./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.5_true-unreach-call.ufo.BOUNDED-10.pals_true-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_8d919fac-ab8f-40ca-a653-23d14da6edcf/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8d919fac-ab8f-40ca-a653-23d14da6edcf/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8d919fac-ab8f-40ca-a653-23d14da6edcf/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8d919fac-ab8f-40ca-a653-23d14da6edcf/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.5_true-unreach-call.ufo.BOUNDED-10.pals_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_8d919fac-ab8f-40ca-a653-23d14da6edcf/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8d919fac-ab8f-40ca-a653-23d14da6edcf/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 42c65bbe9265dd26dc791a1c83f008139e8490c7 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 12:08:36,847 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 12:08:36,848 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 12:08:36,855 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 12:08:36,855 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 12:08:36,856 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 12:08:36,857 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 12:08:36,858 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 12:08:36,859 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 12:08:36,860 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 12:08:36,860 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 12:08:36,860 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 12:08:36,861 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 12:08:36,861 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 12:08:36,862 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 12:08:36,862 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 12:08:36,863 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 12:08:36,864 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 12:08:36,865 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 12:08:36,866 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 12:08:36,866 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 12:08:36,867 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 12:08:36,868 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 12:08:36,868 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 12:08:36,868 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 12:08:36,869 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 12:08:36,870 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 12:08:36,870 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 12:08:36,871 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 12:08:36,872 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 12:08:36,872 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 12:08:36,873 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 12:08:36,873 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 12:08:36,873 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 12:08:36,874 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 12:08:36,874 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 12:08:36,874 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8d919fac-ab8f-40ca-a653-23d14da6edcf/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-28 12:08:36,883 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 12:08:36,883 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 12:08:36,884 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 12:08:36,884 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 12:08:36,885 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 12:08:36,885 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-28 12:08:36,885 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-28 12:08:36,885 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-28 12:08:36,885 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-28 12:08:36,885 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-28 12:08:36,886 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-28 12:08:36,886 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 12:08:36,886 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 12:08:36,886 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-28 12:08:36,886 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 12:08:36,887 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 12:08:36,888 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 12:08:36,888 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-28 12:08:36,888 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-28 12:08:36,888 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-28 12:08:36,888 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 12:08:36,888 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 12:08:36,888 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-28 12:08:36,889 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 12:08:36,889 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-28 12:08:36,889 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 12:08:36,889 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 12:08:36,889 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-28 12:08:36,889 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 12:08:36,890 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 12:08:36,890 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-28 12:08:36,890 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-28 12:08:36,891 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_8d919fac-ab8f-40ca-a653-23d14da6edcf/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 -> 42c65bbe9265dd26dc791a1c83f008139e8490c7 [2018-11-28 12:08:36,914 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 12:08:36,921 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 12:08:36,923 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 12:08:36,924 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 12:08:36,925 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 12:08:36,925 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8d919fac-ab8f-40ca-a653-23d14da6edcf/bin-2019/uautomizer/../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.5_true-unreach-call.ufo.BOUNDED-10.pals_true-termination.c [2018-11-28 12:08:36,961 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8d919fac-ab8f-40ca-a653-23d14da6edcf/bin-2019/uautomizer/data/322c1d1f3/631c18d30cb94c169c9deaa3b815f062/FLAGa94f5ff8f [2018-11-28 12:08:37,388 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 12:08:37,389 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8d919fac-ab8f-40ca-a653-23d14da6edcf/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.5_true-unreach-call.ufo.BOUNDED-10.pals_true-termination.c [2018-11-28 12:08:37,394 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8d919fac-ab8f-40ca-a653-23d14da6edcf/bin-2019/uautomizer/data/322c1d1f3/631c18d30cb94c169c9deaa3b815f062/FLAGa94f5ff8f [2018-11-28 12:08:37,404 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8d919fac-ab8f-40ca-a653-23d14da6edcf/bin-2019/uautomizer/data/322c1d1f3/631c18d30cb94c169c9deaa3b815f062 [2018-11-28 12:08:37,407 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 12:08:37,408 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 12:08:37,409 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 12:08:37,409 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 12:08:37,411 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 12:08:37,411 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:08:37" (1/1) ... [2018-11-28 12:08:37,413 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2dbbec04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:08:37, skipping insertion in model container [2018-11-28 12:08:37,413 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:08:37" (1/1) ... [2018-11-28 12:08:37,418 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 12:08:37,442 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 12:08:37,579 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:08:37,585 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 12:08:37,664 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:08:37,680 INFO L195 MainTranslator]: Completed translation [2018-11-28 12:08:37,680 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:08:37 WrapperNode [2018-11-28 12:08:37,680 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 12:08:37,681 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 12:08:37,681 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 12:08:37,681 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 12:08:37,689 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:08:37" (1/1) ... [2018-11-28 12:08:37,695 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:08:37" (1/1) ... [2018-11-28 12:08:37,714 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 12:08:37,714 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 12:08:37,714 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 12:08:37,714 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 12:08:37,720 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:08:37" (1/1) ... [2018-11-28 12:08:37,721 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:08:37" (1/1) ... [2018-11-28 12:08:37,722 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:08:37" (1/1) ... [2018-11-28 12:08:37,723 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:08:37" (1/1) ... [2018-11-28 12:08:37,726 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:08:37" (1/1) ... [2018-11-28 12:08:37,731 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:08:37" (1/1) ... [2018-11-28 12:08:37,733 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:08:37" (1/1) ... [2018-11-28 12:08:37,735 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 12:08:37,736 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 12:08:37,736 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 12:08:37,736 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 12:08:37,736 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:08:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8d919fac-ab8f-40ca-a653-23d14da6edcf/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:08:37,783 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 12:08:37,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 12:08:38,278 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 12:08:38,278 INFO L280 CfgBuilder]: Removed 21 assue(true) statements. [2018-11-28 12:08:38,279 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:08:38 BoogieIcfgContainer [2018-11-28 12:08:38,279 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 12:08:38,279 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-28 12:08:38,279 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-28 12:08:38,282 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-28 12:08:38,283 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 12:08:38,283 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 12:08:37" (1/3) ... [2018-11-28 12:08:38,284 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@19fbabcf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 12:08:38, skipping insertion in model container [2018-11-28 12:08:38,284 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 12:08:38,284 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:08:37" (2/3) ... [2018-11-28 12:08:38,285 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@19fbabcf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 12:08:38, skipping insertion in model container [2018-11-28 12:08:38,285 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 12:08:38,285 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:08:38" (3/3) ... [2018-11-28 12:08:38,286 INFO L375 chiAutomizerObserver]: Analyzing ICFG pals_lcr-var-start-time.5_true-unreach-call.ufo.BOUNDED-10.pals_true-termination.c [2018-11-28 12:08:38,321 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 12:08:38,322 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-28 12:08:38,322 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-28 12:08:38,322 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-28 12:08:38,322 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 12:08:38,322 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 12:08:38,322 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-28 12:08:38,322 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 12:08:38,322 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-28 12:08:38,334 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 119 states. [2018-11-28 12:08:38,355 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 79 [2018-11-28 12:08:38,355 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 12:08:38,356 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 12:08:38,362 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2018-11-28 12:08:38,362 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] [2018-11-28 12:08:38,362 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-28 12:08:38,362 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 119 states. [2018-11-28 12:08:38,367 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 79 [2018-11-28 12:08:38,367 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 12:08:38,367 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 12:08:38,369 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2018-11-28 12:08:38,369 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] [2018-11-28 12:08:38,374 INFO L794 eck$LassoCheckResult]: Stem: 91#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]; 12#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; 45#L290true assume !(0 == ~r1~0);init_~tmp~0 := 0; 44#L290-1true init_#res := init_~tmp~0; 53#L419true 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; 46#L488-2true [2018-11-28 12:08:38,374 INFO L796 eck$LassoCheckResult]: Loop: 46#L488-2true assume !!(main_~i2~0 < 10);havoc node1_#t~ite0, node1_#t~ite1, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 103#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; 34#L122true assume !