./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex10_true-termination.c.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_72d0cbf5-41dc-4350-9572-19e9b929a950/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_72d0cbf5-41dc-4350-9572-19e9b929a950/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_72d0cbf5-41dc-4350-9572-19e9b929a950/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_72d0cbf5-41dc-4350-9572-19e9b929a950/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex10_true-termination.c.i -s /tmp/vcloud-vcloud-master/worker/working_dir_72d0cbf5-41dc-4350-9572-19e9b929a950/bin-2019/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_72d0cbf5-41dc-4350-9572-19e9b929a950/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 15c6db6bd14dffda34ad35d2a51204e1169327e8 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 07:39:21,962 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 07:39:21,963 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 07:39:21,969 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 07:39:21,969 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 07:39:21,970 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 07:39:21,971 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 07:39:21,972 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 07:39:21,973 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 07:39:21,973 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 07:39:21,974 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 07:39:21,974 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 07:39:21,975 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 07:39:21,976 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 07:39:21,976 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 07:39:21,977 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 07:39:21,978 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 07:39:21,979 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 07:39:21,980 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 07:39:21,981 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 07:39:21,982 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 07:39:21,983 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 07:39:21,985 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 07:39:21,985 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 07:39:21,985 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 07:39:21,986 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 07:39:21,987 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 07:39:21,987 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 07:39:21,988 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 07:39:21,989 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 07:39:21,989 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 07:39:21,989 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 07:39:21,989 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 07:39:21,990 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 07:39:21,990 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 07:39:21,991 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 07:39:21,991 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_72d0cbf5-41dc-4350-9572-19e9b929a950/bin-2019/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2018-12-02 07:39:21,999 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 07:39:21,999 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 07:39:22,000 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 07:39:22,000 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 07:39:22,001 INFO L133 SettingsManager]: * Use SBE=true [2018-12-02 07:39:22,001 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-12-02 07:39:22,001 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-12-02 07:39:22,001 INFO L133 SettingsManager]: * Use old map elimination=false [2018-12-02 07:39:22,001 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-12-02 07:39:22,001 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-12-02 07:39:22,001 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-12-02 07:39:22,002 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 07:39:22,002 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-02 07:39:22,002 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 07:39:22,002 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 07:39:22,002 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-12-02 07:39:22,002 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-12-02 07:39:22,002 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-12-02 07:39:22,002 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 07:39:22,002 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-12-02 07:39:22,002 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 07:39:22,003 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-12-02 07:39:22,003 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 07:39:22,003 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 07:39:22,003 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-12-02 07:39:22,003 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 07:39:22,003 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-02 07:39:22,003 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-12-02 07:39:22,004 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-12-02 07:39:22,004 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_72d0cbf5-41dc-4350-9572-19e9b929a950/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 15c6db6bd14dffda34ad35d2a51204e1169327e8 [2018-12-02 07:39:22,026 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 07:39:22,032 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 07:39:22,034 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 07:39:22,035 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 07:39:22,035 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 07:39:22,036 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_72d0cbf5-41dc-4350-9572-19e9b929a950/bin-2019/uautomizer/../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex10_true-termination.c.i [2018-12-02 07:39:22,070 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_72d0cbf5-41dc-4350-9572-19e9b929a950/bin-2019/uautomizer/data/976750989/17749591839f4bed917d33655f36731e/FLAG0c3b6f4ea [2018-12-02 07:39:22,480 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 07:39:22,481 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_72d0cbf5-41dc-4350-9572-19e9b929a950/sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex10_true-termination.c.i [2018-12-02 07:39:22,484 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_72d0cbf5-41dc-4350-9572-19e9b929a950/bin-2019/uautomizer/data/976750989/17749591839f4bed917d33655f36731e/FLAG0c3b6f4ea [2018-12-02 07:39:22,492 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_72d0cbf5-41dc-4350-9572-19e9b929a950/bin-2019/uautomizer/data/976750989/17749591839f4bed917d33655f36731e [2018-12-02 07:39:22,493 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 07:39:22,494 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 07:39:22,495 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 07:39:22,495 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 07:39:22,497 