./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 ae007674 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-dev-ae00767 [2021-12-28 09:12:42,657 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-28 09:12:42,658 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-28 09:12:42,681 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-28 09:12:42,682 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-28 09:12:42,684 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-28 09:12:42,685 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-28 09:12:42,686 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-28 09:12:42,687 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-28 09:12:42,687 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-28 09:12:42,688 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-28 09:12:42,688 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-28 09:12:42,689 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-28 09:12:42,689 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-28 09:12:42,690 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-28 09:12:42,690 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-28 09:12:42,691 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-28 09:12:42,691 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-28 09:12:42,692 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-28 09:12:42,698 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-28 09:12:42,701 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-28 09:12:42,702 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-28 09:12:42,703 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-28 09:12:42,704 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-28 09:12:42,706 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-28 09:12:42,709 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-28 09:12:42,709 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-28 09:12:42,710 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-28 09:12:42,710 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-28 09:12:42,711 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-28 09:12:42,711 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-28 09:12:42,712 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-28 09:12:42,713 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-28 09:12:42,714 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-28 09:12:42,715 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-28 09:12:42,715 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-28 09:12:42,716 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-28 09:12:42,716 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-28 09:12:42,716 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-28 09:12:42,717 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-28 09:12:42,718 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-28 09:12:42,719 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-12-28 09:12:42,745 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-28 09:12:42,745 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-28 09:12:42,746 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-28 09:12:42,746 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-28 09:12:42,747 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-28 09:12:42,748 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-28 09:12:42,748 INFO L138 SettingsManager]: * Use SBE=true [2021-12-28 09:12:42,748 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-28 09:12:42,748 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-28 09:12:42,748 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-28 09:12:42,749 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-28 09:12:42,749 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-28 09:12:42,749 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-28 09:12:42,749 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-28 09:12:42,749 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-28 09:12:42,749 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-28 09:12:42,750 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-28 09:12:42,750 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-28 09:12:42,750 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-28 09:12:42,750 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-28 09:12:42,750 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-28 09:12:42,750 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-28 09:12:42,750 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-28 09:12:42,751 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-28 09:12:42,751 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-28 09:12:42,751 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-28 09:12:42,751 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-28 09:12:42,751 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-28 09:12:42,752 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-28 09:12:42,752 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b91dcc12f43fdd03af0529f07bf7885945925554291ddde3b9ca40d8f32b93c1 [2021-12-28 09:12:42,986 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-28 09:12:43,012 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-28 09:12:43,013 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-28 09:12:43,014 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-28 09:12:43,016 INFO L275 PluginConnector]: CDTParser initialized [2021-12-28 09:12:43,017 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex2.i [2021-12-28 09:12:43,065 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0633cc975/d26acb448fd549cbba426bbe9e84918e/FLAG685579dc8 [2021-12-28 09:12:43,379 INFO L306 CDTParser]: Found 1 translation units. [2021-12-28 09:12:43,380 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex2.i [2021-12-28 09:12:43,384 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0633cc975/d26acb448fd549cbba426bbe9e84918e/FLAG685579dc8 [2021-12-28 09:12:43,398 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0633cc975/d26acb448fd549cbba426bbe9e84918e [2021-12-28 09:12:43,400 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-28 09:12:43,401 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-28 09:12:43,403 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-28 09:12:43,403 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-28 09:12:43,405 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-28 09:12:43,406 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 09:12:43" (1/1) ... [2021-12-28 09:12:43,407 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67365d40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:12:43, skipping insertion in model container [2021-12-28 09:12:43,407 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 09:12:43" (1/1) ... [2021-12-28 09:12:43,411 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-28 09:12:43,419 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-28 09:12:43,531 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 09:12:43,537 INFO L203 MainTranslator]: Completed pre-run [2021-12-28 09:12:43,548 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 09:12:43,558 INFO L208 MainTranslator]: Completed translation [2021-12-28 09:12:43,559 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:12:43 WrapperNode [2021-12-28 09:12:43,559 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-28 09:12:43,560 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-28 09:12:43,560 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-28 09:12:43,560 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-28 09:12:43,565 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:12:43" (1/1) ... [2021-12-28 09:12:43,575 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:12:43" (1/1) ... [2021-12-28 09:12:43,586 INFO L137 Inliner]: procedures = 11, calls = 19, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 28 [2021-12-28 09:12:43,587 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-28 09:12:43,588 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-28 09:12:43,588 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-28 09:12:43,588 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-28 09:12:43,600 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:12:43" (1/1) ... [2021-12-28 09:12:43,600 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:12:43" (1/1) ... [2021-12-28 09:12:43,607 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:12:43" (1/1) ... [2021-12-28 09:12:43,608 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:12:43" (1/1) ... [2021-12-28 09:12:43,618 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:12:43" (1/1) ... [2021-12-28 09:12:43,623 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:12:43" (1/1) ... [2021-12-28 09:12:43,626 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:12:43" (1/1) ... [2021-12-28 09:12:43,628 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-28 09:12:43,629 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-28 09:12:43,629 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-28 09:12:43,630 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-28 09:12:43,631 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:12:43" (1/1) ... [2021-12-28 09:12:43,635 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:12:43,642 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:12:43,664 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:12:43,677 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-12-28 09:12:43,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-28 09:12:43,697 INFO L130 BoogieDeclarations]: Found specification of procedure rec [2021-12-28 09:12:43,697 INFO L138 BoogieDeclarations]: Found implementation of procedure rec [2021-12-28 09:12:43,697 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-28 09:12:43,698 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-28 09:12:43,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-28 09:12:43,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-28 09:12:43,698 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-28 09:12:43,757 INFO L234 CfgBuilder]: Building ICFG [2021-12-28 09:12:43,758 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-28 09:12:43,877 INFO L275 CfgBuilder]: Performing block encoding [2021-12-28 09:12:43,880 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-28 09:12:43,880 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-28 09:12:43,882 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 09:12:43 BoogieIcfgContainer [2021-12-28 09:12:43,882 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-28 09:12:43,883 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-28 09:12:43,883 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-28 09:12:43,884 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-28 09:12:43,885 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-28 09:12:43,885 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.12 09:12:43" (1/3) ... [2021-12-28 09:12:43,886 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@d525016 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.12 09:12:43, skipping insertion in model container [2021-12-28 09:12:43,886 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-28 09:12:43,886 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:12:43" (2/3) ... [2021-12-28 09:12:43,886 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@d525016 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.12 09:12:43, skipping insertion in model container [2021-12-28 09:12:43,886 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-28 09:12:43,887 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 09:12:43" (3/3) ... [2021-12-28 09:12:43,887 INFO L388 chiAutomizerObserver]: Analyzing ICFG rec_malloc_ex2.i [2021-12-28 09:12:43,913 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-28 