./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-linkedlists/cll_by_lseg-alloca-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_746fb381-a23b-40d2-b562-c78383162828/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_746fb381-a23b-40d2-b562-c78383162828/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_746fb381-a23b-40d2-b562-c78383162828/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_746fb381-a23b-40d2-b562-c78383162828/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-linkedlists/cll_by_lseg-alloca-2.i -s /tmp/vcloud-vcloud-master/worker/working_dir_746fb381-a23b-40d2-b562-c78383162828/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_746fb381-a23b-40d2-b562-c78383162828/bin/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 d1c4ea55860674914dba0e8885fa51dcb453dccf ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 09:02:44,374 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 09:02:44,375 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 09:02:44,387 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 09:02:44,387 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 09:02:44,388 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 09:02:44,392 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 09:02:44,393 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 09:02:44,394 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 09:02:44,395 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 09:02:44,396 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 09:02:44,397 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 09:02:44,397 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 09:02:44,398 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 09:02:44,398 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 09:02:44,399 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 09:02:44,400 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 09:02:44,401 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 09:02:44,402 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 09:02:44,403 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 09:02:44,404 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 09:02:44,405 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 09:02:44,406 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 09:02:44,407 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 09:02:44,409 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 09:02:44,409 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 09:02:44,409 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 09:02:44,410 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 09:02:44,410 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 09:02:44,411 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 09:02:44,411 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 09:02:44,412 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 09:02:44,413 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 09:02:44,413 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 09:02:44,414 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 09:02:44,414 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 09:02:44,415 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 09:02:44,415 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 09:02:44,415 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 09:02:44,416 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 09:02:44,417 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 09:02:44,418 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_746fb381-a23b-40d2-b562-c78383162828/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2019-10-22 09:02:44,430 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 09:02:44,430 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 09:02:44,431 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 09:02:44,431 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 09:02:44,431 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 09:02:44,432 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-10-22 09:02:44,432 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-10-22 09:02:44,432 INFO L138 SettingsManager]: * Use old map elimination=false [2019-10-22 09:02:44,432 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-10-22 09:02:44,432 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-10-22 09:02:44,432 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-10-22 09:02:44,433 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 09:02:44,433 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-10-22 09:02:44,433 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 09:02:44,434 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 09:02:44,434 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-10-22 09:02:44,435 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-10-22 09:02:44,435 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-10-22 09:02:44,435 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 09:02:44,435 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-10-22 09:02:44,435 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 09:02:44,435 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-10-22 09:02:44,436 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 09:02:44,436 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 09:02:44,436 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-10-22 09:02:44,436 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 09:02:44,436 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-22 09:02:44,436 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-10-22 09:02:44,437 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-10-22 09:02:44,437 INFO L138 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_746fb381-a23b-40d2-b562-c78383162828/bin/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 -> d1c4ea55860674914dba0e8885fa51dcb453dccf [2019-10-22 09:02:44,470 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 09:02:44,483 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 09:02:44,489 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 09:02:44,491 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 09:02:44,491 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 09:02:44,492 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_746fb381-a23b-40d2-b562-c78383162828/bin/uautomizer/../../sv-benchmarks/c/termination-memory-linkedlists/cll_by_lseg-alloca-2.i [2019-10-22 09:02:44,543 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_746fb381-a23b-40d2-b562-c78383162828/bin/uautomizer/data/493869b6b/ac9f992657cf441ab7662844bb6dff7c/FLAG683e37129 [2019-10-22 09:02:44,968 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 09:02:44,968 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_746fb381-a23b-40d2-b562-c78383162828/sv-benchmarks/c/termination-memory-linkedlists/cll_by_lseg-alloca-2.i [2019-10-22 09:02:44,985 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_746fb381-a23b-40d2-b562-c78383162828/bin/uautomizer/data/493869b6b/ac9f992657cf441ab7662844bb6dff7c/FLAG683e37129 [2019-10-22 09:02:44,997 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_746fb381-a23b-40d2-b562-c78383162828/bin/uautomizer/data/493869b6b/ac9f992657cf441ab7662844bb6dff7c [2019-10-22 09:02:44,999 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 09:02:45,000 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 09:02:45,001 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 09:02:45,001 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 09:02:45,006 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 09:02:45,007 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 09:02:44" (1/1) ... [2019-10-22 09:02:45,010 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@cc247b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:45, skipping insertion in model container [2019-10-22 09:02:45,010 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 09:02:44" (1/1) ... [2019-10-22 09:02:45,017 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 09:02:45,057 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 09:02:45,381 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 09:02:45,399 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 09:02:45,437 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 