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 07:39:22,497 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:39:22" (1/1) ... [2018-12-02 07:39:22,498 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30c2e75e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:39:22, skipping insertion in model container [2018-12-02 07:39:22,499 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:39:22" (1/1) ... [2018-12-02 07:39:22,503 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 07:39:22,512 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 07:39:22,592 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 07:39:22,599 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 07:39:22,608 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 07:39:22,616 INFO L195 MainTranslator]: Completed translation [2018-12-02 07:39:22,617 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:39:22 WrapperNode [2018-12-02 07:39:22,617 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 07:39:22,617 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 07:39:22,617 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 07:39:22,617 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 07:39:22,622 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:39:22" (1/1) ... [2018-12-02 07:39:22,627 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:39:22" (1/1) ... [2018-12-02 07:39:22,637 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 07:39:22,637 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 07:39:22,638 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 07:39:22,638 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 07:39:22,643 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:39:22" (1/1) ... [2018-12-02 07:39:22,643 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:39:22" (1/1) ... [2018-12-02 07:39:22,644 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:39:22" (1/1) ... [2018-12-02 07:39:22,644 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:39:22" (1/1) ... [2018-12-02 07:39:22,646 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:39:22" (1/1) ... [2018-12-02 07:39:22,647 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:39:22" (1/1) ... [2018-12-02 07:39:22,648 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:39:22" (1/1) ... [2018-12-02 07:39:22,649 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 07:39:22,649 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 07:39:22,649 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 07:39:22,649 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 07:39:22,650 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:39:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_72d0cbf5-41dc-4350-9572-19e9b929a950/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 07:39:22,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-02 07:39:22,715 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 07:39:22,715 INFO L130 BoogieDeclarations]: Found specification of procedure f [2018-12-02 07:39:22,715 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2018-12-02 07:39:22,715 INFO L130 BoogieDeclarations]: Found specification of procedure g [2018-12-02 07:39:22,715 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2018-12-02 07:39:22,715 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 07:39:22,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 07:39:22,716 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-02 07:39:22,716 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 07:39:22,836 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 07:39:22,836 INFO L280 CfgBuilder]: Removed 4 assue(true) statements. [2018-12-02 07:39:22,836 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:39:22 BoogieIcfgContainer [2018-12-02 07:39:22,837 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 07:39:22,837 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-12-02 07:39:22,837 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-12-02 07:39:22,840 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-12-02 07:39:22,841 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-02 07:39:22,841 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 02.12 07:39:22" (1/3) ... [2018-12-02 07:39:22,842 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1baa2632 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.12 07:39:22, skipping insertion in model container [2018-12-02 07:39:22,842 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-02 07:39:22,843 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:39:22" (2/3) ... [2018-12-02 07:39:22,843 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1baa2632 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.12 07:39:22, skipping insertion in model container [2018-12-02 07:39:22,843 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-02 07:39:22,843 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:39:22" (3/3) ... [2018-12-02 07:39:22,845 INFO L375 chiAutomizerObserver]: Analyzing ICFG rec_malloc_ex10_true-termination.c.i [2018-12-02 07:39:22,885 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-02 07:39:22,885 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-12-02 07:39:22,885 INFO L375 BuchiCegarLoop]: Hoare is false [2018-12-02 07:39:22,885 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-12-02 07:39:22,885 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 07:39:22,886 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 07:39:22,886 INFO L379 BuchiCegarLoop]: Difference is false [2018-12-02 07:39:22,886 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 07:39:22,886 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-12-02 07:39:22,896 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16 states. [2018-12-02 07:39:22,911 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2018-12-02 07:39:22,911 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-02 07:39:22,911 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-02 07:39:22,916 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2018-12-02 07:39:22,916 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2018-12-02 07:39:22,916 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-12-02 07:39:22,916 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16 states. [2018-12-02 07:39:22,917 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2018-12-02 07:39:22,917 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-02 07:39:22,917 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-02 07:39:22,917 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2018-12-02 07:39:22,917 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2018-12-02 07:39:22,922 INFO L794 eck$LassoCheckResult]: Stem: 11#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; 10#L-1true havoc main_#res;havoc main_#t~malloc7.base, main_#t~malloc7.offset, main_#t~malloc8.base, main_#t~malloc8.offset, main_#t~nondet9, main_#t~nondet10, main_~p1~0.base, main_~p1~0.offset, main_~p2~0.base, main_~p2~0.offset;call main_#t~malloc7.base, main_#t~malloc7.offset := #Ultimate.alloc(4);main_~p1~0.base, main_~p1~0.offset := main_#t~malloc7.base, main_#t~malloc7.offset;call main_#t~malloc8.base, main_#t~malloc8.offset := #Ultimate.alloc(4);main_~p2~0.base, main_~p2~0.offset := main_#t~malloc8.base, main_#t~malloc8.offset;call write~int(main_#t~nondet9, main_~p1~0.base, main_~p1~0.offset, 4);havoc main_#t~nondet9;call write~int(main_#t~nondet10, main_~p2~0.base, main_~p2~0.offset, 4);havoc main_#t~nondet10; 5#L49true call f(main_~p1~0.base, main_~p1~0.offset, main_~p2~0.base, main_~p2~0.offset);< 13#fENTRYtrue [2018-12-02 07:39:22,923 INFO L796 eck$LassoCheckResult]: Loop: 13#fENTRYtrue ~p.base, ~p.offset := #in~p.base, #in~p.offset;~q.base, ~q.offset := #in~q.base, #in~q.offset;call #t~mem1 := read~int(~p.base, ~p.offset, 4);call #t~mem2 := read~int(~q.base, ~q.offset, 4); 15#L13true assume !