09:12:43,913 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-28 09:12:43,913 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-28 09:12:43,913 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-28 09:12:43,913 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-28 09:12:43,913 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-28 09:12:43,913 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-28 09:12:43,914 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-28 09:12:43,921 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 11 states have internal predecessors, (14), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-28 09:12:43,933 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2021-12-28 09:12:43,933 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-28 09:12:43,933 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-28 09:12:43,937 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-28 09:12:43,937 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 09:12:43,937 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-28 09:12:43,937 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 11 states have internal predecessors, (14), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-28 09:12:43,939 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2021-12-28 09:12:43,939 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-28 09:12:43,939 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-28 09:12:43,939 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-28 09:12:43,939 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 09:12:43,943 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc7#1.base, main_#t~malloc7#1.offset, main_#t~nondet8#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~mem11#1, main_#t~mem13#1, main_#t~ret12#1, main_~op~0#1.base, main_~op~0#1.offset, main_#t~mem9#1, main_~ip~0#1.base, main_~ip~0#1.offset;call main_#t~malloc7#1.base, main_#t~malloc7#1.offset := #Ultimate.allocOnHeap(4);main_~ip~0#1.base, main_~ip~0#1.offset := main_#t~malloc7#1.base, main_#t~malloc7#1.offset;havoc main_#t~malloc7#1.base, main_#t~malloc7#1.offset;call write~int(main_#t~nondet8#1, main_~ip~0#1.base, main_~ip~0#1.offset, 4);havoc main_#t~nondet8#1; 12#L23-3true [2021-12-28 09:12:43,949 INFO L793 eck$LassoCheckResult]: Loop: 12#L23-3true call main_#t~mem9#1 := read~int(main_~ip~0#1.base, main_~ip~0#1.offset, 4); 9#L23-1true assume !!(main_#t~mem9#1 > 1);havoc main_#t~mem9#1;call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnHeap(4);main_~op~0#1.base, main_~op~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;havoc main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~mem11#1 := read~int(main_~ip~0#1.base, main_~ip~0#1.offset, 4);call write~int(main_#t~mem11#1, main_~op~0#1.base, main_~op~0#1.offset, 4);havoc main_#t~mem11#1;call main_#t~mem13#1 := read~int(main_~ip~0#1.base, main_~ip~0#1.offset, 4); 7#L26true call main_#t~ret12#1 := rec(main_~op~0#1.base, main_~op~0#1.offset, main_~ip~0#1.base, main_~ip~0#1.offset);< 11#recENTRYtrue ~p.base, ~p.offset := #in~p.base, #in~p.offset;~up.base, ~up.offset := #in~up.base, #in~up.offset;call #t~mem1 := read~int(~p.base, ~p.offset, 4); 10#L9true assume #t~mem1 < 0;havoc #t~mem1;call #t~mem2 := read~int(~p.base, ~p.offset, 4);~pv~0 := #t~mem2;havoc #t~mem2;call ULTIMATE.dealloc(~p.base, ~p.offset);call ULTIMATE.dealloc(~up.base, ~up.offset);#res := ~pv~0; 15#recFINALtrue assume true; 13#recEXITtrue >#31#return; 5#L26-1true call write~int(main_#t~mem13#1 + main_#t~ret12#1, main_~ip~0#1.base, main_~ip~0#1.offset, 4);havoc main_#t~mem13#1;havoc main_#t~ret12#1; 12#L23-3true [2021-12-28 09:12:43,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:12:43,954 INFO L85 PathProgramCache]: Analyzing trace with hash 1219, now seen corresponding path program 1 times [2021-12-28 09:12:43,969 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 09:12:43,970 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1287871680] [2021-12-28 09:12:43,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 09:12:43,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 09:12:44,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:12:44,049 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-28 09:12:44,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:12:44,091 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-28 09:12:44,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:12:44,098 INFO L85 PathProgramCache]: Analyzing trace with hash -5927165, now seen corresponding path program 1 times [2021-12-28 09:12:44,098 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 09:12:44,099 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1751066508] [2021-12-28 09:12:44,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 09:12:44,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 09:12:44,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 09:12:44,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-28 09:12:44,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 09:12:44,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-28 09:12:44,257 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 09:12:44,258 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1751066508] [2021-12-28 09:12:44,259 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1751066508] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 09:12:44,259 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 09:12:44,259 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-28 09:12:44,260 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [91055067] [2021-12-28 09:12:44,261 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 09:12:44,263 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-28 09:12:44,264 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 09:12:44,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-28 09:12:44,289 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-28 09:12:44,290 INFO L87 Difference]: Start difference. First operand has 15 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 11 states have internal predecessors, (14), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 7 states, 6 states have (on average 1.0) internal successors, (6), 5 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-28 09:12:44,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 09:12:44,383 INFO L93 Difference]: Finished difference Result 17 states and 19 transitions. [2021-12-28 09:12:44,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-28 09:12:44,387 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17 states and 19 transitions. [2021-12-28 09:12:44,388 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2021-12-28 09:12:44,392 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17 states to 14 states and 16 transitions. [2021-12-28 09:12:44,392 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2021-12-28 09:12:44,393 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 14 [2021-12-28 09:12:44,393 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 16 transitions. [2021-12-28 09:12:44,394 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-28 09:12:44,394 INFO L681 BuchiCegarLoop]: Abstraction has 14 states and 16 transitions. [2021-12-28 09:12:44,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states and 16 transitions. [2021-12-28 09:12:44,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2021-12-28 09:12:44,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 10 states have (on average 1.1) internal successors, (11), 10 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-12-28 09:12:44,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 16 transitions. [2021-12-28 09:12:44,418 INFO L704 BuchiCegarLoop]: Abstraction has 14 states and 16 transitions. [2021-12-28 09:12:44,418 INFO L587 BuchiCegarLoop]: Abstraction has 14 states and 16 transitions. [2021-12-28 09:12:44,418 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-12-28 09:12:44,418 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states and 16 transitions. [2021-12-28 09:12:44,419 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2021-12-28 09:12:44,419 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-28 09:12:44,419 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-28 09:12:44,420 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-28 09:12:44,420 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 09:12:44,420 INFO L791 eck$LassoCheckResult]: Stem: 51#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 52#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc7#1.base, main_#t~malloc7#1.offset, main_#t~nondet8#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~mem11#1, main_#t~mem13#1, main_#t~ret12#1, main_~op~0#1.base, main_~op~0#1.offset, main_#t~mem9#1, main_~ip~0#1.base, main_~ip~0#1.offset;call main_#t~malloc7#1.base, main_#t~malloc7#1.offset := #Ultimate.allocOnHeap(4);main_~ip~0#1.base, main_~ip~0#1.offset := main_#t~malloc7#1.base, main_#t~malloc7#1.offset;havoc main_#t~malloc7#1.base, main_#t~malloc7#1.offset;call write~int(main_#t~nondet8#1, main_~ip~0#1.base, main_~ip~0#1.offset, 4);havoc main_#t~nondet8#1; 58#L23-3 [2021-12-28 09:12:44,420 INFO L793 eck$LassoCheckResult]: Loop: 58#L23-3 call main_#t~mem9#1 := read~int(main_~ip~0#1.base, main_~ip~0#1.offset, 4); 60#L23-1 assume !!(main_#t~mem9#1 > 1);havoc main_#t~mem9#1;call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnHeap(4);main_~op~0#1.base, main_~op~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;havoc main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~mem11#1 := read~int(main_~ip~0#1.base, main_~ip~0#1.offset, 4);call write~int(main_#t~mem11#1, main_~op~0#1.base, main_~op~0#1.offset, 4);havoc main_#t~mem11#1;call main_#t~mem13#1 := read~int(main_~ip~0#1.base, main_~ip~0#1.offset, 4); 54#L26 call main_#t~ret12#1 := rec(main_~op~0#1.base, main_~op~0#1.offset, main_~ip~0#1.base, main_~ip~0#1.offset);< 59#recENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;~up.base, ~up.offset := #in~up.base, #in~up.offset;call #t~mem1 := read~int(~p.base, ~p.offset, 4); 53#L9 assume !