./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-fs--dlm--dlm.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee80817-8d36-4096-8937-6a5f80c68ff2/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee80817-8d36-4096-8937-6a5f80c68ff2/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee80817-8d36-4096-8937-6a5f80c68ff2/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee80817-8d36-4096-8937-6a5f80c68ff2/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-fs--dlm--dlm.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee80817-8d36-4096-8937-6a5f80c68ff2/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee80817-8d36-4096-8937-6a5f80c68ff2/bin/utaipan-I9t0OCRTmS --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 99f0ed329e878d63caf5812bbe82860c718587883f7767c44f6135fe86305674 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-19 06:42:25,319 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 06:42:25,322 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 06:42:25,365 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 06:42:25,366 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 06:42:25,370 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 06:42:25,373 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 06:42:25,377 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 06:42:25,379 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 06:42:25,385 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 06:42:25,386 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 06:42:25,388 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 06:42:25,389 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 06:42:25,391 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 06:42:25,393 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 06:42:25,395 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 06:42:25,397 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 06:42:25,398 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 06:42:25,400 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 06:42:25,406 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 06:42:25,408 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 06:42:25,410 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 06:42:25,413 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 06:42:25,414 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 06:42:25,422 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 06:42:25,423 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 06:42:25,423 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 06:42:25,425 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 06:42:25,426 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 06:42:25,427 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 06:42:25,427 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 06:42:25,429 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 06:42:25,431 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 06:42:25,432 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 06:42:25,433 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 06:42:25,434 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 06:42:25,434 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 06:42:25,435 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 06:42:25,435 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 06:42:25,436 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 06:42:25,437 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 06:42:25,438 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee80817-8d36-4096-8937-6a5f80c68ff2/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-19 06:42:25,461 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 06:42:25,461 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 06:42:25,462 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 06:42:25,462 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 06:42:25,462 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 06:42:25,463 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 06:42:25,463 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 06:42:25,463 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 06:42:25,463 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 06:42:25,463 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 06:42:25,464 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 06:42:25,464 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 06:42:25,464 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 06:42:25,464 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 06:42:25,464 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 06:42:25,465 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 06:42:25,465 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 06:42:25,465 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 06:42:25,466 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 06:42:25,466 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 06:42:25,466 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 06:42:25,467 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 06:42:25,467 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 06:42:25,467 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 06:42:25,467 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 06:42:25,467 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 06:42:25,468 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 06:42:25,468 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 06:42:25,468 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 06:42:25,468 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 06:42:25,468 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 06:42:25,469 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 06:42:25,469 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 06:42:25,469 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 06:42:25,469 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 06:42:25,469 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 06:42:25,470 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 06:42:25,470 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 06:42:25,470 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_3ee80817-8d36-4096-8937-6a5f80c68ff2/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee80817-8d36-4096-8937-6a5f80c68ff2/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 99f0ed329e878d63caf5812bbe82860c718587883f7767c44f6135fe86305674 [2022-11-19 06:42:25,739 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 06:42:25,775 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 06:42:25,778 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 06:42:25,779 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 06:42:25,780 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 06:42:25,781 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee80817-8d36-4096-8937-6a5f80c68ff2/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-fs--dlm--dlm.ko-entry_point.cil.out.i [2022-11-19 06:42:25,865 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee80817-8d36-4096-8937-6a5f80c68ff2/bin/utaipan-I9t0OCRTmS/data/343ec5e8e/b9d2615a53084b739aedf7e9e8530fdf/FLAGb5a9f5657 [2022-11-19 06:42:27,124 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 06:42:27,124 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee80817-8d36-4096-8937-6a5f80c68ff2/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-fs--dlm--dlm.ko-entry_point.cil.out.i [2022-11-19 06:42:27,218 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee80817-8d36-4096-8937-6a5f80c68ff2/bin/utaipan-I9t0OCRTmS/data/343ec5e8e/b9d2615a53084b739aedf7e9e8530fdf/FLAGb5a9f5657 [2022-11-19 06:42:27,715 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee80817-8d36-4096-8937-6a5f80c68ff2/bin/utaipan-I9t0OCRTmS/data/343ec5e8e/b9d2615a53084b739aedf7e9e8530fdf [2022-11-19 06:42:27,717 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 06:42:27,719 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 06:42:27,720 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 06:42:27,721 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 06:42:27,724 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 06:42:27,725 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 06:42:27" (1/1) ... [2022-11-19 06:42:27,726 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@633f4608 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:42:27, skipping insertion in model container [2022-11-19 06:42:27,727 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 06:42:27" (1/1) ... [2022-11-19 06:42:27,734 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 06:42:28,090 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 06:42:28,953 WARN L1258 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [7029] [2022-11-19 06:42:28,954 WARN L1258 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [7030-7031] [2022-11-19 06:42:29,581 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee80817-8d36-4096-8937-6a5f80c68ff2/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-fs--dlm--dlm.ko-entry_point.cil.out.i[208044,208057] [2022-11-19 06:42:39,970 WARN L611 FunctionHandler]: implicit declaration of function ldv_xmalloc [2022-11-19 06:42:39,986 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 06:42:40,041 INFO L203 MainTranslator]: Completed pre-run [2022-11-19 06:42:40,159 WARN L1258 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [7029] [2022-11-19 06:42:40,159 WARN L1258 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [7030-7031] [2022-11-19 06:42:40,178 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee80817-8d36-4096-8937-6a5f80c68ff2/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-fs--dlm--dlm.ko-entry_point.cil.out.i[208044,208057] [2022-11-19 06:42:41,183 WARN L611 FunctionHandler]: implicit declaration of function ldv_xmalloc [2022-11-19 06:42:41,189 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 06:42:41,878 INFO L208 MainTranslator]: Completed translation [2022-11-19 06:42:41,878 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:42:41 WrapperNode [2022-11-19 06:42:41,878 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 06:42:41,880 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-19 06:42:41,880 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-19 06:42:41,880 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-19 06:42:41,904 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:42:41" (1/1) ... [2022-11-19 06:42:42,286 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:42:41" (1/1) ... [2022-11-19 06:42:42,995 INFO L138 Inliner]: procedures = 1016, calls = 11258, calls flagged for inlining = 399, calls inlined = 394, statements flattened = 24026 [2022-11-19 06:42:42,996 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-19 06:42:42,997 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-19 06:42:42,998 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-19 06:42:42,999 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-19 06:42:43,010 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:42:41" (1/1) ... [2022-11-19 06:42:43,011 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:42:41" (1/1) ... [2022-11-19 06:42:43,163 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:42:41" (1/1) ... [2022-11-19 06:42:43,164 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:42:41" (1/1) ... [2022-11-19 06:42:43,875 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:42:41" (1/1) ... [2022-11-19 06:42:43,985 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:42:41" (1/1) ... [2022-11-19 06:42:44,291 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:42:41" (1/1) ... [2022-11-19 06:42:44,362 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:42:41" (1/1) ... [2022-11-19 06:42:44,571 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-19 06:42:44,573 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-19 06:42:44,573 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-19 06:42:44,573 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-19 06:42:44,605 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:42:41" (1/1) ... [2022-11-19 06:42:44,612 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 06:42:44,626 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee80817-8d36-4096-8937-6a5f80c68ff2/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 06:42:44,669 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee80817-8d36-4096-8937-6a5f80c68ff2/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-19 06:42:44,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ee80817-8d36-4096-8937-6a5f80c68ff2/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-19 06:42:44,800 INFO L130 BoogieDeclarations]: Found specification of procedure _unlock_lock [2022-11-19 06:42:44,800 INFO L138 BoogieDeclarations]: Found implementation of procedure _unlock_lock [2022-11-19 06:42:44,800 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2022-11-19 06:42:44,801 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2022-11-19 06:42:44,801 INFO L130 BoogieDeclarations]: Found specification of procedure table_seq_next [2022-11-19 06:42:44,801 INFO L138 BoogieDeclarations]: Found implementation of procedure table_seq_next [2022-11-19 06:42:44,801 INFO L130 BoogieDeclarations]: Found specification of procedure seq_puts [2022-11-19 06:42:44,801 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_puts [2022-11-19 06:42:44,801 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_create [2022-11-19 06:42:44,802 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_create [2022-11-19 06:42:44,802 INFO L130 BoogieDeclarations]: Found specification of procedure idr_destroy [2022-11-19 06:42:44,802 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_destroy [2022-11-19 06:42:44,802 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_process_requestqueue [2022-11-19 06:42:44,802 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_process_requestqueue [2022-11-19 06:42:44,803 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2022-11-19 06:42:44,803 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2022-11-19 06:42:44,803 INFO L130 BoogieDeclarations]: Found specification of procedure shrink_bucket [2022-11-19 06:42:44,803 INFO L138 BoogieDeclarations]: Found implementation of procedure shrink_bucket [2022-11-19 06:42:44,803 INFO L130 BoogieDeclarations]: Found specification of procedure can_be_queued [2022-11-19 06:42:44,803 INFO L138 BoogieDeclarations]: Found implementation of procedure can_be_queued [2022-11-19 06:42:44,804 INFO L130 BoogieDeclarations]: Found specification of procedure close_connection [2022-11-19 06:42:44,804 INFO L138 BoogieDeclarations]: Found implementation of procedure close_connection [2022-11-19 06:42:44,804 INFO L130 BoogieDeclarations]: Found specification of procedure dev_poll [2022-11-19 06:42:44,804 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_poll [2022-11-19 06:42:44,805 INFO L130 BoogieDeclarations]: Found specification of procedure del_timeout [2022-11-19 06:42:44,805 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timeout [2022-11-19 06:42:44,805 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_callback_stop [2022-11-19 06:42:44,805 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_callback_stop [2022-11-19 06:42:44,806 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2022-11-19 06:42:44,806 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2022-11-19 06:42:44,806 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_connect_to_sock [2022-11-19 06:42:44,806 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_connect_to_sock [2022-11-19 06:42:44,808 INFO L130 BoogieDeclarations]: Found specification of procedure send_blocking_asts_all [2022-11-19 06:42:44,808 INFO L138 BoogieDeclarations]: Found implementation of procedure send_blocking_asts_all [2022-11-19 06:42:44,809 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_should_stop [2022-11-19 06:42:44,809 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_should_stop [2022-11-19 06:42:44,809 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-19 06:42:44,809 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-19 06:42:44,809 INFO L130 BoogieDeclarations]: Found specification of procedure store_cluster [2022-11-19 06:42:44,810 INFO L138 BoogieDeclarations]: Found implementation of procedure store_cluster [2022-11-19 06:42:44,810 INFO L130 BoogieDeclarations]: Found specification of procedure set_unlock_args [2022-11-19 06:42:44,810 INFO L138 BoogieDeclarations]: Found implementation of procedure set_unlock_args [2022-11-19 06:42:44,824 INFO L130 BoogieDeclarations]: Found specification of procedure unhold_rsb [2022-11-19 06:42:44,825 INFO L138 BoogieDeclarations]: Found implementation of procedure unhold_rsb [2022-11-19 06:42:44,825 INFO L130 BoogieDeclarations]: Found specification of procedure force_blocking_asts [2022-11-19 06:42:44,825 INFO L138 BoogieDeclarations]: Found implementation of procedure force_blocking_asts [2022-11-19 06:42:44,826 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_event_store [2022-11-19 06:42:44,826 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_event_store [2022-11-19 06:42:44,826 INFO L130 BoogieDeclarations]: Found specification of procedure table_seq_show [2022-11-19 06:42:44,826 INFO L138 BoogieDeclarations]: Found implementation of procedure table_seq_show [2022-11-19 06:42:44,826 INFO L130 BoogieDeclarations]: Found specification of procedure receive_cancel_reply [2022-11-19 06:42:44,827 INFO L138 BoogieDeclarations]: Found implementation of procedure receive_cancel_reply [2022-11-19 06:42:44,827 INFO L130 BoogieDeclarations]: Found specification of procedure rb_next [2022-11-19 06:42:44,827 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_next [2022-11-19 06:42:44,828 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_user_add_ast [2022-11-19 06:42:44,828 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_user_add_ast [2022-11-19 06:42:44,828 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-19 06:42:44,828 INFO L130 BoogieDeclarations]: Found specification of procedure receive_cancel [2022-11-19 06:42:44,828 INFO L138 BoogieDeclarations]: Found implementation of procedure receive_cancel [2022-11-19 06:42:44,829 INFO L130 BoogieDeclarations]: Found specification of procedure drop_space [2022-11-19 06:42:44,829 INFO L138 BoogieDeclarations]: Found implementation of procedure drop_space [2022-11-19 06:42:44,829 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-19 06:42:44,829 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-19 06:42:44,829 INFO L130 BoogieDeclarations]: Found specification of procedure print_lockmode [2022-11-19 06:42:44,829 INFO L138 BoogieDeclarations]: Found implementation of procedure print_lockmode [2022-11-19 06:42:44,830 INFO L130 BoogieDeclarations]: Found specification of procedure print_format1_lock [2022-11-19 06:42:44,830 INFO L138 BoogieDeclarations]: Found implementation of procedure print_format1_lock [2022-11-19 06:42:44,831 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2022-11-19 06:42:44,831 INFO L130 BoogieDeclarations]: Found specification of procedure grant_lock_pc [2022-11-19 06:42:44,831 INFO L138 BoogieDeclarations]: Found implementation of procedure grant_lock_pc [2022-11-19 06:42:44,831 INFO L130 BoogieDeclarations]: Found specification of procedure _set_recover_status [2022-11-19 06:42:44,832 INFO L138 BoogieDeclarations]: Found implementation of procedure _set_recover_status [2022-11-19 06:42:44,832 INFO L130 BoogieDeclarations]: Found specification of procedure _can_be_granted [2022-11-19 06:42:44,832 INFO L138 BoogieDeclarations]: Found implementation of procedure _can_be_granted [2022-11-19 06:42:44,832 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_user_exit [2022-11-19 06:42:44,833 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_user_exit [2022-11-19 06:42:44,833 INFO L130 BoogieDeclarations]: Found specification of procedure is_demoted [2022-11-19 06:42:44,834 INFO L138 BoogieDeclarations]: Found implementation of procedure is_demoted [2022-11-19 06:42:44,834 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-19 06:42:44,834 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-19 06:42:44,834 INFO L130 BoogieDeclarations]: Found specification of procedure new_rsb_count_write [2022-11-19 06:42:44,834 INFO L138 BoogieDeclarations]: Found implementation of procedure new_rsb_count_write [2022-11-19 06:42:44,835 INFO L130 BoogieDeclarations]: Found specification of procedure unhold_lkb [2022-11-19 06:42:44,835 INFO L138 BoogieDeclarations]: Found implementation of procedure unhold_lkb [2022-11-19 06:42:44,836 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_recover_masters [2022-11-19 06:42:44,836 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_recover_masters [2022-11-19 06:42:44,837 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-19 06:42:44,837 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-19 06:42:44,837 INFO L130 BoogieDeclarations]: Found specification of procedure _create_message [2022-11-19 06:42:44,837 INFO L138 BoogieDeclarations]: Found implementation of procedure _create_message [2022-11-19 06:42:44,837 INFO L130 BoogieDeclarations]: Found specification of procedure rsb_insert [2022-11-19 06:42:44,838 INFO L138 BoogieDeclarations]: Found implementation of procedure rsb_insert [2022-11-19 06:42:44,838 INFO L130 BoogieDeclarations]: Found specification of procedure protocol_read [2022-11-19 06:42:44,838 INFO L138 BoogieDeclarations]: Found implementation of procedure protocol_read [2022-11-19 06:42:44,838 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_purge_requestqueue [2022-11-19 06:42:44,838 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_purge_requestqueue [2022-11-19 06:42:44,838 INFO L130 BoogieDeclarations]: Found specification of procedure receive_flags_reply [2022-11-19 06:42:44,839 INFO L138 BoogieDeclarations]: Found implementation of procedure receive_flags_reply [2022-11-19 06:42:44,839 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_receive_message [2022-11-19 06:42:44,839 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_receive_message [2022-11-19 06:42:44,840 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_recover_locks_wait [2022-11-19 06:42:44,840 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_recover_locks_wait [2022-11-19 06:42:44,840 INFO L130 BoogieDeclarations]: Found specification of procedure ctl_device_open [2022-11-19 06:42:44,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ctl_device_open [2022-11-19 06:42:44,842 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_print_lkb [2022-11-19 06:42:44,844 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_print_lkb [2022-11-19 06:42:44,845 INFO L130 BoogieDeclarations]: Found specification of procedure print_format2_lock [2022-11-19 06:42:44,845 INFO L138 BoogieDeclarations]: Found implementation of procedure print_format2_lock [2022-11-19 06:42:44,846 INFO L130 BoogieDeclarations]: Found specification of procedure lock_rsb [2022-11-19 06:42:44,847 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_rsb [2022-11-19 06:42:44,847 INFO L130 BoogieDeclarations]: Found specification of procedure receive_remove [2022-11-19 06:42:44,849 INFO L138 BoogieDeclarations]: Found implementation of procedure receive_remove [2022-11-19 06:42:44,849 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_master_lookup [2022-11-19 06:42:44,849 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_master_lookup [2022-11-19 06:42:44,855 INFO L130 BoogieDeclarations]: Found specification of procedure seq_open [2022-11-19 06:42:44,859 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_open [2022-11-19 06:42:44,860 INFO L130 BoogieDeclarations]: Found specification of procedure sctp_init_failed_foreach [2022-11-19 06:42:44,860 INFO L138 BoogieDeclarations]: Found implementation of procedure sctp_init_failed_foreach [2022-11-19 06:42:44,860 INFO L130 BoogieDeclarations]: Found specification of procedure remove_lock_pc [2022-11-19 06:42:44,860 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_lock_pc [2022-11-19 06:42:44,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-19 06:42:44,860 INFO L130 BoogieDeclarations]: Found specification of procedure drop_cluster [2022-11-19 06:42:44,861 INFO L138 BoogieDeclarations]: Found implementation of procedure drop_cluster [2022-11-19 06:42:44,861 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_release_lockspace [2022-11-19 06:42:44,861 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_release_lockspace [2022-11-19 06:42:44,861 INFO L130 BoogieDeclarations]: Found specification of procedure wait_status_all [2022-11-19 06:42:44,861 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_status_all [2022-11-19 06:42:44,861 INFO L130 BoogieDeclarations]: Found specification of procedure toss_secs_write [2022-11-19 06:42:44,861 INFO L138 BoogieDeclarations]: Found implementation of procedure toss_secs_write [2022-11-19 06:42:44,861 INFO L130 BoogieDeclarations]: Found specification of procedure grant_pending_locks [2022-11-19 06:42:44,862 INFO L138 BoogieDeclarations]: Found implementation of procedure grant_pending_locks [2022-11-19 06:42:44,862 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2022-11-19 06:42:44,862 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2022-11-19 06:42:44,862 INFO L130 BoogieDeclarations]: Found specification of procedure ctl_device_close [2022-11-19 06:42:44,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ctl_device_close [2022-11-19 06:42:44,862 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-11-19 06:42:44,862 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-11-19 06:42:44,863 INFO L130 BoogieDeclarations]: Found specification of procedure receive_lookup_reply [2022-11-19 06:42:44,863 INFO L138 BoogieDeclarations]: Found implementation of procedure receive_lookup_reply [2022-11-19 06:42:44,863 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_allocate_rsb [2022-11-19 06:42:44,863 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_allocate_rsb [2022-11-19 06:42:44,863 INFO L130 BoogieDeclarations]: Found specification of procedure is_overlap_cancel [2022-11-19 06:42:44,863 INFO L138 BoogieDeclarations]: Found implementation of procedure is_overlap_cancel [2022-11-19 06:42:44,863 INFO L130 BoogieDeclarations]: Found specification of procedure __put_lkb [2022-11-19 06:42:44,863 INFO L138 BoogieDeclarations]: Found implementation of procedure __put_lkb [2022-11-19 06:42:44,864 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_callback_work [2022-11-19 06:42:44,864 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_callback_work [2022-11-19 06:42:44,864 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_lockspace_exit [2022-11-19 06:42:44,864 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_lockspace_exit [2022-11-19 06:42:44,864 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2022-11-19 06:42:44,864 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2022-11-19 06:42:44,864 INFO L130 BoogieDeclarations]: Found specification of procedure send_convert [2022-11-19 06:42:44,864 INFO L138 BoogieDeclarations]: Found implementation of procedure send_convert [2022-11-19 06:42:44,865 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_control_store [2022-11-19 06:42:44,865 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_control_store [2022-11-19 06:42:44,865 INFO L130 BoogieDeclarations]: Found specification of procedure queue_conflict [2022-11-19 06:42:44,865 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_conflict [2022-11-19 06:42:44,865 INFO L130 BoogieDeclarations]: Found specification of procedure request_lock [2022-11-19 06:42:44,865 INFO L138 BoogieDeclarations]: Found implementation of procedure request_lock [2022-11-19 06:42:44,865 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-19 06:42:44,865 INFO L130 BoogieDeclarations]: Found specification of procedure _receive_unlock_reply [2022-11-19 06:42:44,866 INFO L138 BoogieDeclarations]: Found implementation of procedure _receive_unlock_reply [2022-11-19 06:42:44,866 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_print_rsb [2022-11-19 06:42:44,866 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_print_rsb [2022-11-19 06:42:44,866 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-11-19 06:42:44,866 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-11-19 06:42:44,866 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-19 06:42:44,866 INFO L130 BoogieDeclarations]: Found specification of procedure wait_status [2022-11-19 06:42:44,867 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_status [2022-11-19 06:42:44,867 INFO L130 BoogieDeclarations]: Found specification of procedure config_item_to_node [2022-11-19 06:42:44,867 INFO L138 BoogieDeclarations]: Found implementation of procedure config_item_to_node [2022-11-19 06:42:44,867 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_recover_purge [2022-11-19 06:42:44,867 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_recover_purge [2022-11-19 06:42:44,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-19 06:42:44,867 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-19 06:42:44,867 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-11-19 06:42:44,868 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-11-19 06:42:44,868 INFO L130 BoogieDeclarations]: Found specification of procedure ___ratelimit [2022-11-19 06:42:44,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ___ratelimit [2022-11-19 06:42:44,868 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_recover_grant [2022-11-19 06:42:44,868 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_recover_grant [2022-11-19 06:42:44,868 INFO L130 BoogieDeclarations]: Found specification of procedure misc_register [2022-11-19 06:42:44,868 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_register [2022-11-19 06:42:44,884 INFO L130 BoogieDeclarations]: Found specification of procedure _cond_resched [2022-11-19 06:42:44,884 INFO L138 BoogieDeclarations]: Found implementation of procedure _cond_resched [2022-11-19 06:42:44,884 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_lock [2022-11-19 06:42:44,884 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_lock [2022-11-19 06:42:44,884 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_zalloc [2022-11-19 06:42:44,885 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_zalloc [2022-11-19 06:42:44,885 INFO L130 BoogieDeclarations]: Found specification of procedure setup_stub_lkb [2022-11-19 06:42:44,885 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_stub_lkb [2022-11-19 06:42:44,885 INFO L130 BoogieDeclarations]: Found specification of procedure allow_sync_reply [2022-11-19 06:42:44,885 INFO L138 BoogieDeclarations]: Found implementation of procedure allow_sync_reply [2022-11-19 06:42:44,885 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_user_daemon_available [2022-11-19 06:42:44,886 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_user_daemon_available [2022-11-19 06:42:44,886 INFO L130 BoogieDeclarations]: Found specification of procedure comm_nodeid_read [2022-11-19 06:42:44,886 INFO L138 BoogieDeclarations]: Found implementation of procedure comm_nodeid_read [2022-11-19 06:42:44,886 INFO L130 BoogieDeclarations]: Found specification of procedure add_lkb [2022-11-19 06:42:44,886 INFO L138 BoogieDeclarations]: Found implementation of procedure add_lkb [2022-11-19 06:42:44,886 INFO L130 BoogieDeclarations]: Found specification of procedure node_weight_read [2022-11-19 06:42:44,887 INFO L138 BoogieDeclarations]: Found implementation of procedure node_weight_read [2022-11-19 06:42:44,887 INFO L130 BoogieDeclarations]: Found specification of procedure receive_convert [2022-11-19 06:42:44,887 INFO L138 BoogieDeclarations]: Found implementation of procedure receive_convert [2022-11-19 06:42:44,887 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_recover_locks [2022-11-19 06:42:44,887 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_recover_locks [2022-11-19 06:42:44,887 INFO L130 BoogieDeclarations]: Found specification of procedure waitwarn_us_write [2022-11-19 06:42:44,888 INFO L138 BoogieDeclarations]: Found implementation of procedure waitwarn_us_write [2022-11-19 06:42:44,888 INFO L130 BoogieDeclarations]: Found specification of procedure send_bast_queue [2022-11-19 06:42:44,888 INFO L138 BoogieDeclarations]: Found implementation of procedure send_bast_queue [2022-11-19 06:42:44,888 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2022-11-19 06:42:44,888 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2022-11-19 06:42:44,888 INFO L130 BoogieDeclarations]: Found specification of procedure log_slots [2022-11-19 06:42:44,889 INFO L138 BoogieDeclarations]: Found implementation of procedure log_slots [2022-11-19 06:42:44,889 INFO L130 BoogieDeclarations]: Found specification of procedure confirm_master [2022-11-19 06:42:44,889 INFO L138 BoogieDeclarations]: Found implementation of procedure confirm_master [2022-11-19 06:42:44,889 INFO L130 BoogieDeclarations]: Found specification of procedure cluster_cluster_name_write [2022-11-19 06:42:44,889 INFO L138 BoogieDeclarations]: Found implementation of procedure cluster_cluster_name_write [2022-11-19 06:42:44,889 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_memory_exit [2022-11-19 06:42:44,890 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_memory_exit [2022-11-19 06:42:44,890 INFO L130 BoogieDeclarations]: Found specification of procedure kernel_sendmsg [2022-11-19 06:42:44,890 INFO L138 BoogieDeclarations]: Found implementation of procedure kernel_sendmsg [2022-11-19 06:42:44,890 INFO L130 BoogieDeclarations]: Found specification of procedure recover_master_static [2022-11-19 06:42:44,890 INFO L138 BoogieDeclarations]: Found implementation of procedure recover_master_static [2022-11-19 06:42:44,890 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-19 06:42:44,891 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-19 06:42:44,891 INFO L130 BoogieDeclarations]: Found specification of procedure find_node_addr [2022-11-19 06:42:44,891 INFO L138 BoogieDeclarations]: Found implementation of procedure find_node_addr [2022-11-19 06:42:44,891 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_dir_nodeid [2022-11-19 06:42:44,891 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_dir_nodeid [2022-11-19 06:42:44,891 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_recover_process_copy [2022-11-19 06:42:44,892 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_recover_process_copy [2022-11-19 06:42:44,893 INFO L130 BoogieDeclarations]: Found specification of procedure do_unlock [2022-11-19 06:42:44,897 INFO L138 BoogieDeclarations]: Found implementation of procedure do_unlock [2022-11-19 06:42:44,897 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_hash2nodeid [2022-11-19 06:42:44,897 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_hash2nodeid [2022-11-19 06:42:44,897 INFO L130 BoogieDeclarations]: Found specification of procedure list_move [2022-11-19 06:42:44,897 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move [2022-11-19 06:42:44,897 INFO L130 BoogieDeclarations]: Found specification of procedure release_node [2022-11-19 06:42:44,898 INFO L138 BoogieDeclarations]: Found implementation of procedure release_node [2022-11-19 06:42:44,898 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-19 06:42:44,898 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-19 06:42:44,899 INFO L130 BoogieDeclarations]: Found specification of procedure do_cancel [2022-11-19 06:42:44,899 INFO L138 BoogieDeclarations]: Found implementation of procedure do_cancel [2022-11-19 06:42:44,900 INFO L130 BoogieDeclarations]: Found specification of procedure recover_convert_waiter [2022-11-19 06:42:44,900 INFO L138 BoogieDeclarations]: Found implementation of procedure recover_convert_waiter [2022-11-19 06:42:44,900 INFO L130 BoogieDeclarations]: Found specification of procedure __find_con [2022-11-19 06:42:44,900 INFO L138 BoogieDeclarations]: Found implementation of procedure __find_con [2022-11-19 06:42:44,900 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-11-19 06:42:44,900 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-11-19 06:42:44,901 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-19 06:42:44,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-19 06:42:44,901 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-19 06:42:44,901 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-19 06:42:44,901 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_is_removed [2022-11-19 06:42:44,901 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_is_removed [2022-11-19 06:42:44,901 INFO L130 BoogieDeclarations]: Found specification of procedure idr_preload [2022-11-19 06:42:44,902 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_preload [2022-11-19 06:42:44,902 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-19 06:42:44,915 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-19 06:42:44,916 INFO L130 BoogieDeclarations]: Found specification of procedure unlock_rsb [2022-11-19 06:42:44,916 INFO L138 BoogieDeclarations]: Found implementation of procedure unlock_rsb [2022-11-19 06:42:44,916 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_scan_rsbs [2022-11-19 06:42:44,916 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_scan_rsbs [2022-11-19 06:42:44,916 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_wait_function [2022-11-19 06:42:44,917 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_wait_function [2022-11-19 06:42:44,917 INFO L130 BoogieDeclarations]: Found specification of procedure rsb_clear_flag [2022-11-19 06:42:44,917 INFO L138 BoogieDeclarations]: Found implementation of procedure rsb_clear_flag [2022-11-19 06:42:44,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-19 06:42:44,917 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_put_lockspace [2022-11-19 06:42:44,917 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_put_lockspace [2022-11-19 06:42:44,918 INFO L130 BoogieDeclarations]: Found specification of procedure rsb_cmp [2022-11-19 06:42:44,919 INFO L138 BoogieDeclarations]: Found implementation of procedure rsb_cmp [2022-11-19 06:42:44,919 INFO L130 BoogieDeclarations]: Found specification of procedure process_send_sockets [2022-11-19 06:42:44,919 INFO L138 BoogieDeclarations]: Found implementation of procedure process_send_sockets [2022-11-19 06:42:44,919 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-11-19 06:42:44,920 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-11-19 06:42:44,920 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2022-11-19 06:42:44,920 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2022-11-19 06:42:44,920 INFO L130 BoogieDeclarations]: Found specification of procedure recover_callbacks_write [2022-11-19 06:42:44,920 INFO L138 BoogieDeclarations]: Found implementation of procedure recover_callbacks_write [2022-11-19 06:42:44,920 INFO L130 BoogieDeclarations]: Found specification of procedure node_weight_write [2022-11-19 06:42:44,921 INFO L138 BoogieDeclarations]: Found implementation of procedure node_weight_write [2022-11-19 06:42:44,921 INFO L130 BoogieDeclarations]: Found specification of procedure _convert_lock [2022-11-19 06:42:44,921 INFO L138 BoogieDeclarations]: Found implementation of procedure _convert_lock [2022-11-19 06:42:44,921 INFO L130 BoogieDeclarations]: Found specification of procedure table_open [2022-11-19 06:42:44,921 INFO L138 BoogieDeclarations]: Found implementation of procedure table_open [2022-11-19 06:42:44,921 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2022-11-19 06:42:44,922 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2022-11-19 06:42:44,922 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-19 06:42:44,922 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-19 06:42:44,922 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-19 06:42:44,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-19 06:42:44,922 INFO L130 BoogieDeclarations]: Found specification of procedure print_format3_lock [2022-11-19 06:42:44,923 INFO L138 BoogieDeclarations]: Found implementation of procedure print_format3_lock [2022-11-19 06:42:44,923 INFO L130 BoogieDeclarations]: Found specification of procedure scan_secs_read [2022-11-19 06:42:44,923 INFO L138 BoogieDeclarations]: Found implementation of procedure scan_secs_read [2022-11-19 06:42:44,923 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-19 06:42:44,923 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-19 06:42:44,923 INFO L130 BoogieDeclarations]: Found specification of procedure lockspace_kobj_release [2022-11-19 06:42:44,924 INFO L138 BoogieDeclarations]: Found implementation of procedure lockspace_kobj_release [2022-11-19 06:42:44,924 INFO L130 BoogieDeclarations]: Found specification of procedure find_memb [2022-11-19 06:42:44,924 INFO L138 BoogieDeclarations]: Found implementation of procedure find_memb [2022-11-19 06:42:44,924 INFO L130 BoogieDeclarations]: Found specification of procedure recover_timer_write [2022-11-19 06:42:44,924 INFO L138 BoogieDeclarations]: Found implementation of procedure recover_timer_write [2022-11-19 06:42:44,924 INFO L130 BoogieDeclarations]: Found specification of procedure lowcomms_connect_sock [2022-11-19 06:42:44,925 INFO L138 BoogieDeclarations]: Found implementation of procedure lowcomms_connect_sock [2022-11-19 06:42:44,925 INFO L130 BoogieDeclarations]: Found specification of procedure node_nodeid_read [2022-11-19 06:42:44,925 INFO L138 BoogieDeclarations]: Found implementation of procedure node_nodeid_read [2022-11-19 06:42:44,925 INFO L130 BoogieDeclarations]: Found specification of procedure recover_locks_queue [2022-11-19 06:42:44,925 INFO L138 BoogieDeclarations]: Found implementation of procedure recover_locks_queue [2022-11-19 06:42:44,925 INFO L130 BoogieDeclarations]: Found specification of procedure jhash [2022-11-19 06:42:44,926 INFO L138 BoogieDeclarations]: Found implementation of procedure jhash [2022-11-19 06:42:44,926 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2022-11-19 06:42:44,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2022-11-19 06:42:44,926 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-19 06:42:44,926 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-19 06:42:44,926 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-19 06:42:44,926 INFO L130 BoogieDeclarations]: Found specification of procedure device_open [2022-11-19 06:42:44,927 INFO L138 BoogieDeclarations]: Found implementation of procedure device_open [2022-11-19 06:42:44,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-19 06:42:44,927 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2022-11-19 06:42:44,927 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2022-11-19 06:42:44,927 INFO L130 BoogieDeclarations]: Found specification of procedure dev_write [2022-11-19 06:42:44,927 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_write [2022-11-19 06:42:44,928 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2022-11-19 06:42:44,928 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2022-11-19 06:42:44,928 INFO L130 BoogieDeclarations]: Found specification of procedure table_seq_start [2022-11-19 06:42:44,928 INFO L138 BoogieDeclarations]: Found implementation of procedure table_seq_start [2022-11-19 06:42:44,928 INFO L130 BoogieDeclarations]: Found specification of procedure release_space [2022-11-19 06:42:44,928 INFO L138 BoogieDeclarations]: Found implementation of procedure release_space [2022-11-19 06:42:44,929 INFO L130 BoogieDeclarations]: Found specification of procedure receive_unlock_reply [2022-11-19 06:42:44,929 INFO L138 BoogieDeclarations]: Found implementation of procedure receive_unlock_reply [2022-11-19 06:42:44,929 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_nodir_show [2022-11-19 06:42:44,929 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_nodir_show [2022-11-19 06:42:44,929 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_to_us [2022-11-19 06:42:44,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_to_us [2022-11-19 06:42:44,929 INFO L130 BoogieDeclarations]: Found specification of procedure nla_total_size [2022-11-19 06:42:44,930 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_total_size [2022-11-19 06:42:44,930 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2022-11-19 06:42:44,930 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2022-11-19 06:42:44,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2022-11-19 06:42:44,930 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_recoverd_stop [2022-11-19 06:42:44,930 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_recoverd_stop [2022-11-19 06:42:44,931 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-11-19 06:42:44,931 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-11-19 06:42:44,931 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-19 06:42:44,931 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-19 06:42:44,931 INFO L130 BoogieDeclarations]: Found specification of procedure receive_rcom_lookup [2022-11-19 06:42:44,931 INFO L138 BoogieDeclarations]: Found implementation of procedure receive_rcom_lookup [2022-11-19 06:42:44,932 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_recover_members_wait [2022-11-19 06:42:44,932 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_recover_members_wait [2022-11-19 06:42:44,932 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_recover_master_reply [2022-11-19 06:42:44,932 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_recover_master_reply [2022-11-19 06:42:44,932 INFO L130 BoogieDeclarations]: Found specification of procedure remove_from_waiters [2022-11-19 06:42:44,932 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_from_waiters [2022-11-19 06:42:44,933 INFO L130 BoogieDeclarations]: Found specification of procedure comm_addr_list_read [2022-11-19 06:42:44,933 INFO L138 BoogieDeclarations]: Found implementation of procedure comm_addr_list_read [2022-11-19 06:42:44,933 INFO L130 BoogieDeclarations]: Found specification of procedure do_request_effects [2022-11-19 06:42:44,933 INFO L138 BoogieDeclarations]: Found implementation of procedure do_request_effects [2022-11-19 06:42:44,933 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-11-19 06:42:44,933 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-11-19 06:42:44,933 INFO L130 BoogieDeclarations]: Found specification of procedure do_convert_effects [2022-11-19 06:42:44,934 INFO L138 BoogieDeclarations]: Found implementation of procedure do_convert_effects [2022-11-19 06:42:44,934 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_set_recover_status [2022-11-19 06:42:44,934 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_set_recover_status [2022-11-19 06:42:44,934 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-19 06:42:44,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-19 06:42:44,934 INFO L130 BoogieDeclarations]: Found specification of procedure device_close [2022-11-19 06:42:44,935 INFO L138 BoogieDeclarations]: Found implementation of procedure device_close [2022-11-19 06:42:44,936 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_recovery_stopped [2022-11-19 06:42:44,936 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_recovery_stopped [2022-11-19 06:42:44,936 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_send_rcom_lock [2022-11-19 06:42:44,937 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_send_rcom_lock [2022-11-19 06:42:44,937 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-19 06:42:44,937 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-19 06:42:44,937 INFO L130 BoogieDeclarations]: Found specification of procedure send_lookup [2022-11-19 06:42:44,937 INFO L138 BoogieDeclarations]: Found implementation of procedure send_lookup [2022-11-19 06:42:44,937 INFO L130 BoogieDeclarations]: Found specification of procedure __receive_convert_reply [2022-11-19 06:42:44,937 INFO L138 BoogieDeclarations]: Found implementation of procedure __receive_convert_reply [2022-11-19 06:42:44,938 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_recover_status [2022-11-19 06:42:44,938 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_recover_status [2022-11-19 06:42:44,938 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_copy [2022-11-19 06:42:44,938 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_copy [2022-11-19 06:42:44,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2022-11-19 06:42:44,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2022-11-19 06:42:44,939 INFO L130 BoogieDeclarations]: Found specification of procedure get_rsb_struct [2022-11-19 06:42:44,939 INFO L138 BoogieDeclarations]: Found implementation of procedure get_rsb_struct [2022-11-19 06:42:44,939 INFO L130 BoogieDeclarations]: Found specification of procedure toss_secs_read [2022-11-19 06:42:44,939 INFO L138 BoogieDeclarations]: Found implementation of procedure toss_secs_read [2022-11-19 06:42:44,939 INFO L130 BoogieDeclarations]: Found specification of procedure is_process_copy [2022-11-19 06:42:44,939 INFO L138 BoogieDeclarations]: Found implementation of procedure is_process_copy [2022-11-19 06:42:44,940 INFO L130 BoogieDeclarations]: Found specification of procedure log_debug_write [2022-11-19 06:42:44,940 INFO L138 BoogieDeclarations]: Found implementation of procedure log_debug_write [2022-11-19 06:42:44,940 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_lsop_recover_prep [2022-11-19 06:42:44,940 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_lsop_recover_prep [2022-11-19 06:42:44,940 INFO L130 BoogieDeclarations]: Found specification of procedure do_unlock_effects [2022-11-19 06:42:44,940 INFO L138 BoogieDeclarations]: Found implementation of procedure do_unlock_effects [2022-11-19 06:42:44,940 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-19 06:42:44,941 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-19 06:42:44,941 INFO L130 BoogieDeclarations]: Found specification of procedure receive_rcom_lookup_reply [2022-11-19 06:42:44,941 INFO L138 BoogieDeclarations]: Found implementation of procedure receive_rcom_lookup_reply [2022-11-19 06:42:44,941 INFO L130 BoogieDeclarations]: Found specification of procedure is_altmode [2022-11-19 06:42:44,941 INFO L138 BoogieDeclarations]: Found implementation of procedure is_altmode [2022-11-19 06:42:44,941 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2022-11-19 06:42:44,942 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2022-11-19 06:42:44,942 INFO L130 BoogieDeclarations]: Found specification of procedure send_common [2022-11-19 06:42:44,942 INFO L138 BoogieDeclarations]: Found implementation