(#t~mem1 + #t~mem2 < 0);havoc #t~mem2;havoc #t~mem1;call #t~malloc3.base, #t~malloc3.offset := #Ultimate.alloc(4);~np~0.base, ~np~0.offset := #t~malloc3.base, #t~malloc3.offset;call #t~mem4 := read~int(~p.base, ~p.offset, 4);call write~int(#t~mem4 - 1, ~np~0.base, ~np~0.offset, 4);havoc #t~mem4;call ULTIMATE.dealloc(~p.base, ~p.offset); 17#L23true call g(~q.base, ~q.offset, ~np~0.base, ~np~0.offset);< 12#gENTRYtrue ~p.base, ~p.offset := #in~p.base, #in~p.offset;~q.base, ~q.offset := #in~q.base, #in~q.offset;call #t~mem5 := read~int(~p.base, ~p.offset, 4);call #t~mem6 := read~int(~q.base, ~q.offset, 4); 7#L31true assume !(#t~mem5 + #t~mem6 < 0);havoc #t~mem5;havoc #t~mem6; 18#L35true call f(~q.base, ~q.offset, ~p.base, ~p.offset);< 13#fENTRYtrue [2018-12-02 07:39:22,926 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:39:22,926 INFO L82 PathProgramCache]: Analyzing trace with hash 43766, now seen corresponding path program 1 times [2018-12-02 07:39:22,927 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 07:39:22,928 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 07:39:22,956 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:39:22,956 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 07:39:22,956 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:39:22,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 07:39:22,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 07:39:23,006 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:39:23,007 INFO L82 PathProgramCache]: Analyzing trace with hash 891830467, now seen corresponding path program 1 times [2018-12-02 07:39:23,007 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 07:39:23,007 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 07:39:23,007 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:39:23,007 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 07:39:23,008 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:39:23,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 07:39:23,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 07:39:23,040 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:39:23,040 INFO L82 PathProgramCache]: Analyzing trace with hash -1193795592, now seen corresponding path program 1 times [2018-12-02 07:39:23,040 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 07:39:23,040 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 07:39:23,041 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:39:23,041 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 07:39:23,041 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:39:23,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 07:39:23,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 07:39:23,373 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 84 [2018-12-02 07:39:23,640 WARN L180 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 103 [2018-12-02 07:39:23,799 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 74 [2018-12-02 07:39:23,954 INFO L216 LassoAnalysis]: Preferences: [2018-12-02 07:39:23,954 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-02 07:39:23,954 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-02 07:39:23,954 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-02 07:39:23,954 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-02 07:39:23,954 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 07:39:23,955 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-02 07:39:23,955 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-02 07:39:23,955 INFO L131 ssoRankerPreferences]: Filename of dumped script: rec_malloc_ex10_true-termination.c.i_Iteration1_Lasso [2018-12-02 07:39:23,955 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-02 07:39:23,955 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-02 07:39:23,967 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 07:39:23,971 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 07:39:23,972 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 07:39:23,973 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 07:39:23,975 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 07:39:23,976 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 07:39:23,977 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 07:39:23,978 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 07:39:23,979 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 07:39:23,980 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 07:39:23,981 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 07:39:23,982 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 07:39:23,984 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 07:39:23,985 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 07:39:23,986 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 07:39:23,987 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 07:39:23,988 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 07:39:23,989 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 07:39:23,990 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 07:39:23,991 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 07:39:23,992 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 07:39:23,993 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 07:39:23,994 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 07:39:23,995 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 07:39:23,996 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 07:39:23,997 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 07:39:23,999 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 07:39:24,000 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 07:39:24,001 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 07:39:24,002 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 07:39:24,003 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 07:39:24,162 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 07:39:24,163 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 07:39:24,164 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 07:39:24,165 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 07:39:24,166 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 07:39:24,168 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 07:39:24,169 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 07:39:24,386 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-02 07:39:24,389 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-02 07:39:24,390 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:39:24,391 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:39:24,391 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:39:24,391 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:39:24,391 