09:02:45,485 INFO L192 MainTranslator]: Completed translation [2019-10-22 09:02:45,486 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:45 WrapperNode [2019-10-22 09:02:45,486 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 09:02:45,487 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 09:02:45,488 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 09:02:45,488 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 09:02:45,496 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:45" (1/1) ... [2019-10-22 09:02:45,511 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:45" (1/1) ... [2019-10-22 09:02:45,527 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 09:02:45,528 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 09:02:45,528 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 09:02:45,528 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 09:02:45,540 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:45" (1/1) ... [2019-10-22 09:02:45,540 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:45" (1/1) ... [2019-10-22 09:02:45,543 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:45" (1/1) ... [2019-10-22 09:02:45,543 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:45" (1/1) ... [2019-10-22 09:02:45,548 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:45" (1/1) ... [2019-10-22 09:02:45,550 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:45" (1/1) ... [2019-10-22 09:02:45,551 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:45" (1/1) ... [2019-10-22 09:02:45,553 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 09:02:45,554 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 09:02:45,554 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 09:02:45,554 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 09:02:45,555 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_746fb381-a23b-40d2-b562-c78383162828/bin/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 [2019-10-22 09:02:45,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-22 09:02:45,622 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-22 09:02:45,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-22 09:02:45,623 INFO L130 BoogieDeclarations]: Found specification of procedure new_lseg [2019-10-22 09:02:45,623 INFO L138 BoogieDeclarations]: Found implementation of procedure new_lseg [2019-10-22 09:02:45,623 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 09:02:45,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 09:02:45,885 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 09:02:45,886 INFO L284 CfgBuilder]: Removed 6 assume(true) statements. [2019-10-22 09:02:45,887 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:02:45 BoogieIcfgContainer [2019-10-22 09:02:45,887 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 09:02:45,888 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-10-22 09:02:45,888 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-10-22 09:02:45,892 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-10-22 09:02:45,892 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 09:02:45,892 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.10 09:02:44" (1/3) ... [2019-10-22 09:02:45,894 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@331b915b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.10 09:02:45, skipping insertion in model container [2019-10-22 09:02:45,894 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 09:02:45,894 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:02:45" (2/3) ... [2019-10-22 09:02:45,894 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@331b915b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.10 09:02:45, skipping insertion in model container [2019-10-22 09:02:45,895 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 09:02:45,895 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:02:45" (3/3) ... [2019-10-22 09:02:45,897 INFO L371 chiAutomizerObserver]: Analyzing ICFG cll_by_lseg-alloca-2.i [2019-10-22 09:02:45,941 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-10-22 09:02:45,942 INFO L357 BuchiCegarLoop]: Hoare is false [2019-10-22 09:02:45,942 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-10-22 09:02:45,942 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 09:02:45,942 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 09:02:45,942 INFO L361 BuchiCegarLoop]: Difference is false [2019-10-22 09:02:45,942 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 09:02:45,943 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-10-22 09:02:45,956 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states. [2019-10-22 09:02:45,980 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2019-10-22 09:02:45,980 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-10-22 09:02:45,981 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-10-22 09:02:45,988 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2019-10-22 09:02:45,988 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2019-10-22 09:02:45,988 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-10-22 09:02:45,989 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states. [2019-10-22 09:02:45,990 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2019-10-22 09:02:45,990 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-10-22 09:02:45,990 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-10-22 09:02:45,991 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2019-10-22 09:02:45,991 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2019-10-22 09:02:45,998 INFO L791 eck$LassoCheckResult]: Stem: 8#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; 7#L-1true havoc main_#res;havoc main_#t~nondet7, main_#t~ret8.base, main_#t~ret8.offset, main_~n~0, main_~x~2.base, main_~x~2.offset;main_~n~0 := main_#t~nondet7;havoc main_#t~nondet7; 10#L572true assume !(main_~n~0 < 1);new_cll_#in~n := main_~n~0;havoc new_cll_#res.base, new_cll_#res.offset;havoc new_cll_#t~malloc4.base, new_cll_#t~malloc4.offset, new_cll_#t~ret5.base, new_cll_#t~ret5.offset, new_cll_~n, new_cll_~x~1.base, new_cll_~x~1.offset;new_cll_~n := new_cll_#in~n;call new_cll_#t~malloc4.base, new_cll_#t~malloc4.offset := #Ultimate.allocOnHeap(12);new_cll_~x~1.base, new_cll_~x~1.offset := new_cll_#t~malloc4.base, new_cll_#t~malloc4.offset;call write~int(new_cll_~n, new_cll_~x~1.base, new_cll_~x~1.offset, 4); 16#L559true call new_cll_#t~ret5.base, new_cll_#t~ret5.offset := new_lseg(new_cll_~x~1.base, new_cll_~x~1.offset, new_cll_~n - 1);< 12#new_lsegENTRYtrue [2019-10-22 09:02:45,998 INFO L793 eck$LassoCheckResult]: Loop: 12#new_lsegENTRYtrue ~p.base, ~p.offset := #in~p.base, #in~p.offset;~n := #in~n; 9#L548true assume !(0 == ~n);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(12);~x~0.base, ~x~0.offset := #t~malloc2.base, #t~malloc2.offset;call write~int(~n, ~x~0.base, ~x~0.offset, 4); 13#L552true call #t~ret3.base, #t~ret3.offset := new_lseg(~p.base, ~p.offset, ~n - 1);< 12#new_lsegENTRYtrue [2019-10-22 09:02:46,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:02:46,004 INFO L82 PathProgramCache]: Analyzing trace with hash 925683, now seen corresponding path program 1 times [2019-10-22 09:02:46,011 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:02:46,012 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1716819816] [2019-10-22 09:02:46,012 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:02:46,012 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:02:46,012 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:02:46,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:02:46,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:02:46,139 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 09:02:46,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:02:46,141 INFO L82 PathProgramCache]: Analyzing trace with hash 44820, now seen corresponding path program 1 times [2019-10-22 09:02:46,141 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:02:46,141 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1793592712] [2019-10-22 09:02:46,141 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:02:46,141 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:02:46,141 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:02:46,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:02:46,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:02:46,167 