of procedure send_common [2022-11-19 06:42:44,942 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_put_rsb [2022-11-19 06:42:44,942 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_put_rsb [2022-11-19 06:42:44,942 INFO L130 BoogieDeclarations]: Found specification of procedure receive_bast [2022-11-19 06:42:44,942 INFO L138 BoogieDeclarations]: Found implementation of procedure receive_bast [2022-11-19 06:42:44,943 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_recover_waiters_post [2022-11-19 06:42:44,943 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_recover_waiters_post [2022-11-19 06:42:44,943 INFO L130 BoogieDeclarations]: Found specification of procedure timewarn_cs_read [2022-11-19 06:42:44,943 INFO L138 BoogieDeclarations]: Found implementation of procedure timewarn_cs_read [2022-11-19 06:42:44,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-19 06:42:44,943 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_locking_stopped [2022-11-19 06:42:44,944 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_locking_stopped [2022-11-19 06:42:44,944 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_recover_status_show [2022-11-19 06:42:44,944 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_recover_status_show [2022-11-19 06:42:44,944 INFO L130 BoogieDeclarations]: Found specification of procedure create_message [2022-11-19 06:42:44,944 INFO L138 BoogieDeclarations]: Found implementation of procedure create_message [2022-11-19 06:42:44,944 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_purge_mstcpy_locks [2022-11-19 06:42:44,945 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_purge_mstcpy_locks [2022-11-19 06:42:44,945 INFO L130 BoogieDeclarations]: Found specification of procedure receive_flags [2022-11-19 06:42:44,945 INFO L138 BoogieDeclarations]: Found implementation of procedure receive_flags [2022-11-19 06:42:44,945 INFO L130 BoogieDeclarations]: Found specification of procedure header_in [2022-11-19 06:42:44,945 INFO L138 BoogieDeclarations]: Found implementation of procedure header_in [2022-11-19 06:42:44,945 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-19 06:42:44,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-19 06:42:44,946 INFO L130 BoogieDeclarations]: Found specification of procedure wait_status_low [2022-11-19 06:42:44,946 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_status_low [2022-11-19 06:42:44,946 INFO L130 BoogieDeclarations]: Found specification of procedure validate_lock_args [2022-11-19 06:42:44,946 INFO L138 BoogieDeclarations]: Found implementation of procedure validate_lock_args [2022-11-19 06:42:44,946 INFO L130 BoogieDeclarations]: Found specification of procedure cluster_set [2022-11-19 06:42:44,946 INFO L138 BoogieDeclarations]: Found implementation of procedure cluster_set [2022-11-19 06:42:44,947 INFO L130 BoogieDeclarations]: Found specification of procedure config_item_to_comm [2022-11-19 06:42:44,947 INFO L138 BoogieDeclarations]: Found implementation of procedure config_item_to_comm [2022-11-19 06:42:44,947 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_destroy [2022-11-19 06:42:44,947 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_destroy [2022-11-19 06:42:44,947 INFO L130 BoogieDeclarations]: Found specification of procedure validate_unlock_args [2022-11-19 06:42:44,947 INFO L138 BoogieDeclarations]: Found implementation of procedure validate_unlock_args [2022-11-19 06:42:44,948 INFO L130 BoogieDeclarations]: Found specification of procedure recover_callbacks_read [2022-11-19 06:42:44,948 INFO L138 BoogieDeclarations]: Found implementation of procedure recover_callbacks_read [2022-11-19 06:42:44,948 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_dump_rsb [2022-11-19 06:42:44,948 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_dump_rsb [2022-11-19 06:42:44,948 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_recover_done_wait [2022-11-19 06:42:44,948 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_recover_done_wait [2022-11-19 06:42:44,948 INFO L130 BoogieDeclarations]: Found specification of procedure add_timeout [2022-11-19 06:42:44,949 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timeout [2022-11-19 06:42:44,949 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_unregister_debugfs [2022-11-19 06:42:44,949 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_unregister_debugfs [2022-11-19 06:42:44,949 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_recover_members [2022-11-19 06:42:44,949 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_recover_members [2022-11-19 06:42:44,949 INFO L130 BoogieDeclarations]: Found specification of procedure kref_init [2022-11-19 06:42:44,950 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_init [2022-11-19 06:42:44,950 INFO L130 BoogieDeclarations]: Found specification of procedure kernel_setsockopt [2022-11-19 06:42:44,950 INFO L138 BoogieDeclarations]: Found implementation of procedure kernel_setsockopt [2022-11-19 06:42:44,950 INFO L130 BoogieDeclarations]: Found specification of procedure create_rcom [2022-11-19 06:42:44,950 INFO L138 BoogieDeclarations]: Found implementation of procedure create_rcom [2022-11-19 06:42:44,950 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-11-19 06:42:44,950 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-11-19 06:42:44,950 INFO L130 BoogieDeclarations]: Found specification of procedure send_rcom [2022-11-19 06:42:44,950 INFO L138 BoogieDeclarations]: Found implementation of procedure send_rcom [2022-11-19 06:42:44,951 INFO L130 BoogieDeclarations]: Found specification of procedure grant_pending_convert [2022-11-19 06:42:44,951 INFO L138 BoogieDeclarations]: Found implementation of procedure grant_pending_convert [2022-11-19 06:42:44,951 INFO L130 BoogieDeclarations]: Found specification of procedure queue_bast [2022-11-19 06:42:44,951 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_bast [2022-11-19 06:42:44,951 INFO L130 BoogieDeclarations]: Found specification of procedure _receive_convert_reply [2022-11-19 06:42:44,951 INFO L138 BoogieDeclarations]: Found implementation of procedure _receive_convert_reply [2022-11-19 06:42:44,951 INFO L130 BoogieDeclarations]: Found specification of procedure assoc2con [2022-11-19 06:42:44,951 INFO L138 BoogieDeclarations]: Found implementation of procedure assoc2con [2022-11-19 06:42:44,952 INFO L130 BoogieDeclarations]: Found specification of procedure __get_unaligned_cpu32 [2022-11-19 06:42:44,952 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_unaligned_cpu32 [2022-11-19 06:42:44,952 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2022-11-19 06:42:44,952 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2022-11-19 06:42:44,952 INFO L130 BoogieDeclarations]: Found specification of procedure nodeid_to_addr [2022-11-19 06:42:44,952 INFO L138 BoogieDeclarations]: Found implementation of procedure nodeid_to_addr [2022-11-19 06:42:44,952 INFO L130 BoogieDeclarations]: Found specification of procedure foreach_conn [2022-11-19 06:42:44,952 INFO L138 BoogieDeclarations]: Found implementation of procedure foreach_conn [2022-11-19 06:42:44,953 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_lsop_recover_slot [2022-11-19 06:42:44,953 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_lsop_recover_slot [2022-11-19 06:42:44,953 INFO L130 BoogieDeclarations]: Found specification of procedure send_request [2022-11-19 06:42:44,953 INFO L138 BoogieDeclarations]: Found implementation of procedure send_request [2022-11-19 06:42:44,953 INFO L130 BoogieDeclarations]: Found specification of procedure purge_mstcpy_list [2022-11-19 06:42:44,953 INFO L138 BoogieDeclarations]: Found implementation of procedure purge_mstcpy_list [2022-11-19 06:42:44,953 INFO L130 BoogieDeclarations]: Found specification of procedure recover_list_del [2022-11-19 06:42:44,953 INFO L138 BoogieDeclarations]: Found implementation of procedure recover_list_del [2022-11-19 06:42:44,954 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2022-11-19 06:42:44,954 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2022-11-19 06:42:44,954 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2022-11-19 06:42:44,954 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2022-11-19 06:42:44,954 INFO L130 BoogieDeclarations]: Found specification of procedure cbuf_data [2022-11-19 06:42:44,954 INFO L138 BoogieDeclarations]: Found implementation of procedure cbuf_data [2022-11-19 06:42:44,968 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-19 06:42:44,968 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-19 06:42:44,968 INFO L130 BoogieDeclarations]: Found specification of procedure sock_release [2022-11-19 06:42:44,968 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_release [2022-11-19 06:42:44,968 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_recovered_lock [2022-11-19 06:42:44,968 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_recovered_lock [2022-11-19 06:42:44,968 INFO L130 BoogieDeclarations]: Found specification of procedure device_poll [2022-11-19 06:42:44,969 INFO L138 BoogieDeclarations]: Found implementation of procedure device_poll [2022-11-19 06:42:44,969 INFO L130 BoogieDeclarations]: Found specification of procedure down_conversion [2022-11-19 06:42:44,969 INFO L138 BoogieDeclarations]: Found implementation of procedure down_conversion [2022-11-19 06:42:44,969 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2022-11-19 06:42:44,969 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2022-11-19 06:42:44,969 INFO L130 BoogieDeclarations]: Found specification of procedure is_master [2022-11-19 06:42:44,969 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master [2022-11-19 06:42:44,969 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2022-11-19 06:42:44,969 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2022-11-19 06:42:44,970 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-11-19 06:42:44,970 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-11-19 06:42:44,970 INFO L130 BoogieDeclarations]: Found specification of procedure drop_node [2022-11-19 06:42:44,970 INFO L138 BoogieDeclarations]: Found implementation of procedure drop_node [2022-11-19 06:42:44,970 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-19 06:42:44,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-19 06:42:44,970 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_cb [2022-11-19 06:42:44,970 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_cb [2022-11-19 06:42:44,970 INFO L130 BoogieDeclarations]: Found specification of procedure grant_lock_pending [2022-11-19 06:42:44,971 INFO L138 BoogieDeclarations]: Found implementation of procedure grant_lock_pending [2022-11-19 06:42:44,971 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_add_cb [2022-11-19 06:42:44,971 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_add_cb [2022-11-19 06:42:44,971 INFO L130 BoogieDeclarations]: Found specification of procedure receive_rcom_lock [2022-11-19 06:42:44,971 INFO L138 BoogieDeclarations]: Found implementation of procedure receive_rcom_lock [2022-11-19 06:42:44,971 INFO L130 BoogieDeclarations]: Found specification of procedure store_node [2022-11-19 06:42:44,971 INFO L138 BoogieDeclarations]: Found implementation of procedure store_node [2022-11-19 06:42:44,971 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_comm_seq [2022-11-19 06:42:44,971 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_comm_seq [2022-11-19 06:42:44,971 INFO L130 BoogieDeclarations]: Found specification of procedure config_group_init_type_name [2022-11-19 06:42:44,972 INFO L138 BoogieDeclarations]: Found implementation of procedure config_group_init_type_name [2022-11-19 06:42:44,972 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_no_directory [2022-11-19 06:42:44,972 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_no_directory [2022-11-19 06:42:44,972 INFO L130 BoogieDeclarations]: Found specification of procedure send_cancel_reply [2022-11-19 06:42:44,972 INFO L138 BoogieDeclarations]: Found implementation of procedure send_cancel_reply [2022-11-19 06:42:44,972 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_accept_from_sock [2022-11-19 06:42:44,972 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_accept_from_sock [2022-11-19 06:42:44,972 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_add_lkb_callback [2022-11-19 06:42:44,972 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_add_lkb_callback [2022-11-19 06:42:44,972 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-19 06:42:44,972 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-19 06:42:44,973 INFO L130 BoogieDeclarations]: Found specification of procedure ls_recover [2022-11-19 06:42:44,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ls_recover [2022-11-19 06:42:44,973 INFO L130 BoogieDeclarations]: Found specification of procedure __init_rwsem [2022-11-19 06:42:44,973 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_rwsem [2022-11-19 06:42:44,973 INFO L130 BoogieDeclarations]: Found specification of procedure recover_timer_read [2022-11-19 06:42:44,973 INFO L138 BoogieDeclarations]: Found implementation of procedure recover_timer_read [2022-11-19 06:42:44,973 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_unlock_recovery [2022-11-19 06:42:44,973 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_unlock_recovery [2022-11-19 06:42:44,973 INFO L130 BoogieDeclarations]: Found specification of procedure protocol_write [2022-11-19 06:42:44,974 INFO L138 BoogieDeclarations]: Found implementation of procedure protocol_write [2022-11-19 06:42:44,974 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get [2022-11-19 06:42:44,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get [2022-11-19 06:42:44,974 INFO L130 BoogieDeclarations]: Found specification of procedure process_recv_sockets [2022-11-19 06:42:44,974 INFO L138 BoogieDeclarations]: Found implementation of procedure process_recv_sockets [2022-11-19 06:42:44,974 INFO L130 BoogieDeclarations]: Found specification of procedure show_node [2022-11-19 06:42:44,988 INFO L138 BoogieDeclarations]: Found implementation of procedure show_node [2022-11-19 06:42:44,988 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages [2022-11-19 06:42:44,988 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages [2022-11-19 06:42:44,988 INFO L130 BoogieDeclarations]: Found specification of procedure send_message [2022-11-19 06:42:44,988 INFO L138 BoogieDeclarations]: Found implementation of procedure send_message [2022-11-19 06:42:44,988 INFO L130 BoogieDeclarations]: Found specification of procedure move_lkb [2022-11-19 06:42:44,988 INFO L138 BoogieDeclarations]: Found implementation of procedure move_lkb [2022-11-19 06:42:44,988 INFO L130 BoogieDeclarations]: Found specification of procedure create_lkb [2022-11-19 06:42:44,989 INFO L138 BoogieDeclarations]: Found implementation of procedure create_lkb [2022-11-19 06:42:44,989 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-19 06:42:44,989 INFO L130 BoogieDeclarations]: Found specification of procedure idr_init [2022-11-19 06:42:44,989 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_init [2022-11-19 06:42:44,989 INFO L130 BoogieDeclarations]: Found specification of procedure receive_from_sock [2022-11-19 06:42:44,989 INFO L138 BoogieDeclarations]: Found implementation of procedure receive_from_sock [2022-11-19 06:42:44,989 INFO L130 BoogieDeclarations]: Found specification of procedure buffer_size_read [2022-11-19 06:42:44,989 INFO L138 BoogieDeclarations]: Found implementation of procedure buffer_size_read [2022-11-19 06:42:44,990 INFO L130 BoogieDeclarations]: Found specification of procedure idr_preload_end [2022-11-19 06:42:44,990 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_preload_end [2022-11-19 06:42:44,990 INFO L130 BoogieDeclarations]: Found specification of procedure find_lkb [2022-11-19 06:42:44,990 INFO L138 BoogieDeclarations]: Found implementation of procedure find_lkb [2022-11-19 06:42:44,990 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_port_write [2022-11-19 06:42:44,990 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_port_write [2022-11-19 06:42:44,990 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-19 06:42:44,990 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_2 [2022-11-19 06:42:44,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_2 [2022-11-19 06:42:44,991 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_our_nodeid [2022-11-19 06:42:44,991 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_our_nodeid [2022-11-19 06:42:44,991 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2022-11-19 06:42:44,991 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2022-11-19 06:42:44,991 INFO L130 BoogieDeclarations]: Found specification of procedure grant_lock [2022-11-19 06:42:44,991 INFO L138 BoogieDeclarations]: Found implementation of procedure grant_lock [2022-11-19 06:42:44,991 