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:39:24,392 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 07:39:24,393 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 07:39:24,393 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:39:24,394 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:39:24,394 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:39:24,395 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:39:24,395 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:39:24,395 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:39:24,395 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:39:24,395 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 07:39:24,395 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 07:39:24,395 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:39:24,396 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:39:24,396 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:39:24,396 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:39:24,396 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:39:24,396 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:39:24,396 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:39:24,396 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 07:39:24,397 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 07:39:24,397 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:39:24,397 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:39:24,397 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:39:24,398 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:39:24,398 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:39:24,398 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:39:24,398 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:39:24,398 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 07:39:24,398 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 07:39:24,398 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:39:24,399 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:39:24,399 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:39:24,399 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:39:24,399 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:39:24,399 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:39:24,400 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:39:24,400 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 07:39:24,400 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 07:39:24,400 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:39:24,400 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:39:24,401 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:39:24,401 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:39:24,401 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:39:24,401 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:39:24,401 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:39:24,401 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 07:39:24,401 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 07:39:24,401 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:39:24,402 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:39:24,402 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:39:24,402 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:39:24,402 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:39:24,402 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:39:24,403 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:39:24,403 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 07:39:24,403 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 07:39:24,403 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:39:24,403 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:39:24,404 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:39:24,404 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:39:24,404 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:39:24,404 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:39:24,404 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:39:24,404 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 07:39:24,404 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 07:39:24,404 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:39:24,405 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:39:24,405 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:39:24,405 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:39:24,405 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:39:24,406 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:39:24,406 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:39:24,406 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 07:39:24,406 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 07:39:24,406 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:39:24,406 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:39:24,407 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:39:24,407 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:39:24,407 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:39:24,407 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:39:24,407 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:39:24,407 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 07:39:24,407 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 07:39:24,407 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:39:24,408 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:39:24,408 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:39:24,408 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:39:24,408 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:39:24,408 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:39:24,408 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:39:24,408 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 07:39:24,409 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 07:39:24,409 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:39:24,409 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:39:24,409 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:39:24,410 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:39:24,410 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:39:24,410 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:39:24,410 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 07:39:24,411 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 07:39:24,411 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-02 07:39:24,413 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:39:24,413 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:39:24,414 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:39:24,414 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:39:24,414 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:39:24,414 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:39:24,414 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 07:39:24,414 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 07:39:24,414 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:39:24,415 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:39:24,415 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:39:24,415 