./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex7B_true-termination.c.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_78bc76b2-6b51-4ea7-8fa2-bb280484c3b1/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_78bc76b2-6b51-4ea7-8fa2-bb280484c3b1/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_78bc76b2-6b51-4ea7-8fa2-bb280484c3b1/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_78bc76b2-6b51-4ea7-8fa2-bb280484c3b1/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex7B_true-termination.c.i -s /tmp/vcloud-vcloud-master/worker/working_dir_78bc76b2-6b51-4ea7-8fa2-bb280484c3b1/bin-2019/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_78bc76b2-6b51-4ea7-8fa2-bb280484c3b1/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash d6678868f165c4dda1e615b0f5d66797a7e8aaae ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 16:31:38,465 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 16:31:38,466 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 16:31:38,472 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 16:31:38,472 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 16:31:38,472 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 16:31:38,473 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 16:31:38,474 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 16:31:38,475 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 16:31:38,475 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 16:31:38,476 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 16:31:38,476 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 16:31:38,476 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 16:31:38,477 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 16:31:38,477 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 16:31:38,478 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 16:31:38,478 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 16:31:38,479 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 16:31:38,480 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 16:31:38,480 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 16:31:38,481 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 16:31:38,482 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 16:31:38,483 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 16:31:38,483 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 16:31:38,483 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 16:31:38,484 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 16:31:38,484 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 16:31:38,484 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 16:31:38,485 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 16:31:38,486 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 16:31:38,486 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 16:31:38,486 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 16:31:38,486 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 16:31:38,486 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 16:31:38,487 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 16:31:38,487 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 16:31:38,487 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_78bc76b2-6b51-4ea7-8fa2-bb280484c3b1/bin-2019/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2018-12-08 16:31:38,495 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 16:31:38,495 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 16:31:38,495 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 16:31:38,496 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 16:31:38,496 INFO L133 SettingsManager]: * Use SBE=true [2018-12-08 16:31:38,496 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-12-08 16:31:38,496 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-12-08 16:31:38,496 INFO L133 SettingsManager]: * Use old map elimination=false [2018-12-08 16:31:38,496 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-12-08 16:31:38,496 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-12-08 16:31:38,496 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-12-08 16:31:38,497 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 16:31:38,497 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-08 16:31:38,497 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 16:31:38,497 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 16:31:38,497 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-12-08 16:31:38,497 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-12-08 16:31:38,497 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-12-08 16:31:38,497 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 16:31:38,497 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-12-08 16:31:38,498 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 16:31:38,498 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-12-08 16:31:38,498 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 16:31:38,498 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 16:31:38,498 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-12-08 16:31:38,498 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 16:31:38,498 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-08 16:31:38,498 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-12-08 16:31:38,499 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-12-08 16:31:38,499 INFO L133 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_78bc76b2-6b51-4ea7-8fa2-bb280484c3b1/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d6678868f165c4dda1e615b0f5d66797a7e8aaae [2018-12-08 16:31:38,517 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 16:31:38,526 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 16:31:38,528 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 16:31:38,530 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 16:31:38,530 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 16:31:38,530 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_78bc76b2-6b51-4ea7-8fa2-bb280484c3b1/bin-2019/uautomizer/../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex7B_true-termination.c.i [2018-12-08 16:31:38,564 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_78bc76b2-6b51-4ea7-8fa2-bb280484c3b1/bin-2019/uautomizer/data/a501141bf/aed9c90e7f714ab39e3cf15c0ca09aac/FLAG981d1a9af [2018-12-08 16:31:38,997 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 16:31:38,998 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_78bc76b2-6b51-4ea7-8fa2-bb280484c3b1/sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex7B_true-termination.c.i [2018-12-08 16:31:39,001 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_78bc76b2-6b51-4ea7-8fa2-bb280484c3b1/bin-2019/uautomizer/data/a501141bf/aed9c90e7f714ab39e3cf15c0ca09aac/FLAG981d1a9af [2018-12-08 16:31:39,009 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_78bc76b2-6b51-4ea7-8fa2-bb280484c3b1/bin-2019/uautomizer/data/a501141bf/aed9c90e7f714ab39e3cf15c0ca09aac [2018-12-08 16:31:39,011 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 16:31:39,011 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 16:31:39,012 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 16:31:39,012 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 16:31:39,014 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 16:31:39,014 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 04:31:39" (1/1) ... [2018-12-08 16:31:39,016 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@400a5fc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:31:39, skipping insertion in model container [2018-12-08 16:31:39,016 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 