/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -tc ../../../trunk/examples/toolchains/AutomizerC.xml --sifa.abstract.domain OctagonDomain -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--md--raid456.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-03 05:42:38,439 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-03 05:42:38,441 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-03 05:42:38,460 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-03 05:42:38,461 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-03 05:42:38,465 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-03 05:42:38,468 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-03 05:42:38,471 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-03 05:42:38,472 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-03 05:42:38,476 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-03 05:42:38,476 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-03 05:42:38,477 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-03 05:42:38,477 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-03 05:42:38,477 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-03 05:42:38,478 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-03 05:42:38,479 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-03 05:42:38,479 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-03 05:42:38,480 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-03 05:42:38,480 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-03 05:42:38,481 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-03 05:42:38,482 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-03 05:42:38,487 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-03 05:42:38,488 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-03 05:42:38,489 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-03 05:42:38,498 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-03 05:42:38,498 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-03 05:42:38,498 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-03 05:42:38,499 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-03 05:42:38,499 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-03 05:42:38,500 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-03 05:42:38,500 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-03 05:42:38,500 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-03 05:42:38,501 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-03 05:42:38,501 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-03 05:42:38,502 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-03 05:42:38,502 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-03 05:42:38,502 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-03 05:42:38,502 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-03 05:42:38,503 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-03 05:42:38,503 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-03 05:42:38,503 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-03 05:42:38,507 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2023-04-03 05:42:38,533 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-03 05:42:38,533 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-03 05:42:38,533 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-03 05:42:38,533 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-03 05:42:38,534 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-03 05:42:38,534 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-03 05:42:38,534 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-03 05:42:38,534 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-03 05:42:38,534 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-03 05:42:38,534 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-03 05:42:38,534 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-03 05:42:38,534 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-03 05:42:38,534 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-03 05:42:38,535 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-03 05:42:38,535 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-03 05:42:38,535 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-03 05:42:38,535 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-03 05:42:38,535 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-03 05:42:38,535 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-03 05:42:38,535 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-03 05:42:38,535 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-03 05:42:38,536 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-03 05:42:38,536 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-03 05:42:38,536 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-03 05:42:38,536 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-03 05:42:38,536 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-03 05:42:38,536 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-03 05:42:38,536 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-03 05:42:38,536 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-03 05:42:38,536 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-03 05:42:38,536 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-03 05:42:38,536 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-03 05:42:38,536 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 05:42:38,537 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-03 05:42:38,537 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-03 05:42:38,537 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-03 05:42:38,537 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-03 05:42:38,537 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-03 05:42:38,537 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-03 05:42:38,537 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-03 05:42:38,537 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-03 05:42:38,537 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain [2023-04-03 05:42:38,753 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-03 05:42:38,777 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-03 05:42:38,779 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-03 