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2022-11-19 06:42:44,992 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2022-11-19 06:42:44,992 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_put_lkb [2022-11-19 06:42:44,992 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_put_lkb [2022-11-19 06:42:44,992 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-11-19 06:42:44,992 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-11-19 06:42:44,992 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-19 06:42:44,992 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-19 06:42:44,992 INFO L130 BoogieDeclarations]: Found specification of procedure search_remid_list [2022-11-19 06:42:44,993 INFO L138 BoogieDeclarations]: Found implementation of procedure search_remid_list [2022-11-19 06:42:44,993 INFO L130 BoogieDeclarations]: Found specification of procedure rsb_set_flag [2022-11-19 06:42:44,993 INFO L138 BoogieDeclarations]: Found implementation of procedure rsb_set_flag [2022-11-19 06:42:44,993 INFO L130 BoogieDeclarations]: Found specification of procedure set_lock_master [2022-11-19 06:42:44,993 INFO L138 BoogieDeclarations]: Found implementation of procedure set_lock_master [2022-11-19 06:42:44,993 INFO L130 BoogieDeclarations]: Found specification of procedure writequeue_entry_complete [2022-11-19 06:42:44,993 INFO L138 BoogieDeclarations]: Found implementation of procedure writequeue_entry_complete [2022-11-19 06:42:44,993 INFO L130 BoogieDeclarations]: Found specification of procedure munge_demoted [2022-11-19 06:42:44,994 INFO L138 BoogieDeclarations]: Found implementation of procedure munge_demoted [2022-11-19 06:42:44,994 INFO L130 BoogieDeclarations]: Found specification of procedure nodeid2con [2022-11-19 06:42:44,994 INFO L138 BoogieDeclarations]: Found implementation of procedure nodeid2con [2022-11-19 06:42:44,994 INFO L130 BoogieDeclarations]: Found specification of procedure del_lkb [2022-11-19 06:42:44,994 INFO L138 BoogieDeclarations]: Found implementation of procedure del_lkb [2022-11-19 06:42:44,994 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_receive_buffer [2022-11-19 06:42:44,994 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_receive_buffer [2022-11-19 06:42:44,994 INFO L130 BoogieDeclarations]: Found specification of procedure add_to_waiters [2022-11-19 06:42:44,994 INFO L138 BoogieDeclarations]: Found implementation of procedure add_to_waiters [2022-11-19 06:42:44,995 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2022-11-19 06:42:44,995 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2022-11-19 06:42:44,995 INFO L130 BoogieDeclarations]: Found specification of procedure rsb_flag [2022-11-19 06:42:44,995 INFO L138 BoogieDeclarations]: Found implementation of procedure rsb_flag [2022-11-19 06:42:44,995 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-19 06:42:44,995 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-11-19 06:42:44,995 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-11-19 06:42:44,995 INFO L130 BoogieDeclarations]: Found specification of procedure ping_members [2022-11-19 06:42:44,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ping_members [2022-11-19 06:42:44,996 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_lowcomms_get_buffer [2022-11-19 06:42:44,996 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_lowcomms_get_buffer [2022-11-19 06:42:44,996 INFO L130 BoogieDeclarations]: Found specification of procedure send_request_reply [2022-11-19 06:42:44,996 INFO L138 BoogieDeclarations]: Found implementation of procedure send_request_reply [2022-11-19 06:42:44,996 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-19 06:42:44,996 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-19 06:42:44,996 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2022-11-19 06:42:44,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2022-11-19 06:42:44,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-19 06:42:44,997 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_rcom_status [2022-11-19 06:42:44,997 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_rcom_status [2022-11-19 06:42:44,997 INFO L130 BoogieDeclarations]: Found specification of procedure rsbtbl_size_read [2022-11-19 06:42:44,997 INFO L138 BoogieDeclarations]: Found implementation of procedure rsbtbl_size_read [2022-11-19 06:42:44,997 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_find_lockspace_local [2022-11-19 06:42:44,997 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_find_lockspace_local [2022-11-19 06:42:44,998 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2022-11-19 06:42:44,998 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2022-11-19 06:42:44,998 INFO L130 BoogieDeclarations]: Found specification of procedure send_common_reply [2022-11-19 06:42:44,998 INFO L138 BoogieDeclarations]: Found implementation of procedure send_common_reply [2022-11-19 06:42:44,998 INFO L130 BoogieDeclarations]: Found specification of procedure receive_extralen [2022-11-19 06:42:44,998 INFO L138 BoogieDeclarations]: Found implementation of procedure receive_extralen [2022-11-19 06:42:44,998 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-19 06:42:44,998 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-19 06:42:44,998 INFO L130 BoogieDeclarations]: Found specification of procedure find_rsb [2022-11-19 06:42:44,999 INFO L138 BoogieDeclarations]: Found implementation of procedure find_rsb [2022-11-19 06:42:44,999 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_clear_members_gone [2022-11-19 06:42:44,999 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_clear_members_gone [2022-11-19 06:42:44,999 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-19 06:42:44,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-19 06:42:44,999 INFO L130 BoogieDeclarations]: Found specification of procedure store_comm [2022-11-19 06:42:44,999 INFO L138 BoogieDeclarations]: Found implementation of procedure store_comm [2022-11-19 06:42:44,999 INFO L130 BoogieDeclarations]: Found specification of procedure do_uevent [2022-11-19 06:42:45,000 INFO L138 BoogieDeclarations]: Found implementation of procedure do_uevent [2022-11-19 06:42:45,000 INFO L130 BoogieDeclarations]: Found specification of procedure print_hex_dump [2022-11-19 06:42:45,000 INFO L138 BoogieDeclarations]: Found implementation of procedure print_hex_dump [2022-11-19 06:42:45,000 INFO L130 BoogieDeclarations]: Found specification of procedure receive_grant [2022-11-19 06:42:45,000 INFO L138 BoogieDeclarations]: Found implementation of procedure receive_grant [2022-11-19 06:42:45,000 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2022-11-19 06:42:45,000 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2022-11-19 06:42:45,001 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-11-19 06:42:45,001 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-11-19 06:42:45,001 INFO L130 BoogieDeclarations]: Found specification of procedure lowcomms_write_space [2022-11-19 06:42:45,001 INFO L138 BoogieDeclarations]: Found implementation of procedure lowcomms_write_space [2022-11-19 06:42:45,001 INFO L130 BoogieDeclarations]: Found specification of procedure noop_llseek [2022-11-19 06:42:45,001 INFO L138 BoogieDeclarations]: Found implementation of procedure noop_llseek [2022-11-19 06:42:45,001 INFO L130 BoogieDeclarations]: Found specification of procedure _remove_from_waiters [2022-11-19 06:42:45,001 INFO L138 BoogieDeclarations]: Found implementation of procedure _remove_from_waiters [2022-11-19 06:42:45,002 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoint [2022-11-19 06:42:45,002 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoint [2022-11-19 06:42:45,002 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_receive_rcom [2022-11-19 06:42:45,002 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_receive_rcom [2022-11-19 06:42:45,002 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_port_read [2022-11-19 06:42:45,002 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_port_read [2022-11-19 06:42:45,002 INFO L130 BoogieDeclarations]: Found specification of procedure monitor_device_close [2022-11-19 06:42:45,002 INFO L138 BoogieDeclarations]: Found implementation of procedure monitor_device_close [2022-11-19 06:42:45,003 INFO L130 BoogieDeclarations]: Found specification of procedure can_be_granted [2022-11-19 06:42:45,003 INFO L138 BoogieDeclarations]: Found implementation of procedure can_be_granted [2022-11-19 06:42:45,003 INFO L130 BoogieDeclarations]: Found specification of procedure table_seq_stop [2022-11-19 06:42:45,003 INFO L138 BoogieDeclarations]: Found implementation of procedure table_seq_stop [2022-11-19 06:42:45,003 INFO L130 BoogieDeclarations]: Found specification of procedure recover_idr_del [2022-11-19 06:42:45,003 INFO L138 BoogieDeclarations]: Found implementation of procedure recover_idr_del [2022-11-19 06:42:45,003 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2022-11-19 06:42:45,003 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_lseek [2022-11-19 06:42:45,020 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_recover_master_copy [2022-11-19 06:42:45,020 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_recover_master_copy [2022-11-19 06:42:45,022 INFO L130 BoogieDeclarations]: Found specification of procedure up_read [2022-11-19 06:42:45,023 INFO L138 BoogieDeclarations]: Found implementation of procedure up_read [2022-11-19 06:42:45,023 INFO L130 BoogieDeclarations]: Found specification of procedure disallow_sync_reply [2022-11-19 06:42:45,023 INFO L138 BoogieDeclarations]: Found implementation of procedure disallow_sync_reply [2022-11-19 06:42:45,023 INFO L130 BoogieDeclarations]: Found specification of procedure convert_lock [2022-11-19 06:42:45,023 INFO L138 BoogieDeclarations]: Found implementation of procedure convert_lock [2022-11-19 06:42:45,023 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_rcom_out [2022-11-19 06:42:45,023 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_rcom_out [2022-11-19 06:42:45,024 INFO L130 BoogieDeclarations]: Found specification of procedure show_comm [2022-11-19 06:42:45,024 INFO L138 BoogieDeclarations]: Found implementation of procedure show_comm [2022-11-19 06:42:45,024 INFO L130 BoogieDeclarations]: Found specification of procedure purge_dead_list [2022-11-19 06:42:45,024 INFO L138 BoogieDeclarations]: Found implementation of procedure purge_dead_list [2022-11-19 06:42:45,024 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_stop [2022-11-19 06:42:45,024 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_stop [2022-11-19 06:42:45,024 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-19 06:42:45,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-19 06:42:45,025 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-19 06:42:45,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-19 06:42:45,025 INFO L130 BoogieDeclarations]: Found specification of procedure idr_alloc [2022-11-19 06:42:45,025 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_alloc [2022-11-19 06:42:45,025 INFO L130 BoogieDeclarations]: Found specification of procedure rb_erase [2022-11-19 06:42:45,025 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_erase [2022-11-19 06:42:45,025 INFO L130 BoogieDeclarations]: Found specification of procedure validate_message [2022-11-19 06:42:45,025 INFO L138 BoogieDeclarations]: Found implementation of procedure validate_message [2022-11-19 06:42:45,026 INFO L130 BoogieDeclarations]: Found specification of procedure monitor_device_open [2022-11-19 06:42:45,026 INFO L138 BoogieDeclarations]: Found implementation of procedure monitor_device_open [2022-11-19 06:42:45,026 INFO L130 BoogieDeclarations]: Found specification of procedure rb_first [2022-11-19 06:42:45,026 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_first [2022-11-19 06:42:45,026 INFO L130 BoogieDeclarations]: Found specification of procedure node_nodeid_write [2022-11-19 06:42:45,026 INFO L138 BoogieDeclarations]: Found implementation of procedure node_nodeid_write [2022-11-19 06:42:45,039 INFO L130 BoogieDeclarations]: Found specification of procedure receive_lookup [2022-11-19 06:42:45,040 INFO L138 BoogieDeclarations]: Found implementation of procedure receive_lookup [2022-11-19 06:42:45,040 INFO L130 BoogieDeclarations]: Found specification of procedure buffer_size_write [2022-11-19 06:42:45,040 INFO L138 BoogieDeclarations]: Found implementation of procedure buffer_size_write [2022-11-19 06:42:45,040 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-11-19 06:42:45,041 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-11-19 06:42:45,041 INFO L130 BoogieDeclarations]: Found specification of procedure waitwarn_us_read [2022-11-19 06:42:45,041 INFO L138 BoogieDeclarations]: Found implementation of procedure waitwarn_us_read [2022-11-19 06:42:45,041 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_lowcomms_commit_buffer [2022-11-19 06:42:45,041 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_lowcomms_commit_buffer [2022-11-19 06:42:45,042 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_scand [2022-11-19 06:42:45,042 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_scand [2022-11-19 06:42:45,042 INFO L130 BoogieDeclarations]: Found specification of procedure comm_nodeid_write [2022-11-19 06:42:45,042 INFO L138 BoogieDeclarations]: Found implementation of procedure comm_nodeid_write [2022-11-19 06:42:45,042 INFO L130 BoogieDeclarations]: Found specification of procedure down_write [2022-11-19 06:42:45,042 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write [2022-11-19 06:42:45,042 INFO L130 BoogieDeclarations]: Found specification of procedure device_read [2022-11-19 06:42:45,042 INFO L138 BoogieDeclarations]: Found implementation of procedure device_read [2022-11-19 06:42:45,042 INFO L130 BoogieDeclarations]: Found specification of procedure addr_to_nodeid [2022-11-19 06:42:45,042 INFO L138 BoogieDeclarations]: Found implementation of procedure addr_to_nodeid [2022-11-19 06:42:45,043 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_attr_store [2022-11-19 06:42:45,043 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_attr_store [2022-11-19 06:42:45,043 INFO L130 BoogieDeclarations]: Found specification of procedure receive_sync_reply [2022-11-19 06:42:45,043 INFO L138 BoogieDeclarations]: Found implementation of procedure receive_sync_reply [2022-11-19 06:42:45,043 INFO L130 BoogieDeclarations]: Found specification of procedure send_convert_reply [2022-11-19 06:42:45,043 INFO L138 BoogieDeclarations]: Found implementation of procedure send_convert_reply [2022-11-19 06:42:45,043 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-11-19 06:42:45,043 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-11-19 06:42:45,043 INFO L130 BoogieDeclarations]: Found specification of procedure unlock_lock [2022-11-19 06:42:45,044 INFO L138 BoogieDeclarations]: Found implementation of procedure unlock_lock [2022-11-19 06:42:45,044 INFO L130 BoogieDeclarations]: Found specification of procedure remove_from_waiters_ms [2022-11-19 06:42:45,044 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_from_waiters_ms [2022-11-19 06:42:45,044 INFO L130 BoogieDeclarations]: Found specification of procedure device_write [2022-11-19 06:42:45,044 INFO L138 BoogieDeclarations]: Found implementation of procedure device_write [2022-11-19 06:42:45,044 INFO L130 BoogieDeclarations]: Found specification of procedure send_unlock_reply [2022-11-19 06:42:45,044 INFO L138 BoogieDeclarations]: Found implementation of procedure send_unlock_reply [2022-11-19 06:42:45,044 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_dump_lkb_callbacks [2022-11-19 06:42:45,044 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_dump_lkb_callbacks [2022-11-19 06:42:45,045 INFO L130 BoogieDeclarations]: Found specification of procedure receive_request_reply [2022-11-19 06:42:45,045 INFO L138 BoogieDeclarations]: Found implementation of procedure receive_request_reply [2022-11-19 06:42:45,045 INFO L130 BoogieDeclarations]: Found specification of procedure release_cluster [2022-11-19 06:42:45,045 INFO L138 BoogieDeclarations]: Found implementation of procedure release_cluster [2022-11-19 06:42:45,045 INFO L130 BoogieDeclarations]: Found specification of procedure do_ls_recovery [2022-11-19 06:42:45,045 INFO L138 BoogieDeclarations]: Found implementation of procedure do_ls_recovery [2022-11-19 06:42:45,045 INFO L130 BoogieDeclarations]: Found specification of procedure hold_lkb [2022-11-19 06:42:45,045 INFO L138 BoogieDeclarations]: Found implementation of procedure hold_lkb [2022-11-19 06:42:45,045 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2022-11-19 06:42:45,045 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2022-11-19 06:42:45,046 INFO L130 BoogieDeclarations]: Found specification of procedure is_overlap_unlock [2022-11-19 06:42:45,046 INFO L138 BoogieDeclarations]: Found