./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 791161d1 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-?-791161d [2022-07-23 14:33:48,307 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-23 14:33:48,310 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-23 14:33:48,356 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-23 14:33:48,357 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-23 14:33:48,358 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-23 14:33:48,360 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-23 14:33:48,363 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-23 14:33:48,364 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-23 14:33:48,369 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-23 14:33:48,371 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-23 14:33:48,373 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-23 14:33:48,374 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-23 14:33:48,376 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-23 14:33:48,377 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-23 14:33:48,380 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-23 14:33:48,381 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-23 14:33:48,383 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-23 14:33:48,385 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-23 14:33:48,391 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-23 14:33:48,393 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-23 14:33:48,394 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-23 14:33:48,395 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-23 14:33:48,396 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-23 14:33:48,397 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-23 14:33:48,400 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-23 14:33:48,401 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-23 14:33:48,401 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-23 14:33:48,402 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-23 14:33:48,403 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-23 14:33:48,404 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-23 14:33:48,404 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-23 14:33:48,405 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-23 14:33:48,406 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-23 14:33:48,407 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-23 14:33:48,408 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-23 14:33:48,408 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-23 14:33:48,408 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-23 14:33:48,409 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-23 14:33:48,409 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-23 14:33:48,410 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-23 14:33:48,411 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-23 14:33:48,413 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-07-23 14:33:48,443 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-23 14:33:48,444 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-23 14:33:48,444 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-23 14:33:48,444 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-23 14:33:48,446 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-23 14:33:48,446 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-23 14:33:48,446 INFO L138 SettingsManager]: * Use SBE=true [2022-07-23 14:33:48,446 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-07-23 14:33:48,447 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-07-23 14:33:48,447 INFO L138 SettingsManager]: * Use old map elimination=false [2022-07-23 14:33:48,448 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-07-23 14:33:48,448 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-07-23 14:33:48,448 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-07-23 14:33:48,448 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-23 14:33:48,448 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-23 14:33:48,449 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-23 14:33:48,449 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-23 14:33:48,449 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-07-23 14:33:48,449 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-07-23 14:33:48,449 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-07-23 14:33:48,450 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-23 14:33:48,450 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-07-23 14:33:48,450 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-23 14:33:48,450 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-07-23 14:33:48,450 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-23 14:33:48,451 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-23 14:33:48,451 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-23 14:33:48,451 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-23 14:33:48,452 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-07-23 14:33:48,452 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b91dcc12f43fdd03af0529f07bf7885945925554291ddde3b9ca40d8f32b93c1 [2022-07-23 14:33:48,709 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-23 14:33:48,738 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-23 14:33:48,740 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-23 14:33:48,741 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-23 14:33:48,741 INFO L275 PluginConnector]: CDTParser initialized [2022-07-23 14:33:48,742 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex2.i [2022-07-23 14:33:48,803 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bfb33b195/60d116a62d59459bad273925325a226c/FLAGd8c0d6320 [2022-07-23 14:33:49,220 INFO L306 CDTParser]: Found 1 translation units. [2022-07-23 14:33:49,221 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex2.i [2022-07-23 14:33:49,227 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bfb33b195/60d116a62d59459bad273925325a226c/FLAGd8c0d6320 [2022-07-23 14:33:49,621 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bfb33b195/60d116a62d59459bad273925325a226c [2022-07-23 14:33:49,623 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-23 14:33:49,624 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-23 14:33:49,627 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-23 14:33:49,628 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-23 14:33:49,630 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-23 14:33:49,631 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 02:33:49" (1/1) ... [2022-07-23 14:33:49,632 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34d2b211 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:33:49, skipping insertion in model container [2022-07-23 14:33:49,632 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 02:33:49" (1/1) ... [2022-07-23 14:33:49,638 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-23 14:33:49,651 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-23 14:33:49,778 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 14:33:49,786 INFO L203 MainTranslator]: Completed pre-run [2022-07-23 14:33:49,801 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 14:33:49,811 INFO L208 MainTranslator]: Completed translation [2022-07-23 14:33:49,811 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:33:49 WrapperNode [2022-07-23 14:33:49,811 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-23 14:33:49,812 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-23 14:33:49,812 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-23 14:33:49,812 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-23 14:33:49,817 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:33:49" (1/1) ... [2022-07-23 14:33:49,823 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:33:49" (1/1) ... [2022-07-23 14:33:49,839 INFO L137 Inliner]: procedures = 11, calls = 19, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 28 [2022-07-23 14:33:49,840 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-23 14:33:49,841 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-23 14:33:49,841 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-23 14:33:49,841 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-23 14:33:49,847 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:33:49" (1/1) ... [2022-07-23 14:33:49,848 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:33:49" (1/1) ... [2022-07-23 14:33:49,859 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:33:49" (1/1) ... [2022-07-23 14:33:49,860 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:33:49" (1/1) ... [2022-07-23 14:33:49,866 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:33:49" (1/1) ... [2022-07-23 14:33:49,870 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:33:49" (1/1) ... [2022-07-23 14:33:49,875 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:33:49" (1/1) ... [2022-07-23 14:33:49,878 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-23 14:33:49,879 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-23 14:33:49,880 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-23 14:33:49,880 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-23 14:33:49,881 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:33:49" (1/1) ... [2022-07-23 14:33:49,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:33:49,899 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:33:49,917 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) [2022-07-23 14:33:49,939 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 [2022-07-23 14:33:49,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-23 14:33:49,959 INFO L130 BoogieDeclarations]: Found specification of procedure rec [2022-07-23 14:33:49,959 INFO L138 BoogieDeclarations]: Found implementation of procedure rec [2022-07-23 14:33:49,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-23 14:33:49,960 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-23 14:33:49,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-23 14:33:49,960 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-23 