04:31:39" (1/1) ... [2018-12-08 16:31:39,020 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 16:31:39,029 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 16:31:39,109 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 16:31:39,115 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 16:31:39,124 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 16:31:39,132 INFO L195 MainTranslator]: Completed translation [2018-12-08 16:31:39,132 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:31:39 WrapperNode [2018-12-08 16:31:39,132 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 16:31:39,133 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 16:31:39,133 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 16:31:39,133 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 16:31:39,138 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:31:39" (1/1) ... [2018-12-08 16:31:39,143 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:31:39" (1/1) ... [2018-12-08 16:31:39,153 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 16:31:39,153 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 16:31:39,153 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 16:31:39,153 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 16:31:39,159 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:31:39" (1/1) ... [2018-12-08 16:31:39,159 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:31:39" (1/1) ... [2018-12-08 16:31:39,160 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:31:39" (1/1) ... [2018-12-08 16:31:39,160 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:31:39" (1/1) ... [2018-12-08 16:31:39,162 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:31:39" (1/1) ... [2018-12-08 16:31:39,163 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:31:39" (1/1) ... [2018-12-08 16:31:39,163 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:31:39" (1/1) ... [2018-12-08 16:31:39,164 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 16:31:39,165 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 16:31:39,165 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 16:31:39,165 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 16:31:39,165 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:31:39" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_78bc76b2-6b51-4ea7-8fa2-bb280484c3b1/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 16:31:39,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-08 16:31:39,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 16:31:39,226 INFO L130 BoogieDeclarations]: Found specification of procedure f [2018-12-08 16:31:39,226 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2018-12-08 16:31:39,226 INFO L130 BoogieDeclarations]: Found specification of procedure g [2018-12-08 16:31:39,226 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2018-12-08 16:31:39,227 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 16:31:39,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 16:31:39,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-08 16:31:39,227 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 16:31:39,323 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 16:31:39,323 INFO L280 CfgBuilder]: Removed 4 assue(true) statements. [2018-12-08 16:31:39,323 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 04:31:39 BoogieIcfgContainer [2018-12-08 16:31:39,323 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 16:31:39,324 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-12-08 16:31:39,324 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-12-08 16:31:39,326 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-12-08 16:31:39,327 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-08 16:31:39,327 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 08.12 04:31:39" (1/3) ... [2018-12-08 16:31:39,327 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6d0975f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.12 04:31:39, skipping insertion in model container [2018-12-08 16:31:39,327 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-08 16:31:39,328 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:31:39" (2/3) ... [2018-12-08 16:31:39,328 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6d0975f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.12 04:31:39, skipping insertion in model container [2018-12-08 16:31:39,328 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-08 16:31:39,328 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 04:31:39" (3/3) ... [2018-12-08 16:31:39,329 INFO L375 chiAutomizerObserver]: Analyzing ICFG rec_malloc_ex7B_true-termination.c.i [2018-12-08 16:31:39,362 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-08 16:31:39,363 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-12-08 16:31:39,363 INFO L375 BuchiCegarLoop]: Hoare is false [2018-12-08 16:31:39,363 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-12-08 16:31:39,363 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 16:31:39,363 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 16:31:39,363 INFO L379 BuchiCegarLoop]: Difference is false [2018-12-08 16:31:39,363 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 16:31:39,363 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-12-08 16:31:39,372 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states. [2018-12-08 16:31:39,387 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2018-12-08 16:31:39,387 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-08 16:31:39,387 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-08 16:31:39,392 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2018-12-08 16:31:39,392 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2018-12-08 16:31:39,392 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-12-08 16:31:39,392 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states. [2018-12-08 16:31:39,393 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2018-12-08 16:31:39,393 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-08 16:31:39,393 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-08 16:31:39,394 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2018-12-08 16:31:39,394 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2018-12-08 16:31:39,398 INFO L794 eck$LassoCheckResult]: Stem: 10#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; 8#L-1true havoc main_#res;havoc main_#t~malloc5.base, main_#t~malloc5.offset, main_#t~malloc6.base, main_#t~malloc6.offset, main_#t~nondet7, main_#t~nondet8, main_~p1~0.base, main_~p1~0.offset, main_~p2~0.base, main_~p2~0.offset;call main_#t~malloc5.base, main_#t~malloc5.offset := #Ultimate.alloc(4);main_~p1~0.base, main_~p1~0.offset := main_#t~malloc5.base, main_#t~malloc5.offset;call main_#t~malloc6.base, main_#t~malloc6.offset := #Ultimate.alloc(4);main_~p2~0.base, main_~p2~0.offset := main_#t~malloc6.base, main_#t~malloc6.offset;call write~int(main_#t~nondet7, main_~p1~0.base, main_~p1~0.offset, 4);havoc main_#t~nondet7;call write~int(main_#t~nondet8, main_~p2~0.base, main_~p2~0.offset, 4);havoc main_#t~nondet8; 11#L43true call f(main_~p1~0.base, main_~p1~0.offset, main_~p2~0.base, main_~p2~0.offset);< 13#fENTRYtrue [2018-12-08 16:31:39,399 INFO L796 eck$LassoCheckResult]: Loop: 13#fENTRYtrue ~p.base, ~p.offset := #in~p.base, #in~p.offset;~q.base, ~q.offset := #in~q.base, #in~q.offset;call #t~mem1 := read~int(~p.base, ~p.offset, 4);call #t~mem2 := read~int(~q.base, ~q.offset, 4); 15#L13true assume !(#t~mem1 + #t~mem2 < 0);havoc #t~mem1;havoc #t~mem2;call #t~malloc3.base, #t~malloc3.offset := #Ultimate.alloc(4);~np~0.base, ~np~0.offset := #t~malloc3.base, #t~malloc3.offset;call #t~mem4 := read~int(~p.base, ~p.offset, 4);call write~int(#t~mem4 - 1, ~np~0.base, ~np~0.offset, 4);havoc #t~mem4;call ULTIMATE.dealloc(~p.base, ~p.offset); 17#L23true call g(~q.base, ~q.offset, ~np~0.base, ~np~0.offset);< 12#gENTRYtrue ~p.base, ~p.offset := #in~p.base, #in~p.offset;~q.base, ~q.offset := #in~q.base, #in~q.offset; 5#L31true call f(~q.base, ~q.offset, ~p.base, ~p.offset);< 13#fENTRYtrue [2018-12-08 16:31:39,402 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:31:39,402 INFO L82 PathProgramCache]: Analyzing trace with hash 39794, now seen corresponding path program 1 times [2018-12-08 16:31:39,404 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 16:31:39,404 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 16:31:39,436 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:31:39,436 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:31:39,436 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:31:39,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 16:31:39,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 16:31:39,498 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:31:39,498 INFO L82 PathProgramCache]: Analyzing trace with hash 28764888, now seen corresponding path program 1 times [2018-12-08 16:31:39,499 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 16:31:39,499 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 16:31:39,499 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:31:39,499 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:31:39,500 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:31:39,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 16:31:39,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 16:31:39,530 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:31:39,530 INFO L82 PathProgramCache]: Analyzing trace with hash 1102237191, now seen corresponding path program 1 times [2018-12-08 16:31:39,531 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 16:31:39,531 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 16:31:39,531 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:31:39,531 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 16:31:39,531 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 16:31:39,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 16:31:39,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 16:31:39,802 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 81 [2018-12-08 16:31:40,212 INFO L216 LassoAnalysis]: Preferences: [2018-12-08 16:31:40,213 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-08 16:31:40,213 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-08 16:31:40,213 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-08 16:31:40,213 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-08 16:31:40,213 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 16:31:40,213 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-08 16:31:40,213 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-08 16:31:40,213 INFO L131 ssoRankerPreferences]: Filename of dumped script: rec_malloc_ex7B_true-termination.c.i_Iteration1_Lasso [2018-12-08 16:31:40,213 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-08 16:31:40,214 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-08 16:31:40,227 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 16:31:40,230 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 16:31:40,231 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 16:31:40,232 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 16:31:40,234 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 16:31:40,235 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 16:31:40,236 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 16:31:40,237 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 16:31:40,238 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 16:31:40,239 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 16:31:40,241 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 16:31:40,242 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 16:31:40,243 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 16:31:40,245 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 16:31:40,247 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 16:31:40,248 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 16:31:40,249 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 16:31:40,250 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 16:31:40,251 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 16:31:40,252 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 16:31:40,253 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 16:31:40,254 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 16:31:40,255 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 16:31:40,256 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 16:31:40,257 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 16:31:40,259 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 16:31:40,381 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 16:31:40,382 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 16:31:40,383 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 16:31:40,385 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 16:31:40,386 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 16:31:40,387 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 16:31:40,389 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 16:31:40,390 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 16:31:40,391 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 16:31:40,392 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 16:31:40,606 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-08 16:31:40,609 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-08 16:31:40,611 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 16:31:40,613 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 16:31:40,613 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 16:31:40,613 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 16:31:40,614 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 16:31:40,614 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 16:31:40,615 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 16:31:40,616 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 16:31:40,618 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 16:31:40,618 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 16:31:40,618 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 16:31:40,619 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 16:31:40,619 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 16:31:40,619 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 16:31:40,619 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 16:31:40,619 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 16:31:40,620 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 16:31:40,620 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 16:31:40,620 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 16:31:40,621 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 16:31:40,621 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 16:31:40,621 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 16:31:40,621 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 16:31:40,621 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 16:31:40,622 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 16:31:40,622 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 16:31:40,623 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 16:31:40,623 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 16:31:40,623 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 16:31:40,624 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 16:31:40,624 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 16:31:40,624 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 16:31:40,624 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 16:31:40,624 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 16:31:40,624 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 16:31:40,625 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 16:31:40,626 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 16:31:40,626 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 16:31:40,626 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 16:31:40,626 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 16:31:40,626 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 16:31:40,626 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 16:31:40,627 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 16:31:40,627 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 16:31:40,628 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 16:31:40,628 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 16:31:40,628 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 16:31:40,629 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 16:31:40,629 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 16:31:40,629 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 16:31:40,629 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 16:31:40,629 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 16:31:40,629 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 16:31:40,630 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 16:31:40,630 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 16:31:40,630 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 16:31:40,630 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 16:31:40,630 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 16:31:40,631 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 16:31:40,631 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 16:31:40,631 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 16:31:40,631 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 16:31:40,631 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 16:31:40,631 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 16:31:40,632 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 16:31:40,632 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 16:31:40,632 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 16:31:40,632 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 16:31:40,632 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 16:31:40,632 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 16:31:40,632 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 16:31:40,633 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 16:31:40,633 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 16:31:40,633 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 16:31:40,633 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 16:31:40,633 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 16:31:40,633 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 16:31:40,633 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 16:31:40,634 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 16:31:40,634 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 16:31:40,634 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 16:31:40,635 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 16:31:40,635 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 16:31:40,635 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 16:31:40,635 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 16:31:40,635 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 16:31:40,635 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 16:31:40,635 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 16:31:40,635 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 16:31:40,636 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 16:31:40,636 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 16:31:40,636 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 16:31:40,636 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 16:31:40,637 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 16:31:40,637 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 16:31:40,637 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 16:31:40,637 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 16:31:40,637 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 16:31:40,637 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 16:31:40,638 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 16:31:40,638 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 16:31:40,638 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 16:31:40,638 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 16:31:40,638 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 16:31:40,638 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 16:31:40,639 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 16:31:40,639 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 16:31:40,639 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 16:31:40,639 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 16:31:40,640 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 16:31:40,640 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 16:31:40,640 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 16:31:40,640 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 16:31:40,641 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 16:31:40,641 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-08 16:31:40,644 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 16:31:40,644 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 16:31:40,645 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 16:31:40,645 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 16:31:40,645 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 16:31:40,645 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 16:31:40,645 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 16:31:40,645 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 16:31:40,645 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 16:31:40,646 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 16:31:40,646 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 16:31:40,647 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 16:31:40,647 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 16:31:40,647 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 16:31:40,647 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 16:31:40,647 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 16:31:40,647 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 16:31:40,647 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 16:31:40,648 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 16:31:40,648 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 16:31:40,649 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 16:31:40,649 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 16:31:40,649 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 16:31:40,649 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 16:31:40,649 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 16:31:40,649 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 16:31:40,649 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 16:31:40,650 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 16:31:40,650 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 16:31:40,651 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 16:31:40,651 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 16:31:40,651 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 16:31:40,651 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 16:31:40,651 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 16:31:40,651 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 16:31:40,651 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 16:31:40,652 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 16:31:40,652 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 16:31:40,652 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 16:31:40,652 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 16:31:40,652 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 16:31:40,652 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 16:31:40,652 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 16:31:40,653 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 16:31:40,653 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 16:31:40,653 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 16:31:40,653 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 16:31:40,654 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 16:31:40,654 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 16:31:40,654 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 16:31:40,654 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 16:31:40,654 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 16:31:40,654 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 16:31:40,654 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 16:31:40,655 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 16:31:40,655 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 16:31:40,655 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 16:31:40,655 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 16:31:40,655 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 16:31:40,655 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 16:31:40,655 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 16:31:40,656 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 16:31:40,656 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 16:31:40,656 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 16:31:40,656 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 16:31:40,657 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 16:31:40,657 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 16:31:40,657 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 16:31:40,657 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 16:31:40,657 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 16:31:40,657 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 16:31:40,657 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 16:31:40,658 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 16:31:40,658 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 16:31:40,658 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 16:31:40,658 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 16:31:40,658 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 16:31:40,659 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 16:31:40,659 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 16:31:40,659 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 16:31:40,659 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 16:31:40,660 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 16:31:40,660 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 16:31:40,661 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 16:31:40,661 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 16:31:40,661 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 16:31:40,661 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 16:31:40,661 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 16:31:40,662 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 16:31:40,662 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 16:31:40,662 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 16:31:40,663 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 16:31:40,663 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 16:31:40,663 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 16:31:40,663 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 16:31:40,664 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 16:31:40,664 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 16:31:40,664 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 16:31:40,664 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 16:31:40,665 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 16:31:40,665 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 16:31:40,665 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 16:31:40,666 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 16:31:40,666 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 16:31:40,666 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 16:31:40,666 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 16:31:40,666 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-08 16:31:40,668 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 16:31:40,668 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 16:31:40,668 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 16:31:40,669 INFO L205 nArgumentSynthesizer]: 2 stem disjuncts [2018-12-08 16:31:40,669 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-12-08 16:31:40,669 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 16:31:40,671 INFO L402 nArgumentSynthesizer]: We have 20 Motzkin's Theorem applications. [2018-12-08 16:31:40,671 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-08 16:31:40,681 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 16:31:40,681 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 16:31:40,682 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 16:31:40,682 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 16:31:40,682 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 16:31:40,682 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 16:31:40,683 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-08 16:31:40,683 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-08 16:31:40,696 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2018-12-08 16:31:40,702 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2018-12-08 16:31:40,702 INFO L444 ModelExtractionUtils]: 12 out of 16 variables were initially zero. Simplification set additionally 0 variables to zero. [2018-12-08 16:31:40,704 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2018-12-08 16:31:40,705 INFO L440 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2018-12-08 16:31:40,705 INFO L518 LassoAnalysis]: Proved termination. [2018-12-08 16:31:40,705 INFO L520 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int f_#in~p.base) f_#in~p.offset)_1, v_rep(select (select #memory_int f_#in~q.base) f_#in~q.offset)_1) = 2*v_rep(select (select #memory_int f_#in~p.base) f_#in~p.offset)_1 + 2*v_rep(select (select #memory_int f_#in~q.base) f_#in~q.offset)_1 + 1 Supporting invariants [] [2018-12-08 16:31:40,715 INFO L297 tatePredicateManager]: 3 out of 3 supporting invariants were superfluous and have been removed [2018-12-08 16:31:40,721 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-08 16:31:40,721 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-08 16:31:40,749 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:31:40,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:31:40,763 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 16:31:40,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:31:40,785 