(#t~mem1 < 0);havoc #t~mem1;call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(4);~upn~0.base, ~upn~0.offset := #t~malloc3.base, #t~malloc3.offset;havoc #t~malloc3.base, #t~malloc3.offset;call #t~mem4 := read~int(~p.base, ~p.offset, 4);#t~post5 := #t~mem4;call write~int(#t~post5 - 1, ~p.base, ~p.offset, 4);havoc #t~mem4;havoc #t~post5; 55#L17 call #t~ret6 := rec(~p.base, ~p.offset, ~upn~0.base, ~upn~0.offset);< 59#recENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;~up.base, ~up.offset := #in~up.base, #in~up.offset;call #t~mem1 := read~int(~p.base, ~p.offset, 4); 53#L9 assume #t~mem1 < 0;havoc #t~mem1;call #t~mem2 := read~int(~p.base, ~p.offset, 4);~pv~0 := #t~mem2;havoc #t~mem2;call ULTIMATE.dealloc(~p.base, ~p.offset);call ULTIMATE.dealloc(~up.base, ~up.offset);#res := ~pv~0; 56#recFINAL assume true; 61#recEXIT >#29#return; 62#L17-1 #res := #t~ret6;havoc #t~ret6; 63#recFINAL assume true; 64#recEXIT >#31#return; 57#L26-1 call write~int(main_#t~mem13#1 + main_#t~ret12#1, main_~ip~0#1.base, main_~ip~0#1.offset, 4);havoc main_#t~mem13#1;havoc main_#t~ret12#1; 58#L23-3 [2021-12-28 09:12:44,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:12:44,421 INFO L85 PathProgramCache]: Analyzing trace with hash 1219, now seen corresponding path program 2 times [2021-12-28 09:12:44,421 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 09:12:44,421 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [234660837] [2021-12-28 09:12:44,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 09:12:44,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 09:12:44,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:12:44,436 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-28 09:12:44,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:12:44,441 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-28 09:12:44,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:12:44,442 INFO L85 PathProgramCache]: Analyzing trace with hash -741726607, now seen corresponding path program 1 times [2021-12-28 09:12:44,442 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 09:12:44,442 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [240396813] [2021-12-28 09:12:44,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 09:12:44,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 09:12:44,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 09:12:44,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-28 09:12:44,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 09:12:44,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-28 09:12:44,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 09:12:44,612 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-12-28 09:12:44,613 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 09:12:44,613 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [240396813] [2021-12-28 09:12:44,613 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [240396813] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-28 09:12:44,613 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1940505103] [2021-12-28 09:12:44,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 09:12:44,614 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-28 09:12:44,614 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:12:44,615 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-28 09:12:44,627 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-28 09:12:44,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 09:12:44,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 32 conjunts are in the unsatisfiable core [2021-12-28 09:12:44,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-28 09:12:44,778 INFO L353 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2021-12-28 09:12:44,780 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 29 [2021-12-28 09:12:47,242 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-28 09:12:47,243 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-28 09:12:47,527 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-28 09:12:47,528 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1940505103] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-28 09:12:47,528 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-28 09:12:47,528 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9, 10] total 23 [2021-12-28 09:12:47,529 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [578599815] [2021-12-28 09:12:47,529 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-28 09:12:47,529 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-28 09:12:47,530 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 09:12:47,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-12-28 09:12:47,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=448, Unknown=4, NotChecked=0, Total=552 [2021-12-28 09:12:47,532 INFO L87 Difference]: Start difference. First operand 14 states and 16 transitions. cyclomatic complexity: 4 Second operand has 24 states, 18 states have (on average 1.3333333333333333) internal successors, (24), 19 states have internal predecessors, (24), 6 states have call successors, (6), 4 states have call predecessors, (6), 4 states have return successors, (6), 3 states have call predecessors, (6), 6 states have call successors, (6) [2021-12-28 09:12:47,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 09:12:47,913 INFO L93 Difference]: Finished difference Result 17 states and 19 transitions. [2021-12-28 09:12:47,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-28 09:12:47,914 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17 states and 19 transitions. [2021-12-28 09:12:47,915 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2021-12-28 09:12:47,916 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17 states to 17 states and 19 transitions. [2021-12-28 09:12:47,916 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2021-12-28 09:12:47,916 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2021-12-28 09:12:47,916 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 19 transitions. [2021-12-28 09:12:47,916 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-28 09:12:47,916 INFO L681 BuchiCegarLoop]: Abstraction has 17 states and 19 transitions. [2021-12-28 09:12:47,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states and 19 transitions. [2021-12-28 09:12:47,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 17. [2021-12-28 09:12:47,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 12 states have (on average 1.0833333333333333) internal successors, (13), 12 states have internal predecessors, (13), 2 states have call successors, (2), 1 states have call predecessors, (2), 3 states have return successors, (4), 3 states have call predecessors, (4), 2 states have call successors, (4) [2021-12-28 09:12:47,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 19 transitions. [2021-12-28 09:12:47,919 INFO L704 BuchiCegarLoop]: Abstraction has 17 states and 19 transitions. [2021-12-28 09:12:47,919 INFO L587 BuchiCegarLoop]: Abstraction has 17 states and 19 transitions. [2021-12-28 09:12:47,919 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-12-28 09:12:47,919 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 19 transitions. [2021-12-28 09:12:47,919 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2021-12-28 09:12:47,920 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-28 09:12:47,920 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-28 09:12:47,920 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-28 09:12:47,920 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2021-12-28 09:12:47,920 INFO L791 eck$LassoCheckResult]: Stem: 205#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 206#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc7#1.base, main_#t~malloc7#1.offset, main_#t~nondet8#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~mem11#1, main_#t~mem13#1, main_#t~ret12#1, main_~op~0#1.base, main_~op~0#1.offset, main_#t~mem9#1, main_~ip~0#1.base, main_~ip~0#1.offset;call main_#t~malloc7#1.base, main_#t~malloc7#1.offset := #Ultimate.allocOnHeap(4);main_~ip~0#1.base, main_~ip~0#1.offset := main_#t~malloc7#1.base, main_#t~malloc7#1.offset;havoc main_#t~malloc7#1.base, main_#t~malloc7#1.offset;call write~int(main_#t~nondet8#1, main_~ip~0#1.base, main_~ip~0#1.offset, 4);havoc main_#t~nondet8#1; 212#L23-3 [2021-12-28 09:12:47,921 INFO L793 eck$LassoCheckResult]: Loop: 212#L23-3 call main_#t~mem9#1 := read~int(main_~ip~0#1.base, main_~ip~0#1.offset, 4); 214#L23-1 assume !!(main_#t~mem9#1 > 1);havoc main_#t~mem9#1;call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnHeap(4);main_~op~0#1.base, main_~op~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;havoc main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~mem11#1 := read~int(main_~ip~0#1.base, main_~ip~0#1.offset, 4);call write~int(main_#t~mem11#1, main_~op~0#1.base, main_~op~0#1.offset, 4);havoc main_#t~mem11#1;call main_#t~mem13#1 := read~int(main_~ip~0#1.base, main_~ip~0#1.offset, 4); 209#L26 call main_#t~ret12#1 := rec(main_~op~0#1.base, main_~op~0#1.offset, main_~ip~0#1.base, main_~ip~0#1.offset);< 213#recENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;~up.base, ~up.offset := #in~up.base, #in~up.offset;call #t~mem1 := read~int(~p.base, ~p.offset, 4); 207#L9 assume !(#t~mem1 < 0);havoc #t~mem1;call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(4);~upn~0.base, ~upn~0.offset := #t~malloc3.base, #t~malloc3.offset;havoc #t~malloc3.base, #t~malloc3.offset;call #t~mem4 := read~int(~p.base, ~p.offset, 4);#t~post5 := #t~mem4;call write~int(#t~post5 - 1, ~p.base, ~p.offset, 4);havoc #t~mem4;havoc #t~post5; 208#L17 call #t~ret6 := rec(~p.base, ~p.offset, ~upn~0.base, ~upn~0.offset);< 213#recENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;~up.base, ~up.offset := #in~up.base, #in~up.offset;call #t~mem1 := read~int(~p.base, ~p.offset, 4); 207#L9 assume !(#t~mem1 < 0);havoc #t~mem1;call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(4);~upn~0.base, ~upn~0.offset := #t~malloc3.base, #t~malloc3.offset;havoc #t~malloc3.base, #t~malloc3.offset;call #t~mem4 := read~int(~p.base, ~p.offset, 4);#t~post5 := #t~mem4;call write~int(#t~post5 - 1, ~p.base, ~p.offset, 4);havoc #t~mem4;havoc #t~post5; 208#L17 call #t~ret6 := rec(~p.base, ~p.offset, ~upn~0.base, ~upn~0.offset);< 213#recENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;~up.base, ~up.offset := #in~up.base, #in~up.offset;call #t~mem1 := read~int(~p.base, ~p.offset, 4); 207#L9 assume #t~mem1 < 0;havoc #t~mem1;call #t~mem2 := read~int(~p.base, ~p.offset, 4);~pv~0 := #t~mem2;havoc #t~mem2;call ULTIMATE.dealloc(~p.base, ~p.offset);call ULTIMATE.dealloc(~up.base, ~up.offset);#res := ~pv~0; 210#recFINAL assume true; 215#recEXIT >#29#return; 216#L17-1 #res := #t~ret6;havoc #t~ret6; 217#recFINAL assume true; 221#recEXIT >#29#return; 219#L17-1 #res := #t~ret6;havoc #t~ret6; 220#recFINAL assume true; 218#recEXIT >#31#return; 211#L26-1 call write~int(main_#t~mem13#1 + main_#t~ret12#1, main_~ip~0#1.base, main_~ip~0#1.offset, 4);havoc main_#t~mem13#1;havoc main_#t~ret12#1; 212#L23-3 [2021-12-28 09:12:47,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:12:47,921 INFO L85 PathProgramCache]: Analyzing trace with hash 1219, now seen corresponding path program 3 times [2021-12-28 09:12:47,921 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 09:12:47,922 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1588847953] [2021-12-28 09:12:47,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 09:12:47,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 09:12:47,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:12:47,927 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-28 09:12:47,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:12:47,932 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-28 09:12:47,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:12:47,932 INFO L85 PathProgramCache]: Analyzing trace with hash -1620168125, now seen corresponding path program 2 times [2021-12-28 09:12:47,933 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 09:12:47,933 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1661117791] [2021-12-28 09:12:47,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 09:12:47,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 09:12:47,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 09:12:47,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-28 09:12:47,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 09:12:48,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-28 09:12:48,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 09:12:48,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-28 09:12:48,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 09:12:48,102 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-12-28 09:12:48,102 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 09:12:48,102 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1661117791] [2021-12-28 09:12:48,103 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1661117791] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-28 09:12:48,103 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [771129845] [2021-12-28 09:12:48,103 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-28 09:12:48,103 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-28 09:12:48,103 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:12:48,108 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-28 09:12:48,110 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-28 09:12:48,166 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-12-28 09:12:48,166 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-28 