14:33:49,960 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-23 14:33:50,024 INFO L234 CfgBuilder]: Building ICFG [2022-07-23 14:33:50,026 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-23 14:33:50,232 INFO L275 CfgBuilder]: Performing block encoding [2022-07-23 14:33:50,240 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-23 14:33:50,247 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-07-23 14:33:50,249 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 02:33:50 BoogieIcfgContainer [2022-07-23 14:33:50,249 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-23 14:33:50,250 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-07-23 14:33:50,250 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-07-23 14:33:50,253 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-07-23 14:33:50,254 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-23 14:33:50,254 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 23.07 02:33:49" (1/3) ... [2022-07-23 14:33:50,255 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@546a0ac3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.07 02:33:50, skipping insertion in model container [2022-07-23 14:33:50,255 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-23 14:33:50,256 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:33:49" (2/3) ... [2022-07-23 14:33:50,256 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@546a0ac3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.07 02:33:50, skipping insertion in model container [2022-07-23 14:33:50,256 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-23 14:33:50,256 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 02:33:50" (3/3) ... [2022-07-23 14:33:50,257 INFO L354 chiAutomizerObserver]: Analyzing ICFG rec_malloc_ex2.i [2022-07-23 14:33:50,303 INFO L255 stractBuchiCegarLoop]: Interprodecural is true [2022-07-23 14:33:50,303 INFO L256 stractBuchiCegarLoop]: Hoare is false [2022-07-23 14:33:50,303 INFO L257 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-23 14:33:50,303 INFO L258 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-23 14:33:50,303 INFO L259 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-23 14:33:50,303 INFO L260 stractBuchiCegarLoop]: Difference is false [2022-07-23 14:33:50,304 INFO L261 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-23 14:33:50,304 INFO L265 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-23 14:33:50,307 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) [2022-07-23 14:33:50,326 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2022-07-23 14:33:50,326 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 14:33:50,326 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 14:33:50,332 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-07-23 14:33:50,332 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 14:33:50,333 INFO L287 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-07-23 14:33:50,333 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) [2022-07-23 14:33:50,334 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2022-07-23 14:33:50,335 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 14:33:50,335 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 14:33:50,335 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-07-23 14:33:50,336 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 14:33:50,341 INFO L752 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 7#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; 11#L23-3true [2022-07-23 14:33:50,342 INFO L754 eck$LassoCheckResult]: Loop: 11#L23-3true call main_#t~mem9#1 := read~int(main_~ip~0#1.base, main_~ip~0#1.offset, 4); 8#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); 6#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);< 10#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); 9#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; 14#recFINALtrue assume true; 12#recEXITtrue >#31#return; 4#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; 11#L23-3true [2022-07-23 14:33:50,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:33:50,348 INFO L85 PathProgramCache]: Analyzing trace with hash 1219, now seen corresponding path program 1 times [2022-07-23 14:33:50,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 14:33:50,356 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [710041629] [2022-07-23 14:33:50,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 14:33:50,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 14:33:50,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:33:50,440 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 14:33:50,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:33:50,465 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 14:33:50,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:33:50,470 INFO L85 PathProgramCache]: Analyzing trace with hash -5927165, now seen corresponding path program 1 times [2022-07-23 14:33:50,470 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 14:33:50,470 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1737758541] [2022-07-23 14:33:50,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 14:33:50,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 14:33:50,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 14:33:50,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 14:33:50,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 14:33:50,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 14:33:50,793 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 14:33:50,794 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1737758541] [2022-07-23 14:33:50,794 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1737758541] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 14:33:50,795 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 14:33:50,795 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 14:33:50,795 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [6816162] [2022-07-23 14:33:50,796 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 14:33:50,799 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-23 14:33:50,801 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 14:33:50,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-23 14:33:50,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-07-23 14:33:50,837 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) [2022-07-23 14:33:50,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 14:33:50,942 INFO L93 Difference]: Finished difference Result 17 states and 19 transitions. [2022-07-23 14:33:50,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 14:33:50,947 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17 states and 19 transitions. [2022-07-23 14:33:50,951 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2022-07-23 14:33:50,955 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17 states to 14 states and 16 transitions. [2022-07-23 14:33:50,956 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2022-07-23 14:33:50,957 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 14 [2022-07-23 14:33:50,957 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 16 transitions. [2022-07-23 14:33:50,958 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-23 14:33:50,958 INFO L369 hiAutomatonCegarLoop]: Abstraction has 14 states and 16 transitions. [2022-07-23 14:33:50,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states and 16 transitions. [2022-07-23 14:33:50,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2022-07-23 14:33:50,978 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) [2022-07-23 14:33:50,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 16 transitions. [2022-07-23 14:33:50,979 INFO L392 hiAutomatonCegarLoop]: Abstraction has 14 states and 16 transitions. [2022-07-23 14:33:50,979 INFO L374 stractBuchiCegarLoop]: Abstraction has 14 states and 16 transitions. [2022-07-23 14:33:50,980 INFO L287 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-07-23 14:33:50,981 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states and 16 transitions. [2022-07-23 14:33:50,982 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2022-07-23 14:33:50,982 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 14:33:50,982 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 14:33:50,983 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-07-23 14:33:50,984 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 14:33:50,985 INFO L752 eck$LassoCheckResult]: Stem: 51#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 52#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc7#1.base, main_#t~malloc7#1.offset, main_#t~nondet8#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~mem11#1, main_#t~mem13#1, main_#t~ret12#1, main_~op~0#1.base, main_~op~0#1.offset, main_#t~mem9#1, main_~ip~0#1.base, main_~ip~0#1.offset;call main_#t~malloc7#1.base, main_#t~malloc7#1.offset := #Ultimate.allocOnHeap(4);main_~ip~0#1.base, main_~ip~0#1.offset := main_#t~malloc7#1.base, main_#t~malloc7#1.offset;havoc main_#t~malloc7#1.base, main_#t~malloc7#1.offset;call write~int(main_#t~nondet8#1, main_~ip~0#1.base, main_~ip~0#1.offset, 4);havoc main_#t~nondet8#1; 58#L23-3 [2022-07-23 14:33:50,985 INFO L754 eck$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 [2022-07-23 14:33:50,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:33:50,994 INFO L85 PathProgramCache]: Analyzing trace with hash 1219, now seen corresponding path program 2 times [2022-07-23 14:33:50,994 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 14:33:50,995 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [156833406] [2022-07-23 14:33:50,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 14:33:50,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 14:33:51,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:33:51,015 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 14:33:51,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:33:51,027 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 14:33:51,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:33:51,028 INFO L85 PathProgramCache]: Analyzing trace with hash -741726607, now seen corresponding path program 1 