implementation of procedure is_overlap_unlock [2022-11-19 06:42:45,046 INFO L130 BoogieDeclarations]: Found specification of procedure rol32 [2022-11-19 06:42:45,046 INFO L138 BoogieDeclarations]: Found implementation of procedure rol32 [2022-11-19 06:42:45,046 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-19 06:42:45,046 INFO L130 BoogieDeclarations]: Found specification of procedure receive_lvb [2022-11-19 06:42:45,046 INFO L138 BoogieDeclarations]: Found implementation of procedure receive_lvb [2022-11-19 06:42:45,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-19 06:42:45,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-19 06:42:45,046 INFO L130 BoogieDeclarations]: Found specification of procedure timewarn_cs_write [2022-11-19 06:42:45,047 INFO L138 BoogieDeclarations]: Found implementation of procedure timewarn_cs_write [2022-11-19 06:42:45,047 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2022-11-19 06:42:45,047 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2022-11-19 06:42:45,047 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_uevent [2022-11-19 06:42:45,047 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_uevent [2022-11-19 06:42:45,048 INFO L130 BoogieDeclarations]: Found specification of procedure clean_one_writequeue [2022-11-19 06:42:45,048 INFO L138 BoogieDeclarations]: Found implementation of procedure clean_one_writequeue [2022-11-19 06:42:45,048 INFO L130 BoogieDeclarations]: Found specification of procedure receive_purge [2022-11-19 06:42:45,048 INFO L138 BoogieDeclarations]: Found implementation of procedure receive_purge [2022-11-19 06:42:45,048 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_recover_directory_wait [2022-11-19 06:42:45,048 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_recover_directory_wait [2022-11-19 06:42:45,048 INFO L130 BoogieDeclarations]: Found specification of procedure config_item_to_space [2022-11-19 06:42:45,048 INFO L138 BoogieDeclarations]: Found implementation of procedure config_item_to_space [2022-11-19 06:42:45,048 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_search_rsb_tree [2022-11-19 06:42:45,049 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_search_rsb_tree [2022-11-19 06:42:45,049 INFO L130 BoogieDeclarations]: Found specification of procedure is_overlap [2022-11-19 06:42:45,049 INFO L138 BoogieDeclarations]: Found implementation of procedure is_overlap [2022-11-19 06:42:45,049 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_free_lkb [2022-11-19 06:42:45,049 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_free_lkb [2022-11-19 06:42:45,049 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_is_member [2022-11-19 06:42:45,049 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_is_member [2022-11-19 06:42:45,049 INFO L130 BoogieDeclarations]: Found specification of procedure to_config_group [2022-11-19 06:42:45,050 INFO L138 BoogieDeclarations]: Found implementation of procedure to_config_group [2022-11-19 06:42:45,050 INFO L130 BoogieDeclarations]: Found specification of procedure do_convert [2022-11-19 06:42:45,050 INFO L138 BoogieDeclarations]: Found implementation of procedure do_convert [2022-11-19 06:42:45,050 INFO L130 BoogieDeclarations]: Found specification of procedure nodeid_hash [2022-11-19 06:42:45,050 INFO L138 BoogieDeclarations]: Found implementation of procedure nodeid_hash [2022-11-19 06:42:45,050 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_recover_directory [2022-11-19 06:42:45,050 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_recover_directory [2022-11-19 06:42:45,050 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2022-11-19 06:42:45,051 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2022-11-19 06:42:45,051 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-19 06:42:45,051 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-19 06:42:45,051 INFO L130 BoogieDeclarations]: Found specification of procedure remove_lock [2022-11-19 06:42:45,051 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_lock [2022-11-19 06:42:45,051 INFO L130 BoogieDeclarations]: Found specification of procedure unlock_proc_lock [2022-11-19 06:42:45,051 INFO L138 BoogieDeclarations]: Found implementation of procedure unlock_proc_lock [2022-11-19 06:42:45,051 INFO L130 BoogieDeclarations]: Found specification of procedure set_rcom_config [2022-11-19 06:42:45,051 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rcom_config [2022-11-19 06:42:45,052 INFO L130 BoogieDeclarations]: Found specification of procedure poll_wait [2022-11-19 06:42:45,052 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_wait [2022-11-19 06:42:45,052 INFO L130 BoogieDeclarations]: Found specification of procedure middle_conversion [2022-11-19 06:42:45,052 INFO L138 BoogieDeclarations]: Found implementation of procedure middle_conversion [2022-11-19 06:42:45,052 INFO L130 BoogieDeclarations]: Found specification of procedure set_lock_args [2022-11-19 06:42:45,052 INFO L138 BoogieDeclarations]: Found implementation of procedure set_lock_args [2022-11-19 06:42:45,052 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-11-19 06:42:45,052 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-11-19 06:42:45,053 INFO L130 BoogieDeclarations]: Found specification of procedure free_entry [2022-11-19 06:42:45,053 INFO L138 BoogieDeclarations]: Found implementation of procedure free_entry [2022-11-19 06:42:45,053 INFO L130 BoogieDeclarations]: Found specification of procedure release_comm [2022-11-19 06:42:45,053 INFO L138 BoogieDeclarations]: Found implementation of procedure release_comm [2022-11-19 06:42:45,053 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2022-11-19 06:42:45,053 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2022-11-19 06:42:45,053 INFO L130 BoogieDeclarations]: Found specification of procedure down_read [2022-11-19 06:42:45,053 INFO L138 BoogieDeclarations]: Found implementation of procedure down_read [2022-11-19 06:42:45,053 INFO L130 BoogieDeclarations]: Found specification of procedure recover_idr_empty [2022-11-19 06:42:45,054 INFO L138 BoogieDeclarations]: Found implementation of procedure recover_idr_empty [2022-11-19 06:42:45,054 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_config_exit [2022-11-19 06:42:45,054 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_config_exit [2022-11-19 06:42:45,054 INFO L130 BoogieDeclarations]: Found specification of procedure process_sctp_notification [2022-11-19 06:42:45,054 INFO L138 BoogieDeclarations]: Found implementation of procedure process_sctp_notification [2022-11-19 06:42:45,054 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2022-11-19 06:42:45,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2022-11-19 06:42:45,054 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_id_store [2022-11-19 06:42:45,055 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_id_store [2022-11-19 06:42:45,055 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_ls_stop [2022-11-19 06:42:45,055 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_ls_stop [2022-11-19 06:42:45,055 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2022-11-19 06:42:45,055 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2022-11-19 06:42:45,055 INFO L130 BoogieDeclarations]: Found specification of procedure up_write [2022-11-19 06:42:45,055 INFO L138 BoogieDeclarations]: Found implementation of procedure up_write [2022-11-19 06:42:45,055 INFO L130 BoogieDeclarations]: Found specification of procedure send_args [2022-11-19 06:42:45,055 INFO L138 BoogieDeclarations]: Found implementation of procedure send_args [2022-11-19 06:42:45,056 INFO L130 BoogieDeclarations]: Found specification of procedure revert_lock [2022-11-19 06:42:45,056 INFO L138 BoogieDeclarations]: Found implementation of procedure revert_lock [2022-11-19 06:42:45,056 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_id_show [2022-11-19 06:42:45,056 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_id_show [2022-11-19 06:42:45,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-19 06:42:45,057 INFO L130 BoogieDeclarations]: Found specification of procedure sctp_init_failed [2022-11-19 06:42:45,057 INFO L138 BoogieDeclarations]: Found implementation of procedure sctp_init_failed [2022-11-19 06:42:45,057 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-11-19 06:42:45,057 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-11-19 06:42:45,057 INFO L130 BoogieDeclarations]: Found specification of procedure clear_memb_list [2022-11-19 06:42:45,057 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_memb_list [2022-11-19 06:42:45,057 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_free_rsb [2022-11-19 06:42:45,057 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_free_rsb [2022-11-19 06:42:45,058 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-11-19 06:42:45,058 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-11-19 06:42:45,058 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_recover_waiters_pre [2022-11-19 06:42:45,058 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_recover_waiters_pre [2022-11-19 06:42:45,058 INFO L130 BoogieDeclarations]: Found specification of procedure _receive_cancel_reply [2022-11-19 06:42:45,059 INFO L138 BoogieDeclarations]: Found implementation of procedure _receive_cancel_reply [2022-11-19 06:42:45,059 INFO L130 BoogieDeclarations]: Found specification of procedure grant_pending_wait [2022-11-19 06:42:45,059 INFO L138 BoogieDeclarations]: Found implementation of procedure grant_pending_wait [2022-11-19 06:42:45,059 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-11-19 06:42:45,059 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-11-19 06:42:45,059 INFO L130 BoogieDeclarations]: Found specification of procedure first_in_list [2022-11-19 06:42:45,059 INFO L138 BoogieDeclarations]: Found implementation of procedure first_in_list [2022-11-19 06:42:45,059 INFO L130 BoogieDeclarations]: Found specification of procedure do_request [2022-11-19 06:42:45,060 INFO L138 BoogieDeclarations]: Found implementation of procedure do_request [2022-11-19 06:42:45,060 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_nodir_store [2022-11-19 06:42:45,060 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_nodir_store [2022-11-19 06:42:45,060 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_slots_version [2022-11-19 06:42:45,060 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_slots_version [2022-11-19 06:42:45,061 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_scan_timeout [2022-11-19 06:42:45,061 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_scan_timeout [2022-11-19 06:42:45,061 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_process_incoming_buffer [2022-11-19 06:42:45,061 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_process_incoming_buffer [2022-11-19 06:42:45,062 INFO L130 BoogieDeclarations]: Found specification of procedure _request_lock [2022-11-19 06:42:45,062 INFO L138 BoogieDeclarations]: Found implementation of procedure _request_lock [2022-11-19 06:42:45,062 INFO L130 BoogieDeclarations]: Found specification of procedure add_sock [2022-11-19 06:42:45,062 INFO L138 BoogieDeclarations]: Found implementation of procedure add_sock [2022-11-19 06:42:45,062 INFO L130 BoogieDeclarations]: Found specification of procedure recover_list_empty [2022-11-19 06:42:45,075 INFO L138 BoogieDeclarations]: Found implementation of procedure recover_list_empty [2022-11-19 06:42:45,076 INFO L130 BoogieDeclarations]: Found specification of procedure idr_for_each [2022-11-19 06:42:45,076 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_for_each [2022-11-19 06:42:45,076 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_netlink_exit [2022-11-19 06:42:45,076 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_netlink_exit [2022-11-19 06:42:45,076 INFO L130 BoogieDeclarations]: Found specification of procedure comm_local_read [2022-11-19 06:42:45,077 INFO L138 BoogieDeclarations]: Found implementation of procedure comm_local_read [2022-11-19 06:42:45,077 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_free_lvb [2022-11-19 06:42:45,077 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_free_lvb [2022-11-19 06:42:45,077 INFO L130 BoogieDeclarations]: Found specification of procedure drop_comm [2022-11-19 06:42:45,077 INFO L138 BoogieDeclarations]: Found implementation of procedure drop_comm [2022-11-19 06:42:45,077 INFO L130 BoogieDeclarations]: Found specification of procedure is_remote [2022-11-19 06:42:45,078 INFO L138 BoogieDeclarations]: Found implementation of procedure is_remote [2022-11-19 06:42:45,078 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2022-11-19 06:42:45,078 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2022-11-19 06:42:45,078 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_hold_rsb [2022-11-19 06:42:45,078 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_hold_rsb [2022-11-19 06:42:45,078 INFO L130 BoogieDeclarations]: Found specification of procedure config_item_to_cluster [2022-11-19 06:42:45,078 INFO L138 BoogieDeclarations]: Found implementation of procedure config_item_to_cluster [2022-11-19 06:42:45,079 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_receive_message_saved [2022-11-19 06:42:45,079 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_receive_message_saved [2022-11-19 06:42:45,079 INFO L130 BoogieDeclarations]: Found specification of procedure receive_unlock [2022-11-19 06:42:45,079 INFO L138 BoogieDeclarations]: Found implementation of procedure receive_unlock [2022-11-19 06:42:45,079 INFO L130 BoogieDeclarations]: Found specification of procedure process_lookup_list [2022-11-19 06:42:45,079 INFO L138 BoogieDeclarations]: Found implementation of procedure process_lookup_list [2022-11-19 06:42:45,080 INFO L130 BoogieDeclarations]: Found specification of procedure comm_addr_write [2022-11-19 06:42:45,080 INFO L138 BoogieDeclarations]: Found implementation of procedure comm_addr_write [2022-11-19 06:42:45,080 INFO L130 BoogieDeclarations]: Found specification of procedure revert_lock_pc [2022-11-19 06:42:45,080 INFO L138 BoogieDeclarations]: Found implementation of procedure revert_lock_pc [2022-11-19 06:42:45,080 INFO L130 BoogieDeclarations]: Found specification of procedure queue_cast [2022-11-19 06:42:45,080 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_cast [2022-11-19 06:42:45,081 INFO L130 BoogieDeclarations]: Found specification of procedure _cancel_lock [2022-11-19 06:42:45,081 INFO L138 BoogieDeclarations]: Found implementation of procedure _cancel_lock [2022-11-19 06:42:45,081 INFO L130 BoogieDeclarations]: Found specification of procedure receive_convert_reply [2022-11-19 06:42:45,081 INFO L138 BoogieDeclarations]: Found implementation of procedure receive_convert_reply [2022-11-19 06:42:45,081 INFO L130 BoogieDeclarations]: Found specification of procedure _remove_lock [2022-11-19 06:42:45,081 INFO L138 BoogieDeclarations]: Found implementation of procedure _remove_lock [2022-11-19 06:42:45,081 INFO L130 BoogieDeclarations]: Found specification of procedure scan_secs_write [2022-11-19 06:42:45,082 INFO L138 BoogieDeclarations]: Found implementation of procedure scan_secs_write [2022-11-19 06:42:45,082 INFO L130 BoogieDeclarations]: Found specification of procedure attach_lkb [2022-11-19 06:42:45,082 INFO L138 BoogieDeclarations]: Found implementation of procedure attach_lkb [2022-11-19 06:42:45,082 INFO L130 BoogieDeclarations]: Found specification of procedure set_new_master [2022-11-19 06:42:45,082 INFO L138 BoogieDeclarations]: Found implementation of procedure set_new_master [2022-11-19 06:42:45,082 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_allocate_lvb [2022-11-19 06:42:45,083 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_allocate_lvb [2022-11-19 06:42:45,083 INFO L130 BoogieDeclarations]: Found specification of procedure do_cancel_effects [2022-11-19 06:42:45,083 INFO L138 BoogieDeclarations]: Found implementation of procedure do_cancel_effects [2022-11-19 06:42:45,083 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-19 06:42:45,083 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-19 06:42:45,083 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2022-11-19 06:42:45,083 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2022-11-19 06:42:45,084 INFO L130 BoogieDeclarations]: Found specification of procedure config_item_put [2022-11-19 06:42:45,084 INFO L138 BoogieDeclarations]: Found implementation of procedure config_item_put [2022-11-19 06:42:45,084 INFO L130 BoogieDeclarations]: Found specification of procedure receive_request [2022-11-19 06:42:45,084 INFO L138 BoogieDeclarations]: Found implementation of procedure receive_request [2022-11-19 06:42:45,084 INFO L130 BoogieDeclarations]: Found specification of procedure show_cluster [2022-11-19 06:42:45,084 INFO L138 BoogieDeclarations]: Found implementation of procedure show_cluster [2022-11-19 