(node1_~m1~0 != ~nomsg~0); 49#L122-1true ~mode1~0 := 0; 89#L118-2true havoc node2_#t~ite2, node2_#t~ite3, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 19#L153true assume 0 != ~mode2~0 % 256;node2_~m2~0 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 113#L156true assume !(node2_~m2~0 != ~nomsg~0); 112#L156-1true ~mode2~0 := 0; 17#L153-2true havoc node3_#t~ite4, node3_#t~ite5, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 83#L187true assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 71#L190true assume !(node3_~m3~0 != ~nomsg~0); 69#L190-1true ~mode3~0 := 0; 94#L187-2true havoc node4_#t~ite6, node4_#t~ite7, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 39#L221true assume 0 != ~mode4~0 % 256;node4_~m4~0 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 43#L224true assume !(node4_~m4~0 != ~nomsg~0); 42#L224-1true ~mode4~0 := 0; 35#L221-2true havoc node5_#t~ite8, node5_#t~ite9, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 13#L255true assume 0 != ~mode5~0 % 256;node5_~m5~0 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 119#L258true assume !(node5_~m5~0 != ~nomsg~0); 118#L258-1true ~mode5~0 := 0; 114#L255-2true ~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; 70#L427true assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);check_~tmp~1 := 0; 72#L427-1true check_#res := check_~tmp~1; 22#L439true 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; 64#L518true assume !(0 == assert_~arg % 256); 38#L513true main_#t~post38 := main_~i2~0;main_~i2~0 := 1 + main_#t~post38;havoc main_#t~post38; 46#L488-2true [2018-11-28 12:08:38,379 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:08:38,380 INFO L82 PathProgramCache]: Analyzing trace with hash 28880448, now seen corresponding path program 1 times [2018-11-28 12:08:38,381 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:08:38,382 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:08:38,423 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:08:38,423 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:08:38,423 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:08:38,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:08:38,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:08:38,519 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:08:38,519 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 12:08:38,522 INFO L799 eck$LassoCheckResult]: stem already infeasible [2018-11-28 12:08:38,522 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:08:38,522 INFO L82 PathProgramCache]: Analyzing trace with hash 1515995822, now seen corresponding path program 1 times [2018-11-28 12:08:38,522 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:08:38,523 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:08:38,524 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:08:38,524 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:08:38,524 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:08:38,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:08:38,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:08:38,589 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:08:38,589 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 12:08:38,590 INFO L811 eck$LassoCheckResult]: loop already infeasible [2018-11-28 12:08:38,599 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 12:08:38,600 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 12:08:38,601 INFO L87 Difference]: Start difference. First operand 119 states. Second operand 4 states. [2018-11-28 12:08:38,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:08:38,676 INFO L93 Difference]: Finished difference Result 121 states and 200 transitions. [2018-11-28 12:08:38,677 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 12:08:38,678 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 121 states and 200 transitions. [2018-11-28 12:08:38,681 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 78 [2018-11-28 12:08:38,684 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 121 states to 114 states and 162 transitions. [2018-11-28 12:08:38,685 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 114 [2018-11-28 12:08:38,685 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 114 [2018-11-28 12:08:38,685 INFO L73 IsDeterministic]: Start isDeterministic. Operand 114 states and 162 transitions. [2018-11-28 12:08:38,686 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-28 12:08:38,686 INFO L705 BuchiCegarLoop]: Abstraction has 114 states and 162 transitions. [2018-11-28 12:08:38,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states and 162 transitions. [2018-11-28 12:08:38,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2018-11-28 12:08:38,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2018-11-28 12:08:38,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 162 transitions. [2018-11-28 12:08:38,713 INFO L728 BuchiCegarLoop]: Abstraction has 114 states and 162 transitions. [2018-11-28 12:08:38,713 INFO L608 BuchiCegarLoop]: Abstraction has 114 states and 162 transitions. [2018-11-28 12:08:38,713 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-28 12:08:38,713 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 114 states and 162 transitions. [2018-11-28 12:08:38,714 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 78 [2018-11-28 12:08:38,715 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 12:08:38,715 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 12:08:38,716 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] [2018-11-28 12:08:38,716 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] [2018-11-28 12:08:38,716 INFO L794 eck$LassoCheckResult]: Stem: 363#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]; 271#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; 272#L290 assume 0 == ~r1~0; 329#L291 assume ~alive1~0 % 256 + ~alive2~0 % 256 + ~alive3~0 % 256 + ~alive4~0 % 256 + ~alive5~0 % 256 >= 1; 359#L292 assume ~id1~0 >= 0; 290#L293 assume 0 == ~st1~0; 291#L294 assume ~send1~0 == ~id1~0; 337#L295 assume 0 == ~mode1~0 % 256; 267#L296 assume ~id2~0 >= 0; 268#L297 assume 0 == ~st2~0; 342#L298 assume ~send2~0 == ~id2~0; 280#L299 assume 0 == ~mode2~0 % 256; 281#L300 assume ~id3~0 >= 0; 330#L301 assume 0 == ~st3~0; 331#L302 assume ~send3~0 == ~id3~0; 348#L303 assume 0 == ~mode3~0 % 256; 306#L304 assume ~id4~0 >= 0; 307#L305 assume 0 == ~st4~0; 344#L306 assume ~send4~0 == ~id4~0; 278#L307 assume 0 == ~mode4~0 % 256; 279#L308 assume ~id5~0 >= 0; 339#L309 assume 0 == ~st5~0; 265#L310 assume ~send5~0 == ~id5~0; 266#L311 assume 0 == ~mode5~0 % 256; 314#L312 assume ~id1~0 != ~id2~0; 315#L313 assume ~id1~0 != ~id3~0; 358#L314 assume ~id1~0 != ~id4~0; 304#L315 assume ~id1~0 != ~id5~0; 305#L316 assume ~id2~0 != ~id3~0; 343#L317 assume ~id2~0 != ~id4~0; 276#L318 assume ~id2~0 != ~id5~0; 277#L319 assume ~id3~0 != ~id4~0; 338#L320 assume ~id3~0 != ~id5~0; 263#L321 assume ~id4~0 != ~id5~0;init_~tmp~0 := 1; 264#L290-1 init_#res := init_~tmp~0; 328#L419 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; 319#L488-2 [2018-11-28 12:08:38,716 INFO L796 eck$LassoCheckResult]: Loop: 319#L488-2 assume !!