05:42:38,780 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-03 05:42:38,781 INFO L275 PluginConnector]: CDTParser initialized [2023-04-03 05:42:38,782 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--md--raid456.ko-entry_point.cil.out.i [2023-04-03 05:42:39,986 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-03 05:42:40,490 INFO L351 CDTParser]: Found 1 translation units. [2023-04-03 05:42:40,491 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--md--raid456.ko-entry_point.cil.out.i [2023-04-03 05:42:40,548 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/88c84f168/ae03d7f12d4944caa0e76dadb1cfce2e/FLAG513def812 [2023-04-03 05:42:40,560 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/88c84f168/ae03d7f12d4944caa0e76dadb1cfce2e [2023-04-03 05:42:40,562 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-03 05:42:40,563 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-03 05:42:40,565 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-03 05:42:40,565 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-03 05:42:40,568 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-03 05:42:40,568 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 05:42:40" (1/1) ... [2023-04-03 05:42:40,569 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d5c1e68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 05:42:40, skipping insertion in model container [2023-04-03 05:42:40,569 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 05:42:40" (1/1) ... [2023-04-03 05:42:40,573 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-03 05:42:40,712 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-03 05:42:43,815 WARN L1562 CHandler]: Possible shadowing of function abort [2023-04-03 05:42:43,817 WARN L1562 CHandler]: Possible shadowing of function abort [2023-04-03 05:42:43,817 WARN L1562 CHandler]: Possible shadowing of function abort [2023-04-03 05:42:43,818 WARN L1562 CHandler]: Possible shadowing of function abort [2023-04-03 05:42:43,818 WARN L1562 CHandler]: Possible shadowing of function abort [2023-04-03 05:42:44,718 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--md--raid456.ko-entry_point.cil.out.i[665471,665484] [2023-04-03 05:42:45,051 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 05:42:45,070 INFO L203 MainTranslator]: Completed pre-run [2023-04-03 05:42:45,427 WARN L1562 CHandler]: Possible shadowing of function abort [2023-04-03 05:42:45,428 WARN L1562 CHandler]: Possible shadowing of function abort [2023-04-03 05:42:45,429 WARN L1562 CHandler]: Possible shadowing of function abort [2023-04-03 05:42:45,429 WARN L1562 CHandler]: Possible shadowing of function abort [2023-04-03 05:42:45,429 WARN L1562 CHandler]: Possible shadowing of function abort [2023-04-03 05:42:45,667 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--md--raid456.ko-entry_point.cil.out.i[665471,665484] [2023-04-03 05:42:45,684 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 05:42:45,801 WARN L667 CHandler]: The function __xchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-04-03 05:42:45,802 WARN L667 CHandler]: The function __bad_size_call_parameter is called, but not defined or handled by StandardFunctionHandler. [2023-04-03 05:42:45,802 WARN L667 CHandler]: The function __xadd_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-04-03 05:42:45,802 WARN L667 CHandler]: The function __cmpxchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-04-03 05:42:45,802 WARN L667 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-04-03 05:42:45,803 WARN L667 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-04-03 05:42:45,809 INFO L208 MainTranslator]: Completed translation [2023-04-03 05:42:45,809 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 05:42:45 WrapperNode [2023-04-03 05:42:45,810 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-03 05:42:45,812 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-03 05:42:45,812 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-03 05:42:45,812 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-03 05:42:45,820 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 05:42:45" (1/1) ... [2023-04-03 05:42:45,821 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 05:42:45" (1/1) ... [2023-04-03 05:42:45,996 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 05:42:45" (1/1) ... [2023-04-03 05:42:45,997 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 05:42:45" (1/1) ... [2023-04-03 05:42:46,278 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 05:42:45" (1/1) ... [2023-04-03 05:42:46,311 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 05:42:45" (1/1) ... [2023-04-03 05:42:46,357 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 05:42:45" (1/1) ... [2023-04-03 05:42:46,381 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 05:42:45" (1/1) ... [2023-04-03 05:42:46,466 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-03 05:42:46,466 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-03 05:42:46,466 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-03 05:42:46,467 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-03 05:42:46,467 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 05:42:45" (1/1) ... [2023-04-03 05:42:46,473 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 05:42:46,480 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 05:42:46,502 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-04-03 05:42:46,508 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-04-03 05:42:46,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-03 05:42:46,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-03 05:42:46,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~VOID [2023-04-03 05:42:46,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~~bool~0~TO~VOID [2023-04-03 05:42:46,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~~dev_t~0~X~~sector_t~0~TO~VOID [2023-04-03 05:42:46,536 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-03 05:42:46,536 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2023-04-03 05:42:46,536 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-04-03 05:42:46,536 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_bit [2023-04-03 05:42:46,536 