./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa --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-hotfix-svcomp22-839c364 [2021-12-06 22:49:14,423 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 22:49:14,425 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 22:49:14,454 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 22:49:14,454 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 22:49:14,456 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 22:49:14,457 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 22:49:14,460 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 22:49:14,462 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 22:49:14,463 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 22:49:14,464 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 22:49:14,465 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 22:49:14,465 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 22:49:14,467 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 22:49:14,468 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 22:49:14,470 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 22:49:14,471 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 22:49:14,474 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 22:49:14,476 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 22:49:14,478 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 22:49:14,480 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 22:49:14,481 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 22:49:14,483 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 22:49:14,483 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 22:49:14,487 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 22:49:14,487 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 22:49:14,488 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 22:49:14,489 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 22:49:14,489 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 22:49:14,490 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 22:49:14,491 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 22:49:14,491 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 22:49:14,492 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 22:49:14,492 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 22:49:14,493 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 22:49:14,493 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 22:49:14,494 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 22:49:14,494 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 22:49:14,494 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 22:49:14,495 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 22:49:14,496 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 22:49:14,496 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-12-06 22:49:14,514 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 22:49:14,514 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 22:49:14,514 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 22:49:14,514 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 22:49:14,515 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 22:49:14,515 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 22:49:14,515 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 22:49:14,515 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-06 22:49:14,515 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-06 22:49:14,516 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-06 22:49:14,516 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-06 22:49:14,516 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-06 22:49:14,516 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-06 22:49:14,516 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 22:49:14,516 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-06 22:49:14,516 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 22:49:14,516 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 22:49:14,517 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-06 22:49:14,517 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-06 22:49:14,517 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-06 22:49:14,517 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 22:49:14,517 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-06 22:49:14,517 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 22:49:14,517 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-06 22:49:14,518 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 22:49:14,518 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 22:49:14,518 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 22:49:14,518 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-06 22:49:14,518 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 22:49:14,519 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-06 22:49:14,519 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b91dcc12f43fdd03af0529f07bf7885945925554291ddde3b9ca40d8f32b93c1 [2021-12-06 22:49:14,704 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 22:49:14,721 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 22:49:14,723 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 22:49:14,724 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 22:49:14,725 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 22:49:14,726 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex2.i [2021-12-06 22:49:14,766 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/data/d949f920a/0b33817a9db84c659906ea6f6b39aae7/FLAG01a31c104 [2021-12-06 22:49:15,140 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 22:49:15,140 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex2.i [2021-12-06 22:49:15,145 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/data/d949f920a/0b33817a9db84c659906ea6f6b39aae7/FLAG01a31c104 [2021-12-06 22:49:15,156 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/data/d949f920a/0b33817a9db84c659906ea6f6b39aae7 [2021-12-06 22:49:15,158 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 22:49:15,159 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 22:49:15,161 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 22:49:15,161 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 22:49:15,163 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 22:49:15,164 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 10:49:15" (1/1) ... [2021-12-06 22:49:15,165 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48a4a0fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:49:15, skipping insertion in model container [2021-12-06 22:49:15,165 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 10:49:15" (1/1) ... [2021-12-06 22:49:15,170 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 22:49:15,179 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 22:49:15,299 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 22:49:15,307 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 22:49:15,321 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 22:49:15,333 INFO L208 MainTranslator]: Completed translation [2021-12-06 22:49:15,334 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:49:15 WrapperNode [2021-12-06 22:49:15,334 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 22:49:15,335 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 22:49:15,335 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 22:49:15,335 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 22:49:15,341 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:49:15" (1/1) ... [2021-12-06 22:49:15,346 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:49:15" (1/1) ... [2021-12-06 22:49:15,358 INFO L137 Inliner]: procedures = 11, calls = 19, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 28 [2021-12-06 22:49:15,359 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 22:49:15,359 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 22:49:15,359 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 22:49:15,359 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 22:49:15,365 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:49:15" (1/1) ... [2021-12-06 22:49:15,365 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:49:15" (1/1) ... [2021-12-06 22:49:15,366 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:49:15" (1/1) ... [2021-12-06 22:49:15,367 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:49:15" (1/1) ... [2021-12-06 22:49:15,370 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:49:15" (1/1) ... [2021-12-06 22:49:15,372 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:49:15" (1/1) ... [2021-12-06 22:49:15,373 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:49:15" (1/1) ... [2021-12-06 22:49:15,374 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 22:49:15,375 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 22:49:15,375 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 22:49:15,375 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 22:49:15,376 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:49:15" (1/1) ... [2021-12-06 22:49:15,382 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:49:15,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:49:15,402 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:49:15,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-12-06 22:49:15,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-06 22:49:15,441 INFO L130 BoogieDeclarations]: Found specification of procedure rec [2021-12-06 22:49:15,441 INFO L138 BoogieDeclarations]: Found implementation of procedure rec [2021-12-06 22:49:15,441 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-06 22:49:15,442 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 22:49:15,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 22:49:15,442 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-06 22:49:15,442 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-06 22:49:15,493 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 22:49:15,494 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 22:49:15,581 INFO L277 CfgBuilder]: Performing block encoding [2021-12-06 22:49:15,585 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-06 22:49:15,585 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-06 22:49:15,586 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 10:49:15 BoogieIcfgContainer [2021-12-06 22:49:15,586 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-06 22:49:15,587 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-06 22:49:15,587 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-06 22:49:15,589 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-06 22:49:15,590 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 22:49:15,590 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 06.12 10:49:15" (1/3) ... [2021-12-06 22:49:15,591 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@77a7ef87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.12 10:49:15, skipping insertion in model container [2021-12-06 22:49:15,591 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 22:49:15,591 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:49:15" (2/3) ... [2021-12-06 22:49:15,591 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@77a7ef87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.12 10:49:15, skipping insertion in model container [2021-12-06 22:49:15,591 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 22:49:15,591 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 10:49:15" (3/3) ... [2021-12-06 22:49:15,592 INFO L388 chiAutomizerObserver]: Analyzing ICFG rec_malloc_ex2.i [2021-12-06 22:49:15,623 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-06 22:49:15,623 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-06 22:49:15,623 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-06 22:49:15,624 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-06 22:49:15,624 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-06 22:49:15,624 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-06 22:49:15,624 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-06 22:49:15,624 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-06 22:49:15,634 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) [2021-12-06 22:49:15,649 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2021-12-06 22:49:15,649 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 22:49:15,649 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 22:49:15,654 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-06 22:49:15,654 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 22:49:15,654 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-06 22:49:15,654 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) [2021-12-06 22:49:15,656 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2021-12-06 22:49:15,656 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 22:49:15,657 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 22:49:15,657 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-06 22:49:15,657 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 22:49:15,662 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 [2021-12-06 22:49:15,662 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 [2021-12-06 22:49:15,666 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:49:15,667 INFO L85 PathProgramCache]: Analyzing trace with hash 1219, now seen corresponding path program 1 times [2021-12-06 22:49:15,673 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:49:15,674 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1311607451] [2021-12-06 22:49:15,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:49:15,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:49:15,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:49:15,744 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 22:49:15,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:49:15,765 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 22:49:15,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:49:15,768 INFO L85 PathProgramCache]: Analyzing trace with hash -5927165, now seen corresponding path program 1 times [2021-12-06 22:49:15,768 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:49:15,768 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1570595067] [2021-12-06 22:49:15,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:49:15,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:49:15,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:49:15,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 22:49:15,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:49:15,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 22:49:15,902 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 22:49:15,902 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1570595067] [2021-12-06 22:49:15,903 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1570595067] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 22:49:15,903 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 22:49:15,903 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 22:49:15,903 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1460603062] [2021-12-06 22:49:15,904 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 22:49:15,906 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 22:49:15,907 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 22:49:15,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-06 22:49:15,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-06 22:49:15,932 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) [2021-12-06 22:49:16,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 22:49:16,007 INFO L93 Difference]: Finished difference Result 17 states and 19 transitions. [2021-12-06 22:49:16,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-06 22:49:16,012 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17 states and 19 transitions. [2021-12-06 22:49:16,014 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2021-12-06 22:49:16,018 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17 states to 14 states and 16 transitions. [2021-12-06 22:49:16,019 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2021-12-06 22:49:16,019 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 14 [2021-12-06 22:49:16,019 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 16 transitions. [2021-12-06 22:49:16,021 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 22:49:16,021 INFO L681 BuchiCegarLoop]: Abstraction has 14 states and 16 transitions. [2021-12-06 22:49:16,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states and 16 transitions. [2021-12-06 22:49:16,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2021-12-06 22:49:16,040 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) [2021-12-06 22:49:16,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 16 transitions. [2021-12-06 22:49:16,041 INFO L704 BuchiCegarLoop]: Abstraction has 14 states and 16 transitions. [2021-12-06 22:49:16,041 INFO L587 BuchiCegarLoop]: Abstraction has 14 states and 16 transitions. [2021-12-06 22:49:16,041 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-12-06 22:49:16,041 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states and 16 transitions. [2021-12-06 22:49:16,042 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2021-12-06 22:49:16,042 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 22:49:16,042 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 22:49:16,043 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-06 22:49:16,043 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 22:49:16,043 INFO L791 eck$LassoCheckResult]: Stem: 51#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 52#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc7#1.base, main_#t~malloc7#1.offset, main_#t~nondet8#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~mem11#1, main_#t~mem13#1, main_#t~ret12#1, main_~op~0#1.base, main_~op~0#1.offset, main_#t~mem9#1, main_~ip~0#1.base, main_~ip~0#1.offset;call main_#t~malloc7#1.base, main_#t~malloc7#1.offset := #Ultimate.allocOnHeap(4);main_~ip~0#1.base, main_~ip~0#1.offset := main_#t~malloc7#1.base, main_#t~malloc7#1.offset;havoc main_#t~malloc7#1.base, main_#t~malloc7#1.offset;call write~int(main_#t~nondet8#1, main_~ip~0#1.base, main_~ip~0#1.offset, 4);havoc main_#t~nondet8#1; 58#L23-3 [2021-12-06 22:49:16,043 INFO L793 eck$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 [2021-12-06 22:49:16,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:49:16,044 INFO L85 PathProgramCache]: Analyzing trace with hash 1219, now seen corresponding path program 2 times [2021-12-06 22:49:16,044 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:49:16,044 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [825136993] [2021-12-06 22:49:16,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:49:16,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:49:16,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:49:16,053 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 22:49:16,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:49:16,060 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 22:49:16,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:49:16,061 INFO L85 PathProgramCache]: Analyzing trace with hash -741726607, now seen corresponding path program 1 times [2021-12-06 22:49:16,061 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:49:16,061 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [778996032] [2021-12-06 22:49:16,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:49:16,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:49:16,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:49:16,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 22:49:16,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:49:16,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 22:49:16,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:49:16,224 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-12-06 22:49:16,224 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 22:49:16,224 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [778996032] [2021-12-06 22:49:16,224 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [778996032] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 22:49:16,224 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [295519227] [2021-12-06 22:49:16,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:49:16,225 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 22:49:16,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:49:16,226 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 22:49:16,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-06 22:49:16,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:49:16,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 32 conjunts are in the unsatisfiable core [2021-12-06 22:49:16,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 22:49:16,361 INFO L354 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2021-12-06 22:49:16,361 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 29 [2021-12-06 22:49:19,546 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-06 22:49:19,547 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 22:49:19,813 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 22:49:19,814 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [295519227] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 22:49:19,814 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-06 22:49:19,814 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9, 10] total 23 [2021-12-06 22:49:19,814 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1066232125] [2021-12-06 22:49:19,814 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-06 22:49:19,815 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 22:49:19,815 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 22:49:19,815 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-12-06 22:49:19,816 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=448, Unknown=4, NotChecked=0, Total=552 [2021-12-06 22:49:19,816 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) [2021-12-06 22:49:20,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 22:49:20,327 INFO L93 Difference]: Finished difference Result 17 states and 19 transitions. [2021-12-06 22:49:20,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-06 22:49:20,328 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17 states and 19 transitions. [2021-12-06 22:49:20,329 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2021-12-06 22:49:20,330 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17 states to 17 states and 19 transitions. [2021-12-06 22:49:20,330 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2021-12-06 22:49:20,330 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2021-12-06 22:49:20,330 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 19 transitions. [2021-12-06 22:49:20,330 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 22:49:20,330 INFO L681 BuchiCegarLoop]: Abstraction has 17 states and 19 transitions. [2021-12-06 22:49:20,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states and 19 transitions. [2021-12-06 22:49:20,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 17. [2021-12-06 22:49:20,332 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) [2021-12-06 22:49:20,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 19 transitions. [2021-12-06 22:49:20,332 INFO L704 BuchiCegarLoop]: Abstraction has 17 states and 19 transitions. [2021-12-06 22:49:20,332 INFO L587 BuchiCegarLoop]: Abstraction has 17 states and 19 transitions. [2021-12-06 22:49:20,332 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-12-06 22:49:20,332 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 19 transitions. [2021-12-06 22:49:20,333 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2021-12-06 22:49:20,333 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 22:49:20,333 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 22:49:20,334 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-06 22:49:20,334 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2021-12-06 22:49:20,334 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 [2021-12-06 22:49:20,334 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 [2021-12-06 22:49:20,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:49:20,334 INFO L85 PathProgramCache]: Analyzing trace with hash 1219, now seen corresponding path program 3 times [2021-12-06 22:49:20,335 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:49:20,335 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [304988788] [2021-12-06 22:49:20,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:49:20,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:49:20,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:49:20,340 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 22:49:20,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:49:20,346 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 22:49:20,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:49:20,346 INFO L85 PathProgramCache]: Analyzing trace with hash -1620168125, now seen corresponding path program 2 times [2021-12-06 22:49:20,346 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:49:20,347 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1603766937] [2021-12-06 22:49:20,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:49:20,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:49:20,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:49:20,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 22:49:20,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:49:20,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 22:49:20,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:49:20,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 22:49:20,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:49:20,554 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-12-06 22:49:20,555 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 22:49:20,555 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1603766937] [2021-12-06 22:49:20,555 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1603766937] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 22:49:20,555 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1827135192] [2021-12-06 22:49:20,555 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-06 22:49:20,555 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 22:49:20,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:49:20,581 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 22:49:20,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-06 22:49:20,623 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-12-06 22:49:20,624 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-06 22:49:20,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 45 conjunts are in the unsatisfiable core [2021-12-06 22:49:20,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 22:49:20,661 INFO L354 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2021-12-06 22:49:20,662 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 29 [2021-12-06 22:49:26,250 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-12-06 22:49:26,250 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 22:49:26,625 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 22:49:26,625 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1827135192] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 22:49:26,625 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-06 22:49:26,625 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 10, 14] total 27 [2021-12-06 22:49:26,625 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1290259962] [2021-12-06 22:49:26,626 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-06 22:49:26,626 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 22:49:26,626 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 22:49:26,626 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-12-06 22:49:26,627 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=608, Unknown=5, NotChecked=0, Total=756 [2021-12-06 22:49:26,627 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) [2021-12-06 22:49:28,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 22:49:28,419 INFO L93 Difference]: Finished difference Result 20 states and 22 transitions. [2021-12-06 22:49:28,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-06 22:49:28,420 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 20 states and 22 transitions. [2021-12-06 22:49:28,421 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2021-12-06 22:49:28,422 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 20 states to 20 states and 22 transitions. [2021-12-06 22:49:28,422 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2021-12-06 22:49:28,422 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2021-12-06 22:49:28,422 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 22 transitions. [2021-12-06 22:49:28,422 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 22:49:28,422 INFO L681 BuchiCegarLoop]: Abstraction has 20 states and 22 transitions. [2021-12-06 22:49:28,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 22 transitions. [2021-12-06 22:49:28,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2021-12-06 22:49:28,424 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) [2021-12-06 22:49:28,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 22 transitions. [2021-12-06 22:49:28,425 INFO L704 BuchiCegarLoop]: Abstraction has 20 states and 22 transitions. [2021-12-06 22:49:28,425 INFO L587 BuchiCegarLoop]: Abstraction has 20 states and 22 transitions. [2021-12-06 22:49:28,425 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-12-06 22:49:28,425 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 22 transitions. [2021-12-06 22:49:28,426 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2021-12-06 22:49:28,426 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 22:49:28,426 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 22:49:28,426 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-06 22:49:28,426 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [4, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1] [2021-12-06 22:49:28,426 INFO L791 eck$LassoCheckResult]: Stem: 423#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 424#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc7#1.base, main_#t~malloc7#1.offset, main_#t~nondet8#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~mem11#1, main_#t~mem13#1, main_#t~ret12#1, main_~op~0#1.base, main_~op~0#1.offset, main_#t~mem9#1, main_~ip~0#1.base, main_~ip~0#1.offset;call main_#t~malloc7#1.base, main_#t~malloc7#1.offset := #Ultimate.allocOnHeap(4);main_~ip~0#1.base, main_~ip~0#1.offset := main_#t~malloc7#1.base, main_#t~malloc7#1.offset;havoc main_#t~malloc7#1.base, main_#t~malloc7#1.offset;call write~int(main_#t~nondet8#1, main_~ip~0#1.base, main_~ip~0#1.offset, 4);havoc main_#t~nondet8#1; 430#L23-3 [2021-12-06 22:49:28,427 INFO L793 eck$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 [2021-12-06 22:49:28,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:49:28,427 INFO L85 PathProgramCache]: Analyzing trace with hash 1219, now seen corresponding path program 4 times [2021-12-06 22:49:28,427 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:49:28,427 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [288599497] [2021-12-06 22:49:28,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:49:28,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:49:28,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:49:28,431 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 22:49:28,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:49:28,435 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 22:49:28,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:49:28,436 INFO L85 PathProgramCache]: Analyzing trace with hash 1930575665, now seen corresponding path program 3 times [2021-12-06 22:49:28,436 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:49:28,436 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1919927189] [2021-12-06 22:49:28,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:49:28,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:49:28,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:49:28,465 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 22:49:28,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:49:28,492 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 22:49:28,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:49:28,493 INFO L85 PathProgramCache]: Analyzing trace with hash 650376563, now seen corresponding path program 1 times [2021-12-06 22:49:28,493 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:49:28,493 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1956111029] [2021-12-06 22:49:28,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:49:28,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:49:28,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:49:28,523 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 22:49:28,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:49:28,548 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 22:49:30,974 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 22:49:30,974 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 22:49:30,974 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 22:49:30,974 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 22:49:30,974 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 22:49:30,975 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:49:30,975 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 22:49:30,975 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 22:49:30,975 INFO L133 ssoRankerPreferences]: Filename of dumped script: rec_malloc_ex2.i_Iteration4_Lasso [2021-12-06 22:49:30,975 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 22:49:30,975 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 22:49:30,988 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:49:30,991 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:49:30,992 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:49:30,994 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:49:30,995 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:49:31,092 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:49:31,093 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:49:31,094 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:49:31,095 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:49:31,096 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:49:31,097 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:49:31,098 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:49:31,099 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:49:31,401 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 22:49:31,405 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 22:49:31,406 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:49:31,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:49:31,407 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:49:31,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-12-06 22:49:31,409 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 [2021-12-06 22:49:31,416 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:49:31,416 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:49:31,417 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:49:31,417 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:49:31,417 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:49:31,418 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 22:49:31,418 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:49:31,420 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:49:31,439 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-12-06 22:49:31,439 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:49:31,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:49:31,440 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:49:31,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-12-06 22:49:31,441 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 [2021-12-06 22:49:31,448 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:49:31,448 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:49:31,448 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:49:31,448 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:49:31,448 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:49:31,449 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 22:49:31,449 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:49:31,450 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:49:31,468 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2021-12-06 22:49:31,469 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:49:31,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:49:31,469 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:49:31,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-12-06 22:49:31,471 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 [2021-12-06 22:49:31,477 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:49:31,478 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:49:31,478 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:49:31,478 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:49:31,480 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 22:49:31,480 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 22:49:31,483 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:49:31,501 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2021-12-06 22:49:31,501 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:49:31,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:49:31,502 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:49:31,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-12-06 22:49:31,503 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 [2021-12-06 22:49:31,510 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:49:31,510 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:49:31,510 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:49:31,510 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:49:31,510 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:49:31,511 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 22:49:31,511 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:49:31,512 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:49:31,531 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-12-06 22:49:31,531 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:49:31,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:49:31,532 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:49:31,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-12-06 22:49:31,533 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 [2021-12-06 22:49:31,540 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:49:31,540 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:49:31,540 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:49:31,541 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:49:31,543 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 22:49:31,543 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 22:49:31,546 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:49:31,565 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2021-12-06 22:49:31,566 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:49:31,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:49:31,567 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:49:31,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-12-06 22:49:31,568 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 [2021-12-06 22:49:31,575 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:49:31,575 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:49:31,576 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:49:31,576 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:49:31,576 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:49:31,576 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 22:49:31,576 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:49:31,577 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:49:31,596 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2021-12-06 22:49:31,596 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:49:31,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:49:31,597 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:49:31,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-12-06 22:49:31,598 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 [2021-12-06 22:49:31,606 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:49:31,606 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:49:31,606 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:49:31,606 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:49:31,608 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 22:49:31,608 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 22:49:31,611 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:49:31,630 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2021-12-06 22:49:31,630 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:49:31,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:49:31,631 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:49:31,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-12-06 22:49:31,638 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 [2021-12-06 22:49:31,647 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:49:31,647 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2021-12-06 22:49:31,647 INFO L204 nArgumentSynthesizer]: 16 loop disjuncts [2021-12-06 22:49:31,647 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:49:31,904 INFO L401 nArgumentSynthesizer]: We have 608 Motzkin's Theorem applications. [2021-12-06 22:49:31,904 INFO L402 nArgumentSynthesizer]: A total of 32 supporting invariants were added. [2021-12-06 22:49:32,712 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:49:32,738 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2021-12-06 22:49:32,738 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:49:32,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:49:32,739 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:49:32,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-12-06 22:49:32,741 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 [2021-12-06 22:49:32,748 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:49:32,748 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:49:32,748 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:49:32,748 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:49:32,748 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:49:32,749 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 22:49:32,749 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:49:32,750 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:49:32,768 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2021-12-06 22:49:32,768 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:49:32,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:49:32,769 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:49:32,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-12-06 22:49:32,770 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 [2021-12-06 22:49:32,777 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:49:32,777 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:49:32,777 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:49:32,777 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:49:32,779 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 22:49:32,779 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 22:49:32,785 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-06 22:49:32,792 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-12-06 22:49:32,792 INFO L444 ModelExtractionUtils]: 6 out of 10 variables were initially zero. Simplification set additionally 2 variables to zero. [2021-12-06 22:49:32,793 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:49:32,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:49:32,794 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:49:32,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-12-06 22:49:32,795 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-06 22:49:32,803 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-12-06 22:49:32,803 INFO L513 LassoAnalysis]: Proved termination. [2021-12-06 22:49:32,804 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 [] [2021-12-06 22:49:32,822 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2021-12-06 22:49:32,826 INFO L297 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2021-12-06 22:49:32,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:49:32,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:49:32,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-06 22:49:32,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 22:49:32,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:49:32,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 36 conjunts are in the unsatisfiable core [2021-12-06 22:49:32,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 22:49:32,909 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 25 [2021-12-06 22:49:32,911 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 16 [2021-12-06 22:49:32,933 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-12-06 22:49:32,934 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-12-06 22:49:33,091 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-12-06 22:49:33,093 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 [2021-12-06 22:49:33,094 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) [2021-12-06 22:49:33,169 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. [2021-12-06 22:49:33,169 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 [2021-12-06 22:49:33,170 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) [2021-12-06 22:49:33,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 13 transitions. [2021-12-06 22:49:33,173 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 13 transitions. Stem has 2 letters. Loop has 26 letters. [2021-12-06 22:49:33,174 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 22:49:33,174 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-12-06 22:49:33,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:49:33,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:49:33,195 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-06 22:49:33,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 22:49:33,219 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-12-06 22:49:33,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:49:33,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 36 conjunts are in the unsatisfiable core [2021-12-06 22:49:33,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 22:49:33,264 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 25 [2021-12-06 22:49:33,267 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 16 [2021-12-06 22:49:33,285 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-12-06 22:49:33,285 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-12-06 22:49:33,468 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-12-06 22:49:33,469 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 [2021-12-06 22:49:33,469 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 20 states and 22 transitions. cyclomatic complexity: 4 Second operand has 9 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-06 22:49:33,520 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. [2021-12-06 22:49:33,520 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 [2021-12-06 22:49:33,521 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) [2021-12-06 22:49:33,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 13 transitions. [2021-12-06 22:49:33,522 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 13 transitions. Stem has 2 letters. Loop has 26 letters. [2021-12-06 22:49:33,522 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 22:49:33,522 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-12-06 22:49:33,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:49:33,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:49:33,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-06 22:49:33,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 22:49:33,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:49:33,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 36 conjunts are in the unsatisfiable core [2021-12-06 22:49:33,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 22:49:33,586 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 25 [2021-12-06 22:49:33,588 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 16 [2021-12-06 22:49:33,608 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-12-06 22:49:33,609 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-12-06 22:49:33,764 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-12-06 22:49:33,764 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 [2021-12-06 22:49:33,764 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) [2021-12-06 22:49:33,815 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. [2021-12-06 22:49:33,816 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 [2021-12-06 22:49:33,816 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) [2021-12-06 22:49:33,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 26 transitions. [2021-12-06 22:49:33,817 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 26 transitions. Stem has 2 letters. Loop has 26 letters. [2021-12-06 22:49:33,818 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 22:49:33,818 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-12-06 22:49:33,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:49:33,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:49:33,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-06 22:49:33,829 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 22:49:33,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:49:33,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 36 conjunts are in the unsatisfiable core [2021-12-06 22:49:33,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 22:49:33,895 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-12-06 22:49:33,895 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-12-06 22:49:33,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 22:49:33,899 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2021-12-06 22:49:34,059 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-12-06 22:49:34,059 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 [2021-12-06 22:49:34,059 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) [2021-12-06 22:49:34,083 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. [2021-12-06 22:49:34,083 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 [2021-12-06 22:49:34,084 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) [2021-12-06 22:49:34,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 17 transitions. [2021-12-06 22:49:34,084 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 17 transitions. Stem has 2 letters. Loop has 26 letters. [2021-12-06 22:49:34,085 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 22:49:34,085 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-12-06 22:49:34,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:49:34,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:49:34,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-06 22:49:34,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 22:49:34,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:49:34,134 INFO L263 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 36 conjunts are in the unsatisfiable core [2021-12-06 22:49:34,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 22:49:34,156 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-12-06 22:49:34,156 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-12-06 22:49:34,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 22:49:34,159 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2021-12-06 22:49:34,313 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-12-06 22:49:34,313 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 [2021-12-06 22:49:34,314 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) [2021-12-06 22:49:34,416 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,418 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,420 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:34,421 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:34,422 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,422 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,423 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,424 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,430 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,430 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,432 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,432 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,436 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:34,436 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:34,437 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,437 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,438 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:34,439 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:34,439 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,440 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,440 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,440 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,440 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,441 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,441 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,442 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,443 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:34,444 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:34,444 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,444 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,444 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,445 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,445 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,445 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,446 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,447 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,455 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,457 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,468 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:34,469 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:34,469 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,469 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,470 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,471 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,475 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,477 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:34,477 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,477 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,478 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,480 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,481 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:34,482 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,482 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,483 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,485 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,516 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,518 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:34,519 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,520 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,521 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:34,522 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,522 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,529 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,530 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,534 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:34,545 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,546 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,547 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,547 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,549 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:34,550 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:34,551 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,551 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,552 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,552 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,553 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,554 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,556 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:34,556 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:34,557 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,557 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,559 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,559 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,560 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,560 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,561 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:34,562 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:34,562 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,562 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,563 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,563 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,565 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,565 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,568 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,569 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,570 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,570 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,572 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,573 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,574 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:34,576 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:34,577 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:34,578 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:34,579 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,579 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,579 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,580 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,580 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,581 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,582 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,582 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,592 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,593 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,595 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,597 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:34,598 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:34,599 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,599 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,599 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,600 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,604 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,606 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,607 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,608 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:34,608 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,610 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,611 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,612 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:34,612 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,612 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,614 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,617 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,617 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,620 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,622 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,623 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:34,624 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:34,625 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,625 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,625 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,626 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,630 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:34,631 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,631 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,631 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,632 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,637 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,675 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,675 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,678 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,685 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,688 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,693 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:34,694 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,694 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,695 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,704 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:34,705 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:34,705 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,705 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,705 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,706 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,706 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,706 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,707 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,707 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,709 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,709 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,710 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,710 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,711 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,711 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,714 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,715 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:34,715 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,715 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,716 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,717 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,717 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,718 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,767 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,768 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,769 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,770 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,771 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,772 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,794 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,794 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,797 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,798 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,830 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,831 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,834 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:34,836 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,006 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,007 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,008 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,009 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,019 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,020 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,029 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,030 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,063 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,064 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,076 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:35,076 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:35,077 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:35,077 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,077 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,077 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,078 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,081 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:35,081 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:35,081 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,081 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,082 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,082 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:35,082 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:35,082 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,082 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,083 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,083 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,084 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:35,084 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,084 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,084 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,085 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,087 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:35,088 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:35,088 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,088 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,088 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,089 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:35,089 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:35,089 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,089 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,089 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,090 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,090 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:35,091 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,091 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,091 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,091 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,094 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:35,094 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,094 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,095 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,095 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:35,095 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,096 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,096 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,096 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,112 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:35,113 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,113 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:35,113 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:35,113 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,114 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,114 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,114 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,114 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,115 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,135 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:35,136 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,136 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,136 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:35,137 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,137 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,137 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,138 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,139 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:35,139 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:35,140 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,140 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,140 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,140 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,142 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,142 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,143 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,143 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:35,144 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,144 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,144 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,145 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,145 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,186 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,187 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:35,188 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,188 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,188 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:35,188 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,189 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,189 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,189 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,191 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,191 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:35,191 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:35,192 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,192 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,192 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,192 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,193 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,194 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,194 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,195 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:35,195 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,195 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,195 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,196 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,196 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,244 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,244 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:35,244 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,245 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,245 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,245 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,245 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:35,246 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,246 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,246 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,246 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,250 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,252 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,268 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,268 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:35,269 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,269 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,270 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:35,270 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:35,270 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,271 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,271 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,271 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,297 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,298 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,299 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,299 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:35,299 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,300 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:35,300 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,300 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,300 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,301 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,302 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,303 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,303 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,303 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:35,304 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:35,304 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,304 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,304 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,304 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,305 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,306 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,306 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:35,306 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,306 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,306 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,333 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,334 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,334 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,335 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:35,335 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,335 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:35,336 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,336 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,336 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,337 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,338 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,338 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,338 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,339 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:35,339 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:35,340 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,340 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,340 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,340 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,341 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,341 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,341 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:35,342 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,342 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,342 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,381 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,382 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:35,382 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,383 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,383 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,383 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,384 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,385 WARN L278 uchiComplementFKVNwa]: big16 [2021-12-06 22:49:35,385 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,385 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,386 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,408 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,409 WARN L278 uchiComplementFKVNwa]: big8 [2021-12-06 22:49:35,477 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 [2021-12-06 22:49:35,478 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 [2021-12-06 22:49:35,478 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) [2021-12-06 22:49:35,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 52 transitions. [2021-12-06 22:49:35,479 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 52 transitions. Stem has 2 letters. Loop has 26 letters. [2021-12-06 22:49:35,483 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 22:49:35,483 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-12-06 22:49:35,483 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) [2021-12-06 22:49:35,486 INFO L158 Benchmark]: Toolchain (without parser) took 20326.61ms. Allocated memory was 109.1MB in the beginning and 237.0MB in the end (delta: 127.9MB). Free memory was 72.8MB in the beginning and 156.7MB in the end (delta: -83.8MB). Peak memory consumption was 96.5MB. Max. memory is 16.1GB. [2021-12-06 22:49:35,486 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 109.1MB. Free memory is still 89.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 22:49:35,487 INFO L158 Benchmark]: CACSL2BoogieTranslator took 173.82ms. Allocated memory is still 109.1MB. Free memory was 72.6MB in the beginning and 85.6MB in the end (delta: -12.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-06 22:49:35,487 INFO L158 Benchmark]: Boogie Procedure Inliner took 23.60ms. Allocated memory is still 109.1MB. Free memory was 85.6MB in the beginning and 84.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-06 22:49:35,487 INFO L158 Benchmark]: Boogie Preprocessor took 15.16ms. Allocated memory is still 109.1MB. Free memory was 84.0MB in the beginning and 83.2MB in the end (delta: 856.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 22:49:35,488 INFO L158 Benchmark]: RCFGBuilder took 211.77ms. Allocated memory is still 109.1MB. Free memory was 83.2MB in the beginning and 72.7MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-06 22:49:35,488 INFO L158 Benchmark]: BuchiAutomizer took 19897.95ms. Allocated memory was 109.1MB in the beginning and 237.0MB in the end (delta: 127.9MB). Free memory was 72.7MB in the beginning and 156.7MB in the end (delta: -84.0MB). Peak memory consumption was 99.1MB. Max. memory is 16.1GB. [2021-12-06 22:49:35,490 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 109.1MB. Free memory is still 89.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 173.82ms. Allocated memory is still 109.1MB. Free memory was 72.6MB in the beginning and 85.6MB in the end (delta: -12.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 23.60ms. Allocated memory is still 109.1MB. Free memory was 85.6MB in the beginning and 84.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 15.16ms. Allocated memory is still 109.1MB. Free memory was 84.0MB in the beginning and 83.2MB in the end (delta: 856.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 211.77ms. Allocated memory is still 109.1MB. Free memory was 83.2MB in the beginning and 72.7MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 19897.95ms. Allocated memory was 109.1MB in the beginning and 237.0MB in the end (delta: 127.9MB). Free memory was 72.7MB in the beginning and 156.7MB in the end (delta: -84.0MB). Peak memory consumption was 99.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - ExceptionOrErrorResult: AssertionError: no settings was sufficient de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: AssertionError: no settings was sufficient: de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiCegarLoop.refineBuchi(BuchiCegarLoop.java:785) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-06 22:49:35,518 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-12-06 22:49:35,717 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-06 22:49:35,998 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_299e01b8-a0c8-4ec9-897b-e19b5dea201f/bin/uautomizer-DrprNOufMa/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