(main_~i2~0 < 10);havoc node1_#t~ite0, node1_#t~ite1, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 332#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; 311#L122 assume !(node1_~m1~0 != ~nomsg~0); 313#L122-1 ~mode1~0 := 0; 270#L118-2 havoc node2_#t~ite2, node2_#t~ite3, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 285#L153 assume 0 != ~mode2~0 % 256;node2_~m2~0 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 287#L156 assume !(node2_~m2~0 != ~nomsg~0); 299#L156-1 ~mode2~0 := 0; 282#L153-2 havoc node3_#t~ite4, node3_#t~ite5, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 283#L187 assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 353#L190 assume !(node3_~m3~0 != ~nomsg~0); 324#L190-1 ~mode3~0 := 0; 346#L187-2 havoc node4_#t~ite6, node4_#t~ite7, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 320#L221 assume 0 != ~mode4~0 % 256;node4_~m4~0 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 321#L224 assume !(node4_~m4~0 != ~nomsg~0); 326#L224-1 ~mode4~0 := 0; 256#L221-2 havoc node5_#t~ite8, node5_#t~ite9, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 273#L255 assume 0 != ~mode5~0 % 256;node5_~m5~0 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 275#L258 assume !(node5_~m5~0 != ~nomsg~0); 262#L258-1 ~mode5~0 := 0; 361#L255-2 ~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; 352#L427 assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);check_~tmp~1 := 0; 289#L427-1 check_#res := check_~tmp~1; 292#L439 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; 293#L518 assume !(0 == assert_~arg % 256); 318#L513 main_#t~post38 := main_~i2~0;main_~i2~0 := 1 + main_#t~post38;havoc main_#t~post38; 319#L488-2 [2018-11-28 12:08:38,716 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:08:38,717 INFO L82 PathProgramCache]: Analyzing trace with hash 766937493, now seen corresponding path program 1 times [2018-11-28 12:08:38,717 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:08:38,717 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:08:38,720 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:08:38,721 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:08:38,721 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:08:38,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:08:38,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:08:38,794 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:08:38,794 INFO L82 PathProgramCache]: Analyzing trace with hash 1515995822, now seen corresponding path program 2 times [2018-11-28 12:08:38,795 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:08:38,795 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:08:38,796 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:08:38,796 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:08:38,796 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:08:38,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:08:38,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:08:38,863 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:08:38,863 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 12:08:38,863 INFO L811 eck$LassoCheckResult]: loop already infeasible [2018-11-28 12:08:38,864 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 12:08:38,864 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 12:08:38,864 INFO L87 Difference]: Start difference. First operand 114 states and 162 transitions. cyclomatic complexity: 49 Second operand 5 states. [2018-11-28 12:08:38,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:08:38,908 INFO L93 Difference]: Finished difference Result 117 states and 164 transitions. [2018-11-28 12:08:38,909 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 12:08:38,909 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 117 states and 164 transitions. [2018-11-28 12:08:38,911 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 78 [2018-11-28 12:08:38,912 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 117 states to 114 states and 160 transitions. [2018-11-28 12:08:38,912 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 114 [2018-11-28 12:08:38,912 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 114 [2018-11-28 12:08:38,913 INFO L73 IsDeterministic]: Start isDeterministic. Operand 114 states and 160 transitions. [2018-11-28 12:08:38,913 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-28 12:08:38,913 INFO L705 BuchiCegarLoop]: Abstraction has 114 states and 160 transitions. [2018-11-28 12:08:38,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states and 160 transitions. [2018-11-28 12:08:38,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2018-11-28 12:08:38,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2018-11-28 12:08:38,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 160 transitions. [2018-11-28 12:08:38,918 INFO L728 BuchiCegarLoop]: Abstraction has 114 states and 160 transitions. [2018-11-28 12:08:38,918 INFO L608 BuchiCegarLoop]: Abstraction has 114 states and 160 transitions. [2018-11-28 12:08:38,918 INFO L442 BuchiCegarLoop]: ======== Iteration 3============ [2018-11-28 12:08:38,918 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 114 states and 160 transitions. [2018-11-28 12:08:38,919 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 78 [2018-11-28 12:08:38,919 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 12:08:38,919 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 12:08:38,920 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] [2018-11-28 12:08:38,920 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] [2018-11-28 12:08:38,920 INFO L794 eck$LassoCheckResult]: Stem: 606#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]; 514#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; 515#L290 assume 0 == ~r1~0; 572#L291 assume ~alive1~0 % 256 + ~alive2~0 % 256 + ~alive3~0 % 256 + ~alive4~0 % 256 + ~alive5~0 % 256 >= 1; 602#L292 assume ~id1~0 >= 0; 533#L293 assume 0 == ~st1~0; 534#L294 assume ~send1~0 == ~id1~0; 580#L295 assume 0 == ~mode1~0 % 256; 510#L296 assume ~id2~0 >= 0; 511#L297 assume 0 == ~st2~0; 585#L298 assume ~send2~0 == ~id2~0; 523#L299 assume 0 == ~mode2~0 % 256; 524#L300 assume ~id3~0 >= 0; 573#L301 assume 0 == ~st3~0; 574#L302 assume ~send3~0 == ~id3~0; 591#L303 assume 0 == ~mode3~0 % 256; 549#L304 assume ~id4~0 >= 0; 550#L305 assume 0 == ~st4~0; 587#L306 assume ~send4~0 == ~id4~0; 521#L307 assume 0 == ~mode4~0 % 256; 522#L308 assume ~id5~0 >= 0; 582#L309 assume 0 == ~st5~0; 508#L310 assume ~send5~0 == ~id5~0; 509#L311 assume 0 == ~mode5~0 % 256; 557#L312 assume ~id1~0 != ~id2~0; 558#L313 assume ~id1~0 != ~id3~0; 601#L314 assume ~id1~0 != ~id4~0; 547#L315 assume ~id1~0 != ~id5~0; 548#L316 assume ~id2~0 != ~id3~0; 586#L317 assume ~id2~0 != ~id4~0; 519#L318 assume ~id2~0 != ~id5~0; 520#L319 assume ~id3~0 != ~id4~0; 581#L320 assume ~id3~0 != ~id5~0; 506#L321 assume ~id4~0 != ~id5~0;init_~tmp~0 := 1; 507#L290-1 init_#res := init_~tmp~0; 571#L419 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; 562#L488-2 [2018-11-28 12:08:38,920 INFO L796 eck$LassoCheckResult]: Loop: 562#L488-2 assume !!(main_~i2~0 < 10);havoc node1_#t~ite0, node1_#t~ite1, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 575#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; 554#L122 assume !