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 09:02:46,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:02:46,169 INFO L82 PathProgramCache]: Analyzing trace with hash 1807233506, now seen corresponding path program 1 times [2019-10-22 09:02:46,169 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:02:46,169 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [38528836] [2019-10-22 09:02:46,169 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:02:46,169 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:02:46,169 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:02:46,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:02:46,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:02:46,233 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 09:02:46,427 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 76 [2019-10-22 09:02:46,532 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-10-22 09:02:46,908 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 81 [2019-10-22 09:02:47,107 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-10-22 09:02:47,172 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 09:02:47,173 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 09:02:47,173 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 09:02:47,173 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 09:02:47,173 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-10-22 09:02:47,173 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:02:47,174 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 09:02:47,174 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 09:02:47,174 INFO L131 ssoRankerPreferences]: Filename of dumped script: cll_by_lseg-alloca-2.i_Iteration1_Lasso [2019-10-22 09:02:47,174 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 09:02:47,175 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 09:02:47,193 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:02:47,209 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:02:47,211 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:02:47,214 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:02:47,217 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:02:47,220 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:02:47,222 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:02:47,224 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:02:47,228 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:02:47,230 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:02:47,233 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:02:47,235 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:02:47,237 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:02:47,240 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:02:47,243 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:02:47,245 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:02:47,247 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:02:47,249 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:02:47,251 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:02:47,254 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:02:47,256 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:02:47,259 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:02:47,263 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:02:47,265 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:02:47,267 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:02:47,270 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:02:47,272 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:02:47,274 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:02:47,276 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:02:47,278 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:02:47,280 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:02:47,282 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:02:47,284 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:02:47,286 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:02:47,289 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:02:47,663 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 09:02:47,668 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-10-22 09:02:47,669 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:02:47,671 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:02:47,671 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:02:47,672 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:02:47,672 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:02:47,672 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:02:47,674 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:02:47,674 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:02:47,677 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:02:47,677 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:02:47,678 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:02:47,678 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:02:47,679 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:02:47,679 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:02:47,679 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:02:47,680 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:02:47,680 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:02:47,680 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:02:47,681 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:02:47,681 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:02:47,682 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:02:47,682 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:02:47,682 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:02:47,682 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:02:47,682 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:02:47,683 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:02:47,683 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:02:47,684 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:02:47,684 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:02:47,684 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:02:47,685 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:02:47,685 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:02:47,685 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:02:47,685 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:02:47,685 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:02:47,687 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:02:47,687 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:02:47,688 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:02:47,688 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:02:47,688 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:02:47,688 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:02:47,688 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:02:47,689 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:02:47,689 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:02:47,690 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:02:47,690 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:02:47,691 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:02:47,691 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:02:47,691 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:02:47,692 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:02:47,692 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:02:47,692 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:02:47,692 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:02:47,694 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:02:47,694 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:02:47,695 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:02:47,695 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:02:47,695 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:02:47,695 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:02:47,695 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:02:47,696 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:02:47,696 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:02:47,697 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:02:47,697 