09:12:48,167 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 46 conjunts are in the unsatisfiable core [2021-12-28 09:12:48,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-28 09:12:48,201 INFO L353 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2021-12-28 09:12:48,201 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 29 [2021-12-28 09:12:52,633 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-12-28 09:12:52,633 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-28 09:12:53,066 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-28 09:12:53,066 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [771129845] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-28 09:12:53,066 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-28 09:12:53,066 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 10, 14] total 27 [2021-12-28 09:12:53,067 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [768818569] [2021-12-28 09:12:53,067 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-28 09:12:53,067 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-28 09:12:53,068 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 09:12:53,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-12-28 09:12:53,068 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=608, Unknown=5, NotChecked=0, Total=756 [2021-12-28 09:12:53,069 INFO L87 Difference]: Start difference. First operand 17 states and 19 transitions. cyclomatic complexity: 4 Second operand has 28 states, 22 states have (on average 1.3636363636363635) internal successors, (30), 22 states have internal predecessors, (30), 6 states have call successors, (7), 5 states have call predecessors, (7), 6 states have return successors, (8), 5 states have call predecessors, (8), 6 states have call successors, (8) [2021-12-28 09:12:54,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 09:12:54,494 INFO L93 Difference]: Finished difference Result 20 states and 22 transitions. [2021-12-28 09:12:54,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-28 09:12:54,495 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 20 states and 22 transitions. [2021-12-28 09:12:54,496 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2021-12-28 09:12:54,496 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 20 states to 20 states and 22 transitions. [2021-12-28 09:12:54,496 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2021-12-28 09:12:54,497 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2021-12-28 09:12:54,497 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 22 transitions. [2021-12-28 09:12:54,497 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-28 09:12:54,497 INFO L681 BuchiCegarLoop]: Abstraction has 20 states and 22 transitions. [2021-12-28 09:12:54,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 22 transitions. [2021-12-28 09:12:54,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2021-12-28 09:12:54,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 14 states have (on average 1.0714285714285714) internal successors, (15), 14 states have internal predecessors, (15), 2 states have call successors, (2), 1 states have call predecessors, (2), 4 states have return successors, (5), 4 states have call predecessors, (5), 2 states have call successors, (5) [2021-12-28 09:12:54,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 22 transitions. [2021-12-28 09:12:54,500 INFO L704 BuchiCegarLoop]: Abstraction has 20 states and 22 transitions. [2021-12-28 09:12:54,500 INFO L587 BuchiCegarLoop]: Abstraction has 20 states and 22 transitions. [2021-12-28 09:12:54,500 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-12-28 09:12:54,500 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 22 transitions. [2021-12-28 09:12:54,501 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2021-12-28 09:12:54,501 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-28 09:12:54,501 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-28 09:12:54,501 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-28 09:12:54,501 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [4, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1] [2021-12-28 09:12:54,502 INFO L791 eck$LassoCheckResult]: Stem: 423#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 424#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc7#1.base, main_#t~malloc7#1.offset, main_#t~nondet8#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~mem11#1, main_#t~mem13#1, main_#t~ret12#1, main_~op~0#1.base, main_~op~0#1.offset, main_#t~mem9#1, main_~ip~0#1.base, main_~ip~0#1.offset;call main_#t~malloc7#1.base, main_#t~malloc7#1.offset := #Ultimate.allocOnHeap(4);main_~ip~0#1.base, main_~ip~0#1.offset := main_#t~malloc7#1.base, main_#t~malloc7#1.offset;havoc main_#t~malloc7#1.base, main_#t~malloc7#1.offset;call write~int(main_#t~nondet8#1, main_~ip~0#1.base, main_~ip~0#1.offset, 4);havoc main_#t~nondet8#1; 430#L23-3 [2021-12-28 09:12:54,502 INFO L793 eck$LassoCheckResult]: Loop: 430#L23-3 call main_#t~mem9#1 := read~int(main_~ip~0#1.base, main_~ip~0#1.offset, 4); 432#L23-1 assume !!(main_#t~mem9#1 > 1);havoc main_#t~mem9#1;call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnHeap(4);main_~op~0#1.base, main_~op~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;havoc main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~mem11#1 := read~int(main_~ip~0#1.base, main_~ip~0#1.offset, 4);call write~int(main_#t~mem11#1, main_~op~0#1.base, main_~op~0#1.offset, 4);havoc main_#t~mem11#1;call main_#t~mem13#1 := read~int(main_~ip~0#1.base, main_~ip~0#1.offset, 4); 426#L26 call main_#t~ret12#1 := rec(main_~op~0#1.base, main_~op~0#1.offset, main_~ip~0#1.base, main_~ip~0#1.offset);< 431#recENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;~up.base, ~up.offset := #in~up.base, #in~up.offset;call #t~mem1 := read~int(~p.base, ~p.offset, 4); 425#L9 assume !(#t~mem1 < 0);havoc #t~mem1;call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(4);~upn~0.base, ~upn~0.offset := #t~malloc3.base, #t~malloc3.offset;havoc #t~malloc3.base, #t~malloc3.offset;call #t~mem4 := read~int(~p.base, ~p.offset, 4);#t~post5 := #t~mem4;call write~int(#t~post5 - 1, ~p.base, ~p.offset, 4);havoc #t~mem4;havoc #t~post5; 427#L17 call #t~ret6 := rec(~p.base, ~p.offset, ~upn~0.base, ~upn~0.offset);< 431#recENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;~up.base, ~up.offset := #in~up.base, #in~up.offset;call #t~mem1 := read~int(~p.base, ~p.offset, 4); 425#L9 assume !(#t~mem1 < 0);havoc #t~mem1;call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(4);~upn~0.base, ~upn~0.offset := #t~malloc3.base, #t~malloc3.offset;havoc #t~malloc3.base, #t~malloc3.offset;call #t~mem4 := read~int(~p.base, ~p.offset, 4);#t~post5 := #t~mem4;call write~int(#t~post5 - 1, ~p.base, ~p.offset, 4);havoc #t~mem4;havoc #t~post5; 427#L17 call #t~ret6 := rec(~p.base, ~p.offset, ~upn~0.base, ~upn~0.offset);< 431#recENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;~up.base, ~up.offset := #in~up.base, #in~up.offset;call #t~mem1 := read~int(~p.base, ~p.offset, 4); 425#L9 assume !(#t~mem1 < 0);havoc #t~mem1;call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(4);~upn~0.base, ~upn~0.offset := #t~malloc3.base, #t~malloc3.offset;havoc #t~malloc3.base, #t~malloc3.offset;call #t~mem4 := read~int(~p.base, ~p.offset, 4);#t~post5 := #t~mem4;call write~int(#t~post5 - 1, ~p.base, ~p.offset, 4);havoc #t~mem4;havoc #t~post5; 427#L17 call #t~ret6 := rec(~p.base, ~p.offset, ~upn~0.base, ~upn~0.offset);< 431#recENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;~up.base, ~up.offset := #in~up.base, #in~up.offset;call #t~mem1 := read~int(~p.base, ~p.offset, 4); 425#L9 assume #t~mem1 < 0;havoc #t~mem1;call #t~mem2 := read~int(~p.base, ~p.offset, 4);~pv~0 := #t~mem2;havoc #t~mem2;call ULTIMATE.dealloc(~p.base, ~p.offset);call ULTIMATE.dealloc(~up.base, ~up.offset);#res := ~pv~0; 428#recFINAL assume true; 433#recEXIT >#29#return; 434#L17-1 #res := #t~ret6;havoc #t~ret6; 435#recFINAL assume true; 442#recEXIT >#29#return; 441#L17-1 #res := #t~ret6;havoc #t~ret6; 440#recFINAL assume true; 439#recEXIT >#29#return; 437#L17-1 #res := #t~ret6;havoc #t~ret6; 438#recFINAL assume true; 436#recEXIT >#31#return; 429#L26-1 call write~int(main_#t~mem13#1 + main_#t~ret12#1, main_~ip~0#1.base, main_~ip~0#1.offset, 4);havoc main_#t~mem13#1;havoc main_#t~ret12#1; 430#L23-3 [2021-12-28 09:12:54,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:12:54,516 INFO L85 PathProgramCache]: Analyzing trace with hash 1219, now seen corresponding path program 4 times [2021-12-28 09:12:54,516 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 09:12:54,516 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2048318115] [2021-12-28 09:12:54,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 09:12:54,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 09:12:54,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:12:54,532 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-28 09:12:54,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:12:54,535 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-28 09:12:54,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:12:54,538 INFO L85 PathProgramCache]: Analyzing trace with hash 1930575665, now seen corresponding path program 3 times [2021-12-28 09:12:54,538 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 09:12:54,539 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714195288] [2021-12-28 09:12:54,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 09:12:54,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 09:12:54,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:12:54,580 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-28 09:12:54,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:12:54,618 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-28 09:12:54,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:12:54,619 INFO L85 PathProgramCache]: Analyzing trace with hash 650376563, now seen corresponding path program 1 times [2021-12-28 09:12:54,619 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 09:12:54,619 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1309027267] [2021-12-28 09:12:54,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 09:12:54,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 09:12:54,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:12:54,660 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-28 09:12:54,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-28 09:12:54,704 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-28 09:12:57,239 INFO L210 LassoAnalysis]: Preferences: [2021-12-28 09:12:57,240 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-28 09:12:57,240 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-28 09:12:57,240 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-28 09:12:57,240 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-28 09:12:57,240 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:12:57,240 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-28 09:12:57,240 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-28 09:12:57,240 INFO L133 ssoRankerPreferences]: Filename of dumped script: rec_malloc_ex2.i_Iteration4_Lasso [2021-12-28 09:12:57,240 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-28 09:12:57,241 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-28 09:12:57,249 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:12:57,252 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:12:57,253 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:12:57,255 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:12:57,258 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:12:57,404 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:12:57,406 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:12:57,407 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:12:57,409 