(node1_~m1~0 != ~nomsg~0); 556#L122-1 ~mode1~0 := 0; 513#L118-2 havoc node2_#t~ite2, node2_#t~ite3, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 528#L153 assume 0 != ~mode2~0 % 256;node2_~m2~0 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 530#L156 assume !(node2_~m2~0 != ~nomsg~0); 542#L156-1 ~mode2~0 := 0; 525#L153-2 havoc node3_#t~ite4, node3_#t~ite5, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 526#L187 assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 596#L190 assume !(node3_~m3~0 != ~nomsg~0); 567#L190-1 ~mode3~0 := 0; 589#L187-2 havoc node4_#t~ite6, node4_#t~ite7, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 563#L221 assume 0 != ~mode4~0 % 256;node4_~m4~0 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 564#L224 assume !(node4_~m4~0 != ~nomsg~0); 569#L224-1 ~mode4~0 := 0; 499#L221-2 havoc node5_#t~ite8, node5_#t~ite9, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 516#L255 assume 0 != ~mode5~0 % 256;node5_~m5~0 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 518#L258 assume !(node5_~m5~0 != ~nomsg~0); 505#L258-1 ~mode5~0 := 0; 604#L255-2 ~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; 595#L427 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 537#L428 assume ~r1~0 < 5;check_~tmp~1 := 1; 532#L427-1 check_#res := check_~tmp~1; 535#L439 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; 536#L518 assume !(0 == assert_~arg % 256); 561#L513 main_#t~post38 := main_~i2~0;main_~i2~0 := 1 + main_#t~post38;havoc main_#t~post38; 562#L488-2 [2018-11-28 12:08:38,920 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:08:38,920 INFO L82 PathProgramCache]: Analyzing trace with hash 766937493, now seen corresponding path program 2 times [2018-11-28 12:08:38,920 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:08:38,920 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:08:38,921 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:08:38,922 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 12:08:38,922 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:08:38,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:08:38,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:08:38,960 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:08:38,960 INFO L82 PathProgramCache]: Analyzing trace with hash -632096835, now seen corresponding path program 1 times [2018-11-28 12:08:38,960 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:08:38,960 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:08:38,961 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:08:38,962 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 12:08:38,962 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:08:38,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:08:38,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 12:08:38,985 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:08:38,985 INFO L82 PathProgramCache]: Analyzing trace with hash -525921879, now seen corresponding path program 1 times [2018-11-28 12:08:38,985 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:08:38,985 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:08:38,986 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:08:38,987 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:08:38,987 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:08:39,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:08:39,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:08:39,056 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:08:39,057 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 12:08:39,336 WARN L180 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 137 [2018-11-28 12:08:39,883 WARN L180 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 118 [2018-11-28 12:08:39,891 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:08:39,891 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:08:39,891 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:08:39,891 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:08:39,892 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 12:08:39,892 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:08:39,892 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:08:39,892 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:08:39,892 INFO L131 ssoRankerPreferences]: Filename of dumped script: pals_lcr-var-start-time.5_true-unreach-call.ufo.BOUNDED-10.pals_true-termination.c_Iteration3_Loop [2018-11-28 12:08:39,892 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:08:39,892 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:08:39,916 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:39,923 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:39,924 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:39,925 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:39,929 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:39,931 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:39,959 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:39,961 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:39,964 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:39,966 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:39,967 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:39,968 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:39,969 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:39,970 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:39,971 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:39,972 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:39,974 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:39,977 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:39,980 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:40,001 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:40,004 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:40,006 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:40,007 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:40,008 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:40,010 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:40,011 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:40,012 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:40,014 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:40,015 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:40,018 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:40,019 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:40,020 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:40,022 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:40,432 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:08:40,432 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8d919fac-ab8f-40ca-a653-23d14da6edcf/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:08:40,439 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 12:08:40,439 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8d919fac-ab8f-40ca-a653-23d14da6edcf/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:08:40,463 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 