main_#t~nondet12;~send1~0 := main_#t~nondet13;havoc main_#t~nondet13;~mode1~0 := main_#t~nondet14;havoc main_#t~nondet14;~alive1~0 := main_#t~nondet15;havoc main_#t~nondet15;~id2~0 := main_#t~nondet16;havoc main_#t~nondet16;~st2~0 := main_#t~nondet17;havoc main_#t~nondet17;~send2~0 := main_#t~nondet18;havoc main_#t~nondet18;~mode2~0 := main_#t~nondet19;havoc main_#t~nondet19;~alive2~0 := main_#t~nondet20;havoc main_#t~nondet20;~id3~0 := main_#t~nondet21;havoc main_#t~nondet21;~st3~0 := main_#t~nondet22;havoc main_#t~nondet22;~send3~0 := main_#t~nondet23;havoc main_#t~nondet23;~mode3~0 := main_#t~nondet24;havoc main_#t~nondet24;~alive3~0 := main_#t~nondet25;havoc main_#t~nondet25;~id4~0 := main_#t~nondet26;havoc main_#t~nondet26;~st4~0 := main_#t~nondet27;havoc main_#t~nondet27;~send4~0 := main_#t~nondet28;havoc main_#t~nondet28;~mode4~0 := main_#t~nondet29;havoc main_#t~nondet29;~alive4~0 := main_#t~nondet30;havoc main_#t~nondet30;~id5~0 := main_#t~nondet31;havoc main_#t~nondet31;~st5~0 := main_#t~nondet32;havoc main_#t~nondet32;~send5~0 := main_#t~nondet33;havoc main_#t~nondet33;~mode5~0 := main_#t~nondet34;havoc main_#t~nondet34;~alive5~0 := main_#t~nondet35;havoc main_#t~nondet35;havoc init_#res;havoc init_~tmp~0;havoc init_~tmp~0; 518#L292 assume 0 == ~r1~0; 530#L293 assume ~alive1~0 % 256 + ~alive2~0 % 256 + ~alive3~0 % 256 + ~alive4~0 % 256 + ~alive5~0 % 256 >= 1; 531#L294 assume ~id1~0 >= 0; 580#L295 assume 0 == ~st1~0; 513#L296 assume ~send1~0 == ~id1~0; 514#L297 assume 0 == ~mode1~0 % 256; 583#L298 assume ~id2~0 >= 0; 525#L299 assume 0 == ~st2~0; 526#L300 assume ~send2~0 == ~id2~0; 569#L301 assume 0 == ~mode2~0 % 256; 570#L302 assume ~id3~0 >= 0; 588#L303 assume 0 == ~st3~0; 541#L304 assume ~send3~0 == ~id3~0; 542#L305 assume 0 == ~mode3~0 % 256; 585#L306 assume ~id4~0 >= 0; 523#L307 assume 0 == ~st4~0; 524#L308 assume ~send4~0 == ~id4~0; 582#L309 assume 0 == ~mode4~0 % 256; 511#L310 assume ~id5~0 >= 0; 512#L311 assume 0 == ~st5~0; 557#L312 assume ~send5~0 == ~id5~0; 558#L313 assume 0 == ~mode5~0 % 256; 600#L314 assume ~id1~0 != ~id2~0; 539#L315 assume ~id1~0 != ~id3~0; 540#L316 assume ~id1~0 != ~id4~0; 584#L317 assume ~id1~0 != ~id5~0; 519#L318 assume ~id2~0 != ~id3~0; 520#L319 assume ~id2~0 != ~id4~0; 581#L320 assume ~id2~0 != ~id5~0; 506#L321 assume ~id3~0 != ~id4~0; 507#L322 assume ~id3~0 != ~id5~0; 553#L323 assume ~id4~0 != ~id5~0;init_~tmp~0 := 1; 554#L292-1 init_#res := init_~tmp~0; 599#L421 main_#t~ret36 := init_#res;main_~i2~0 := main_#t~ret36;havoc main_#t~ret36;assume 0 != main_~i2~0;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0 := 0; 590#L490-2 [2018-12-02 20:18:15,843 INFO L796 eck$LassoCheckResult]: Loop: 590#L490-2 assume !!(main_~i2~0 < 10);havoc node1_#t~ite0, node1_#t~ite1, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 596#L118 assume 0 != ~mode1~0 % 256;~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256);node1_~m1~0 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 550#L122 assume !(node1_~m1~0 != ~nomsg~0); 552#L122-1 ~mode1~0 := 0; 571#L118-2 havoc node2_#t~ite2, node2_#t~ite3, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 559#L155 assume 0 != ~mode2~0 % 256;node2_~m2~0 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 533#L158 assume !(node2_~m2~0 != ~nomsg~0); 532#L158-1 ~mode2~0 := 0; 528#L155-2 havoc node3_#t~ite4, node3_#t~ite5, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 572#L189 assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 611#L192 assume !(node3_~m3~0 != ~nomsg~0); 504#L192-1 ~mode3~0 := 0; 601#L189-2 havoc node4_#t~ite6, node4_#t~ite7, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 606#L223 assume 0 != ~mode4~0 % 256;node4_~m4~0 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 598#L226 assume !(node4_~m4~0 != ~nomsg~0); 544#L226-1 ~mode4~0 := 0; 560#L223-2 havoc node5_#t~ite8, node5_#t~ite9, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 566#L257 assume 0 != ~mode5~0 % 256;node5_~m5~0 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 548#L260 assume !(node5_~m5~0 != ~nomsg~0); 546#L260-1 ~mode5~0 := 0; 547#L257-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 565#L429 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 577#L430 assume ~r1~0 < 5;check_~tmp~1 := 1; 568#L429-1 check_#res := check_~tmp~1; 575#L441 main_#t~ret37 := check_#res;main_~c1~0 := main_#t~ret37;havoc main_#t~ret37;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 576#L520 assume !(0 == assert_~arg % 256); 589#L515 main_#t~post38 := main_~i2~0;main_~i2~0 := 1 + main_#t~post38;havoc main_#t~post38; 590#L490-2 [2018-12-02 20:18:15,843 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:18:15,844 INFO L82 PathProgramCache]: Analyzing trace with hash 766937493, now seen corresponding path program 2 times [2018-12-02 20:18:15,844 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 20:18:15,844 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 20:18:15,845 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:18:15,845 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-02 20:18:15,845 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:18:15,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 20:18:15,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 20:18:15,882 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:18:15,882 INFO L82 PathProgramCache]: Analyzing trace with hash -632096835, now seen corresponding path program 1 times [2018-12-02 20:18:15,883 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 20:18:15,883 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 20:18:15,884 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:18:15,884 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-02 20:18:15,884 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:18:15,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 20:18:15,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 20:18:15,900 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:18:15,900 INFO L82 PathProgramCache]: Analyzing trace with hash -525921879, now seen corresponding path program 1 times [2018-12-02 20:18:15,900 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 20:18:15,900 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 20:18:15,901 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:18:15,901 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 20:18:15,902 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:18:15,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:18:15,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 20:18:15,936 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 