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-04-03 05:42:46,536 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit_unlock [2023-04-03 05:42:46,536 INFO L138 BoogieDeclarations]: Found implementation of procedure __clear_bit [2023-04-03 05:42:46,536 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-04-03 05:42:46,536 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit_lock [2023-04-03 05:42:46,536 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2023-04-03 05:42:46,536 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-04-03 05:42:46,536 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2023-04-03 05:42:46,536 INFO L138 BoogieDeclarations]: Found implementation of procedure is_power_of_2 [2023-04-03 05:42:46,536 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoul [2023-04-03 05:42:46,536 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2023-04-03 05:42:46,537 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-04-03 05:42:46,537 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2023-04-03 05:42:46,537 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2023-04-03 05:42:46,537 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2023-04-03 05:42:46,537 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-04-03 05:42:46,538 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty_careful [2023-04-03 05:42:46,538 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2023-04-03 05:42:46,538 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_tail_init [2023-04-03 05:42:46,538 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_HLIST_NODE [2023-04-03 05:42:46,539 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_unhashed [2023-04-03 05:42:46,539 INFO L138 BoogieDeclarations]: Found implementation of procedure __hlist_del [2023-04-03 05:42:46,539 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_del_init [2023-04-03 05:42:46,539 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_add_head [2023-04-03 05:42:46,539 INFO L138 BoogieDeclarations]: Found implementation of procedure bitmap_weight [2023-04-03 05:42:46,539 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_check [2023-04-03 05:42:46,539 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_first [2023-04-03 05:42:46,539 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_next [2023-04-03 05:42:46,539 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_test_cpu [2023-04-03 05:42:46,540 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2023-04-03 05:42:46,540 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2023-04-03 05:42:46,540 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_disable [2023-04-03 05:42:46,540 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_enable [2023-04-03 05:42:46,540 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_save [2023-04-03 05:42:46,540 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2023-04-03 05:42:46,540 INFO L138 BoogieDeclarations]: Found implementation of procedure rep_nop [2023-04-03 05:42:46,540 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2023-04-03 05:42:46,540 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-04-03 05:42:46,540 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2023-04-03 05:42:46,540 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add [2023-04-03 05:42:46,540 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2023-04-03 05:42:46,541 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2023-04-03 05:42:46,541 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2023-04-03 05:42:46,541 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2023-04-03 05:42:46,541 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub_return [2023-04-03 05:42:46,541 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_cmpxchg [2023-04-03 05:42:46,541 INFO L138 BoogieDeclarations]: Found implementation of procedure __atomic_add_unless [2023-04-03 05:42:46,541 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic64_add [2023-04-03 05:42:46,541 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_unless [2023-04-03 05:42:46,541 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-04-03 05:42:46,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-04-03 05:42:46,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-04-03 05:42:46,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-04-03 05:42:46,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-04-03 05:42:46,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-04-03 05:42:46,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2023-04-03 05:42:46,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-04-03 05:42:46,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-04-03 05:42:46,654 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2023-04-03 05:42:46,654 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_add [2023-04-03 05:42:46,654 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_sub [2023-04-03 05:42:46,654 INFO L138 BoogieDeclarations]: Found implementation of procedure static_key_count [2023-04-03 05:42:46,654 INFO L138 BoogieDeclarations]: Found implementation of procedure static_key_false [2023-04-03 05:42:46,654 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-04-03 05:42:46,654 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-04-03 05:42:46,654 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2023-04-03 05:42:46,654 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-04-03 05:42:46,654 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2023-04-03 05:42:46,654 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-04-03 05:42:46,654 INFO L138 BoogieDeclarations]: Found implementation of procedure __seqcount_init [2023-04-03 05:42:46,655 INFO L138 BoogieDeclarations]: Found implementation of procedure seqcount_lockdep_reader_access [2023-04-03 05:42:46,655 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_seqcount_begin [2023-04-03 05:42:46,655 INFO L138 BoogieDeclarations]: Found implementation of procedure raw_read_seqcount_begin [2023-04-03 05:42:46,655 INFO L138 BoogieDeclarations]: Found implementation of procedure read_seqcount_begin [2023-04-03 05:42:46,655 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_seqcount_retry [2023-04-03 05:42:46,655 