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:39:24,415 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:39:24,415 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:39:24,415 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:39:24,415 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 07:39:24,416 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 07:39:24,416 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:39:24,416 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:39:24,417 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:39:24,417 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:39:24,417 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:39:24,417 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:39:24,417 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:39:24,417 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 07:39:24,417 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 07:39:24,417 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:39:24,418 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:39:24,418 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:39:24,419 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:39:24,419 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:39:24,419 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:39:24,419 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:39:24,419 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 07:39:24,419 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 07:39:24,419 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:39:24,420 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:39:24,420 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:39:24,420 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:39:24,420 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:39:24,420 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:39:24,421 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:39:24,421 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 07:39:24,421 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 07:39:24,421 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:39:24,421 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:39:24,422 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:39:24,422 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:39:24,422 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:39:24,422 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:39:24,422 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:39:24,422 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 07:39:24,422 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 07:39:24,423 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:39:24,423 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:39:24,423 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:39:24,424 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:39:24,424 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:39:24,424 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:39:24,424 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:39:24,424 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 07:39:24,424 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 07:39:24,424 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:39:24,425 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:39:24,425 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:39:24,425 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:39:24,425 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:39:24,425 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:39:24,425 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:39:24,426 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 07:39:24,426 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 07:39:24,426 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:39:24,426 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:39:24,427 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:39:24,427 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:39:24,427 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:39:24,427 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:39:24,427 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:39:24,427 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 07:39:24,427 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 07:39:24,427 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:39:24,428 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:39:24,428 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:39:24,428 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:39:24,428 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:39:24,428 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:39:24,429 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:39:24,429 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 07:39:24,429 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 07:39:24,429 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:39:24,429 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:39:24,430 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:39:24,430 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:39:24,430 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:39:24,430 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:39:24,430 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:39:24,430 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 07:39:24,430 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 07:39:24,430 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:39:24,431 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:39:24,431 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:39:24,431 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:39:24,431 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:39:24,431 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:39:24,431 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:39:24,432 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 07:39:24,432 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 07:39:24,432 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:39:24,432 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:39:24,432 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:39:24,433 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:39:24,433 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:39:24,433 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:39:24,433 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:39:24,433 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 07:39:24,433 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 07:39:24,433 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:39:24,434 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:39:24,434 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:39:24,434 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:39:24,434 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:39:24,434 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:39:24,435 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 07:39:24,435 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 07:39:24,435 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-02 07:39:24,437 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:39:24,437 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:39:24,437 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:39:24,437 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:39:24,437 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:39:24,437 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:39:24,438 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 07:39:24,438 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 07:39:24,438 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:39:24,438 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:39:24,439 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:39:24,439 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:39:24,439 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:39:24,439 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:39:24,439 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:39:24,439 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 07:39:24,439 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 07:39:24,440 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:39:24,440 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:39:24,440 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:39:24,440 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:39:24,441 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:39:24,441 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:39:24,441 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:39:24,441 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 07:39:24,441 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 07:39:24,441 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:39:24,442 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:39:24,442 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:39:24,442 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:39:24,442 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 07:39:24,442 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:39:24,442 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:39:24,442 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 07:39:24,443 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 07:39:24,443 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 07:39:24,443 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:39:24,443 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:39:24,444 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:39:24,444 INFO L205 nArgumentSynthesizer]: 2 stem disjuncts [2018-12-02 07:39:24,444 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-12-02 07:39:24,444 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 07:39:24,446 INFO L402 nArgumentSynthesizer]: We have 20 Motzkin's Theorem applications. [2018-12-02 07:39:24,446 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-02 07:39:24,455 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:39:24,456 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:39:24,456 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:39:24,456 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:39:24,456 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:39:24,456 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 07:39:24,457 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 07:39:24,457 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-02 07:39:24,463 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:39:24,463 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:39:24,463 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:39:24,464 INFO L205 nArgumentSynthesizer]: 2 stem disjuncts [2018-12-02 07:39:24,464 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:39:24,464 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 07:39:24,464 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-12-02 07:39:24,465 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-02 07:39:24,468 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:39:24,468 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:39:24,468 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:39:24,468 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:39:24,468 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:39:24,468 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 07:39:24,469 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 07:39:24,469 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-02 07:39:24,475 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:39:24,475 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:39:24,475 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:39:24,475 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:39:24,475 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:39:24,475 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 07:39:24,477 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 07:39:24,477 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-02 07:39:24,487 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 07:39:24,487 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-02 07:39:24,487 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 07:39:24,488 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 07:39:24,488 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 07:39:24,488 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 07:39:24,489 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 07:39:24,489 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-02 07:39:24,498 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2018-12-02 07:39:24,507 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2018-12-02 07:39:24,507 INFO L444 ModelExtractionUtils]: 12 out of 16 variables were initially zero. Simplification set additionally 1 variables to zero. [2018-12-02 07:39:24,509 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2018-12-02 07:39:24,510 INFO L440 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2018-12-02 07:39:24,510 INFO L518 LassoAnalysis]: Proved termination. [2018-12-02 07:39:24,510 INFO L520 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int f_#in~p.base) f_#in~p.offset)_1, v_rep(select (select #memory_int f_#in~q.base) f_#in~q.offset)_1) = 1*v_rep(select (select #memory_int f_#in~p.base) f_#in~p.offset)_1 + 1*v_rep(select (select #memory_int f_#in~q.base) f_#in~q.offset)_1 Supporting invariants [] [2018-12-02 07:39:24,520 INFO L297 tatePredicateManager]: 3 out of 3 supporting invariants were superfluous and have been removed [2018-12-02 07:39:24,527 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-02 07:39:24,528 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-02 07:39:24,565 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:39:24,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:39:24,581 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 07:39:24,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:39:24,609 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 07:39:24,638 INFO L701 Elim1Store]: detected not equals via solver [2018-12-02 07:39:24,639 INFO L701 Elim1Store]: detected not equals via solver [2018-12-02 07:39:24,642 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-12-02 07:39:24,642 