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:12:57,411 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:12:57,420 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:12:57,421 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:12:57,422 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-28 09:12:57,844 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-28 09:12:57,847 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-28 09:12:57,848 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:12:57,848 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:12:57,850 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:12:57,851 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-12-28 09:12:57,868 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:12:57,874 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:12:57,875 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:12:57,875 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:12:57,875 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:12:57,875 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:12:57,876 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-28 09:12:57,877 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:12:57,891 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:12:57,907 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-12-28 09:12:57,907 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:12:57,908 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:12:57,908 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:12:57,910 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-12-28 09:12:57,910 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:12:57,920 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:12:57,920 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:12:57,920 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:12:57,920 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:12:57,920 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:12:57,921 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-28 09:12:57,921 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:12:57,934 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:12:57,951 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2021-12-28 09:12:57,952 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:12:57,952 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:12:57,953 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:12:57,954 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-12-28 09:12:57,955 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:12:57,961 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:12:57,961 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:12:57,961 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:12:57,961 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:12:57,963 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-28 09:12:57,964 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-28 09:12:57,979 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:12:57,995 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-12-28 09:12:57,995 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:12:57,995 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:12:57,997 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:12:57,998 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-12-28 09:12:57,999 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:12:58,006 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:12:58,007 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:12:58,007 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:12:58,007 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:12:58,007 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:12:58,009 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-28 09:12:58,009 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:12:58,035 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:12:58,052 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-12-28 09:12:58,053 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:12:58,053 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:12:58,053 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:12:58,054 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-12-28 09:12:58,105 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:12:58,113 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:12:58,113 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:12:58,113 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:12:58,113 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:12:58,118 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-28 09:12:58,119 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-28 09:12:58,121 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:12:58,136 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-12-28 09:12:58,137 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:12:58,137 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:12:58,137 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:12:58,140 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-12-28 09:12:58,143 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:12:58,148 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:12:58,149 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:12:58,149 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:12:58,149 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:12:58,149 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:12:58,149 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-28 09:12:58,149 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:12:58,160 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:12:58,177 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-12-28 09:12:58,177 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:12:58,178 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:12:58,178 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:12:58,179 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-12-28 09:12:58,182 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:12:58,189 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:12:58,189 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:12:58,189 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:12:58,189 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:12:58,192 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-28 09:12:58,192 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-28 09:12:58,224 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:12:58,239 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-12-28 09:12:58,240 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:12:58,240 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:12:58,241 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:12:58,241 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-12-28 09:12:58,242 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:12:58,249 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:12:58,249 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2021-12-28 09:12:58,249 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2021-12-28 09:12:58,249 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:12:58,491 INFO L401 nArgumentSynthesizer]: We have 608 Motzkin's Theorem applications. [2021-12-28 09:12:58,491 INFO L402 nArgumentSynthesizer]: A total of 32 supporting invariants were added. [2021-12-28 09:12:59,097 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:12:59,124 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-12-28 09:12:59,124 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:12:59,124 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:12:59,125 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:12:59,125 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-12-28 09:12:59,127 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:12:59,133 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:12:59,134 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-28 09:12:59,134 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:12:59,134 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:12:59,134 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:12:59,134 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-28 09:12:59,134 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-28 09:12:59,144 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-28 09:12:59,162 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-12-28 09:12:59,163 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:12:59,163 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:12:59,163 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:12:59,164 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-12-28 09:12:59,165 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-28 09:12:59,171 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-28 09:12:59,172 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-28 09:12:59,172 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-28 09:12:59,172 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-28 09:12:59,174 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-28 09:12:59,174 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-28 09:12:59,184 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-28 09:12:59,207 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-12-28 09:12:59,207 INFO L444 ModelExtractionUtils]: 6 out of 10 variables were initially zero. Simplification set additionally 2 variables to zero. [2021-12-28 09:12:59,208 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-28 09:12:59,208 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 09:12:59,239 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-28 09:12:59,275 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-12-28 09:12:59,275 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-28 09:12:59,293 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-12-28 09:12:59,293 INFO L513 LassoAnalysis]: Proved termination. [2021-12-28 09:12:59,293 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_main_~ip~0#1.base) ULTIMATE.start_main_~ip~0#1.offset)_1) = 1*v_rep(select (select #memory_int ULTIMATE.start_main_~ip~0#1.base) ULTIMATE.start_main_~ip~0#1.offset)_1 Supporting invariants [] [2021-12-28 09:12:59,311 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-12-28 09:12:59,315 INFO L297 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2021-12-28 09:12:59,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:12:59,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 09:12:59,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-28 09:12:59,341 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-28 09:12:59,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 09:12:59,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 36 conjunts are in the unsatisfiable core [2021-12-28 09:12:59,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-28 09:12:59,423 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 25 [2021-12-28 09:12:59,426 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 16 [2021-12-28 09:12:59,458 INFO L353 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-12-28 09:12:59,458 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-12-28 09:12:59,603 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-12-28 09:12:59,660 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-12-28 09:12:59,663 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 8 loop predicates [2021-12-28 09:12:59,664 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 20 states and 22 transitions. cyclomatic complexity: 4 Second operand has 9 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-28 09:12:59,736 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 20 states and 22 transitions. cyclomatic complexity: 4. Second