12:08:40,463 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 12:08:40,575 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-11-28 12:08:40,577 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 12:08:40,577 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 12:08:40,577 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 12:08:40,577 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 12:08:40,577 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 12:08:40,577 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 12:08:40,577 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 12:08:40,577 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 12:08:40,577 INFO L131 ssoRankerPreferences]: Filename of dumped script: pals_lcr-var-start-time.5_true-unreach-call.ufo.BOUNDED-10.pals_true-termination.c_Iteration3_Loop [2018-11-28 12:08:40,577 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 12:08:40,577 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 12:08:40,582 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:40,588 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:40,590 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:40,616 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:40,617 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:40,620 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:40,621 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:40,623 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:40,642 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:40,645 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:40,646 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:40,650 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:40,651 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:40,652 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:40,653 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:40,654 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:40,655 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:40,656 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:40,659 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:40,662 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:40,665 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:40,667 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:40,668 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:40,669 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:40,673 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:40,675 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:40,676 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:40,677 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:40,679 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:40,680 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:40,684 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:40,685 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:40,687 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 12:08:41,078 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 12:08:41,083 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 12:08:41,085 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:08:41,086 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:08:41,088 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:08:41,089 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:08:41,089 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:08:41,089 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:08:41,091 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:08:41,091 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:08:41,095 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:08:41,095 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:08:41,096 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:08:41,096 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:08:41,096 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:08:41,097 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:08:41,098 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:08:41,099 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 12:08:41,102 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:08:41,103 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:08:41,103 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:08:41,103 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:08:41,104 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:08:41,104 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:08:41,104 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:08:41,110 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:08:41,110 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:08:41,114 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:08:41,114 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:08:41,116 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:08:41,117 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:08:41,117 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:08:41,117 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:08:41,118 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:08:41,118 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 12:08:41,138 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:08:41,139 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:08:41,141 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:08:41,141 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:08:41,141 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:08:41,141 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:08:41,141 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:08:41,142 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:08:41,142 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:08:41,145 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:08:41,145 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:08:41,145 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:08:41,146 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:08:41,146 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:08:41,146 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:08:41,146 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:08:41,146 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:08:41,146 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:08:41,147 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:08:41,147 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:08:41,148 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:08:41,148 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:08:41,148 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:08:41,148 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:08:41,149 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:08:41,150 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 12:08:41,156 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:08:41,156 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:08:41,157 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:08:41,157 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:08:41,157 