times [2022-07-23 14:33:51,028 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 14:33:51,029 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1296736517] [2022-07-23 14:33:51,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 14:33:51,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 14:33:51,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 14:33:51,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 14:33:51,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 14:33:51,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 14:33:51,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 14:33:51,300 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-07-23 14:33:51,300 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 14:33:51,300 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1296736517] [2022-07-23 14:33:51,301 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1296736517] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-23 14:33:51,301 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1973503216] [2022-07-23 14:33:51,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 14:33:51,302 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-23 14:33:51,302 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:33:51,306 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) [2022-07-23 14:33:51,327 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-07-23 14:33:51,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 14:33:51,376 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 32 conjunts are in the unsatisfiable core [2022-07-23 14:33:51,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 14:33:51,498 INFO L356 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2022-07-23 14:33:51,499 INFO L390 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 [2022-07-23 14:33:54,395 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-23 14:33:54,396 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-23 14:33:54,833 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 14:33:54,834 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1973503216] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-23 14:33:54,834 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-23 14:33:54,834 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9, 10] total 23 [2022-07-23 14:33:54,835 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [785964539] [2022-07-23 14:33:54,835 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-23 14:33:54,835 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-23 14:33:54,836 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 14:33:54,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-07-23 14:33:54,837 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=448, Unknown=4, NotChecked=0, Total=552 [2022-07-23 14:33:54,837 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) [2022-07-23 14:33:55,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 14:33:55,299 INFO L93 Difference]: Finished difference Result 17 states and 19 transitions. [2022-07-23 14:33:55,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-07-23 14:33:55,300 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17 states and 19 transitions. [2022-07-23 14:33:55,301 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2022-07-23 14:33:55,302 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17 states to 17 states and 19 transitions. [2022-07-23 14:33:55,303 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2022-07-23 14:33:55,303 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2022-07-23 14:33:55,303 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 19 transitions. [2022-07-23 14:33:55,303 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-23 14:33:55,303 INFO L369 hiAutomatonCegarLoop]: Abstraction has 17 states and 19 transitions. [2022-07-23 14:33:55,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states and 19 transitions. [2022-07-23 14:33:55,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 17. [2022-07-23 14:33:55,306 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) [2022-07-23 14:33:55,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 19 transitions. [2022-07-23 14:33:55,306 INFO L392 hiAutomatonCegarLoop]: Abstraction has 17 states and 19 transitions. [2022-07-23 14:33:55,306 INFO L374 stractBuchiCegarLoop]: Abstraction has 17 states and 19 transitions. [2022-07-23 14:33:55,307 INFO L287 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-07-23 14:33:55,307 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 19 transitions. [2022-07-23 14:33:55,308 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2022-07-23 14:33:55,308 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 14:33:55,308 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 14:33:55,309 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-07-23 14:33:55,309 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2022-07-23 14:33:55,309 INFO L752 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 [2022-07-23 14:33:55,309 INFO L754 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 [2022-07-23 14:33:55,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:33:55,310 INFO L85 PathProgramCache]: Analyzing trace with hash 1219, now seen corresponding path program 3 times [2022-07-23 14:33:55,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 14:33:55,310 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2128379251] [2022-07-23 14:33:55,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 14:33:55,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 14:33:55,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:33:55,318 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 14:33:55,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:33:55,325 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 14:33:55,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:33:55,326 INFO L85 PathProgramCache]: Analyzing trace with hash -1620168125, now seen corresponding path program 2 times [2022-07-23 14:33:55,326 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 14:33:55,326 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1770277675] [2022-07-23 14:33:55,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 14:33:55,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 14:33:55,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 14:33:55,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 14:33:55,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 14:33:55,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 14:33:55,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 14:33:55,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 14:33:55,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 14:33:55,568 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-07-23 14:33:55,568 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 14:33:55,569 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1770277675] [2022-07-23 14:33:55,569 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1770277675] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-23 14:33:55,569 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [47889641] [2022-07-23 14:33:55,569 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-07-23 14:33:55,570 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-23 14:33:55,570 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:33:55,575 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) [2022-07-23 14:33:55,594 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-07-23 14:33:55,662 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-07-23 14:33:55,663 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-07-23 14:33:55,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 46 conjunts are in the unsatisfiable core [2022-07-23 14:33:55,672 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 14:33:55,713 INFO L356 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2022-07-23 14:33:55,714 INFO L390 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 [2022-07-23 14:34:00,161 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-07-23 14:34:00,162 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-23 14:34:00,696 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 14:34:00,696 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [47889641] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-23 14:34:00,697 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-23 14:34:00,697 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 10, 14] total 27 [2022-07-23 14:34:00,697 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1495156207] [2022-07-23 14:34:00,697 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-23 14:34:00,697 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-23 14:34:00,697 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 14:34:00,698 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2022-07-23 14:34:00,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=608, Unknown=5, NotChecked=0, Total=756 [2022-07-23 14:34:00,699 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) [2022-07-23 14:34:02,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 14:34:02,227 INFO L93 Difference]: Finished difference Result 20 states and 22 transitions. [2022-07-23 14:34:02,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-07-23 14:34:02,228 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 20 states and 22 transitions. [2022-07-23 14:34:02,229 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2022-07-23 14:34:02,230 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 20 states to 20 states and 22 transitions. [2022-07-23 14:34:02,230 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2022-07-23 14:34:02,230 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2022-07-23 14:34:02,230 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 22 transitions. [2022-07-23 14:34:02,230 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-23 14:34:02,230 INFO L369 hiAutomatonCegarLoop]: Abstraction has 20 states and 22 transitions. [2022-07-23 14:34:02,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 22 transitions. [2022-07-23 