06:42:45,085 INFO L130 BoogieDeclarations]: Found specification of procedure _receive_message [2022-11-19 06:42:45,085 INFO L138 BoogieDeclarations]: Found implementation of procedure _receive_message [2022-11-19 06:42:45,085 INFO L130 BoogieDeclarations]: Found specification of procedure seq_release [2022-11-19 06:42:45,085 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_release [2022-11-19 06:42:45,085 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_scand_stop [2022-11-19 06:42:45,085 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_scand_stop [2022-11-19 06:42:45,085 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_delete_debug_file [2022-11-19 06:42:45,086 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_delete_debug_file [2022-11-19 06:42:45,086 INFO L130 BoogieDeclarations]: Found specification of procedure config_item_init_type_name [2022-11-19 06:42:45,086 INFO L138 BoogieDeclarations]: Found implementation of procedure config_item_init_type_name [2022-11-19 06:42:45,086 INFO L130 BoogieDeclarations]: Found specification of procedure queue_cast_overlap [2022-11-19 06:42:45,086 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_cast_overlap [2022-11-19 06:42:45,086 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_recoverd [2022-11-19 06:42:45,087 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_recoverd [2022-11-19 06:42:45,087 INFO L130 BoogieDeclarations]: Found specification of procedure send_blocking_asts [2022-11-19 06:42:45,087 INFO L138 BoogieDeclarations]: Found implementation of procedure send_blocking_asts [2022-11-19 06:42:45,087 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-19 06:42:45,087 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-19 06:42:45,087 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc [2022-11-19 06:42:45,088 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc [2022-11-19 06:42:45,088 INFO L130 BoogieDeclarations]: Found specification of procedure rsbtbl_size_write [2022-11-19 06:42:45,088 INFO L138 BoogieDeclarations]: Found implementation of procedure rsbtbl_size_write [2022-11-19 06:42:45,088 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_rem_lkb_callback [2022-11-19 06:42:45,088 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_rem_lkb_callback [2022-11-19 06:42:45,088 INFO L130 BoogieDeclarations]: Found specification of procedure idr_find [2022-11-19 06:42:45,089 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_find [2022-11-19 06:42:45,089 INFO L130 BoogieDeclarations]: Found specification of procedure header_out [2022-11-19 06:42:45,089 INFO L138 BoogieDeclarations]: Found implementation of procedure header_out [2022-11-19 06:42:45,089 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-11-19 06:42:45,089 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-11-19 06:42:45,089 INFO L130 BoogieDeclarations]: Found specification of procedure hold_rsb [2022-11-19 06:42:45,089 INFO L138 BoogieDeclarations]: Found implementation of procedure hold_rsb [2022-11-19 06:42:45,090 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_put [2022-11-19 06:42:45,090 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_put [2022-11-19 06:42:45,090 INFO L130 BoogieDeclarations]: Found specification of procedure _grant_lock [2022-11-19 06:42:45,090 INFO L138 BoogieDeclarations]: Found implementation of procedure _grant_lock [2022-11-19 06:42:45,090 INFO L130 BoogieDeclarations]: Found specification of procedure recover_list_clear [2022-11-19 06:42:45,090 INFO L138 BoogieDeclarations]: Found implementation of procedure recover_list_clear [2022-11-19 06:42:45,091 INFO L130 BoogieDeclarations]: Found specification of procedure comm_local_write [2022-11-19 06:42:45,091 INFO L138 BoogieDeclarations]: Found implementation of procedure comm_local_write [2022-11-19 06:42:45,091 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_lock_recovery [2022-11-19 06:42:45,091 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_lock_recovery [2022-11-19 06:42:45,091 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_find_lockspace_device [2022-11-19 06:42:45,091 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_find_lockspace_device [2022-11-19 06:42:45,091 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_clear_members [2022-11-19 06:42:45,092 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_clear_members [2022-11-19 06:42:45,092 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-11-19 06:42:45,092 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-11-19 06:42:45,092 INFO L130 BoogieDeclarations]: Found specification of procedure send_unlock [2022-11-19 06:42:45,092 INFO L138 BoogieDeclarations]: Found implementation of procedure send_unlock [2022-11-19 06:42:45,092 INFO L130 BoogieDeclarations]: Found specification of procedure do_purge [2022-11-19 06:42:45,093 INFO L138 BoogieDeclarations]: Found implementation of procedure do_purge [2022-11-19 06:42:45,093 INFO L130 BoogieDeclarations]: Found specification of procedure recover_idr_clear [2022-11-19 06:42:45,098 INFO L138 BoogieDeclarations]: Found implementation of procedure recover_idr_clear [2022-11-19 06:42:45,098 INFO L130 BoogieDeclarations]: Found specification of procedure new_rsb_count_read [2022-11-19 06:42:45,098 INFO L138 BoogieDeclarations]: Found implementation of procedure new_rsb_count_read [2022-11-19 06:42:45,098 INFO L130 BoogieDeclarations]: Found specification of procedure cluster_cluster_name_read [2022-11-19 06:42:45,098 INFO L138 BoogieDeclarations]: Found implementation of procedure cluster_cluster_name_read [2022-11-19 06:42:45,098 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_free [2022-11-19 06:42:45,099 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_free [2022-11-19 06:42:45,099 INFO L130 BoogieDeclarations]: Found specification of procedure munge_altmode [2022-11-19 06:42:45,099 INFO L138 BoogieDeclarations]: Found implementation of procedure munge_altmode [2022-11-19 06:42:45,099 INFO L130 BoogieDeclarations]: Found specification of procedure sock_create_kern [2022-11-19 06:42:45,099 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_create_kern [2022-11-19 06:42:45,099 INFO L130 BoogieDeclarations]: Found specification of procedure threads_stop [2022-11-19 06:42:45,100 INFO L138 BoogieDeclarations]: Found implementation of procedure threads_stop [2022-11-19 06:42:45,100 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_free [2022-11-19 06:42:45,100 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_free [2022-11-19 06:42:45,100 INFO L130 BoogieDeclarations]: Found specification of procedure log_debug_read [2022-11-19 06:42:45,100 INFO L138 BoogieDeclarations]: Found implementation of procedure log_debug_read [2022-11-19 06:42:45,100 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_recover_nodeid_show [2022-11-19 06:42:45,100 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_recover_nodeid_show [2022-11-19 06:42:45,101 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-19 06:42:45,101 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-19 06:42:45,101 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-19 06:42:45,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-19 06:42:45,101 INFO L130 BoogieDeclarations]: Found specification of procedure set_master [2022-11-19 06:42:45,101 INFO L138 BoogieDeclarations]: Found implementation of procedure set_master [2022-11-19 06:42:45,102 INFO L130 BoogieDeclarations]: Found specification of procedure simple_open [2022-11-19 06:42:45,102 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_open [2022-11-19 06:42:45,102 INFO L130 BoogieDeclarations]: Found specification of procedure detach_lkb [2022-11-19 06:42:45,102 INFO L138 BoogieDeclarations]: Found implementation of procedure detach_lkb [2022-11-19 06:42:45,102 INFO L130 BoogieDeclarations]: Found specification of procedure put_rsb [2022-11-19 06:42:45,102 INFO L138 BoogieDeclarations]: Found implementation of procedure put_rsb [2022-11-19 06:42:45,102 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_rcom_names [2022-11-19 06:42:45,103 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_rcom_names [2022-11-19 06:42:45,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-19 06:42:45,103 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-19 06:42:45,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-19 06:42:45,103 INFO L130 BoogieDeclarations]: Found specification of procedure send_cancel [2022-11-19 06:42:45,103 INFO L138 BoogieDeclarations]: Found implementation of procedure send_cancel [2022-11-19 06:42:45,103 INFO L130 BoogieDeclarations]: Found specification of procedure make_sockaddr [2022-11-19 06:42:45,104 INFO L138 BoogieDeclarations]: Found implementation of procedure make_sockaddr [2022-11-19 06:42:45,108 INFO L130 BoogieDeclarations]: Found specification of procedure pre_rsb_struct [2022-11-19 06:42:45,108 INFO L138 BoogieDeclarations]: Found implementation of procedure pre_rsb_struct [2022-11-19 06:42:45,109 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtouint [2022-11-19 06:42:45,109 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtouint [2022-11-19 06:42:45,109 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_release_root_list [2022-11-19 06:42:45,109 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_release_root_list [2022-11-19 06:42:48,298 INFO L235 CfgBuilder]: Building ICFG [2022-11-19 06:42:48,306 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-19 06:44:46,721 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-19 06:45:00,363 INFO L276 CfgBuilder]: Performing block encoding [2022-11-19 06:45:12,747 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-19 06:45:12,747 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-19 06:45:12,765 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 06:45:12 BoogieIcfgContainer [2022-11-19 06:45:12,765 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-19 06:45:12,767 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-19 06:45:12,767 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-19 06:45:12,770 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-19 06:45:12,771 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 06:42:27" (1/3) ... [2022-11-19 06:45:12,771 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bb3cee6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 06:45:12, skipping insertion in model container [2022-11-19 06:45:12,771 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:42:41" (2/3) ... [2022-11-19 06:45:12,772 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bb3cee6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 06:45:12, skipping insertion in model container [2022-11-19 06:45:12,772 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 06:45:12" (3/3) ... [2022-11-19 06:45:12,773 INFO L112 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-fs--dlm--dlm.ko-entry_point.cil.out.i [2022-11-19 06:45:12,794 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-19 06:45:12,794 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-19 06:45:12,979 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-19 06:45:12,985 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@9b9752, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-19 06:45:12,986 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-19 06:45:13,011 INFO L276 IsEmpty]: Start isEmpty. Operand has 8631 states, 5220 states have (on average 1.3544061302681993) internal successors, (7070), 5497 states have internal predecessors, (7070), 2900 states have call successors, (2900), 510 states have call predecessors, (2900), 509 states have return successors, (2849), 2793 states have call predecessors, (2849), 2849 states have call successors, (2849) [2022-11-19 06:45:13,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-19 06:45:13,024 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:45:13,025 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 06:45:13,026 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 06:45:13,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:45:13,033 INFO L85 PathProgramCache]: Analyzing trace with hash -674046142, now seen corresponding path program 1 times [2022-11-19 06:45:13,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:45:13,043 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [24688598] [2022-11-19 06:45:13,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:45:13,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:45:13,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:45:14,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 06:45:14,470 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:45:14,470 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [24688598] [2022-11-19 06:45:14,471 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [24688598] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:45:14,471 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:45:14,471 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-19 06:45:14,473 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [20340129] [2022-11-19 06:45:14,474 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:45:14,480 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 06:45:14,481 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:45:14,526 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 06:45:14,527 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 06:45:14,557 INFO L87 Difference]: Start difference. First operand has 8631 states, 5220 states have (on average 1.3544061302681993) internal successors, (7070), 5497 states have internal predecessors, (7070), 2900 states have call successors, (2900), 510 states have call predecessors, (2900), 509 states have return successors, (2849), 2793 states have call predecessors, (2849), 2849 states have call successors, (2849) Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 2 states have internal predecessors, (15), 1 states have call successors, (4), 1 states have call predecessors, (4), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-19 06:45:16,805 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:45:19,835 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:45:22,702 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:45:25,027 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:45:26,563 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:45:27,617 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:45:31,223 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:45:33,144 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:45:35,271 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:45:40,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:45:40,376 INFO L93 Difference]: Finished difference Result 25860 states and 39543 transitions. [2022-11-19 06:45:40,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 06:45:40,379 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 2 states have internal predecessors, (15), 1 states have call successors, (4), 1 states have call predecessors, (4), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2022-11-19 06:45:40,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:45:40,514 INFO L225 Difference]: With dead ends: 25860 [2022-11-19 06:45:40,514 INFO L226 Difference]: Without dead ends: 16935 [2022-11-19 06:45:40,602 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 06:45:40,605 INFO L413 NwaCegarLoop]: 16442 mSDtfsCounter, 12758 mSDsluCounter, 11852 mSDsCounter, 0 mSdLazyCounter, 2068 mSolverCounterSat, 1 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12763 SdHoareTripleChecker+Valid, 28294 SdHoareTripleChecker+Invalid, 2074 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2068 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.6s IncrementalHoareTripleChecker+Time [2022-11-19 06:45:40,606 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12763 Valid, 28294 Invalid, 2074 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [1 Valid, 2068 Invalid, 5 Unknown, 0 Unchecked, 24.6s Time] [2022-11-19 06:45:40,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16935 states. [2022-11-19 06:45:41,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16935 to 16925. [2022-11-19 06:45:41,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16925 states, 10288 states have (on average 1.3423405909797823) internal successors, (13810), 10737 states have internal predecessors, (13810), 5620 states have call successors, (5620), 1017 states have call predecessors, (5620), 1016 states have return successors, (5623), 5502 states have call predecessors, (5623), 5618 states have call successors, (5623) [2022-11-19 06:45:41,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16925 states to 16925 states and 25053 transitions. [2022-11-19 06:45:41,928 INFO L78 Accepts]: Start accepts. Automaton has 16925 states and 25053 transitions. Word has length 19 [2022-11-19 06:45:41,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:45:41,929 INFO L495 