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-02 07:39:24,677 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 44 treesize of output 56 [2018-12-02 07:39:24,681 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 48 [2018-12-02 07:39:24,681 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-02 07:39:24,710 INFO L701 Elim1Store]: detected not equals via solver [2018-12-02 07:39:24,716 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 38 treesize of output 48 [2018-12-02 07:39:24,718 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-12-02 07:39:24,734 INFO L267 ElimStorePlain]: Start of recursive call 3: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-12-02 07:39:24,746 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-12-02 07:39:24,746 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:54, output treesize:78 [2018-12-02 07:39:24,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 07:39:24,807 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 5 loop predicates [2018-12-02 07:39:24,808 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 16 states. Second operand 6 states. [2018-12-02 07:39:24,928 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 16 states.. Second operand 6 states. Result 46 states and 52 transitions. Complement of second has 20 states. [2018-12-02 07:39:24,929 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 1 stem states 5 non-accepting loop states 1 accepting loop states [2018-12-02 07:39:24,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2018-12-02 07:39:24,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 15 transitions. [2018-12-02 07:39:24,931 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 15 transitions. Stem has 3 letters. Loop has 6 letters. [2018-12-02 07:39:24,932 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-12-02 07:39:24,932 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 15 transitions. Stem has 9 letters. Loop has 6 letters. [2018-12-02 07:39:24,933 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-12-02 07:39:24,933 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 15 transitions. Stem has 3 letters. Loop has 12 letters. [2018-12-02 07:39:24,933 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-12-02 07:39:24,934 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 46 states and 52 transitions. [2018-12-02 07:39:24,936 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-12-02 07:39:24,938 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 46 states to 0 states and 0 transitions. [2018-12-02 07:39:24,939 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-12-02 07:39:24,939 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-12-02 07:39:24,939 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-12-02 07:39:24,940 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-12-02 07:39:24,940 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-02 07:39:24,940 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-02 07:39:24,940 INFO L608 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-02 07:39:24,940 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-12-02 07:39:24,940 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2018-12-02 07:39:24,940 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-12-02 07:39:24,940 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2018-12-02 07:39:24,943 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 02.12 07:39:24 BoogieIcfgContainer [2018-12-02 07:39:24,944 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-12-02 07:39:24,944 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 07:39:24,944 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 07:39:24,944 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 07:39:24,944 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:39:22" (3/4) ... [2018-12-02 07:39:24,947 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-02 07:39:24,947 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 07:39:24,948 INFO L168 Benchmark]: Toolchain (without parser) took 2453.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 196.6 MB). Free memory was 961.4 MB in the beginning and 1.0 GB in the end (delta: -57.7 MB). Peak memory consumption was 138.9 MB. Max. memory is 11.5 GB. [2018-12-02 07:39:24,948 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 07:39:24,948 INFO L168 Benchmark]: CACSL2BoogieTranslator took 122.32 ms. Allocated memory is still 1.0 GB. Free memory was 961.4 MB in the beginning and 950.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-02 07:39:24,949 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.25 ms. Allocated memory is still 1.0 GB. Free memory is still 950.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 07:39:24,949 INFO L168 Benchmark]: Boogie Preprocessor took 11.42 ms. Allocated memory is still 1.0 GB. Free memory was 950.6 MB in the beginning and 945.2 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-02 07:39:24,949 INFO L168 Benchmark]: RCFGBuilder took 187.56 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 78.6 MB). Free memory was 945.2 MB in the beginning and 1.1 GB in the end (delta: -110.2 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2018-12-02 07:39:24,950 INFO L168 Benchmark]: BuchiAutomizer took 2106.53 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 118.0 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 36.4 MB). Peak memory consumption was 154.3 MB. Max. memory is 11.5 GB. [2018-12-02 07:39:24,950 INFO L168 Benchmark]: Witness Printer took 3.37 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 07:39:24,952 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 122.32 ms. Allocated memory is still 1.0 GB. Free memory was 961.4 MB in the beginning and 950.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 20.25 ms. Allocated memory is still 1.0 GB. Free memory is still 950.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 11.42 ms. Allocated memory is still 1.0 GB. Free memory was 950.6 MB in the beginning and 945.2 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 187.56 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 78.6 MB). Free memory was 945.2 MB in the beginning and 1.1 GB in the end (delta: -110.2 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 2106.53 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 118.0 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 36.4 MB). Peak memory consumption was 154.3 MB. Max. memory is 11.5 GB. * Witness Printer took 3.37 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function unknown-#memory_int-unknown[p][p] + unknown-#memory_int-unknown[q][q] and consists of 7 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.0s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.6s. Construction of modules took 0.0s. Büchi inclusion checks took 0.3s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 12 SDtfs, 12 SDslu, 22 SDs, 0 SdLazy, 59 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital245 mio100 ax100 hnf100 lsp97 ukn62 mio100 lsp41 div100 bol100 ite100 ukn100 eq164 hnf90 smp96 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 12ms VariablesStem: 1 VariablesLoop: 1 DisjunctsStem: 2 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 20 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...