14:34:02,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2022-07-23 14:34:02,232 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) [2022-07-23 14:34:02,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 22 transitions. [2022-07-23 14:34:02,233 INFO L392 hiAutomatonCegarLoop]: Abstraction has 20 states and 22 transitions. [2022-07-23 14:34:02,233 INFO L374 stractBuchiCegarLoop]: Abstraction has 20 states and 22 transitions. [2022-07-23 14:34:02,233 INFO L287 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-07-23 14:34:02,233 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 22 transitions. [2022-07-23 14:34:02,234 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2022-07-23 14:34:02,234 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 14:34:02,234 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 14:34:02,235 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-07-23 14:34:02,235 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [4, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1] [2022-07-23 14:34:02,238 INFO L752 eck$LassoCheckResult]: Stem: 423#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 424#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc7#1.base, main_#t~malloc7#1.offset, main_#t~nondet8#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~mem11#1, main_#t~mem13#1, main_#t~ret12#1, main_~op~0#1.base, main_~op~0#1.offset, main_#t~mem9#1, main_~ip~0#1.base, main_~ip~0#1.offset;call main_#t~malloc7#1.base, main_#t~malloc7#1.offset := #Ultimate.allocOnHeap(4);main_~ip~0#1.base, main_~ip~0#1.offset := main_#t~malloc7#1.base, main_#t~malloc7#1.offset;havoc main_#t~malloc7#1.base, main_#t~malloc7#1.offset;call write~int(main_#t~nondet8#1, main_~ip~0#1.base, main_~ip~0#1.offset, 4);havoc main_#t~nondet8#1; 430#L23-3 [2022-07-23 14:34:02,239 INFO L754 eck$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 [2022-07-23 14:34:02,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:34:02,240 INFO L85 PathProgramCache]: Analyzing trace with hash 1219, now seen corresponding path program 4 times [2022-07-23 14:34:02,240 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 14:34:02,241 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [758826329] [2022-07-23 14:34:02,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 14:34:02,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 14:34:02,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:34:02,256 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 14:34:02,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:34:02,263 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 14:34:02,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:34:02,263 INFO L85 PathProgramCache]: Analyzing trace with hash 1930575665, now seen corresponding path program 3 times [2022-07-23 14:34:02,264 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 14:34:02,264 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1326860096] [2022-07-23 14:34:02,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 14:34:02,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 14:34:02,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:34:02,320 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 14:34:02,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:34:02,368 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 14:34:02,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:34:02,370 INFO L85 PathProgramCache]: Analyzing trace with hash 650376563, now seen corresponding path program 1 times [2022-07-23 14:34:02,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 14:34:02,373 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [415457864] [2022-07-23 14:34:02,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 14:34:02,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 14:34:02,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:34:02,421 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 14:34:02,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:34:02,466 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 14:34:05,200 INFO L210 LassoAnalysis]: Preferences: [2022-07-23 14:34:05,201 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-23 14:34:05,201 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-23 14:34:05,201 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-23 14:34:05,201 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-23 14:34:05,201 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:34:05,201 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-23 14:34:05,201 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-23 14:34:05,201 INFO L133 ssoRankerPreferences]: Filename of dumped script: rec_malloc_ex2.i_Iteration4_Lasso [2022-07-23 14:34:05,201 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-23 14:34:05,202 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-23 14:34:05,216 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:34:05,220 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:34:05,221 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:34:05,224 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:34:05,228 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:34:05,230 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:34:05,397 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:34:05,399 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:34:05,401 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:34:05,404 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:34:05,406 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:34:05,407 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:34:05,409 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:34:05,836 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-23 14:34:05,839 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-23 14:34:05,841 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:34:05,841 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:34:05,888 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) [2022-07-23 14:34:05,891 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 [2022-07-23 14:34:05,895 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 [2022-07-23 14:34:05,898 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:34:05,899 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:34:05,899 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:34:05,899 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:34:05,899 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:34:05,901 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:34:05,901 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:34:05,916 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:34:05,932 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2022-07-23 14:34:05,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:34:05,933 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:34:05,934 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) [2022-07-23 14:34:05,935 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 [2022-07-23 14:34:05,935 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 [2022-07-23 14:34:05,942 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:34:05,942 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:34:05,943 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:34:05,943 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:34:05,943 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:34:05,943 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:34:05,943 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:34:05,945 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:34:05,961 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-07-23 14:34:05,962 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:34:05,962 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:34:05,963 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) [2022-07-23 14:34:05,964 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 [2022-07-23 14:34:05,965 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 [2022-07-23 14:34:05,972 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:34:05,972 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:34:05,972 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:34:05,972 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:34:05,972 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:34:05,973 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:34:05,973 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:34:05,989 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:34:06,006 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 [2022-07-23 14:34:06,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:34:06,007 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:34:06,008 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) [2022-07-23 14:34:06,009 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 [2022-07-23 14:34:06,011 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 [2022-07-23 14:34:06,018 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:34:06,018 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:34:06,018 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:34:06,018 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:34:06,021 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:34:06,021 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:34:06,047 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:34:06,075 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 [2022-07-23 14:34:06,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:34:06,076 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:34:06,077 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) [2022-07-23 14:34:06,084 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 [2022-07-23 14:34:06,092 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:34:06,093 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:34:06,093 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:34:06,093 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:34:06,093 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:34:06,098 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:34:06,099 