20:18:15,936 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-02 20:18:16,202 WARN L180 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 137 [2018-12-02 20:18:16,617 WARN L180 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 118 [2018-12-02 20:18:16,624 INFO L216 LassoAnalysis]: Preferences: [2018-12-02 20:18:16,625 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-02 20:18:16,625 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-02 20:18:16,625 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-02 20:18:16,625 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-02 20:18:16,625 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 20:18:16,625 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-02 20:18:16,625 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-02 20:18:16,625 INFO L131 ssoRankerPreferences]: Filename of dumped script: pals_lcr-var-start-time.5_false-unreach-call.1.ufo.BOUNDED-10.pals_true-termination.c_Iteration3_Loop [2018-12-02 20:18:16,625 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-02 20:18:16,625 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-02 20:18:16,644 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:16,652 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:16,653 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:16,655 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:16,660 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:16,661 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:16,682 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:16,683 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:16,686 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:16,687 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:16,689 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:16,689 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:16,691 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:16,691 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:16,692 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:16,693 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:16,694 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:16,696 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:16,699 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:16,721 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:16,724 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:16,725 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:16,726 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:16,727 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:16,729 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:16,729 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:16,730 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:16,735 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:16,736 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:16,739 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:16,740 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:16,741 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:16,742 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:17,147 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-02 20:18:17,147 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6cc9b348-27df-4a8e-ad52-e0fe7974bf5a/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 [2018-12-02 20:18:17,151 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 20:18:17,151 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6cc9b348-27df-4a8e-ad52-e0fe7974bf5a/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 [2018-12-02 20:18:17,172 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-02 20:18:17,172 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 20:18:17,280 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-12-02 20:18:17,282 INFO L216 LassoAnalysis]: Preferences: [2018-12-02 20:18:17,282 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-02 20:18:17,283 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-02 20:18:17,283 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-02 20:18:17,283 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-02 20:18:17,283 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 20:18:17,283 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-02 20:18:17,283 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-02 20:18:17,283 INFO L131 ssoRankerPreferences]: Filename of dumped script: pals_lcr-var-start-time.5_false-unreach-call.1.ufo.BOUNDED-10.pals_true-termination.c_Iteration3_Loop [2018-12-02 20:18:17,283 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-02 20:18:17,283 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-02 20:18:17,287 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:17,296 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:17,297 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:17,316 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:17,318 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:17,321 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:17,321 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:17,323 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:17,356 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:17,359 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:17,360 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:17,362 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:17,363 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:17,363 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:17,364 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:17,365 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:17,367 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:17,367 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:17,371 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:17,374 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:17,377 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:17,379 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:17,380 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:17,381 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:17,384 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:17,385 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:17,386 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:17,387 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:17,388 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:17,389 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:17,392 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:17,393 