INFO L138 BoogieDeclarations]: Found implementation of procedure read_seqcount_retry [2023-04-03 05:42:46,655 INFO L138 BoogieDeclarations]: Found implementation of procedure raw_write_seqcount_begin [2023-04-03 05:42:46,655 INFO L138 BoogieDeclarations]: Found implementation of procedure raw_write_seqcount_end [2023-04-03 05:42:46,655 INFO L138 BoogieDeclarations]: Found implementation of procedure write_seqcount_begin_nested [2023-04-03 05:42:46,655 INFO L138 BoogieDeclarations]: Found implementation of procedure write_seqcount_begin [2023-04-03 05:42:46,655 INFO L138 BoogieDeclarations]: Found implementation of procedure write_seqcount_end [2023-04-03 05:42:46,655 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_lock [2023-04-03 05:42:46,655 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_unlock [2023-04-03 05:42:46,655 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_rcu [2023-04-03 05:42:46,655 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lock_acquire [2023-04-03 05:42:46,655 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lock_release [2023-04-03 05:42:46,655 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_held [2023-04-03 05:42:46,655 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2023-04-03 05:42:46,656 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2023-04-03 05:42:46,656 INFO L138 BoogieDeclarations]: Found implementation of procedure __nodes_weight [2023-04-03 05:42:46,656 INFO L138 BoogieDeclarations]: Found implementation of procedure num_node_state [2023-04-03 05:42:46,656 INFO L138 BoogieDeclarations]: Found implementation of procedure notifier_from_errno [2023-04-03 05:42:46,656 INFO L138 BoogieDeclarations]: Found implementation of procedure init_llist_head [2023-04-03 05:42:46,656 INFO L138 BoogieDeclarations]: Found implementation of procedure llist_next [2023-04-03 05:42:46,656 INFO L138 BoogieDeclarations]: Found implementation of procedure llist_add [2023-04-03 05:42:46,656 INFO L138 BoogieDeclarations]: Found implementation of procedure llist_del_all [2023-04-03 05:42:46,656 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages [2023-04-03 05:42:46,656 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2023-04-03 05:42:46,656 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-04-03 05:42:46,656 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_zalloc [2023-04-03 05:42:46,656 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-04-03 05:42:46,656 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_notify_dirent [2023-04-03 05:42:46,656 INFO L138 BoogieDeclarations]: Found implementation of procedure disk_devt [2023-04-03 05:42:46,656 INFO L138 BoogieDeclarations]: Found implementation of procedure get_start_sect [2023-04-03 05:42:46,656 INFO L138 BoogieDeclarations]: Found implementation of procedure set_capacity [2023-04-03 05:42:46,656 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2023-04-03 05:42:46,656 INFO L138 BoogieDeclarations]: Found implementation of procedure bvec_iter_advance [2023-04-03 05:42:46,657 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_advance_iter [2023-04-03 05:42:46,657 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_flag_set_unlocked [2023-04-03 05:42:46,657 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_flag_clear_unlocked [2023-04-03 05:42:46,657 INFO L138 BoogieDeclarations]: Found implementation of procedure bdev_get_queue [2023-04-03 05:42:46,657 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_max_sectors [2023-04-03 05:42:46,657 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_max_segments [2023-04-03 05:42:46,657 INFO L138 BoogieDeclarations]: Found implementation of procedure async_tx_ack [2023-04-03 05:42:46,657 INFO L138 BoogieDeclarations]: Found implementation of procedure init_async_submit [2023-04-03 05:42:46,657 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_block_bio_complete [2023-04-03 05:42:46,657 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_block_unplug [2023-04-03 05:42:46,657 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_block_bio_remap [2023-04-03 05:42:46,657 INFO L138 BoogieDeclarations]: Found implementation of procedure is_badblock [2023-04-03 05:42:46,657 INFO L138 BoogieDeclarations]: Found implementation of procedure mddev_lock [2023-04-03 05:42:46,657 INFO L138 BoogieDeclarations]: Found implementation of procedure md_sync_acct [2023-04-03 05:42:46,657 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_notify_dirent_safe [2023-04-03 05:42:46,657 INFO L138 BoogieDeclarations]: Found implementation of procedure mdname [2023-04-03 05:42:46,657 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_link_rdev [2023-04-03 05:42:46,657 INFO L138 BoogieDeclarations]: Found implementation of procedure safe_put_page [2023-04-03 05:42:46,657 INFO L138 BoogieDeclarations]: Found implementation of procedure rdev_dec_pending [2023-04-03 05:42:46,658 INFO L138 BoogieDeclarations]: Found implementation of procedure algorithm_valid_raid5 [2023-04-03 05:42:46,658 INFO L138 BoogieDeclarations]: Found implementation of procedure algorithm_valid_raid6 [2023-04-03 05:42:46,658 INFO L138 BoogieDeclarations]: Found implementation of procedure stripe_hash [2023-04-03 05:42:46,658 INFO L138 BoogieDeclarations]: Found implementation of procedure stripe_hash_locks_hash [2023-04-03 05:42:46,658 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_device_hash_lock [2023-04-03 05:42:46,658 INFO L138 BoogieDeclarations]: Found implementation of procedure unlock_device_hash_lock [2023-04-03 05:42:46,658 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_all_device_hash_locks_irq [2023-04-03 05:42:46,658 INFO L138 BoogieDeclarations]: Found implementation of procedure unlock_all_device_hash_locks_irq [2023-04-03 05:42:46,658 INFO L138 BoogieDeclarations]: Found implementation of procedure r5_next_bio [2023-04-03 05:42:46,658 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_bi_processed_stripes [2023-04-03 05:42:46,658 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_dec_bi_active_stripes [2023-04-03 05:42:46,658 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_inc_bi_active_stripes [2023-04-03 05:42:46,658 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_set_bi_processed_stripes [2023-04-03 05:42:46,658 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_set_bi_stripes [2023-04-03 05:42:46,658 INFO L138 BoogieDeclarations]: Found implementation of procedure raid6_d0 [2023-04-03 05:42:46,658 INFO L138 BoogieDeclarations]: Found implementation of procedure raid6_next_disk [2023-04-03 05:42:46,658 INFO L138 BoogieDeclarations]: Found implementation of procedure raid6_idx_to_slot [2023-04-03 05:42:46,659 INFO L138 BoogieDeclarations]: Found implementation of procedure return_io [2023-04-03 05:42:46,659 INFO L138 BoogieDeclarations]: Found implementation of procedure stripe_operations_active [2023-04-03 05:42:46,659 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_wakeup_stripe_thread [2023-04-03 05:42:46,659 INFO L138 BoogieDeclarations]: Found implementation of procedure do_release_stripe [2023-04-03 05:42:46,659 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_stripe [2023-04-03 05:42:46,659 INFO L138 BoogieDeclarations]: Found implementation of procedure release_inactive_stripe_list [2023-04-03 05:42:46,659 INFO L138 BoogieDeclarations]: Found implementation of procedure release_stripe_list [2023-04-03 05:42:46,660 INFO L138 BoogieDeclarations]: Found implementation of procedure release_stripe [2023-04-03 05:42:46,660 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_hash [2023-04-03 05:42:46,660 INFO L138 BoogieDeclarations]: Found implementation of procedure insert_hash [2023-04-03 05:42:46,660 INFO L138 BoogieDeclarations]: Found implementation of procedure get_free_stripe [2023-04-03 05:42:46,660 INFO L138 BoogieDeclarations]: Found implementation of procedure shrink_buffers [2023-04-03 05:42:46,660 INFO L138 BoogieDeclarations]: Found implementation of procedure grow_buffers [2023-04-03 05:42:46,660 INFO L138 BoogieDeclarations]: Found implementation of procedure init_stripe [2023-04-03 05:42:46,660 INFO L138 BoogieDeclarations]: Found implementation of procedure __find_stripe [2023-04-03 05:42:46,660 INFO L138 BoogieDeclarations]: Found implementation of procedure calc_degraded [2023-04-03 05:42:46,660 INFO L138 BoogieDeclarations]: Found implementation of procedure has_failed [2023-04-03 05:42:46,660 INFO L138 BoogieDeclarations]: Found implementation of procedure get_active_stripe [2023-04-03 05:42:46,660 INFO L138 BoogieDeclarations]: Found implementation of procedure is_full_stripe_write [2023-04-03 05:42:46,660 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_two_stripes [2023-04-03 05:42:46,661 INFO L138 BoogieDeclarations]: Found implementation of procedure unlock_two_stripes [2023-04-03 05:42:46,661 INFO L138 BoogieDeclarations]: Found implementation of procedure stripe_can_batch [2023-04-03 05:42:46,661 INFO L138 BoogieDeclarations]: Found implementation of procedure stripe_add_to_batch_list [2023-04-03 05:42:46,661 INFO L138 BoogieDeclarations]: Found implementation of procedure use_new_offset [2023-04-03 05:42:46,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ops_run_io [2023-04-03 05:42:46,661 INFO L138 BoogieDeclarations]: Found implementation of procedure async_copy_data [2023-04-03 05:42:46,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ops_complete_biofill [2023-04-03 05:42:46,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ops_run_biofill [2023-04-03 05:42:46,661 INFO L138 BoogieDeclarations]: Found implementation of procedure mark_target_uptodate [2023-04-03 05:42:46,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ops_complete_compute [2023-04-03 05:42:46,661 INFO L138 BoogieDeclarations]: Found implementation of procedure to_addr_conv [2023-04-03 05:42:46,661 INFO L138 BoogieDeclarations]: Found implementation of procedure to_addr_page [2023-04-03 05:42:46,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ops_run_compute5 [2023-04-03 05:42:46,661 INFO L138 BoogieDeclarations]: Found implementation of procedure set_syndrome_sources [2023-04-03 05:42:46,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ops_run_compute6_1 [2023-04-03 05:42:46,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ops_run_compute6_2 [2023-04-03 05:42:46,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ops_complete_prexor [2023-04-03 05:42:46,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ops_run_prexor5 [2023-04-03 05:42:46,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ops_run_prexor6 [2023-04-03 05:42:46,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ops_run_biodrain [2023-04-03 05:42:46,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ops_complete_reconstruct [2023-04-03 05:42:46,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ops_run_reconstruct5 [2023-04-03 05:42:46,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ops_run_reconstruct6 [2023-04-03 05:42:46,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ops_complete_check [2023-04-03 05:42:46,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ops_run_check_p [2023-04-03 05:42:46,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ops_run_check_pq [2023-04-03 05:42:46,662 INFO L138 BoogieDeclarations]: Found implementation of procedure raid_run_ops [2023-04-03 05:42:46,662 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_stripe [2023-04-03 05:42:46,662 INFO L138 BoogieDeclarations]: Found implementation of procedure grow_one_stripe [2023-04-03 05:42:46,662 INFO L138 BoogieDeclarations]: Found implementation of procedure grow_stripes [2023-04-03 05:42:46,662 INFO L138 BoogieDeclarations]: Found implementation of procedure scribble_alloc [2023-04-03 05:42:46,662 INFO L138 BoogieDeclarations]: Found implementation of procedure resize_chunks [2023-04-03 05:42:46,662 INFO L138 BoogieDeclarations]: Found implementation of procedure resize_stripes [2023-04-03 05:42:46,662 INFO L138 BoogieDeclarations]: Found implementation of procedure drop_one_stripe [2023-04-03 05:42:46,662 INFO L138 BoogieDeclarations]: Found implementation of procedure shrink_stripes [2023-04-03 05:42:46,662 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_end_read_request [2023-04-03 05:42:46,662 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_end_write_request [2023-04-03 05:42:46,662 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_build_block [2023-04-03 05:42:46,662 