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:08:41,157 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 12:08:41,157 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:08:41,158 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 12:08:41,158 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:08:41,161 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:08:41,162 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:08:41,162 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:08:41,162 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:08:41,162 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:08:41,163 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:08:41,163 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:08:41,163 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:08:41,163 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:08:41,165 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:08:41,165 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:08:41,166 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:08:41,166 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:08:41,166 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:08:41,166 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:08:41,172 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:08:41,172 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 12:08:41,174 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:08:41,175 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:08:41,175 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:08:41,175 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:08:41,176 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:08:41,176 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:08:41,176 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:08:41,176 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:08:41,176 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:08:41,177 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:08:41,177 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:08:41,177 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:08:41,178 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:08:41,178 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:08:41,178 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:08:41,178 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:08:41,178 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:08:41,182 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:08:41,183 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:08:41,184 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:08:41,184 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:08:41,184 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:08:41,184 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:08:41,184 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:08:41,185 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:08:41,185 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:08:41,185 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:08:41,185 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:08:41,186 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:08:41,186 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:08:41,186 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:08:41,188 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:08:41,188 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:08:41,188 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:08:41,189 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:08:41,189 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:08:41,189 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:08:41,190 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:08:41,190 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:08:41,190 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:08:41,190 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:08:41,190 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:08:41,190 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:08:41,191 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:08:41,191 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:08:41,191 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:08:41,192 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:08:41,192 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:08:41,192 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:08:41,192 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:08:41,192 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:08:41,193 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-28 12:08:41,193 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-28 12:08:41,198 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:08:41,198 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:08:41,199 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:08:41,199 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:08:41,199 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:08:41,199 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:08:41,199 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:08:41,199 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:08:41,199 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:08:41,200 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:08:41,200 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:08:41,201 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:08:41,201 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:08:41,201 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:08:41,201 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:08:41,201 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:08:41,201 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:08:41,202 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:08:41,203 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 12:08:41,204 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 12:08:41,204 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 12:08:41,204 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 12:08:41,204 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 12:08:41,204 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 12:08:41,204 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 12:08:41,205 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 12:08:41,205 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 12:08:41,206 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2018-11-28 12:08:41,209 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2018-11-28 12:08:41,209 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2018-11-28 12:08:41,211 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2018-11-28 12:08:41,211 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2018-11-28 12:08:41,212 INFO L518 LassoAnalysis]: Proved termination. [2018-11-28 12:08:41,212 INFO L520 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i2~0) = -2*ULTIMATE.start_main_~i2~0 + 19 