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:34:06,099 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 [2022-07-23 14:34:06,100 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:34:06,116 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2022-07-23 14:34:06,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:34:06,117 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:34:06,122 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) [2022-07-23 14:34:06,124 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 [2022-07-23 14:34:06,126 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 [2022-07-23 14:34:06,133 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:34:06,133 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:34:06,133 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:34:06,133 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:34:06,137 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:34:06,137 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:34:06,158 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:34:06,175 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 [2022-07-23 14:34:06,175 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:34:06,176 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:34:06,177 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) [2022-07-23 14:34:06,178 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 [2022-07-23 14:34:06,181 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 [2022-07-23 14:34:06,188 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:34:06,188 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:34:06,189 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:34:06,189 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:34:06,189 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:34:06,189 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:34:06,189 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:34:06,190 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:34:06,207 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 [2022-07-23 14:34:06,208 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:34:06,208 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:34:06,210 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) [2022-07-23 14:34:06,219 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 [2022-07-23 14:34:06,221 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 [2022-07-23 14:34:06,227 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:34:06,227 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:34:06,227 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:34:06,227 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:34:06,237 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:34:06,237 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:34:06,245 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:34:06,262 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 [2022-07-23 14:34:06,262 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:34:06,263 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:34:06,264 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) [2022-07-23 14:34:06,268 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 [2022-07-23 14:34:06,269 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 [2022-07-23 14:34:06,275 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:34:06,275 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:34:06,275 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:34:06,275 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:34:06,285 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:34:06,285 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:34:06,295 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-23 14:34:06,318 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-23 14:34:06,319 INFO L444 ModelExtractionUtils]: 7 out of 10 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-23 14:34:06,320 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:34:06,320 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:34:06,330 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) [2022-07-23 14:34:06,334 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-23 14:34:06,342 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 [2022-07-23 14:34:06,353 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-07-23 14:34:06,353 INFO L513 LassoAnalysis]: Proved termination. [2022-07-23 14:34:06,353 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 [] [2022-07-23 14:34:06,378 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 [2022-07-23 14:34:06,392 INFO L293 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2022-07-23 14:34:06,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:34:06,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 14:34:06,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-23 14:34:06,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 14:34:06,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 14:34:06,495 INFO L263 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 44 conjunts are in the unsatisfiable core [2022-07-23 14:34:06,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 14:34:06,522 INFO L390 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 [2022-07-23 14:34:06,526 INFO L390 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 [2022-07-23 14:34:06,555 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-07-23 14:34:06,556 INFO L390 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 [2022-07-23 14:34:06,809 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2022-07-23 14:34:06,813 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 9 loop predicates [2022-07-23 14:34:06,814 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 20 states and 22 transitions. cyclomatic complexity: 4 Second operand has 10 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 8 states have internal predecessors, (13), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2022-07-23 14:34:06,935 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 20 states and 22 transitions. cyclomatic complexity: 4. Second operand has 10 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 8 states have internal predecessors, (13), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) Result 83 states and 91 transitions. Complement of second has 21 states. [2022-07-23 14:34:06,936 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 [2022-07-23 14:34:06,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 8 states have internal predecessors, (13), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2022-07-23 14:34:06,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 13 transitions. [2022-07-23 14:34:06,941 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 13 transitions. Stem has 2 letters. Loop has 26 letters. [2022-07-23 14:34:06,942 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 14:34:06,943 INFO L577 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2022-07-23 14:34:06,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:34:06,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 14:34:06,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-23 14:34:06,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 14:34:07,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 14:34:07,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 36 conjunts are in the unsatisfiable core [2022-07-23 14:34:07,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 14:34:07,049 INFO L390 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 [2022-07-23 14:34:07,052 INFO L390 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 [2022-07-23 14:34:07,071 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-07-23 14:34:07,072 INFO L390 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 [2022-07-23 14:34:07,209 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 [2022-07-23 14:34:07,304 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-23 14:34:07,305 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 [2022-07-23 14:34:07,305 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) [2022-07-23 14:34:07,371 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. [2022-07-23 14:34:07,372 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 [2022-07-23 14:34:07,373 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) [2022-07-23 14:34:07,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 13 transitions. [2022-07-23 14:34:07,373 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 13 transitions. Stem has 2 letters. Loop has 26 letters. [2022-07-23 14:34:07,374 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 14:34:07,374 INFO L577 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2022-07-23 14:34:07,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:34:07,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 14:34:07,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-23 14:34:07,391 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 14:34:07,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 14:34:07,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 36 conjunts are in the unsatisfiable core [2022-07-23 14:34:07,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 14:34:07,487 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-07-23 14:34:07,488 INFO L390 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 [2022-07-23 14:34:07,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-07-23 14:34:07,499 INFO L390 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 [2022-07-23 14:34:07,687 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-23 14:34:07,688 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 [2022-07-23 14:34:07,688 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) [2022-07-23 14:34:07,757 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. [2022-07-23 14:34:07,758 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 [2022-07-23 14:34:07,758 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) [2022-07-23 14:34:07,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 26 transitions. [2022-07-23 