operand has 9 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Result 83 states and 91 transitions. Complement of second has 17 states. [2021-12-28 09:12:59,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 1 stem states 5 non-accepting loop states 1 accepting loop states [2021-12-28 09:12:59,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-28 09:12:59,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 13 transitions. [2021-12-28 09:12:59,739 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 13 transitions. Stem has 2 letters. Loop has 26 letters. [2021-12-28 09:12:59,740 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-28 09:12:59,740 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-12-28 09:12:59,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:12:59,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 09:12:59,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-28 09:12:59,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-28 09:12:59,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 09:12:59,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 36 conjunts are in the unsatisfiable core [2021-12-28 09:12:59,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-28 09:12:59,807 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 25 [2021-12-28 09:12:59,810 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 16 [2021-12-28 09:12:59,842 INFO L353 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-12-28 09:12:59,842 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-12-28 09:13:00,028 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-12-28 09:13:00,029 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 8 loop predicates [2021-12-28 09:13:00,029 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 20 states and 22 transitions. cyclomatic complexity: 4 Second operand has 9 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-28 09:13:00,095 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 20 states and 22 transitions. cyclomatic complexity: 4. Second operand has 9 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Result 83 states and 91 transitions. Complement of second has 17 states. [2021-12-28 09:13:00,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 1 stem states 5 non-accepting loop states 1 accepting loop states [2021-12-28 09:13:00,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-28 09:13:00,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 13 transitions. [2021-12-28 09:13:00,098 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 13 transitions. Stem has 2 letters. Loop has 26 letters. [2021-12-28 09:13:00,099 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-28 09:13:00,099 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-12-28 09:13:00,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:13:00,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 09:13:00,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-28 09:13:00,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-28 09:13:00,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 09:13:00,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 36 conjunts are in the unsatisfiable core [2021-12-28 09:13:00,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-28 09:13:00,209 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 25 [2021-12-28 09:13:00,212 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 16 [2021-12-28 09:13:00,233 INFO L353 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-12-28 09:13:00,233 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-12-28 09:13:00,414 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-12-28 09:13:00,415 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 8 loop predicates [2021-12-28 09:13:00,416 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 20 states and 22 transitions. cyclomatic complexity: 4 Second operand has 9 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-28 09:13:00,477 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 20 states and 22 transitions. cyclomatic complexity: 4. Second operand has 9 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Result 83 states and 91 transitions. Complement of second has 17 states. [2021-12-28 09:13:00,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 1 stem states 5 non-accepting loop states 1 accepting loop states [2021-12-28 09:13:00,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-28 09:13:00,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 26 transitions. [2021-12-28 09:13:00,479 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 26 transitions. Stem has 2 letters. Loop has 26 letters. [2021-12-28 09:13:00,481 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-28 09:13:00,481 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-12-28 09:13:00,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:13:00,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 09:13:00,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-28 09:13:00,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-28 09:13:00,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 09:13:00,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 36 conjunts are in the unsatisfiable core [2021-12-28 09:13:00,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-28 09:13:00,569 INFO L353 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-12-28 09:13:00,569 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-12-28 09:13:00,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-28 09:13:00,573 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2021-12-28 09:13:00,749 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-12-28 09:13:00,750 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and with honda bouncer for loop.1 stem predicates 8 loop predicates [2021-12-28 09:13:00,750 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 20 states and 22 transitions. cyclomatic complexity: 4 Second operand has 9 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-28 09:13:00,771 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 20 states and 22 transitions. cyclomatic complexity: 4. Second operand has 9 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Result 25 states and 28 transitions. Complement of second has 7 states. [2021-12-28 09:13:00,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-12-28 09:13:00,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-28 09:13:00,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 17 transitions. [2021-12-28 09:13:00,788 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 17 transitions. Stem has 2 letters. Loop has 26 letters. [2021-12-28 09:13:00,788 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-28 09:13:00,788 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-12-28 09:13:00,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 09:13:00,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 09:13:00,800 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-28 09:13:00,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-28 09:13:00,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 09:13:00,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 36 conjunts are in the unsatisfiable core [2021-12-28 09:13:00,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-28 09:13:00,872 INFO L353 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-12-28 09:13:00,872 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-12-28 09:13:00,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-28 09:13:00,876 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2021-12-28 09:13:01,046 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-12-28 09:13:01,047 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemin loopwithout honda bouncer for stem and without honda bouncer for loop.1 stem predicates 8 loop predicates [2021-12-28 09:13:01,048 INFO L104 BuchiDifferenceFKV]: Start buchiDifferenceFKV. First operand 20 states and 22 transitions. cyclomatic complexity: 4 Second operand has 9 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-28 09:13:01,124 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,125 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,127 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,127 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,128 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,128 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,129 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,130 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,134 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,135 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,138 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,139 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,142 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,142 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,143 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,143 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,144 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,144 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,145 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,145 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,145 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,145 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,146 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,146 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,146 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,147 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,148 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,148 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,148 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,149 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,149 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,149 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,149 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,150 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,151 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,151 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,157 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,159 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,169 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,170 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,170 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,170 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,171 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,171 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,173 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,174 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,174 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,174 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,174 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,175 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,176 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,176 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,177 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,177 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,178 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,198 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,199 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,200 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,200 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,201 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,201 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,202 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,205 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,205 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,207 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,212 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,213 