Supporting invariants [] [2018-11-28 12:08:41,213 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2018-11-28 12:08:41,266 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:08:41,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:08:41,297 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 12:08:41,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:08:41,322 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 12:08:41,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:08:41,337 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 [2018-11-28 12:08:41,338 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 114 states and 160 transitions. cyclomatic complexity: 47 Second operand 3 states. [2018-11-28 12:08:41,381 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. [2018-11-28 12:08:41,383 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 [2018-11-28 12:08:41,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2018-11-28 12:08:41,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 160 transitions. [2018-11-28 12:08:41,385 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 160 transitions. Stem has 36 letters. Loop has 27 letters. [2018-11-28 12:08:41,386 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-28 12:08:41,386 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 160 transitions. Stem has 63 letters. Loop has 27 letters. [2018-11-28 12:08:41,387 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-28 12:08:41,388 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 160 transitions. Stem has 36 letters. Loop has 54 letters. [2018-11-28 12:08:41,388 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-28 12:08:41,388 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 192 states and 285 transitions. [2018-11-28 12:08:41,390 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-28 12:08:41,392 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 192 states to 0 states and 0 transitions. [2018-11-28 12:08:41,392 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-11-28 12:08:41,392 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-11-28 12:08:41,392 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-11-28 12:08:41,392 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-28 12:08:41,392 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 12:08:41,392 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 12:08:41,392 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 12:08:41,392 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 12:08:41,392 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand 3 states. [2018-11-28 12:08:41,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:08:41,393 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2018-11-28 12:08:41,393 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-28 12:08:41,393 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2018-11-28 12:08:41,393 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-28 12:08:41,393 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 12:08:41,393 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-11-28 12:08:41,393 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-11-28 12:08:41,393 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-11-28 12:08:41,393 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-28 12:08:41,394 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 12:08:41,394 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 12:08:41,394 INFO L608 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 12:08:41,394 INFO L442 BuchiCegarLoop]: ======== Iteration 4============ [2018-11-28 12:08:41,394 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2018-11-28 12:08:41,394 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-28 12:08:41,394 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2018-11-28 12:08:41,400 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 12:08:41 BoogieIcfgContainer [2018-11-28 12:08:41,400 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-28 12:08:41,400 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 12:08:41,400 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 12:08:41,400 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 12:08:41,401 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:08:38" (3/4) ... [2018-11-28 12:08:41,404 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-28 12:08:41,404 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 12:08:41,405 INFO L168 Benchmark]: Toolchain (without parser) took 3997.52 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 322.4 MB). Free memory was 954.0 MB in the beginning and 1.3 GB in the end (delta: -323.4 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:08:41,406 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 979.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:08:41,406 INFO L168 Benchmark]: CACSL2BoogieTranslator took 271.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.6 MB). Free memory was 951.3 MB in the beginning and 1.1 GB in the end (delta: -196.3 MB). Peak memory consumption was 27.1 MB. Max. memory is 11.5 GB. [2018-11-28 12:08:41,407 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-28 12:08:41,407 INFO L168 Benchmark]: Boogie Preprocessor took 21.17 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-28 12:08:41,407 INFO L168 Benchmark]: RCFGBuilder took 543.36 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 49.5 MB). Peak memory consumption was 49.5 MB. Max. memory is 11.5 GB. [2018-11-28 12:08:41,408 INFO L168 Benchmark]: BuchiAutomizer took 3120.77 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 169.9 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -185.9 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:08:41,408 INFO L168 Benchmark]: Witness Printer took 4.05 ms. Allocated memory is still 1.4 GB. Free memory is still 1.3 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:08:41,411 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 979.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 271.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.6 MB). Free memory was 951.3 MB in the beginning and 1.1 GB in the end (delta: -196.3 MB). Peak memory consumption was 27.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 33.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.17 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 543.36 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 49.5 MB). Peak memory consumption was 49.5 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 3120.77 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 169.9 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -185.9 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 4.05 ms. Allocated memory is still 1.4 GB. Free memory is still 1.3 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program 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 3.0s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 2.6s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. 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: 6ms 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...