14:34:07,759 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 26 transitions. Stem has 2 letters. Loop has 26 letters. [2022-07-23 14:34:07,760 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 14:34:07,760 INFO L577 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2022-07-23 14:34:07,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:34:07,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 14:34:07,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-23 14:34:07,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 14:34:07,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 14:34:07,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 36 conjunts are in the unsatisfiable core [2022-07-23 14:34:07,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 14:34:07,879 INFO L390 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 [2022-07-23 14:34:07,882 INFO L390 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 [2022-07-23 14:34:07,902 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-07-23 14:34:07,902 INFO L390 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 [2022-07-23 14:34:08,094 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-23 14:34:08,095 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 [2022-07-23 14:34:08,095 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) [2022-07-23 14:34:08,161 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. [2022-07-23 14:34:08,162 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 [2022-07-23 14:34:08,163 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) [2022-07-23 14:34:08,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 26 transitions. [2022-07-23 14:34:08,163 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 26 transitions. Stem has 2 letters. Loop has 26 letters. [2022-07-23 14:34:08,164 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 14:34:08,165 INFO L577 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2022-07-23 14:34:08,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:34:08,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 14:34:08,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-23 14:34:08,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 14:34:08,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 14:34:08,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 36 conjunts are in the unsatisfiable core [2022-07-23 14:34:08,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 14:34:08,278 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-07-23 14:34:08,279 INFO L390 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 [2022-07-23 14:34:08,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-07-23 14:34:08,284 INFO L390 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 [2022-07-23 14:34:08,467 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-23 14:34:08,467 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 [2022-07-23 14:34:08,468 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) [2022-07-23 14:34:08,582 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,583 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,585 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:08,586 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:08,587 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,588 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,588 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,589 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,594 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,595 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,596 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,596 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,600 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:08,601 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:08,601 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:08,602 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:08,602 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,602 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,603 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,603 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,603 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,604 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,604 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,604 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,606 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:08,606 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:08,607 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,607 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,607 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,608 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,608 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,608 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,609 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,609 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,611 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,611 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,620 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,622 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,627 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:08,628 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,628 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,629 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:08,630 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,630 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,632 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:08,632 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,633 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,633 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,634 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,635 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,636 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,637 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:08,637 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,637 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,640 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,667 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,668 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:08,669 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,670 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:08,671 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,671 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,672 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,676 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,677 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,680 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:08,687 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,688 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,689 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,689 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,690 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:08,691 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:08,691 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:08,692 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:08,693 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,693 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,693 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,693 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,694 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,694 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,695 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,695 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,697 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,697 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,698 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,698 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,699 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:08,700 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:08,700 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,700 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,701 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,701 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,702 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,702 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,704 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,705 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,705 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,705 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,707 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,707 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,708 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:08,709 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:08,710 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:08,710 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:08,711 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,711 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,712 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,712 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,712 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,713 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,713 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,714 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,734 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,735 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,737 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,738 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:08,739 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,740 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:08,741 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,753 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,753 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,755 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:08,756 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,756 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,756 