AbstractCegarLoop]: Abstraction has 16925 states and 25053 transitions. [2022-11-19 06:45:41,930 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 2 states have internal predecessors, (15), 1 states have call successors, (4), 1 states have call predecessors, (4), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-19 06:45:41,930 INFO L276 IsEmpty]: Start isEmpty. Operand 16925 states and 25053 transitions. [2022-11-19 06:45:41,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-19 06:45:41,944 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:45:41,944 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 06:45:41,945 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-19 06:45:41,945 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 06:45:41,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:45:41,946 INFO L85 PathProgramCache]: Analyzing trace with hash 231519281, now seen corresponding path program 1 times [2022-11-19 06:45:41,946 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:45:41,946 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1388721122] [2022-11-19 06:45:41,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:45:41,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:45:42,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:45:42,702 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-19 06:45:42,702 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:45:42,702 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1388721122] [2022-11-19 06:45:42,702 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1388721122] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:45:42,702 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:45:42,703 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 06:45:42,703 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1006819145] [2022-11-19 06:45:42,703 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:45:42,704 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 06:45:42,704 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:45:42,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 06:45:42,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 06:45:42,705 INFO L87 Difference]: Start difference. First operand 16925 states and 25053 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-19 06:45:44,883 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:45:47,674 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:45:50,915 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:45:53,197 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:45:55,563 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:45:57,807 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:45:59,968 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:46:06,594 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:46:09,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:46:09,060 INFO L93 Difference]: Finished difference Result 50716 states and 75078 transitions. [2022-11-19 06:46:09,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 06:46:09,060 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 30 [2022-11-19 06:46:09,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:46:09,304 INFO L225 Difference]: With dead ends: 50716 [2022-11-19 06:46:09,304 INFO L226 Difference]: Without dead ends: 33792 [2022-11-19 06:46:09,402 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 06:46:09,403 INFO L413 NwaCegarLoop]: 16177 mSDtfsCounter, 12483 mSDsluCounter, 11598 mSDsCounter, 0 mSdLazyCounter, 2056 mSolverCounterSat, 1 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12497 SdHoareTripleChecker+Valid, 27775 SdHoareTripleChecker+Invalid, 2063 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2056 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.6s IncrementalHoareTripleChecker+Time [2022-11-19 06:46:09,405 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12497 Valid, 27775 Invalid, 2063 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 2056 Invalid, 6 Unknown, 0 Unchecked, 24.6s Time] [2022-11-19 06:46:09,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33792 states. [2022-11-19 06:46:11,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33792 to 33779. [2022-11-19 06:46:11,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33779 states, 20529 states have (on average 1.3425398217156217) internal successors, (27561), 21430 states have internal predecessors, (27561), 11219 states have call successors, (11219), 2033 states have call predecessors, (11219), 2030 states have return successors, (11232), 10979 states have call predecessors, (11232), 11217 states have call successors, (11232) [2022-11-19 06:46:11,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33779 states to 33779 states and 50012 transitions. [2022-11-19 06:46:11,584 INFO L78 Accepts]: Start accepts. Automaton has 33779 states and 50012 transitions. Word has length 30 [2022-11-19 06:46:11,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:46:11,585 INFO L495 AbstractCegarLoop]: Abstraction has 33779 states and 50012 transitions. [2022-11-19 06:46:11,585 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-19 06:46:11,585 INFO L276 IsEmpty]: Start isEmpty. Operand 33779 states and 50012 transitions. [2022-11-19 06:46:11,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-19 06:46:11,589 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:46:11,589 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 06:46:11,589 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-19 06:46:11,590 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 06:46:11,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:46:11,590 INFO L85 PathProgramCache]: Analyzing trace with hash -2000812399, now seen corresponding path program 1 times [2022-11-19 06:46:11,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:46:11,593 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1675301393] [2022-11-19 06:46:11,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:46:11,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:46:11,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:46:12,280 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-19 06:46:12,282 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:46:12,282 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1675301393] [2022-11-19 06:46:12,282 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1675301393] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:46:12,282 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:46:12,282 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 06:46:12,283 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [444797169] [2022-11-19 06:46:12,283 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:46:12,284 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 06:46:12,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:46:12,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 06:46:12,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 06:46:12,285 INFO L87 Difference]: Start difference. First operand 33779 states and 50012 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-19 06:46:14,461 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:46:17,324 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:46:21,069 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:46:22,620 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:46:25,950 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:46:35,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:46:35,925 INFO L93 Difference]: Finished difference Result 101128 states and 149714 transitions. [2022-11-19 06:46:35,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 06:46:35,926 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 35 [2022-11-19 06:46:35,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:46:36,541 INFO L225 Difference]: With dead ends: 101128 [2022-11-19 06:46:36,541 INFO L226 Difference]: Without dead ends: 67350 [2022-11-19 06:46:36,699 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 06:46:36,703 INFO L413 NwaCegarLoop]: 14455 mSDtfsCounter, 12440 mSDsluCounter, 11598 mSDsCounter, 0 mSdLazyCounter, 1896 mSolverCounterSat, 1 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12449 SdHoareTripleChecker+Valid, 26053 SdHoareTripleChecker+Invalid, 1901 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1896 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.6s IncrementalHoareTripleChecker+Time [2022-11-19 06:46:36,704 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12449 Valid, 26053 Invalid, 1901 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 1896 Invalid, 4 Unknown, 0 Unchecked, 21.6s Time] [2022-11-19 06:46:36,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67350 states. [2022-11-19 06:46:40,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67350 to 67334. [2022-11-19 06:46:40,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67334 states, 40926 states have (on average 1.3426672530909447) internal successors, (54950), 42730 states have internal predecessors, (54950), 22351 states have call successors, (22351), 4061 states have call predecessors, (22351), 4056 states have return successors, (22383), 21870 states have call predecessors, (22383), 22349 states have call successors, (22383) [2022-11-19 06:46:41,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67334 states to 67334 states and 99684 transitions. [2022-11-19 06:46:41,176 INFO L78 Accepts]: Start accepts. Automaton has 67334 states and 99684 transitions. Word has length 35 [2022-11-19 06:46:41,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:46:41,176 INFO L495 AbstractCegarLoop]: Abstraction has 67334 states and 99684 transitions. [2022-11-19 06:46:41,176 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-19 06:46:41,177 INFO L276 IsEmpty]: Start isEmpty. Operand 67334 states and 99684 transitions. [2022-11-19 06:46:41,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-19 06:46:41,181 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:46:41,181 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 06:46:41,181 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-19 06:46:41,181 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 06:46:41,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:46:41,182 INFO L85 PathProgramCache]: Analyzing trace with hash -215174923, now seen corresponding path program 1 times [2022-11-19 06:46:41,182 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:46:41,182 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1331582790] [2022-11-19 06:46:41,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:46:41,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:46:41,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:46:42,103 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-19 06:46:42,104 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:46:42,106 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1331582790] [2022-11-19 06:46:42,106 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1331582790] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:46:42,107 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:46:42,107 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 06:46:42,107 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [501952909] [2022-11-19 06:46:42,107 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:46:42,107 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 06:46:42,108 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:46:42,108 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 06:46:42,108 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 06:46:42,109 INFO L87 Difference]: Start difference. First operand 67334 states and 99684 transitions. Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-19 06:46:44,301 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:46:47,026 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:46:49,770 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:46:52,023 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:46:53,455 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:46:57,521 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:47:03,500 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:47:08,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:47:08,509 INFO L93 Difference]: Finished difference Result 201629 states and 298480 transitions. [2022-11-19 06:47:08,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 06:47:08,509 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 40 [2022-11-19 06:47:08,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:47:09,435 INFO L225 Difference]: With dead ends: 201629 [2022-11-19 06:47:09,435 INFO L226 Difference]: Without dead ends: 134296 [2022-11-19 06:47:09,707 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 06:47:09,709 INFO L413 NwaCegarLoop]: 16187 mSDtfsCounter, 12446 mSDsluCounter, 11598 mSDsCounter, 0 mSdLazyCounter, 2056 mSolverCounterSat, 1 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12451 SdHoareTripleChecker+Valid, 27785 SdHoareTripleChecker+Invalid, 2062 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2056 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.3s IncrementalHoareTripleChecker+Time [2022-11-19 06:47:09,710 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12451 Valid, 27785 Invalid, 2062 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 2056 Invalid, 5 Unknown, 0 Unchecked, 22.3s Time] [2022-11-19 06:47:09,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134296 states. [2022-11-19 06:47:16,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134296 to 134278. [2022-11-19 06:47:16,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134278 states, 81638 states have (on average 1.3429775349714594) internal successors, (109638), 85250 states have internal predecessors, (109638), 44531 states have call successors, (44531), 8117 states have call predecessors, (44531), 8108 states have return successors, (44603), 43566 states have call predecessors, (44603), 44529 states have call successors, (44603) [2022-11-19 06:47:17,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134278 states to 134278 states and 198772 transitions. [2022-11-19 06:47:17,167 INFO L78 Accepts]: Start accepts. Automaton has 134278 states and 198772 transitions. Word has length 40 [2022-11-19 06:47:17,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:47:17,167 INFO L495 AbstractCegarLoop]: Abstraction has 134278 states and 198772 transitions. [2022-11-19 06:47:17,167 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-19 06:47:17,167 INFO L276 IsEmpty]: Start isEmpty. Operand 134278 states and 198772 transitions. [2022-11-19 06:47:17,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-19 06:47:17,171 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:47:17,172 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 06:47:17,172 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-19 06:47:17,172 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 06:47:17,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:47:17,173 INFO L85 PathProgramCache]: Analyzing trace with hash 1425810249, now seen corresponding path program 1 times [2022-11-19 06:47:17,173 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:47:17,173 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [934237264] [2022-11-19 06:47:17,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:47:17,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:47:17,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:47:17,848 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-19 06:47:17,848 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:47:17,848 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [934237264] [2022-11-19 06:47:17,849 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [934237264] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:47:17,849 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:47:17,849 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 06:47:17,849 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1607843453] [2022-11-19 06:47:17,849 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:47:17,850 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 06:47:17,850 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:47:17,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 06:47:17,850 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 06:47:17,850 INFO L87 Difference]: Start difference. First operand 134278 states and 198772 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-19 06:47:20,026 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:47:22,648 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:47:25,591 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:47:27,843 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:47:30,176 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 06:47:32,201 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []