./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 b91dcc12f43fdd03af0529f07bf7885945925554291ddde3b9ca40d8f32b93c1 --- Real Ultimate output --- This is Ultimate 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 23:09:41,165 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 23:09:41,188 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 23:09:41,234 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 23:09:41,235 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 23:09:41,238 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 23:09:41,239 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 23:09:41,244 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 23:09:41,246 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 23:09:41,250 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 23:09:41,251 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 23:09:41,252 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 23:09:41,253 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 23:09:41,255 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 23:09:41,257 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 23:09:41,261 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 23:09:41,262 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 23:09:41,262 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 23:09:41,265 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 23:09:41,272 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 23:09:41,273 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 23:09:41,274 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 23:09:41,276 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 23:09:41,276 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 23:09:41,282 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 23:09:41,283 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 23:09:41,283 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 23:09:41,285 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 23:09:41,285 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 23:09:41,286 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 23:09:41,286 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 23:09:41,287 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 23:09:41,289 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 23:09:41,290 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 23:09:41,291 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 23:09:41,291 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 23:09:41,291 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 23:09:41,292 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 23:09:41,293 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 23:09:41,294 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 23:09:41,294 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 23:09:41,295 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-12-14 23:09:41,327 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 23:09:41,327 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 23:09:41,328 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 23:09:41,328 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 23:09:41,329 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 23:09:41,330 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 23:09:41,330 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 23:09:41,330 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-14 23:09:41,330 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-14 23:09:41,330 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-14 23:09:41,331 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-14 23:09:41,332 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-14 23:09:41,332 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-14 23:09:41,332 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 23:09:41,332 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-14 23:09:41,332 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-14 23:09:41,332 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 23:09:41,333 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-14 23:09:41,333 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-14 23:09:41,333 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-14 23:09:41,333 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-14 23:09:41,333 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-14 23:09:41,334 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 23:09:41,334 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-14 23:09:41,335 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 23:09:41,335 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 23:09:41,335 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 23:09:41,336 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-14 23:09:41,336 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 23:09:41,337 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-14 23:09:41,337 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b91dcc12f43fdd03af0529f07bf7885945925554291ddde3b9ca40d8f32b93c1 [2021-12-14 23:09:41,569 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 23:09:41,587 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 23:09:41,589 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 23:09:41,590 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 23:09:41,593 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 23:09:41,594 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex2.i [2021-12-14 23:09:41,675 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/065af7c03/ea59e00cf9fc4238b5176bc17602319f/FLAGae0755d75 [2021-12-14 23:09:42,029 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 23:09:42,029 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex2.i [2021-12-14 23:09:42,034 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/065af7c03/ea59e00cf9fc4238b5176bc17602319f/FLAGae0755d75 [2021-12-14 23:09:42,457 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/065af7c03/ea59e00cf9fc4238b5176bc17602319f [2021-12-14 23:09:42,459 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 23:09:42,460 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 23:09:42,463 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 23:09:42,464 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 23:09:42,466 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 23:09:42,467 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:09:42" (1/1) ... [2021-12-14 23:09:42,468 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69075645 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:09:42, skipping insertion in model container [2021-12-14 23:09:42,468 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:09:42" (1/1) ... [2021-12-14 23:09:42,474 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 23:09:42,486 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 23:09:42,607 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 23:09:42,614 INFO L203 MainTranslator]: Completed pre-run [2021-12-14 23:09:42,625 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 23:09:42,635 INFO L208 MainTranslator]: Completed translation [2021-12-14 23:09:42,635 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:09:42 WrapperNode [2021-12-14 23:09:42,635 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 23:09:42,636 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-14 23:09:42,636 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-14 23:09:42,636 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-14 23:09:42,642 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:09:42" (1/1) ... [2021-12-14 23:09:42,647 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:09:42" (1/1) ... [2021-12-14 23:09:42,663 INFO L137 Inliner]: procedures = 11, calls = 19, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 28 [2021-12-14 23:09:42,663 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-14 23:09:42,664 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-14 23:09:42,664 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-14 23:09:42,664 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-14 23:09:42,670 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:09:42" (1/1) ... [2021-12-14 23:09:42,670 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:09:42" (1/1) ... [2021-12-14 23:09:42,684 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:09:42" (1/1) ... [2021-12-14 23:09:42,685 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:09:42" (1/1) ... [2021-12-14 23:09:42,688 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:09:42" (1/1) ... [2021-12-14 23:09:42,692 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:09:42" (1/1) ... [2021-12-14 23:09:42,699 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:09:42" (1/1) ... [2021-12-14 23:09:42,701 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-14 23:09:42,703 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-14 23:09:42,703 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-14 23:09:42,704 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-14 23:09:42,704 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:09:42" (1/1) ... [2021-12-14 23:09:42,711 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:09:42,721 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:09:42,733 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:09:42,743 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-12-14 23:09:42,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-14 23:09:42,769 INFO L130 BoogieDeclarations]: Found specification of procedure rec [2021-12-14 23:09:42,770 INFO L138 BoogieDeclarations]: Found implementation of procedure rec [2021-12-14 23:09:42,770 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-14 23:09:42,770 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-14 23:09:42,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-14 23:09:42,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-14 23:09:42,770 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-14 23:09:42,822 INFO L236 CfgBuilder]: Building ICFG [2021-12-14 23:09:42,824 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-14 23:09:42,933 INFO L277 CfgBuilder]: Performing block encoding [2021-12-14 23:09:42,938 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-14 23:09:42,938 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-14 23:09:42,940 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:09:42 BoogieIcfgContainer [2021-12-14 23:09:42,940 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-14 23:09:42,941 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-14 23:09:42,941 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-14 23:09:42,944 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-14 23:09:42,945 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-14 23:09:42,945 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 14.12 11:09:42" (1/3) ... [2021-12-14 23:09:42,946 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@ac402d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.12 11:09:42, skipping insertion in model container [2021-12-14 23:09:42,946 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-14 23:09:42,946 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:09:42" (2/3) ... [2021-12-14 23:09:42,946 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@ac402d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.12 11:09:42, skipping insertion in model container [2021-12-14 23:09:42,947 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-14 23:09:42,947 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:09:42" (3/3) ... [2021-12-14 23:09:42,948 INFO L388 chiAutomizerObserver]: Analyzing ICFG rec_malloc_ex2.i [2021-12-14 23:09:42,983 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-14 23:09:42,984 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-14 23:09:42,984 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-14 23:09:42,984 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-14 23:09:42,984 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-14 23:09:42,984 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-14 23:09:42,984 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-14 23:09:42,985 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-14 23:09:42,995 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 11 states have internal predecessors, (14), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-14 23:09:43,028 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2021-12-14 23:09:43,028 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-14 23:09:43,029 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-14 23:09:43,034 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-14 23:09:43,034 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:09:43,034 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-14 23:09:43,035 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 11 states have internal predecessors, (14), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-14 23:09:43,037 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2021-12-14 23:09:43,037 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-14 23:09:43,037 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-14 23:09:43,037 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-14 23:09:43,051 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:09:43,057 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc7#1.base, main_#t~malloc7#1.offset, main_#t~nondet8#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~mem11#1, main_#t~mem13#1, main_#t~ret12#1, main_~op~0#1.base, main_~op~0#1.offset, main_#t~mem9#1, main_~ip~0#1.base, main_~ip~0#1.offset;call main_#t~malloc7#1.base, main_#t~malloc7#1.offset := #Ultimate.allocOnHeap(4);main_~ip~0#1.base, main_~ip~0#1.offset := main_#t~malloc7#1.base, main_#t~malloc7#1.offset;havoc main_#t~malloc7#1.base, main_#t~malloc7#1.offset;call write~int(main_#t~nondet8#1, main_~ip~0#1.base, main_~ip~0#1.offset, 4);havoc main_#t~nondet8#1; 12#L23-3true [2021-12-14 23:09:43,058 INFO L793 eck$LassoCheckResult]: Loop: 12#L23-3true call main_#t~mem9#1 := read~int(main_~ip~0#1.base, main_~ip~0#1.offset, 4); 9#L23-1true assume !!(main_#t~mem9#1 > 1);havoc main_#t~mem9#1;call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnHeap(4);main_~op~0#1.base, main_~op~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;havoc main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~mem11#1 := read~int(main_~ip~0#1.base, main_~ip~0#1.offset, 4);call write~int(main_#t~mem11#1, main_~op~0#1.base, main_~op~0#1.offset, 4);havoc main_#t~mem11#1;call main_#t~mem13#1 := read~int(main_~ip~0#1.base, main_~ip~0#1.offset, 4); 7#L26true call main_#t~ret12#1 := rec(main_~op~0#1.base, main_~op~0#1.offset, main_~ip~0#1.base, main_~ip~0#1.offset);< 11#recENTRYtrue ~p.base, ~p.offset := #in~p.base, #in~p.offset;~up.base, ~up.offset := #in~up.base, #in~up.offset;call #t~mem1 := read~int(~p.base, ~p.offset, 4); 10#L9true assume #t~mem1 < 0;havoc #t~mem1;call #t~mem2 := read~int(~p.base, ~p.offset, 4);~pv~0 := #t~mem2;havoc #t~mem2;call ULTIMATE.dealloc(~p.base, ~p.offset);call ULTIMATE.dealloc(~up.base, ~up.offset);#res := ~pv~0; 15#recFINALtrue assume true; 13#recEXITtrue >#31#return; 5#L26-1true call write~int(main_#t~mem13#1 + main_#t~ret12#1, main_~ip~0#1.base, main_~ip~0#1.offset, 4);havoc main_#t~mem13#1;havoc main_#t~ret12#1; 12#L23-3true [2021-12-14 23:09:43,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:09:43,063 INFO L85 PathProgramCache]: Analyzing trace with hash 1219, now seen corresponding path program 1 times [2021-12-14 23:09:43,087 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:09:43,087 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [335883589] [2021-12-14 23:09:43,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:09:43,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:09:43,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:09:43,219 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:09:43,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:09:43,264 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:09:43,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:09:43,268 INFO L85 PathProgramCache]: Analyzing trace with hash -5927165, now seen corresponding path program 1 times [2021-12-14 23:09:43,268 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:09:43,269 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1160230250] [2021-12-14 23:09:43,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:09:43,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:09:43,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:09:43,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 23:09:43,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:09:43,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 23:09:43,450 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 23:09:43,451 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1160230250] [2021-12-14 23:09:43,451 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1160230250] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 23:09:43,451 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 23:09:43,452 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-14 23:09:43,452 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [944635753] [2021-12-14 23:09:43,453 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 23:09:43,456 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-14 23:09:43,457 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 23:09:43,483 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-14 23:09:43,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-14 23:09:43,485 INFO L87 Difference]: Start difference. First operand has 15 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 11 states have internal predecessors, (14), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 7 states, 6 states have (on average 1.0) internal successors, (6), 5 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-14 23:09:43,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 23:09:43,562 INFO L93 Difference]: Finished difference Result 17 states and 19 transitions. [2021-12-14 23:09:43,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-14 23:09:43,577 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17 states and 19 transitions. [2021-12-14 23:09:43,583 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2021-12-14 23:09:43,592 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17 states to 14 states and 16 transitions. [2021-12-14 23:09:43,593 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2021-12-14 23:09:43,594 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 14 [2021-12-14 23:09:43,594 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 16 transitions. [2021-12-14 23:09:43,596 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 23:09:43,596 INFO L681 BuchiCegarLoop]: Abstraction has 14 states and 16 transitions. [2021-12-14 23:09:43,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states and 16 transitions. [2021-12-14 23:09:43,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2021-12-14 23:09:43,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 10 states have (on average 1.1) internal successors, (11), 10 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-12-14 23:09:43,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 16 transitions. [2021-12-14 23:09:43,619 INFO L704 BuchiCegarLoop]: Abstraction has 14 states and 16 transitions. [2021-12-14 23:09:43,619 INFO L587 BuchiCegarLoop]: Abstraction has 14 states and 16 transitions. [2021-12-14 23:09:43,620 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-12-14 23:09:43,620 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states and 16 transitions. [2021-12-14 23:09:43,621 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2021-12-14 23:09:43,621 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-14 23:09:43,621 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-14 23:09:43,621 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-14 23:09:43,621 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 23:09:43,622 INFO L791 eck$LassoCheckResult]: Stem: 51#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 52#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc7#1.base, main_#t~malloc7#1.offset, main_#t~nondet8#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~mem11#1, main_#t~mem13#1, main_#t~ret12#1, main_~op~0#1.base, main_~op~0#1.offset, main_#t~mem9#1, main_~ip~0#1.base, main_~ip~0#1.offset;call main_#t~malloc7#1.base, main_#t~malloc7#1.offset := #Ultimate.allocOnHeap(4);main_~ip~0#1.base, main_~ip~0#1.offset := main_#t~malloc7#1.base, main_#t~malloc7#1.offset;havoc main_#t~malloc7#1.base, main_#t~malloc7#1.offset;call write~int(main_#t~nondet8#1, main_~ip~0#1.base, main_~ip~0#1.offset, 4);havoc main_#t~nondet8#1; 58#L23-3 [2021-12-14 23:09:43,623 INFO L793 eck$LassoCheckResult]: Loop: 58#L23-3 call main_#t~mem9#1 := read~int(main_~ip~0#1.base, main_~ip~0#1.offset, 4); 60#L23-1 assume !!(main_#t~mem9#1 > 1);havoc main_#t~mem9#1;call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnHeap(4);main_~op~0#1.base, main_~op~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;havoc main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~mem11#1 := read~int(main_~ip~0#1.base, main_~ip~0#1.offset, 4);call write~int(main_#t~mem11#1, main_~op~0#1.base, main_~op~0#1.offset, 4);havoc main_#t~mem11#1;call main_#t~mem13#1 := read~int(main_~ip~0#1.base, main_~ip~0#1.offset, 4); 54#L26 call main_#t~ret12#1 := rec(main_~op~0#1.base, main_~op~0#1.offset, main_~ip~0#1.base, main_~ip~0#1.offset);< 59#recENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;~up.base, ~up.offset := #in~up.base, #in~up.offset;call #t~mem1 := read~int(~p.base, ~p.offset, 4); 53#L9 assume !(#t~mem1 < 0);havoc #t~mem1;call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(4);~upn~0.base, ~upn~0.offset := #t~malloc3.base, #t~malloc3.offset;havoc #t~malloc3.base, #t~malloc3.offset;call #t~mem4 := read~int(~p.base, ~p.offset, 4);#t~post5 := #t~mem4;call write~int(#t~post5 - 1, ~p.base, ~p.offset, 4);havoc #t~mem4;havoc #t~post5; 55#L17 call #t~ret6 := rec(~p.base, ~p.offset, ~upn~0.base, ~upn~0.offset);< 59#recENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;~up.base, ~up.offset := #in~up.base, #in~up.offset;call #t~mem1 := read~int(~p.base, ~p.offset, 4); 53#L9 assume #t~mem1 < 0;havoc #t~mem1;call #t~mem2 := read~int(~p.base, ~p.offset, 4);~pv~0 := #t~mem2;havoc #t~mem2;call ULTIMATE.dealloc(~p.base, ~p.offset);call ULTIMATE.dealloc(~up.base, ~up.offset);#res := ~pv~0; 56#recFINAL assume true; 61#recEXIT >#29#return; 62#L17-1 #res := #t~ret6;havoc #t~ret6; 63#recFINAL assume true; 64#recEXIT >#31#return; 57#L26-1 call write~int(main_#t~mem13#1 + main_#t~ret12#1, main_~ip~0#1.base, main_~ip~0#1.offset, 4);havoc main_#t~mem13#1;havoc main_#t~ret12#1; 58#L23-3 [2021-12-14 23:09:43,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:09:43,624 INFO L85 PathProgramCache]: Analyzing trace with hash 1219, now seen corresponding path program 2 times [2021-12-14 23:09:43,624 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:09:43,625 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1056453818] [2021-12-14 23:09:43,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:09:43,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:09:43,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:09:43,649 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:09:43,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:09:43,658 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:09:43,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:09:43,659 INFO L85 PathProgramCache]: Analyzing trace with hash -741726607, now seen corresponding path program 1 times [2021-12-14 23:09:43,659 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:09:43,659 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2100520665] [2021-12-14 23:09:43,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:09:43,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:09:43,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:09:43,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 23:09:43,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:09:43,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 23:09:43,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:09:43,873 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-12-14 23:09:43,873 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 23:09:43,878 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2100520665] [2021-12-14 23:09:43,878 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2100520665] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-14 23:09:43,878 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1102809487] [2021-12-14 23:09:43,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:09:43,879 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-14 23:09:43,879 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:09:43,883 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-14 23:09:43,896 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-14 23:09:43,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:09:43,961 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 32 conjunts are in the unsatisfiable core [2021-12-14 23:09:43,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-14 23:09:44,140 INFO L354 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2021-12-14 23:09:44,141 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 29 [2021-12-14 23:09:46,690 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-14 23:09:46,690 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-14 23:09:47,060 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 23:09:47,061 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1102809487] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-14 23:09:47,061 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-14 23:09:47,061 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9, 10] total 23 [2021-12-14 23:09:47,061 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [963649343] [2021-12-14 23:09:47,062 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-14 23:09:47,062 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-14 23:09:47,062 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 23:09:47,063 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-12-14 23:09:47,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=448, Unknown=4, NotChecked=0, Total=552 [2021-12-14 23:09:47,064 INFO L87 Difference]: Start difference. First operand 14 states and 16 transitions. cyclomatic complexity: 4 Second operand has 24 states, 18 states have (on average 1.3333333333333333) internal successors, (24), 19 states have internal predecessors, (24), 6 states have call successors, (6), 4 states have call predecessors, (6), 4 states have return successors, (6), 3 states have call predecessors, (6), 6 states have call successors, (6) [2021-12-14 23:09:47,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 23:09:47,480 INFO L93 Difference]: Finished difference Result 17 states and 19 transitions. [2021-12-14 23:09:47,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-14 23:09:47,481 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17 states and 19 transitions. [2021-12-14 23:09:47,482 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2021-12-14 23:09:47,483 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17 states to 17 states and 19 transitions. [2021-12-14 23:09:47,483 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2021-12-14 23:09:47,483 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2021-12-14 23:09:47,484 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 19 transitions. [2021-12-14 23:09:47,484 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 23:09:47,484 INFO L681 BuchiCegarLoop]: Abstraction has 17 states and 19 transitions. [2021-12-14 23:09:47,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states and 19 transitions. [2021-12-14 23:09:47,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 17. [2021-12-14 23:09:47,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 12 states have (on average 1.0833333333333333) internal successors, (13), 12 states have internal predecessors, (13), 2 states have call successors, (2), 1 states have call predecessors, (2), 3 states have return successors, (4), 3 states have call predecessors, (4), 2 states have call successors, (4) [2021-12-14 23:09:47,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 19 transitions. [2021-12-14 23:09:47,486 INFO L704 BuchiCegarLoop]: Abstraction has 17 states and 19 transitions. [2021-12-14 23:09:47,486 INFO L587 BuchiCegarLoop]: Abstraction has 17 states and 19 transitions. [2021-12-14 23:09:47,486 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-12-14 23:09:47,486 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 19 transitions. [2021-12-14 23:09:47,487 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2021-12-14 23:09:47,487 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-14 23:09:47,487 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-14 23:09:47,488 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-14 23:09:47,488 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2021-12-14 23:09:47,488 INFO L791 eck$LassoCheckResult]: Stem: 205#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 206#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc7#1.base, main_#t~malloc7#1.offset, main_#t~nondet8#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~mem11#1, main_#t~mem13#1, main_#t~ret12#1, main_~op~0#1.base, main_~op~0#1.offset, main_#t~mem9#1, main_~ip~0#1.base, main_~ip~0#1.offset;call main_#t~malloc7#1.base, main_#t~malloc7#1.offset := #Ultimate.allocOnHeap(4);main_~ip~0#1.base, main_~ip~0#1.offset := main_#t~malloc7#1.base, main_#t~malloc7#1.offset;havoc main_#t~malloc7#1.base, main_#t~malloc7#1.offset;call write~int(main_#t~nondet8#1, main_~ip~0#1.base, main_~ip~0#1.offset, 4);havoc main_#t~nondet8#1; 212#L23-3 [2021-12-14 23:09:47,488 INFO L793 eck$LassoCheckResult]: Loop: 212#L23-3 call main_#t~mem9#1 := read~int(main_~ip~0#1.base, main_~ip~0#1.offset, 4); 214#L23-1 assume !!(main_#t~mem9#1 > 1);havoc main_#t~mem9#1;call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnHeap(4);main_~op~0#1.base, main_~op~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;havoc main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~mem11#1 := read~int(main_~ip~0#1.base, main_~ip~0#1.offset, 4);call write~int(main_#t~mem11#1, main_~op~0#1.base, main_~op~0#1.offset, 4);havoc main_#t~mem11#1;call main_#t~mem13#1 := read~int(main_~ip~0#1.base, main_~ip~0#1.offset, 4); 209#L26 call main_#t~ret12#1 := rec(main_~op~0#1.base, main_~op~0#1.offset, main_~ip~0#1.base, main_~ip~0#1.offset);< 213#recENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;~up.base, ~up.offset := #in~up.base, #in~up.offset;call #t~mem1 := read~int(~p.base, ~p.offset, 4); 207#L9 assume !(#t~mem1 < 0);havoc #t~mem1;call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(4);~upn~0.base, ~upn~0.offset := #t~malloc3.base, #t~malloc3.offset;havoc #t~malloc3.base, #t~malloc3.offset;call #t~mem4 := read~int(~p.base, ~p.offset, 4);#t~post5 := #t~mem4;call write~int(#t~post5 - 1, ~p.base, ~p.offset, 4);havoc #t~mem4;havoc #t~post5; 208#L17 call #t~ret6 := rec(~p.base, ~p.offset, ~upn~0.base, ~upn~0.offset);< 213#recENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;~up.base, ~up.offset := #in~up.base, #in~up.offset;call #t~mem1 := read~int(~p.base, ~p.offset, 4); 207#L9 assume !(#t~mem1 < 0);havoc #t~mem1;call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(4);~upn~0.base, ~upn~0.offset := #t~malloc3.base, #t~malloc3.offset;havoc #t~malloc3.base, #t~malloc3.offset;call #t~mem4 := read~int(~p.base, ~p.offset, 4);#t~post5 := #t~mem4;call write~int(#t~post5 - 1, ~p.base, ~p.offset, 4);havoc #t~mem4;havoc #t~post5; 208#L17 call #t~ret6 := rec(~p.base, ~p.offset, ~upn~0.base, ~upn~0.offset);< 213#recENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;~up.base, ~up.offset := #in~up.base, #in~up.offset;call #t~mem1 := read~int(~p.base, ~p.offset, 4); 207#L9 assume #t~mem1 < 0;havoc #t~mem1;call #t~mem2 := read~int(~p.base, ~p.offset, 4);~pv~0 := #t~mem2;havoc #t~mem2;call ULTIMATE.dealloc(~p.base, ~p.offset);call ULTIMATE.dealloc(~up.base, ~up.offset);#res := ~pv~0; 210#recFINAL assume true; 215#recEXIT >#29#return; 216#L17-1 #res := #t~ret6;havoc #t~ret6; 217#recFINAL assume true; 221#recEXIT >#29#return; 219#L17-1 #res := #t~ret6;havoc #t~ret6; 220#recFINAL assume true; 218#recEXIT >#31#return; 211#L26-1 call write~int(main_#t~mem13#1 + main_#t~ret12#1, main_~ip~0#1.base, main_~ip~0#1.offset, 4);havoc main_#t~mem13#1;havoc main_#t~ret12#1; 212#L23-3 [2021-12-14 23:09:47,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:09:47,489 INFO L85 PathProgramCache]: Analyzing trace with hash 1219, now seen corresponding path program 3 times [2021-12-14 23:09:47,489 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:09:47,489 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [202569033] [2021-12-14 23:09:47,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:09:47,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:09:47,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:09:47,499 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:09:47,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:09:47,505 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:09:47,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:09:47,506 INFO L85 PathProgramCache]: Analyzing trace with hash -1620168125, now seen corresponding path program 2 times [2021-12-14 23:09:47,506 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:09:47,507 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [170952644] [2021-12-14 23:09:47,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:09:47,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:09:47,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:09:47,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 23:09:47,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:09:47,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 23:09:47,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:09:47,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 23:09:47,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:09:47,694 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-12-14 23:09:47,695 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 23:09:47,695 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [170952644] [2021-12-14 23:09:47,695 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [170952644] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-14 23:09:47,695 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [585642202] [2021-12-14 23:09:47,695 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-14 23:09:47,696 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-14 23:09:47,696 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:09:47,699 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-14 23:09:47,704 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-14 23:09:47,785 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-12-14 23:09:47,785 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-14 23:09:47,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 45 conjunts are in the unsatisfiable core [2021-12-14 23:09:47,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-14 23:09:47,829 INFO L354 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2021-12-14 23:09:47,829 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 29 [2021-12-14 23:09:52,185 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-12-14 23:09:52,185 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-14 23:09:52,775 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 23:09:52,776 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [585642202] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-14 23:09:52,776 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-14 23:09:52,776 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 10, 14] total 27 [2021-12-14 23:09:52,777 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [168717139] [2021-12-14 23:09:52,777 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-14 23:09:52,778 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-14 23:09:52,778 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 23:09:52,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-12-14 23:09:52,779 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=608, Unknown=5, NotChecked=0, Total=756 [2021-12-14 23:09:52,780 INFO L87 Difference]: Start difference. First operand 17 states and 19 transitions. cyclomatic complexity: 4 Second operand has 28 states, 22 states have (on average 1.3636363636363635) internal successors, (30), 22 states have internal predecessors, (30), 6 states have call successors, (7), 5 states have call predecessors, (7), 6 states have return successors, (8), 5 states have call predecessors, (8), 6 states have call successors, (8) [2021-12-14 23:09:54,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 23:09:54,158 INFO L93 Difference]: Finished difference Result 20 states and 22 transitions. [2021-12-14 23:09:54,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-14 23:09:54,159 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 20 states and 22 transitions. [2021-12-14 23:09:54,160 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2021-12-14 23:09:54,161 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 20 states to 20 states and 22 transitions. [2021-12-14 23:09:54,161 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2021-12-14 23:09:54,161 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2021-12-14 23:09:54,161 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 22 transitions. [2021-12-14 23:09:54,162 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 23:09:54,162 INFO L681 BuchiCegarLoop]: Abstraction has 20 states and 22 transitions. [2021-12-14 23:09:54,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 22 transitions. [2021-12-14 23:09:54,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2021-12-14 23:09:54,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 14 states have (on average 1.0714285714285714) internal successors, (15), 14 states have internal predecessors, (15), 2 states have call successors, (2), 1 states have call predecessors, (2), 4 states have return successors, (5), 4 states have call predecessors, (5), 2 states have call successors, (5) [2021-12-14 23:09:54,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 22 transitions. [2021-12-14 23:09:54,164 INFO L704 BuchiCegarLoop]: Abstraction has 20 states and 22 transitions. [2021-12-14 23:09:54,164 INFO L587 BuchiCegarLoop]: Abstraction has 20 states and 22 transitions. [2021-12-14 23:09:54,164 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-12-14 23:09:54,164 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 22 transitions. [2021-12-14 23:09:54,165 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2021-12-14 23:09:54,165 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-14 23:09:54,165 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-14 23:09:54,166 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-14 23:09:54,166 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [4, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1] [2021-12-14 23:09:54,166 INFO L791 eck$LassoCheckResult]: Stem: 423#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 424#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc7#1.base, main_#t~malloc7#1.offset, main_#t~nondet8#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~mem11#1, main_#t~mem13#1, main_#t~ret12#1, main_~op~0#1.base, main_~op~0#1.offset, main_#t~mem9#1, main_~ip~0#1.base, main_~ip~0#1.offset;call main_#t~malloc7#1.base, main_#t~malloc7#1.offset := #Ultimate.allocOnHeap(4);main_~ip~0#1.base, main_~ip~0#1.offset := main_#t~malloc7#1.base, main_#t~malloc7#1.offset;havoc main_#t~malloc7#1.base, main_#t~malloc7#1.offset;call write~int(main_#t~nondet8#1, main_~ip~0#1.base, main_~ip~0#1.offset, 4);havoc main_#t~nondet8#1; 430#L23-3 [2021-12-14 23:09:54,166 INFO L793 eck$LassoCheckResult]: Loop: 430#L23-3 call main_#t~mem9#1 := read~int(main_~ip~0#1.base, main_~ip~0#1.offset, 4); 432#L23-1 assume !!(main_#t~mem9#1 > 1);havoc main_#t~mem9#1;call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnHeap(4);main_~op~0#1.base, main_~op~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;havoc main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~mem11#1 := read~int(main_~ip~0#1.base, main_~ip~0#1.offset, 4);call write~int(main_#t~mem11#1, main_~op~0#1.base, main_~op~0#1.offset, 4);havoc main_#t~mem11#1;call main_#t~mem13#1 := read~int(main_~ip~0#1.base, main_~ip~0#1.offset, 4); 426#L26 call main_#t~ret12#1 := rec(main_~op~0#1.base, main_~op~0#1.offset, main_~ip~0#1.base, main_~ip~0#1.offset);< 431#recENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;~up.base, ~up.offset := #in~up.base, #in~up.offset;call #t~mem1 := read~int(~p.base, ~p.offset, 4); 425#L9 assume !(#t~mem1 < 0);havoc #t~mem1;call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(4);~upn~0.base, ~upn~0.offset := #t~malloc3.base, #t~malloc3.offset;havoc #t~malloc3.base, #t~malloc3.offset;call #t~mem4 := read~int(~p.base, ~p.offset, 4);#t~post5 := #t~mem4;call write~int(#t~post5 - 1, ~p.base, ~p.offset, 4);havoc #t~mem4;havoc #t~post5; 427#L17 call #t~ret6 := rec(~p.base, ~p.offset, ~upn~0.base, ~upn~0.offset);< 431#recENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;~up.base, ~up.offset := #in~up.base, #in~up.offset;call #t~mem1 := read~int(~p.base, ~p.offset, 4); 425#L9 assume !(#t~mem1 < 0);havoc #t~mem1;call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(4);~upn~0.base, ~upn~0.offset := #t~malloc3.base, #t~malloc3.offset;havoc #t~malloc3.base, #t~malloc3.offset;call #t~mem4 := read~int(~p.base, ~p.offset, 4);#t~post5 := #t~mem4;call write~int(#t~post5 - 1, ~p.base, ~p.offset, 4);havoc #t~mem4;havoc #t~post5; 427#L17 call #t~ret6 := rec(~p.base, ~p.offset, ~upn~0.base, ~upn~0.offset);< 431#recENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;~up.base, ~up.offset := #in~up.base, #in~up.offset;call #t~mem1 := read~int(~p.base, ~p.offset, 4); 425#L9 assume !(#t~mem1 < 0);havoc #t~mem1;call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(4);~upn~0.base, ~upn~0.offset := #t~malloc3.base, #t~malloc3.offset;havoc #t~malloc3.base, #t~malloc3.offset;call #t~mem4 := read~int(~p.base, ~p.offset, 4);#t~post5 := #t~mem4;call write~int(#t~post5 - 1, ~p.base, ~p.offset, 4);havoc #t~mem4;havoc #t~post5; 427#L17 call #t~ret6 := rec(~p.base, ~p.offset, ~upn~0.base, ~upn~0.offset);< 431#recENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;~up.base, ~up.offset := #in~up.base, #in~up.offset;call #t~mem1 := read~int(~p.base, ~p.offset, 4); 425#L9 assume #t~mem1 < 0;havoc #t~mem1;call #t~mem2 := read~int(~p.base, ~p.offset, 4);~pv~0 := #t~mem2;havoc #t~mem2;call ULTIMATE.dealloc(~p.base, ~p.offset);call ULTIMATE.dealloc(~up.base, ~up.offset);#res := ~pv~0; 428#recFINAL assume true; 433#recEXIT >#29#return; 434#L17-1 #res := #t~ret6;havoc #t~ret6; 435#recFINAL assume true; 442#recEXIT >#29#return; 441#L17-1 #res := #t~ret6;havoc #t~ret6; 440#recFINAL assume true; 439#recEXIT >#29#return; 437#L17-1 #res := #t~ret6;havoc #t~ret6; 438#recFINAL assume true; 436#recEXIT >#31#return; 429#L26-1 call write~int(main_#t~mem13#1 + main_#t~ret12#1, main_~ip~0#1.base, main_~ip~0#1.offset, 4);havoc main_#t~mem13#1;havoc main_#t~ret12#1; 430#L23-3 [2021-12-14 23:09:54,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:09:54,166 INFO L85 PathProgramCache]: Analyzing trace with hash 1219, now seen corresponding path program 4 times [2021-12-14 23:09:54,166 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:09:54,167 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [163774820] [2021-12-14 23:09:54,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:09:54,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:09:54,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:09:54,182 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:09:54,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:09:54,189 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:09:54,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:09:54,195 INFO L85 PathProgramCache]: Analyzing trace with hash 1930575665, now seen corresponding path program 3 times [2021-12-14 23:09:54,195 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:09:54,195 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [756348445] [2021-12-14 23:09:54,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:09:54,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:09:54,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:09:54,256 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:09:54,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:09:54,304 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:09:54,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:09:54,305 INFO L85 PathProgramCache]: Analyzing trace with hash 650376563, now seen corresponding path program 1 times [2021-12-14 23:09:54,305 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 23:09:54,306 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1838136951] [2021-12-14 23:09:54,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 23:09:54,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 23:09:54,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:09:54,352 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 23:09:54,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 23:09:54,397 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 23:09:57,317 INFO L210 LassoAnalysis]: Preferences: [2021-12-14 23:09:57,318 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-14 23:09:57,318 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-14 23:09:57,318 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-14 23:09:57,318 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-14 23:09:57,318 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:09:57,318 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-14 23:09:57,319 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-14 23:09:57,319 INFO L133 ssoRankerPreferences]: Filename of dumped script: rec_malloc_ex2.i_Iteration4_Lasso [2021-12-14 23:09:57,319 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-14 23:09:57,319 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-14 23:09:57,332 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:09:57,335 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:09:57,337 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:09:57,340 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:09:57,342 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:09:57,452 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:09:57,469 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:09:57,471 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:09:57,472 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:09:57,475 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:09:57,477 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:09:57,479 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:09:57,480 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 23:09:57,965 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-14 23:09:57,969 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-14 23:09:57,970 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:09:57,970 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:09:58,008 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:09:58,009 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-12-14 23:09:58,010 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:09:58,017 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:09:58,017 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:09:58,018 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:09:58,018 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:09:58,018 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:09:58,019 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:09:58,019 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:09:58,046 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:09:58,073 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-12-14 23:09:58,074 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:09:58,074 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:09:58,075 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:09:58,079 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-12-14 23:09:58,080 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:09:58,087 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:09:58,087 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:09:58,087 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:09:58,087 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:09:58,087 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:09:58,088 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:09:58,088 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:09:58,091 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:09:58,106 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2021-12-14 23:09:58,107 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:09:58,107 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:09:58,108 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:09:58,111 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-12-14 23:09:58,114 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:09:58,120 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:09:58,121 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:09:58,121 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:09:58,121 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:09:58,123 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:09:58,124 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:09:58,131 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:09:58,147 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-12-14 23:09:58,147 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:09:58,148 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:09:58,148 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:09:58,151 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-12-14 23:09:58,152 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:09:58,159 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:09:58,159 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:09:58,159 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:09:58,159 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:09:58,159 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:09:58,160 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:09:58,160 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:09:58,161 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:09:58,177 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-12-14 23:09:58,177 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:09:58,177 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:09:58,178 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:09:58,179 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-12-14 23:09:58,233 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:09:58,240 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:09:58,241 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:09:58,241 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:09:58,241 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:09:58,246 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:09:58,246 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:09:58,260 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:09:58,280 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-12-14 23:09:58,280 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:09:58,280 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:09:58,281 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:09:58,283 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-12-14 23:09:58,284 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:09:58,291 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:09:58,291 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:09:58,291 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:09:58,291 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:09:58,291 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:09:58,292 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:09:58,292 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:09:58,295 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:09:58,311 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-12-14 23:09:58,312 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:09:58,312 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:09:58,313 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:09:58,313 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-12-14 23:09:58,315 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:09:58,322 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:09:58,322 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:09:58,322 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:09:58,322 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:09:58,324 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:09:58,324 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:09:58,327 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:09:58,347 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-12-14 23:09:58,348 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:09:58,348 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:09:58,349 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:09:58,349 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-12-14 23:09:58,352 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:09:58,358 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:09:58,359 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2021-12-14 23:09:58,359 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2021-12-14 23:09:58,359 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:09:58,681 INFO L401 nArgumentSynthesizer]: We have 608 Motzkin's Theorem applications. [2021-12-14 23:09:58,681 INFO L402 nArgumentSynthesizer]: A total of 32 supporting invariants were added. [2021-12-14 23:09:59,345 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:09:59,371 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-12-14 23:09:59,371 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:09:59,372 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:09:59,372 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:09:59,373 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-12-14 23:09:59,375 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:09:59,381 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:09:59,381 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 23:09:59,381 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:09:59,381 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:09:59,381 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:09:59,382 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 23:09:59,382 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 23:09:59,383 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 23:09:59,398 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-12-14 23:09:59,398 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:09:59,399 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:09:59,400 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:09:59,400 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-12-14 23:09:59,401 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 23:09:59,407 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 23:09:59,408 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 23:09:59,408 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 23:09:59,408 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 23:09:59,414 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 23:09:59,414 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 23:09:59,428 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-14 23:09:59,451 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-12-14 23:09:59,451 INFO L444 ModelExtractionUtils]: 6 out of 10 variables were initially zero. Simplification set additionally 2 variables to zero. [2021-12-14 23:09:59,453 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 23:09:59,453 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 23:09:59,454 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 23:09:59,458 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-12-14 23:09:59,458 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-14 23:09:59,479 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-12-14 23:09:59,479 INFO L513 LassoAnalysis]: Proved termination. [2021-12-14 23:09:59,480 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_main_~ip~0#1.base) ULTIMATE.start_main_~ip~0#1.offset)_1) = 1*v_rep(select (select #memory_int ULTIMATE.start_main_~ip~0#1.base) ULTIMATE.start_main_~ip~0#1.offset)_1 Supporting invariants [] [2021-12-14 23:09:59,504 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-12-14 23:09:59,508 INFO L297 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2021-12-14 23:09:59,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:09:59,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:09:59,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-14 23:09:59,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-14 23:09:59,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:09:59,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 36 conjunts are in the unsatisfiable core [2021-12-14 23:09:59,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-14 23:09:59,690 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 25 [2021-12-14 23:09:59,692 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 16 [2021-12-14 23:09:59,722 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-12-14 23:09:59,722 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-12-14 23:09:59,836 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-12-14 23:09:59,989 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-12-14 23:09:59,992 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 8 loop predicates [2021-12-14 23:09:59,993 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 20 states and 22 transitions. cyclomatic complexity: 4 Second operand has 9 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-14 23:10:00,080 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 20 states and 22 transitions. cyclomatic complexity: 4. Second operand has 9 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Result 83 states and 91 transitions. Complement of second has 17 states. [2021-12-14 23:10:00,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 1 stem states 5 non-accepting loop states 1 accepting loop states [2021-12-14 23:10:00,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-14 23:10:00,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 13 transitions. [2021-12-14 23:10:00,084 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 13 transitions. Stem has 2 letters. Loop has 26 letters. [2021-12-14 23:10:00,085 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-14 23:10:00,085 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-12-14 23:10:00,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:10:00,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:10:00,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-14 23:10:00,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-14 23:10:00,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:10:00,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 36 conjunts are in the unsatisfiable core [2021-12-14 23:10:00,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-14 23:10:00,182 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 25 [2021-12-14 23:10:00,187 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 16 [2021-12-14 23:10:00,213 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-12-14 23:10:00,213 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-12-14 23:10:00,468 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-12-14 23:10:00,468 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 8 loop predicates [2021-12-14 23:10:00,469 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 20 states and 22 transitions. cyclomatic complexity: 4 Second operand has 9 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-14 23:10:00,534 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 20 states and 22 transitions. cyclomatic complexity: 4. Second operand has 9 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Result 83 states and 91 transitions. Complement of second has 17 states. [2021-12-14 23:10:00,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 1 stem states 5 non-accepting loop states 1 accepting loop states [2021-12-14 23:10:00,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-14 23:10:00,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 13 transitions. [2021-12-14 23:10:00,536 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 13 transitions. Stem has 2 letters. Loop has 26 letters. [2021-12-14 23:10:00,536 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-14 23:10:00,536 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-12-14 23:10:00,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:10:00,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:10:00,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-14 23:10:00,553 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-14 23:10:00,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:10:00,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 36 conjunts are in the unsatisfiable core [2021-12-14 23:10:00,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-14 23:10:00,653 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 25 [2021-12-14 23:10:00,657 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 16 [2021-12-14 23:10:00,686 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-12-14 23:10:00,687 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-12-14 23:10:00,922 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-12-14 23:10:00,924 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 8 loop predicates [2021-12-14 23:10:00,925 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 20 states and 22 transitions. cyclomatic complexity: 4 Second operand has 9 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-14 23:10:00,995 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 20 states and 22 transitions. cyclomatic complexity: 4. Second operand has 9 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Result 83 states and 91 transitions. Complement of second has 17 states. [2021-12-14 23:10:00,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 1 stem states 5 non-accepting loop states 1 accepting loop states [2021-12-14 23:10:00,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-14 23:10:01,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 26 transitions. [2021-12-14 23:10:01,000 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 26 transitions. Stem has 2 letters. Loop has 26 letters. [2021-12-14 23:10:01,002 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-14 23:10:01,003 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-12-14 23:10:01,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:10:01,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:10:01,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-14 23:10:01,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-14 23:10:01,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:10:01,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 36 conjunts are in the unsatisfiable core [2021-12-14 23:10:01,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-14 23:10:01,121 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-12-14 23:10:01,121 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-12-14 23:10:01,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-14 23:10:01,126 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2021-12-14 23:10:01,336 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-12-14 23:10:01,337 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and with honda bouncer for loop.1 stem predicates 8 loop predicates [2021-12-14 23:10:01,337 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 20 states and 22 transitions. cyclomatic complexity: 4 Second operand has 9 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-14 23:10:01,366 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 20 states and 22 transitions. cyclomatic complexity: 4. Second operand has 9 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Result 25 states and 28 transitions. Complement of second has 7 states. [2021-12-14 23:10:01,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-12-14 23:10:01,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-14 23:10:01,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 17 transitions. [2021-12-14 23:10:01,368 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 17 transitions. Stem has 2 letters. Loop has 26 letters. [2021-12-14 23:10:01,368 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-14 23:10:01,368 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-12-14 23:10:01,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 23:10:01,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:10:01,389 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-14 23:10:01,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-14 23:10:01,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 23:10:01,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 36 conjunts are in the unsatisfiable core [2021-12-14 23:10:01,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-14 23:10:01,478 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-12-14 23:10:01,478 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-12-14 23:10:01,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-14 23:10:01,483 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2021-12-14 23:10:01,687 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-12-14 23:10:01,688 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemin loopwithout honda bouncer for stem and without honda bouncer for loop.1 stem predicates 8 loop predicates [2021-12-14 23:10:01,689 INFO L104 BuchiDifferenceFKV]: Start buchiDifferenceFKV. First operand 20 states and 22 transitions. cyclomatic complexity: 4 Second operand has 9 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-14 23:10:01,791 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,813 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,816 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:01,818 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:01,820 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,821 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,822 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,824 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,837 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,838 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,840 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,840 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,845 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:01,846 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:01,847 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,847 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,849 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:01,851 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:01,851 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,851 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,852 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,852 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,853 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,853 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,854 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,854 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,856 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:01,857 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:01,857 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,857 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,858 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,858 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,858 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,859 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,860 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,860 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,874 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,877 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,884 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:01,885 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:01,885 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,886 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,886 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,886 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,891 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,892 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:01,892 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,893 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,893 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,894 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,895 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:01,896 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,896 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,896 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,899 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,927 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,929 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:01,929 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,930 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,931 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:01,931 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,932 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,936 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,936 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,939 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:01,947 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,947 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,948 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,948 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,949 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:01,950 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:01,950 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,951 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,951 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,951 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,952 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,952 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,953 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:01,954 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:01,954 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,954 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,955 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,956 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,956 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,957 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,957 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:01,958 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:01,958 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,958 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,958 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,959 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,960 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,960 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,962 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,962 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,963 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,964 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,965 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,965 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,966 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:01,967 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:01,969 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:01,969 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:01,970 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,970 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,970 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,970 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,971 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,971 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,972 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,972 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,978 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,978 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,980 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,981 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:01,982 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:01,982 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,982 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,983 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,983 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,985 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,986 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,987 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,988 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:01,988 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,989 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,990 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,990 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:01,991 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,991 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,992 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,994 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,995 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,996 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,998 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:01,999 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:01,999 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:02,000 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,000 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,000 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,001 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,003 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:02,004 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,004 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,004 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,005 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,020 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,046 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,046 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,049 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,056 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,059 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,063 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:02,064 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,064 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,065 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,074 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:02,074 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:02,075 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,075 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,075 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,076 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,076 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,076 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,077 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,077 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,078 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,078 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,079 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,080 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,080 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,081 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,084 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,085 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:02,085 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,085 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,085 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,086 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,087 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,088 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,129 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,130 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,131 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,133 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,133 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,134 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,149 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,150 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,152 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,153 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,208 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,209 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,213 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,214 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,375 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,376 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,377 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,378 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,388 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,389 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,400 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,401 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,445 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,446 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,465 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:02,465 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:02,466 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:02,466 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,466 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,466 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,467 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,471 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:02,472 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:02,472 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,472 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,473 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,473 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:02,474 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:02,474 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,474 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,474 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,475 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,476 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:02,476 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,477 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,477 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,477 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,481 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:02,482 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:02,482 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,482 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,483 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,483 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:02,484 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:02,484 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,484 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,484 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,485 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,486 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:02,486 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,486 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,487 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,487 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,491 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:02,492 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,492 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,492 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,493 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:02,493 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,493 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,494 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,494 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,514 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:02,515 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,515 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:02,515 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:02,516 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,516 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,516 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,517 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,517 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,517 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,531 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:02,532 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,532 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,533 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:02,533 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,533 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,534 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,534 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,536 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:02,536 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:02,536 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,537 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,537 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,537 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,538 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,539 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,539 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,540 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:02,540 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,540 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,540 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,541 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,542 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,593 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,594 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:02,595 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,595 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,595 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:02,596 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,596 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,596 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,597 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,598 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,599 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:02,599 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:02,600 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,600 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,600 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,601 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,602 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,602 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,603 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,603 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:02,603 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,604 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,604 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,604 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,605 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,652 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,652 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:02,653 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,653 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,653 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,654 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,654 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:02,654 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,654 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,655 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,655 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,660 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,662 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,684 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,685 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:02,685 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,686 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,686 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:02,687 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:02,687 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,687 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,688 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,688 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,722 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,723 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,724 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,725 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:02,725 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,725 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:02,726 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,726 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,726 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,727 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,728 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,729 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,729 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,730 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:02,731 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:02,731 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,731 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,732 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,732 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,733 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,733 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,734 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:02,734 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,734 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,734 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,781 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,782 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,783 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,784 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:02,784 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,785 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:02,785 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,786 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,786 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,787 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,788 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,789 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,790 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,791 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:02,791 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:02,791 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,792 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,792 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,792 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,793 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,794 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,794 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:02,794 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,795 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,795 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,853 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,854 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:02,854 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,855 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,855 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,855 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,856 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,856 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-14 23:10:02,857 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,857 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,857 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,894 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,895 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-14 23:10:02,969 INFO L108 BuchiDifferenceFKV]: Finished buchiDifferenceFKV. First operand 20 states and 22 transitions. cyclomatic complexity: 4 Second operand has 9 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Result 5585 states and 40908 transitions. Complement of second has 1312 states 12 powerset states1300 rank states. The highest rank that occured is 9 [2021-12-14 23:10:02,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 1 stem states 6 non-accepting loop states 1 accepting loop states [2021-12-14 23:10:02,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-14 23:10:02,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 52 transitions. [2021-12-14 23:10:02,971 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 52 transitions. Stem has 2 letters. Loop has 26 letters. [2021-12-14 23:10:02,973 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-14 23:10:02,973 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-12-14 23:10:02,974 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer has thrown an exception: java.lang.AssertionError: no settings was sufficient at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiCegarLoop.refineBuchi(BuchiCegarLoop.java:785) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiCegarLoop.iterate(BuchiCegarLoop.java:549) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.doTerminationAnalysis(BuchiAutomizerObserver.java:142) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.finish(BuchiAutomizerObserver.java:397) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-14 23:10:02,979 INFO L158 Benchmark]: Toolchain (without parser) took 20518.39ms. Allocated memory was 90.2MB in the beginning and 192.9MB in the end (delta: 102.8MB). Free memory was 57.9MB in the beginning and 51.7MB in the end (delta: 6.2MB). Peak memory consumption was 127.3MB. Max. memory is 16.1GB. [2021-12-14 23:10:02,979 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 90.2MB. Free memory was 47.2MB in the beginning and 47.2MB in the end (delta: 39.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-14 23:10:02,980 INFO L158 Benchmark]: CACSL2BoogieTranslator took 172.29ms. Allocated memory is still 90.2MB. Free memory was 57.7MB in the beginning and 66.7MB in the end (delta: -9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-14 23:10:02,980 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.95ms. Allocated memory is still 90.2MB. Free memory was 66.7MB in the beginning and 65.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-14 23:10:02,981 INFO L158 Benchmark]: Boogie Preprocessor took 38.32ms. Allocated memory is still 90.2MB. Free memory was 65.2MB in the beginning and 64.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-14 23:10:02,981 INFO L158 Benchmark]: RCFGBuilder took 237.58ms. Allocated memory is still 90.2MB. Free memory was 64.1MB in the beginning and 54.1MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-14 23:10:02,981 INFO L158 Benchmark]: BuchiAutomizer took 20037.25ms. Allocated memory was 90.2MB in the beginning and 192.9MB in the end (delta: 102.8MB). Free memory was 53.8MB in the beginning and 51.7MB in the end (delta: 2.1MB). Peak memory consumption was 126.1MB. Max. memory is 16.1GB. [2021-12-14 23:10:02,983 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 90.2MB. Free memory was 47.2MB in the beginning and 47.2MB in the end (delta: 39.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 172.29ms. Allocated memory is still 90.2MB. Free memory was 57.7MB in the beginning and 66.7MB in the end (delta: -9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.95ms. Allocated memory is still 90.2MB. Free memory was 66.7MB in the beginning and 65.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.32ms. Allocated memory is still 90.2MB. Free memory was 65.2MB in the beginning and 64.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 237.58ms. Allocated memory is still 90.2MB. Free memory was 64.1MB in the beginning and 54.1MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 20037.25ms. Allocated memory was 90.2MB in the beginning and 192.9MB in the end (delta: 102.8MB). Free memory was 53.8MB in the beginning and 51.7MB in the end (delta: 2.1MB). Peak memory consumption was 126.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - ExceptionOrErrorResult: AssertionError: no settings was sufficient de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: AssertionError: no settings was sufficient: de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiCegarLoop.refineBuchi(BuchiCegarLoop.java:785) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-14 23:10:03,016 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-12-14 23:10:03,240 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-14 23:10:03,480 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config using search string *Termination*64bit*_Bitvector*.epf No suitable settings file found using Termination*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: no settings was sufficient