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,757 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,759 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,760 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,761 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:08,761 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,762 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,763 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,765 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,766 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,768 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,769 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,771 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:08,771 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,772 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,772 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,773 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,775 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:08,776 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:08,776 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,777 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,777 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,778 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,781 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,815 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,816 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,819 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,826 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,830 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,835 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:08,836 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,837 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,837 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,846 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:08,847 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:08,848 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,848 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,848 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,849 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,849 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,850 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,850 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,851 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,852 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,853 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,854 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,854 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,855 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,855 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,859 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:08,859 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,860 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,860 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,861 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,863 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,864 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:08,865 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,023 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,024 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,025 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,026 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,027 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,027 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,038 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,040 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,041 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,042 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,055 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,056 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,057 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,058 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,181 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,182 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,184 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,184 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,207 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,208 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,219 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,220 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,250 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,251 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,263 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:09,264 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:09,264 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,265 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,265 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:09,266 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,266 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,269 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:09,269 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:09,270 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,270 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,270 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,271 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:09,271 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,272 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,272 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:09,272 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,273 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,273 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:09,273 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,274 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,274 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,274 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,278 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:09,278 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:09,279 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,279 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,279 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,280 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:09,280 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,281 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,281 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:09,281 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,282 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,282 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:09,282 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,282 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,283 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,283 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,287 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:09,287 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,287 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,288 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,288 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:09,288 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,289 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,289 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,289 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,328 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:09,329 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,329 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:09,330 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:09,330 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,330 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,331 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,331 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,331 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,332 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,349 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:09,351 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,351 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:09,351 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,352 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,352 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,353 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,353 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,354 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:09,354 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:09,355 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,355 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,355 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,356 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,357 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,357 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,358 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:09,358 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,359 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,359 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,359 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,360 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,361 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,414 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:09,415 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,415 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:09,416 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,416 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,416 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,417 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,417 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,418 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,429 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:09,430 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:09,431 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,431 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,431 