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:17,394 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:18:17,729 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-02 20:18:17,733 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-02 20:18:17,734 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 [2018-12-02 20:18:17,735 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:18:17,735 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 20:18:17,736 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:18:17,736 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:18:17,736 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:18:17,737 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 20:18:17,737 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 20:18:17,739 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:18:17,740 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 [2018-12-02 20:18:17,740 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:18:17,740 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:18:17,740 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:18:17,740 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:18:17,742 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 20:18:17,742 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-02 20:18:17,743 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:18:17,743 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 [2018-12-02 20:18:17,744 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:18:17,744 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 20:18:17,744 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:18:17,744 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:18:17,744 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:18:17,747 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 20:18:17,747 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 20:18:17,749 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:18:17,749 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 [2018-12-02 20:18:17,750 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:18:17,750 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:18:17,750 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:18:17,750 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:18:17,751 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 20:18:17,751 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-02 20:18:17,753 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:18:17,753 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 [2018-12-02 20:18:17,753 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:18:17,753 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 20:18:17,754 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:18:17,754 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:18:17,754 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:18:17,754 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 20:18:17,754 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 20:18:17,756 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:18:17,756 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 [2018-12-02 20:18:17,756 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:18:17,756 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 20:18:17,757 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:18:17,757 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:18:17,757 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:18:17,757 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 20:18:17,757 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 20:18:17,758 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:18:17,758 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 [2018-12-02 20:18:17,758 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:18:17,758 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:18:17,759 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:18:17,759 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:18:17,759 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 20:18:17,760 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-02 20:18:17,761 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:18:17,761 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 [2018-12-02 20:18:17,762 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:18:17,762 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 20:18:17,762 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:18:17,762 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-12-02 20:18:17,762 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:18:17,763 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-02 20:18:17,763 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 20:18:17,765 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:18:17,765 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 [2018-12-02 20:18:17,765 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:18:17,766 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 20:18:17,766 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:18:17,766 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:18:17,766 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:18:17,766 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 20:18:17,766 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 20:18:17,768 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:18:17,768 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 [2018-12-02 20:18:17,768 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:18:17,768 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:18:17,768 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:18:17,769 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:18:17,769 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 20:18:17,769 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-02 20:18:17,771 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:18:17,771 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 [2018-12-02 20:18:17,771 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:18:17,772 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 20:18:17,772 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:18:17,772 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:18:17,772 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:18:17,772 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 20:18:17,772 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 20:18:17,773 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:18:17,773 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 [2018-12-02 20:18:17,773 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:18:17,773 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 20:18:17,774 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:18:17,774 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:18:17,774 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:18:17,774 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 20:18:17,774 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 20:18:17,774 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:18:17,775 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 [2018-12-02 20:18:17,775 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:18:17,775 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 20:18:17,775 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:18:17,775 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:18:17,775 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:18:17,776 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 20:18:17,776 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 20:18:17,776 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:18:17,776 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 [2018-12-02 20:18:17,777 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:18:17,777 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 20:18:17,777 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:18:17,777 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:18:17,777 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:18:17,777 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 20:18:17,777 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 20:18:17,778 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:18:17,778 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 [2018-12-02 20:18:17,778 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:18:17,779 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 20:18:17,779 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:18:17,779 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:18:17,779 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:18:17,779 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 20:18:17,779 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 20:18:17,780 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:18:17,780 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 [2018-12-02 20:18:17,780 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:18:17,780 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:18:17,781 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:18:17,781 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:18:17,781 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 20:18:17,781 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-02 20:18:17,783 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:18:17,783 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 [2018-12-02 20:18:17,784 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:18:17,784 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 20:18:17,784 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:18:17,784 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:18:17,784 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:18:17,784 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 20:18:17,785 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 20:18:17,785 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:18:17,785 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 [2018-12-02 20:18:17,786 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:18:17,786 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 20:18:17,786 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:18:17,786 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:18:17,786 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:18:17,786 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 20:18:17,787 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 20:18:17,788 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:18:17,788 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 [2018-12-02 20:18:17,789 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:18:17,789 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 20:18:17,789 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:18:17,789 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:18:17,789 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:18:17,789 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 20:18:17,789 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 20:18:17,791 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2018-12-02 20:18:17,793 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2018-12-02 20:18:17,793 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2018-12-02 20:18:17,795 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2018-12-02 20:18:17,795 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2018-12-02 20:18:17,795 INFO L518 LassoAnalysis]: Proved termination. [2018-12-02 20:18:17,796 INFO L520 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i2~0) = -2*ULTIMATE.start_main_~i2~0 + 19 Supporting invariants [] [2018-12-02 20:18:17,796 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2018-12-02 20:18:17,830 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:18:17,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:18:17,857 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 20:18:17,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:18:17,878 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 20:18:17,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 20:18:17,892 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2018-12-02 20:18:17,892 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 114 states and 160 transitions. cyclomatic complexity: 47 Second operand 3 states. [2018-12-02 20:18:17,928 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 114 states and 160 transitions. cyclomatic complexity: 47. Second operand 3 states. Result 192 states and 285 transitions. Complement of second has 4 states. [2018-12-02 20:18:17,928 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2018-12-02 20:18:17,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2018-12-02 20:18:17,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 160 transitions. [2018-12-02 20:18:17,930 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 160 transitions. Stem has 36 letters. Loop has 27 letters. [2018-12-02 20:18:17,930 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-12-02 20:18:17,931 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 160 transitions. Stem has 63 letters. Loop has 27 letters. [2018-12-02 20:18:17,931 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-12-02 20:18:17,931 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 160 transitions. Stem has 36 letters. Loop has 54 letters. [2018-12-02 20:18:17,931 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-12-02 20:18:17,931 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 192 states and 285 transitions. [2018-12-02 20:18:17,932 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-12-02 20:18:17,933 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 192 states to 0 states and 0 transitions. [2018-12-02 20:18:17,933 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-12-02 20:18:17,933 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-12-02 20:18:17,933 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-12-02 20:18:17,933 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-12-02 20:18:17,933 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-02 20:18:17,933 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-02 20:18:17,933 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 20:18:17,933 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 20:18:17,933 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand 3 states. [2018-12-02 20:18:17,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 20:18:17,933 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2018-12-02 20:18:17,933 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-02 20:18:17,933 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2018-12-02 20:18:17,934 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-12-02 20:18:17,934 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2018-12-02 20:18:17,934 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-12-02 20:18:17,934 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-12-02 20:18:17,934 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-12-02 20:18:17,934 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-12-02 20:18:17,934 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-02 20:18:17,934 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-02 20:18:17,934 INFO L608 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-02 20:18:17,934 INFO L442 BuchiCegarLoop]: ======== Iteration 4============ [2018-12-02 20:18:17,934 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2018-12-02 20:18:17,934 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-12-02 20:18:17,934 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2018-12-02 20:18:17,938 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 02.12 08:18:17 BoogieIcfgContainer [2018-12-02 20:18:17,938 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-12-02 20:18:17,938 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 20:18:17,938 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 20:18:17,938 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 20:18:17,939 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:18:15" (3/4) ... [2018-12-02 20:18:17,941 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-02 20:18:17,941 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 20:18:17,942 INFO L168 Benchmark]: Toolchain (without parser) took 3217.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 953.3 MB in the beginning and 911.1 MB in the end (delta: 42.2 MB). Peak memory consumption was 191.6 MB. Max. memory is 11.5 GB. [2018-12-02 20:18:17,942 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 20:18:17,942 INFO L168 Benchmark]: CACSL2BoogieTranslator took 242.55 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.1 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -144.6 MB). Peak memory consumption was 24.1 MB. Max. memory is 11.5 GB. [2018-12-02 20:18:17,943 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.96 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-02 20:18:17,943 INFO L168 Benchmark]: Boogie Preprocessor took 19.59 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-02 20:18:17,943 INFO L168 Benchmark]: RCFGBuilder took 311.28 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 49.3 MB). Peak memory consumption was 49.3 MB. Max. memory is 11.5 GB. [2018-12-02 20:18:17,944 INFO L168 Benchmark]: BuchiAutomizer took 2608.37 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 49.3 MB). Free memory was 1.0 GB in the beginning and 911.1 MB in the end (delta: 129.5 MB). Peak memory consumption was 178.8 MB. Max. memory is 11.5 GB. [2018-12-02 20:18:17,944 INFO L168 Benchmark]: Witness Printer took 2.88 ms. Allocated memory is still 1.2 GB. Free memory is still 911.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 20:18:17,946 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 242.55 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.1 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -144.6 MB). Peak memory consumption was 24.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 29.96 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.59 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 311.28 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 49.3 MB). Peak memory consumption was 49.3 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 2608.37 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 49.3 MB). Free memory was 1.0 GB in the beginning and 911.1 MB in the end (delta: 129.5 MB). Peak memory consumption was 178.8 MB. Max. memory is 11.5 GB. * Witness Printer took 2.88 ms. Allocated memory is still 1.2 GB. Free memory is still 911.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 4 terminating modules (3 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -2 * i2 + 19 and consists of 3 locations. 3 modules have a trivial ranking function, the largest among these consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.5s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 2.2s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. Minimization of det autom 4. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 114 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 516 SDtfs, 161 SDslu, 956 SDs, 0 SdLazy, 22 SolverSat, 34 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc0 concLT1 SILN0 SILU0 SILI1 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital303 mio100 ax120 hnf105 lsp16 ukn100 mio100 lsp100 div106 bol100 ite100 ukn100 eq215 hnf85 smp100 dnf100 smp100 tf101 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 3ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...