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:02:47,698 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:02:47,698 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:02:47,698 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:02:47,699 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:02:47,700 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:02:47,701 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 09:02:47,704 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:02:47,704 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:02:47,705 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:02:47,705 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:02:47,705 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:02:47,706 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:02:47,706 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:02:47,707 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:02:47,707 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:02:47,708 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:02:47,709 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:02:47,709 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:02:47,709 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:02:47,709 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:02:47,710 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:02:47,710 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:02:47,710 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:02:47,711 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:02:47,711 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:02:47,712 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:02:47,712 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:02:47,712 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:02:47,713 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:02:47,713 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:02:47,713 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:02:47,713 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:02:47,714 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:02:47,715 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:02:47,715 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:02:47,716 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:02:47,716 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:02:47,716 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:02:47,716 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:02:47,716 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:02:47,717 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:02:47,717 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:02:47,718 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:02:47,718 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:02:47,719 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:02:47,719 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:02:47,719 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:02:47,720 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:02:47,720 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:02:47,720 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:02:47,720 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:02:47,721 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:02:47,722 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:02:47,723 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:02:47,723 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:02:47,723 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:02:47,723 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:02:47,723 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:02:47,724 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:02:47,724 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:02:47,725 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:02:47,725 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:02:47,725 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:02:47,726 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:02:47,726 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:02:47,726 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:02:47,726 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:02:47,727 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:02:47,727 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:02:47,728 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:02:47,728 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:02:47,729 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:02:47,729 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:02:47,729 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:02:47,729 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:02:47,730 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:02:47,730 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:02:47,731 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:02:47,731 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:02:47,732 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:02:47,732 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:02:47,732 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:02:47,733 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:02:47,733 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:02:47,733 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:02:47,733 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:02:47,734 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:02:47,735 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:02:47,735 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:02:47,736 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:02:47,736 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:02:47,736 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:02:47,736 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:02:47,736 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:02:47,737 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:02:47,737 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:02:47,738 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:02:47,739 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:02:47,739 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:02:47,740 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:02:47,740 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:02:47,740 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:02:47,741 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:02:47,741 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 09:02:47,745 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:02:47,745 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:02:47,746 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:02:47,746 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:02:47,746 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:02:47,746 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:02:47,746 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:02:47,747 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:02:47,747 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:02:47,748 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:02:47,748 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:02:47,749 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:02:47,749 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:02:47,749 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:02:47,749 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:02:47,750 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:02:47,751 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:02:47,751 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:02:47,752 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:02:47,752 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:02:47,753 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:02:47,753 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:02:47,753 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:02:47,753 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:02:47,755 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:02:47,755 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 