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,432 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,433 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,434 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,435 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:09,435 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,435 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,436 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,436 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,437 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,438 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,439 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,504 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:09,505 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,505 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,505 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,506 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,506 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:09,507 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,507 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,507 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,508 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,509 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,513 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,515 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,535 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,535 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:09,536 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,537 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,537 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:09,538 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,538 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:09,539 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,539 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,539 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,565 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,565 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,576 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,577 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:09,578 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,578 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,579 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,579 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,580 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:09,581 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,581 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,582 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,583 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,583 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:09,584 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,585 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:09,585 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,585 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,585 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,587 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,587 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,588 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,588 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,588 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:09,589 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,627 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,627 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,628 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,629 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:09,630 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,630 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,630 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,631 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,631 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:09,632 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,633 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,634 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,634 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,635 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:09,635 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,636 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:09,636 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,636 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,637 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,638 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,638 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,639 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,639 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,639 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:09,640 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,679 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,679 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,680 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,680 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,680 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:09,681 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,682 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,682 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,682 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,683 WARN L278 uchiComplementFKVNwa]: big16 [2022-07-23 14:34:09,683 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,732 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,733 WARN L278 uchiComplementFKVNwa]: big8 [2022-07-23 14:34:09,792 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 [2022-07-23 14:34:09,793 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 [2022-07-23 14:34:09,793 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) [2022-07-23 14:34:09,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 52 transitions. [2022-07-23 14:34:09,794 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 52 transitions. Stem has 2 letters. Loop has 26 letters. [2022-07-23 14:34:09,797 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 14:34:09,797 INFO L577 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2022-07-23 14:34:09,798 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.cegar.BuchiAutomatonCegarLoop.refineBuchi(BuchiAutomatonCegarLoop.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.cegar.BuchiAutomatonCegarLoop.refineBuchi(BuchiAutomatonCegarLoop.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.cegar.AbstractBuchiCegarLoop.refineBuchiAndReportRankingFunction(AbstractBuchiCegarLoop.java:401) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.cegar.AbstractBuchiCegarLoop.runCegarLoop(AbstractBuchiCegarLoop.java:358) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.doTerminationAnalysis(BuchiAutomizerObserver.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.finish(BuchiAutomizerObserver.java:363) 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) [2022-07-23 14:34:09,801 INFO L158 Benchmark]: Toolchain (without parser) took 20176.60ms. Allocated memory was 96.5MB in the beginning and 182.5MB in the end (delta: 86.0MB). Free memory was 65.9MB in the beginning and 53.6MB in the end (delta: 12.2MB). Peak memory consumption was 119.1MB. Max. memory is 16.1GB. [2022-07-23 14:34:09,801 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 96.5MB. Free memory is still 53.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-23 14:34:09,802 INFO L158 Benchmark]: CACSL2BoogieTranslator took 184.20ms. Allocated memory was 96.5MB in the beginning and 125.8MB in the end (delta: 29.4MB). Free memory was 65.7MB in the beginning and 102.2MB in the end (delta: -36.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-23 14:34:09,802 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.58ms. Allocated memory is still 125.8MB. Free memory was 102.2MB in the beginning and 100.8MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-23 14:34:09,803 INFO L158 Benchmark]: Boogie Preprocessor took 38.04ms. Allocated memory is still 125.8MB. Free memory was 100.8MB in the beginning and 99.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-23 14:34:09,803 INFO L158 Benchmark]: RCFGBuilder took 370.02ms. Allocated memory is still 125.8MB. Free memory was 99.6MB in the beginning and 89.2MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-07-23 14:34:09,803 INFO L158 Benchmark]: BuchiAutomizer took 19550.17ms. Allocated memory was 125.8MB in the beginning and 182.5MB in the end (delta: 56.6MB). Free memory was 89.2MB in the beginning and 53.6MB in the end (delta: 35.6MB). Peak memory consumption was 115.7MB. Max. memory is 16.1GB. [2022-07-23 14:34:09,805 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 96.5MB. Free memory is still 53.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 184.20ms. Allocated memory was 96.5MB in the beginning and 125.8MB in the end (delta: 29.4MB). Free memory was 65.7MB in the beginning and 102.2MB in the end (delta: -36.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 27.58ms. Allocated memory is still 125.8MB. Free memory was 102.2MB in the beginning and 100.8MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.04ms. Allocated memory is still 125.8MB. Free memory was 100.8MB in the beginning and 99.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 370.02ms. Allocated memory is still 125.8MB. Free memory was 99.6MB in the beginning and 89.2MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 19550.17ms. Allocated memory was 125.8MB in the beginning and 182.5MB in the end (delta: 56.6MB). Free memory was 89.2MB in the beginning and 53.6MB in the end (delta: 35.6MB). Peak memory consumption was 115.7MB. 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.cegar.BuchiAutomatonCegarLoop.refineBuchi(BuchiAutomatonCegarLoop.java:325) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-07-23 14:34:09,838 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-07-23 14:34:10,044 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-07-23 14:34:10,286 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