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,213 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,214 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,214 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,215 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,215 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,216 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,216 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,216 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,217 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,217 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,218 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,218 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,219 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,219 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,220 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,220 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,221 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,221 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,221 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,222 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,222 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,222 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,222 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,223 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,223 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,224 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,225 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,225 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,226 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,226 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,227 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,227 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,228 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,228 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,229 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,230 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,230 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,230 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,230 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,231 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,231 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,231 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,232 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,232 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,236 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,236 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,237 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,238 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,239 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,239 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,239 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,240 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,240 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,241 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,242 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,247 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,248 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,248 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,248 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,249 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,249 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,250 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,250 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,251 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,252 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,252 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,253 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,254 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,255 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,255 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,256 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,256 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,256 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,256 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,258 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,258 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,259 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,259 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,259 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,261 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,279 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,279 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,281 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,286 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,289 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,292 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,293 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,293 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,293 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,312 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,313 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,314 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,314 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,314 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,315 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,315 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,315 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,316 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,316 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,317 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,318 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,319 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,319 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,320 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,320 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,324 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,324 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,325 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,325 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,326 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,327 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,328 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,329 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,366 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,367 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,368 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,369 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,370 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,370 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,383 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,384 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,387 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,388 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,428 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,429 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,433 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,434 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,567 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,569 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,569 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,570 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,602 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,603 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,611 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,611 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,632 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,633 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,645 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,646 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,646 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,646 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,646 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,647 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,647 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,650 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,650 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,650 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,651 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,651 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,652 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,652 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,652 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,653 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,653 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,653 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,654 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,654 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,654 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,655 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,655 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,657 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,657 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,657 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,658 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,658 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,658 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,658 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,659 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,659 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,670 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,671 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,672 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,672 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,673 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,673 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,673 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,677 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,677 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,677 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,677 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,678 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,678 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,678 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,679 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,679 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,701 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,702 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,702 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,702 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,703 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,703 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,703 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,703 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,704 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,704 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,717 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,718 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,718 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,719 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,719 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,719 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,720 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,720 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,721 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,721 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,722 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,722 