09:02:47,760 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:02:47,760 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:02:47,761 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:02:47,761 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:02:47,761 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:02:47,761 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:02:47,761 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:02:47,762 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:02:47,762 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:02:47,763 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:02:47,763 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:02:47,764 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:02:47,764 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:02:47,764 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:02:47,764 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:02:47,764 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:02:47,765 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:02:47,765 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:02:47,766 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:02:47,766 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:02:47,767 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:02:47,767 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:02:47,767 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:02:47,768 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:02:47,768 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:02:47,768 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:02:47,768 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:02:47,769 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:02:47,770 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:02:47,771 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:02:47,771 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:02:47,771 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:02:47,771 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:02:47,771 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:02:47,772 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:02:47,772 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:02:47,773 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:02:47,773 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:02:47,774 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:02:47,774 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:02:47,774 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:02:47,775 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:02:47,775 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:02:47,775 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:02:47,775 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:02:47,776 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:02:47,777 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:02:47,777 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:02:47,777 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:02:47,777 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:02:47,778 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:02:47,778 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:02:47,778 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:02:47,779 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:02:47,780 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:02:47,780 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:02:47,781 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:02:47,781 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:02:47,781 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:02:47,781 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:02:47,781 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:02:47,782 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:02:47,782 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:02:47,783 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:02:47,783 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:02:47,784 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:02:47,784 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:02:47,784 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:02:47,784 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:02:47,784 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:02:47,785 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:02:47,785 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:02:47,786 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:02:47,787 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:02:47,787 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:02:47,787 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:02:47,788 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:02:47,788 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:02:47,788 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:02:47,788 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:02:47,788 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:02:47,789 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:02:47,789 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:02:47,790 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:02:47,790 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:02:47,791 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:02:47,791 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:02:47,791 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:02:47,791 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:02:47,791 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:02:47,792 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:02:47,793 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:02:47,793 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:02:47,793 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:02:47,794 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:02:47,794 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:02:47,794 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:02:47,795 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:02:47,795 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:02:47,796 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:02:47,796 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:02:47,796 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:02:47,797 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:02:47,797 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:02:47,797 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:02:47,797 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:02:47,798 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:02:47,798 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:02:47,799 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:02:47,799 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:02:47,800 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:02:47,800 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:02:47,800 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:02:47,800 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:02:47,802 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:02:47,802 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 09:02:47,817 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:02:47,817 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:02:47,818 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:02:47,818 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:02:47,818 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:02:47,818 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:02:47,820 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:02:47,820 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 09:02:47,830 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:02:47,830 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:02:47,831 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:02:47,831 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:02:47,831 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:02:47,831 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:02:47,833 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:02:47,833 