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 16:31:40,809 INFO L701 Elim1Store]: detected not equals via solver [2018-12-08 16:31:40,810 INFO L701 Elim1Store]: detected not equals via solver [2018-12-08 16:31:40,814 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-12-08 16:31:40,814 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-08 16:31:40,842 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 49 treesize of output 61 [2018-12-08 16:31:40,845 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 53 [2018-12-08 16:31:40,846 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-08 16:31:40,877 INFO L701 Elim1Store]: detected not equals via solver [2018-12-08 16:31:40,883 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 43 treesize of output 53 [2018-12-08 16:31:40,885 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2018-12-08 16:31:40,899 INFO L267 ElimStorePlain]: Start of recursive call 3: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-12-08 16:31:40,912 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2018-12-08 16:31:40,912 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:59, output treesize:87 [2018-12-08 16:31:40,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 16:31:40,982 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 5 loop predicates [2018-12-08 16:31:40,983 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 15 states. Second operand 6 states. [2018-12-08 16:31:41,087 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 15 states.. Second operand 6 states. Result 32 states and 36 transitions. Complement of second has 20 states. [2018-12-08 16:31:41,087 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 1 stem states 5 non-accepting loop states 1 accepting loop states [2018-12-08 16:31:41,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2018-12-08 16:31:41,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 10 transitions. [2018-12-08 16:31:41,090 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 10 transitions. Stem has 3 letters. Loop has 5 letters. [2018-12-08 16:31:41,091 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-12-08 16:31:41,091 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 10 transitions. Stem has 8 letters. Loop has 5 letters. [2018-12-08 16:31:41,091 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-12-08 16:31:41,091 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 10 transitions. Stem has 3 letters. Loop has 10 letters. [2018-12-08 16:31:41,092 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-12-08 16:31:41,092 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 32 states and 36 transitions. [2018-12-08 16:31:41,094 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-12-08 16:31:41,096 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 32 states to 0 states and 0 transitions. [2018-12-08 16:31:41,097 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-12-08 16:31:41,097 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-12-08 16:31:41,097 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-12-08 16:31:41,097 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-12-08 16:31:41,097 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-08 16:31:41,097 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-08 16:31:41,097 INFO L608 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-08 16:31:41,097 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-12-08 16:31:41,098 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2018-12-08 16:31:41,098 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-12-08 16:31:41,098 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2018-12-08 16:31:41,102 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 08.12 04:31:41 BoogieIcfgContainer [2018-12-08 16:31:41,102 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-12-08 16:31:41,102 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 16:31:41,102 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 16:31:41,102 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 16:31:41,103 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 04:31:39" (3/4) ... [2018-12-08 16:31:41,105 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-08 16:31:41,105 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 16:31:41,106 INFO L168 Benchmark]: Toolchain (without parser) took 2094.76 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 101.2 MB). Free memory was 957.1 MB in the beginning and 938.5 MB in the end (delta: 18.5 MB). Peak memory consumption was 119.7 MB. Max. memory is 11.5 GB. [2018-12-08 16:31:41,106 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 16:31:41,106 INFO L168 Benchmark]: CACSL2BoogieTranslator took 120.86 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 945.3 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. [2018-12-08 16:31:41,107 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.24 ms. Allocated memory is still 1.0 GB. Free memory is still 945.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 16:31:41,107 INFO L168 Benchmark]: Boogie Preprocessor took 11.14 ms. Allocated memory is still 1.0 GB. Free memory was 945.3 MB in the beginning and 939.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-08 16:31:41,108 INFO L168 Benchmark]: RCFGBuilder took 158.70 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 101.2 MB). Free memory was 939.9 MB in the beginning and 1.1 GB in the end (delta: -142.0 MB). Peak memory consumption was 13.5 MB. Max. memory is 11.5 GB. [2018-12-08 16:31:41,108 INFO L168 Benchmark]: BuchiAutomizer took 1778.27 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 938.5 MB in the end (delta: 143.4 MB). Peak memory consumption was 143.4 MB. Max. memory is 11.5 GB. [2018-12-08 16:31:41,109 INFO L168 Benchmark]: Witness Printer took 2.99 ms. Allocated memory is still 1.1 GB. Free memory is still 938.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 16:31:41,110 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 120.86 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 945.3 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 20.24 ms. Allocated memory is still 1.0 GB. Free memory is still 945.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 11.14 ms. Allocated memory is still 1.0 GB. Free memory was 945.3 MB in the beginning and 939.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 158.70 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 101.2 MB). Free memory was 939.9 MB in the beginning and 1.1 GB in the end (delta: -142.0 MB). Peak memory consumption was 13.5 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 1778.27 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 938.5 MB in the end (delta: 143.4 MB). Peak memory consumption was 143.4 MB. Max. memory is 11.5 GB. * Witness Printer took 2.99 ms. Allocated memory is still 1.1 GB. Free memory is still 938.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function 2 * unknown-#memory_int-unknown[p][p] + 2 * unknown-#memory_int-unknown[q][q] + 1 and consists of 7 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.7s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.3s. Construction of modules took 0.0s. Büchi inclusion checks took 0.3s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 6 SDtfs, 5 SDslu, 5 SDs, 0 SdLazy, 41 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital200 mio100 ax100 hnf100 lsp97 ukn70 mio100 lsp27 div100 bol100 ite100 ukn100 eq186 hnf88 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 12ms VariablesStem: 1 VariablesLoop: 1 DisjunctsStem: 2 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 20 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...