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,722 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,722 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,723 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,724 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,724 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,725 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,725 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,725 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,725 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,726 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,726 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,766 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,766 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,767 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,767 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,768 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,768 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,768 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,769 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,769 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,770 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,771 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,771 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,771 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,772 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,772 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,772 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,773 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,773 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,774 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,774 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,774 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,774 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,775 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,775 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,775 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,817 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,817 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,818 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,818 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,818 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,819 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,819 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,820 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,820 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,820 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,820 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,825 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,827 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,847 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,848 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,849 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,849 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,850 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,850 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,850 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,851 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,851 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,851 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,873 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,874 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,875 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,875 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,876 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,876 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,876 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,877 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,877 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,878 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,879 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,879 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,880 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,880 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,881 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,881 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,881 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,882 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,882 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,883 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,883 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,884 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,884 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,884 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,884 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,922 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,922 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,923 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,923 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,924 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,924 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,924 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,925 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,925 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,925 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,926 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,927 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,927 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,928 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,928 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,929 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,929 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,929 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,929 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,930 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,930 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,931 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,931 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,931 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,931 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,957 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,957 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,957 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,958 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,958 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,958 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,958 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,959 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-28 09:13:01,959 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,959 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,960 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,979 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:01,980 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-28 09:13:02,030 INFO L108 BuchiDifferenceFKV]: Finished buchiDifferenceFKV. First operand 20 states and 22 transitions. cyclomatic complexity: 4 Second operand has 9 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Result 5585 states and 40908 transitions. Complement of second has 1312 states 12 powerset states1300 rank states. The highest rank that occured is 9 [2021-12-28 09:13:02,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 1 stem states 6 non-accepting loop states 1 accepting loop states [2021-12-28 09:13:02,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-28 09:13:02,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 52 transitions. [2021-12-28 09:13:02,035 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 52 transitions. Stem has 2 letters. Loop has 26 letters. [2021-12-28 09:13:02,039 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-28 09:13:02,039 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-12-28 09:13:02,040 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer has thrown an exception: java.lang.AssertionError: no settings was sufficient at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiCegarLoop.refineBuchi(BuchiCegarLoop.java:785) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiCegarLoop.iterate(BuchiCegarLoop.java:549) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.doTerminationAnalysis(BuchiAutomizerObserver.java:142) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.finish(BuchiAutomizerObserver.java:397) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-28 09:13:02,042 INFO L158 Benchmark]: Toolchain (without parser) took 18640.45ms. Allocated memory was 60.8MB in the beginning and 213.9MB in the end (delta: 153.1MB). Free memory was 40.2MB in the beginning and 119.0MB in the end (delta: -78.8MB). Peak memory consumption was 138.5MB. Max. memory is 16.1GB. [2021-12-28 09:13:02,045 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 60.8MB. Free memory was 43.3MB in the beginning and 43.2MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-28 09:13:02,048 INFO L158 Benchmark]: CACSL2BoogieTranslator took 156.54ms. Allocated memory is still 60.8MB. Free memory was 40.0MB in the beginning and 30.9MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-28 09:13:02,048 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.88ms. Allocated memory is still 60.8MB. Free memory was 30.7MB in the beginning and 29.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-28 09:13:02,048 INFO L158 Benchmark]: Boogie Preprocessor took 40.48ms. Allocated memory is still 60.8MB. Free memory was 29.3MB in the beginning and 44.7MB in the end (delta: -15.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-12-28 09:13:02,049 INFO L158 Benchmark]: RCFGBuilder took 252.73ms. Allocated memory is still 60.8MB. Free memory was 44.5MB in the beginning and 34.2MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-28 09:13:02,049 INFO L158 Benchmark]: BuchiAutomizer took 18158.94ms. Allocated memory was 60.8MB in the beginning and 213.9MB in the end (delta: 153.1MB). Free memory was 34.2MB in the beginning and 119.0MB in the end (delta: -84.8MB). Peak memory consumption was 135.4MB. Max. memory is 16.1GB. [2021-12-28 09:13:02,050 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 60.8MB. Free memory was 43.3MB in the beginning and 43.2MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 156.54ms. Allocated memory is still 60.8MB. Free memory was 40.0MB in the beginning and 30.9MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.88ms. Allocated memory is still 60.8MB. Free memory was 30.7MB in the beginning and 29.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.48ms. Allocated memory is still 60.8MB. Free memory was 29.3MB in the beginning and 44.7MB in the end (delta: -15.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 252.73ms. Allocated memory is still 60.8MB. Free memory was 44.5MB in the beginning and 34.2MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 18158.94ms. Allocated memory was 60.8MB in the beginning and 213.9MB in the end (delta: 153.1MB). Free memory was 34.2MB in the beginning and 119.0MB in the end (delta: -84.8MB). Peak memory consumption was 135.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - ExceptionOrErrorResult: AssertionError: no settings was sufficient de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: AssertionError: no settings was sufficient: de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiCegarLoop.refineBuchi(BuchiCegarLoop.java:785) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-28 09:13:02,075 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-12-28 09:13:02,290 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-28 09:13:02,523 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