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 09:02:47,841 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:02:47,842 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:02:47,842 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:02:47,843 INFO L202 nArgumentSynthesizer]: 2 stem disjuncts [2019-10-22 09:02:47,843 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-10-22 09:02:47,843 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:02:47,848 INFO L400 nArgumentSynthesizer]: We have 20 Motzkin's Theorem applications. [2019-10-22 09:02:47,848 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 09:02:47,879 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:02:47,880 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 09:02:47,880 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:02:47,881 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:02:47,881 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-10-22 09:02:47,881 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:02:47,886 INFO L400 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2019-10-22 09:02:47,886 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 09:02:47,958 INFO L419 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-10-22 09:02:47,976 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2019-10-22 09:02:47,977 INFO L444 ModelExtractionUtils]: 17 out of 21 variables were initially zero. Simplification set additionally 1 variables to zero. [2019-10-22 09:02:48,006 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-10-22 09:02:48,009 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2019-10-22 09:02:48,009 INFO L510 LassoAnalysis]: Proved termination. [2019-10-22 09:02:48,010 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(new_lseg_#in~n) = 1*new_lseg_#in~n Supporting invariants [1*new_lseg_#in~n >= 0] [2019-10-22 09:02:48,030 INFO L297 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2019-10-22 09:02:48,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:02:48,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:02:48,089 INFO L256 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 8 conjunts are in the unsatisfiable core [2019-10-22 09:02:48,090 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 09:02:48,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:02:48,125 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 10 conjunts are in the unsatisfiable core [2019-10-22 09:02:48,126 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 09:02:48,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:02:48,165 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2019-10-22 09:02:48,166 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 15 states. Second operand 5 states. [2019-10-22 09:02:48,275 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 15 states.. Second operand 5 states. Result 33 states and 37 transitions. Complement of second has 13 states. [2019-10-22 09:02:48,276 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2019-10-22 09:02:48,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2019-10-22 09:02:48,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 12 transitions. [2019-10-22 09:02:48,280 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 12 transitions. Stem has 4 letters. Loop has 3 letters. [2019-10-22 09:02:48,281 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-10-22 09:02:48,281 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 12 transitions. Stem has 7 letters. Loop has 3 letters. [2019-10-22 09:02:48,281 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-10-22 09:02:48,281 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 12 transitions. Stem has 4 letters. Loop has 6 letters. [2019-10-22 09:02:48,281 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-10-22 09:02:48,282 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 33 states and 37 transitions. [2019-10-22 09:02:48,285 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-10-22 09:02:48,287 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 33 states to 0 states and 0 transitions. [2019-10-22 09:02:48,288 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-10-22 09:02:48,289 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-10-22 09:02:48,289 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-10-22 09:02:48,289 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-10-22 09:02:48,289 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 09:02:48,289 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 09:02:48,289 INFO L591 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 09:02:48,290 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-10-22 09:02:48,290 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2019-10-22 09:02:48,290 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-10-22 09:02:48,290 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2019-10-22 09:02:48,295 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.10 09:02:48 BoogieIcfgContainer [2019-10-22 09:02:48,296 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-10-22 09:02:48,296 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 09:02:48,296 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 09:02:48,296 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 09:02:48,297 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:02:45" (3/4) ... [2019-10-22 09:02:48,300 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-10-22 09:02:48,300 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 09:02:48,301 INFO L168 Benchmark]: Toolchain (without parser) took 3301.16 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 226.0 MB). Free memory was 941.7 MB in the beginning and 1.2 GB in the end (delta: -234.0 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 09:02:48,302 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 960.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 09:02:48,302 INFO L168 Benchmark]: CACSL2BoogieTranslator took 485.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 940.4 MB in the beginning and 1.1 GB in the end (delta: -187.7 MB). Peak memory consumption was 22.3 MB. Max. memory is 11.5 GB. [2019-10-22 09:02:48,303 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 11.5 GB. [2019-10-22 09:02:48,303 INFO L168 Benchmark]: Boogie Preprocessor took 25.59 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 11.5 GB. [2019-10-22 09:02:48,304 INFO L168 Benchmark]: RCFGBuilder took 333.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. [2019-10-22 09:02:48,304 INFO L168 Benchmark]: BuchiAutomizer took 2408.03 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 81.3 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -82.4 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 09:02:48,305 INFO L168 Benchmark]: Witness Printer took 3.99 ms. Allocated memory is still 1.3 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 09:02:48,308 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 960.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 485.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 940.4 MB in the beginning and 1.1 GB in the end (delta: -187.7 MB). Peak memory consumption was 22.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 40.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 25.59 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 333.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 2408.03 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 81.3 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -82.4 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 3.99 ms. Allocated memory is still 1.3 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function \old(n) and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.3s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 2.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. 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: 9 SDtfs, 12 SDslu, 7 SDs, 0 SdLazy, 16 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital201 mio100 ax100 hnf100 lsp94 ukn45 mio100 lsp31 div100 bol100 ite100 ukn100 eq196 hnf92 smp100 dnf136 smp100 tf100 neg97 sie106 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 37ms VariablesStem: 2 VariablesLoop: 4 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...