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2023-04-03 05:42:46,662 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_compute_sector [2023-04-03 05:42:46,663 INFO L138 BoogieDeclarations]: Found implementation of procedure compute_blocknr [2023-04-03 05:42:46,663 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_reconstruction [2023-04-03 05:42:46,663 INFO L138 BoogieDeclarations]: Found implementation of procedure add_stripe_bio [2023-04-03 05:42:46,663 INFO L138 BoogieDeclarations]: Found implementation of procedure stripe_set_idx [2023-04-03 05:42:46,663 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_failed_stripe [2023-04-03 05:42:46,663 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_failed_sync [2023-04-03 05:42:46,663 INFO L138 BoogieDeclarations]: Found implementation of procedure want_replace [2023-04-03 05:42:46,663 INFO L138 BoogieDeclarations]: Found implementation of procedure need_this_block [2023-04-03 05:42:46,663 INFO L138 BoogieDeclarations]: Found implementation of procedure fetch_block [2023-04-03 05:42:46,663 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_stripe_fill [2023-04-03 05:42:46,663 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_stripe_clean_event [2023-04-03 05:42:46,663 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_stripe_dirtying [2023-04-03 05:42:46,663 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_parity_checks5 [2023-04-03 05:42:46,663 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_parity_checks6 [2023-04-03 05:42:46,663 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_stripe_expansion [2023-04-03 05:42:46,663 INFO L138 BoogieDeclarations]: Found implementation of procedure analyse_stripe [2023-04-03 05:42:46,663 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_batch_ready [2023-04-03 05:42:46,663 INFO L138 BoogieDeclarations]: Found implementation of procedure break_stripe_batch_list [2023-04-03 05:42:46,664 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_stripe [2023-04-03 05:42:46,664 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_activate_delayed [2023-04-03 05:42:46,664 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_bit_delay [2023-04-03 05:42:46,664 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_congested [2023-04-03 05:42:46,664 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_mergeable_bvec [2023-04-03 05:42:46,664 INFO L138 BoogieDeclarations]: Found implementation of procedure in_chunk_boundary [2023-04-03 05:42:46,664 INFO L138 BoogieDeclarations]: Found implementation of procedure add_bio_to_retry [2023-04-03 05:42:46,664 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_bio_from_retry [2023-04-03 05:42:46,664 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_align_endio [2023-04-03 05:42:46,664 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_fits_rdev [2023-04-03 05:42:46,664 INFO L138 BoogieDeclarations]: Found implementation of procedure chunk_aligned_read [2023-04-03 05:42:46,664 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_priority_stripe [2023-04-03 05:42:46,664 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_unplug [2023-04-03 05:42:46,664 INFO L138 BoogieDeclarations]: Found implementation of procedure release_stripe_plug [2023-04-03 05:42:46,664 INFO L138 BoogieDeclarations]: Found implementation of procedure make_discard_request [2023-04-03 05:42:46,664 INFO L138 BoogieDeclarations]: Found implementation of procedure make_request [2023-04-03 05:42:46,664 INFO L138 BoogieDeclarations]: Found implementation of procedure reshape_request [2023-04-03 05:42:46,664 INFO L138 BoogieDeclarations]: Found implementation of procedure sync_request [2023-04-03 05:42:46,664 INFO L138 BoogieDeclarations]: Found implementation of procedure retry_aligned_read [2023-04-03 05:42:46,665 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_active_stripes [2023-04-03 05:42:46,665 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_do_work [2023-04-03 05:42:46,665 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5d [2023-04-03 05:42:46,665 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_show_stripe_cache_size [2023-04-03 05:42:46,665 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_set_cache_size [2023-04-03 05:42:46,665 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_store_stripe_cache_size [2023-04-03 05:42:46,668 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_show_rmw_level [2023-04-03 05:42:46,668 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_store_rmw_level [2023-04-03 05:42:46,668 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_show_preread_threshold [2023-04-03 05:42:46,668 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_store_preread_threshold [2023-04-03 05:42:46,668 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_show_skip_copy [2023-04-03 05:42:46,668 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_store_skip_copy [2023-04-03 05:42:46,668 INFO L138 BoogieDeclarations]: Found implementation of procedure stripe_cache_active_show [2023-04-03 05:42:46,668 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_show_group_thread_cnt [2023-04-03 05:42:46,668 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_store_group_thread_cnt [2023-04-03 05:42:46,669 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_thread_groups [2023-04-03 05:42:46,669 INFO L138 BoogieDeclarations]: Found implementation of procedure free_thread_groups [2023-04-03 05:42:46,669 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_size [2023-04-03 05:42:46,669 INFO L138 BoogieDeclarations]: Found implementation of procedure free_scratch_buffer [2023-04-03 05:42:46,669 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_scratch_buffer [2023-04-03 05:42:46,669 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_free_percpu [2023-04-03 05:42:46,669 INFO L138 BoogieDeclarations]: Found implementation of procedure free_conf [2023-04-03 05:42:46,669 INFO L138 BoogieDeclarations]: Found implementation of procedure raid456_cpu_notify [2023-04-03 05:42:46,669 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_alloc_percpu [2023-04-03 05:42:46,669 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_cache_scan [2023-04-03 05:42:46,669 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_cache_count [2023-04-03 05:42:46,669 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_conf [2023-04-03 05:42:46,669 INFO L138 BoogieDeclarations]: Found implementation of procedure only_parity [2023-04-03 05:42:46,669 INFO L138 BoogieDeclarations]: Found implementation of procedure run [2023-04-03 05:42:46,669 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_free [2023-04-03 05:42:46,669 INFO L138 BoogieDeclarations]: Found implementation of procedure status [2023-04-03 05:42:46,669 INFO L138 BoogieDeclarations]: Found implementation of procedure print_raid5_conf [2023-04-03 05:42:46,669 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_spare_active [2023-04-03 05:42:46,669 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_remove_disk [2023-04-03 05:42:46,669 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_add_disk [2023-04-03 05:42:46,669 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_resize [2023-04-03 05:42:46,670 INFO L138 BoogieDeclarations]: Found implementation of procedure check_stripe_cache [2023-04-03 05:42:46,670 INFO L138 BoogieDeclarations]: Found implementation of procedure check_reshape [2023-04-03 05:42:46,670 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_start_reshape [2023-04-03 05:42:46,670 INFO L138 BoogieDeclarations]: Found implementation of procedure end_reshape [2023-04-03 05:42:46,670 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_finish_reshape [2023-04-03 05:42:46,670 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_quiesce [2023-04-03 05:42:46,670 INFO L138 BoogieDeclarations]: Found implementation of procedure raid45_takeover_raid0 [2023-04-03 05:42:46,670 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_takeover_raid1 [2023-04-03 05:42:46,670 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_takeover_raid6 [2023-04-03 05:42:46,670 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_check_reshape [2023-04-03 05:42:46,670 INFO L138 BoogieDeclarations]: Found implementation of procedure raid6_check_reshape [2023-04-03 05:42:46,670 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_takeover [2023-04-03 05:42:46,670 INFO L138 BoogieDeclarations]: Found implementation of procedure raid4_takeover [2023-04-03 05:42:46,670 INFO L138 BoogieDeclarations]: Found implementation of procedure raid6_takeover [2023-04-03 05:42:46,670 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_init [2023-04-03 05:42:46,670 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_exit [2023-04-03 05:42:46,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_md_sysfs_entry_10 [2023-04-03 05:42:46,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_md_sysfs_entry_7 [2023-04-03 05:42:46,670 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2023-04-03 05:42:46,670 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_1 [2023-04-03 05:42:46,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_md_sysfs_entry_5 [2023-04-03 05:42:46,670 INFO L138 BoogieDeclarations]: Found implementation of procedure work_init_1 [2023-04-03 05:42:46,671 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2023-04-03 05:42:46,671 INFO L138 BoogieDeclarations]: Found implementation of procedure invoke_work_1 [2023-04-03 05:42:46,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_md_sysfs_entry_9 [2023-04-03 05:42:46,671 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2023-04-03 05:42:46,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_md_sysfs_entry_8 [2023-04-03 05:42:46,671 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-03 05:42:46,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2023-04-03 05:42:46,671 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-04-03 05:42:46,671 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-04-03 05:42:46,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_5 [2023-04-03 05:42:46,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_6 [2023-04-03 05:42:46,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_7 [2023-04-03 05:42:46,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_8 [2023-04-03 05:42:46,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_9 [2023-04-03 05:42:46,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_10 [2023-04-03 05:42:46,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_11 [2023-04-03 05:42:46,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_12 [2023-04-03 05:42:46,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_13 [2023-04-03 05:42:46,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_14 [2023-04-03 05:42:46,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_15 [2023-04-03 05:42:46,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_16 [2023-04-03 05:42:46,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_17 [2023-04-03 05:42:46,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_18 [2023-04-03 05:42:46,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_20 [2023-04-03 05:42:46,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_21 [2023-04-03 05:42:46,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_22 [2023-04-03 05:42:46,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_23 [2023-04-03 05:42:46,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_md_personality_24 [2023-04-03 05:42:46,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_md_personality_25 [2023-04-03 05:42:46,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_md_personality_26 [2023-04-03 05:42:46,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_md_personality_27 [2023-04-03 05:42:46,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_md_personality_28 [2023-04-03 05:42:46,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_md_personality_29 [2023-04-03 05:42:46,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_workqueue_30 [2023-04-03 05:42:46,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-04-03 05:42:46,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2023-04-03 05:42:46,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-04-03 05:42:46,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2023-04-03 05:42:46,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2023-04-03 05:42:46,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2023-04-03 05:42:46,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2023-04-03 05:42:46,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2023-04-03 05:42:46,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_i_mutex_of_inode [2023-04-03 05:42:46,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_i_mutex_of_inode [2023-04-03 05:42:46,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2023-04-03 05:42:46,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_i_mutex_of_inode [2023-04-03 05:42:46,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_i_mutex_of_inode [2023-04-03 05:42:46,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_i_mutex_of_inode [2023-04-03 05:42:46,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_i_mutex_of_inode [2023-04-03 05:42:46,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2023-04-03 05:42:46,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_i_mutex_of_inode [2023-04-03 05:42:46,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2023-04-03 05:42:46,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2023-04-03 05:42:46,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2023-04-03 05:42:46,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2023-04-03 05:42:46,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2023-04-03 05:42:46,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2023-04-03 05:42:46,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2023-04-03 05:42:46,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_lock [2023-04-03 05:42:46,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_lock [2023-04-03 05:42:46,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_lock [2023-04-03 05:42:46,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_lock [2023-04-03 05:42:46,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2023-04-03 05:42:46,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2023-04-03 05:42:46,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2023-04-03 05:42:46,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2023-04-03 05:42:46,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2023-04-03 05:42:46,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2023-04-03 05:42:46,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2023-04-03 05:42:46,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_mutex_of_device [2023-04-03 05:42:46,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_mutex_of_device [2023-04-03 05:42:46,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2023-04-03 05:42:46,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_mutex_of_device [2023-04-03 05:42:46,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_reconfig_mutex_of_mddev [2023-04-03 05:42:46,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_reconfig_mutex_of_mddev [2023-04-03 05:42:46,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_reconfig_mutex_of_mddev [2023-04-03 05:42:46,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_reconfig_mutex_of_mddev [2023-04-03 05:42:46,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_reconfig_mutex_of_mddev [2023-04-03 05:42:46,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_reconfig_mutex_of_mddev [2023-04-03 05:42:46,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_reconfig_mutex_of_mddev [2023-04-03 05:42:46,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_reconfig_mutex_of_mddev [2023-04-03 05:42:46,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_reconfig_mutex_of_mddev [2023-04-03 05:42:46,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_reconfig_mutex_of_mddev [2023-04-03 05:42:46,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_reconfig_mutex_of_mddev [2023-04-03 05:42:46,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-04-03 05:42:46,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ___might_sleep [2023-04-03 05:42:46,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ___ratelimit [2023-04-03 05:42:46,675 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_percpu [2023-04-03 05:42:46,675 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_workqueue_key [2023-04-03 05:42:46,675 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitmap_weight [2023-04-03 05:42:46,675 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_7144 [2023-04-03 05:42:46,675 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_7157 [2023-04-03 05:42:46,675 INFO L138 BoogieDeclarations]: Found implementation of procedure __cpu_to_node [2023-04-03 05:42:46,675 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2023-04-03 05:42:46,675 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2023-04-03 05:42:46,675 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2023-04-03 05:42:46,675 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2023-04-03 05:42:46,675 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2023-04-03 05:42:46,675 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2023-04-03 05:42:46,675 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-04-03 05:42:46,675 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2023-04-03 05:42:46,675 INFO L138 BoogieDeclarations]: Found implementation of procedure _atomic_dec_and_lock [2023-04-03 05:42:46,676 INFO L138 BoogieDeclarations]: Found implementation of procedure _cond_resched [2023-04-03 05:42:46,676 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2023-04-03 05:42:46,676 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2023-04-03 05:42:46,676 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-04-03 05:42:46,676 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_nest_lock [2023-04-03 05:42:46,676 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_nested [2023-04-03 05:42:46,676 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2023-04-03 05:42:46,676 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2023-04-03 05:42:46,676 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2023-04-03 05:42:46,676 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages_current [2023-04-03 05:42:46,676 INFO L138 BoogieDeclarations]: Found implementation of procedure async_gen_syndrome [2023-04-03 05:42:46,676 INFO L138 BoogieDeclarations]: Found implementation of procedure async_memcpy [2023-04-03 05:42:46,676 INFO L138 BoogieDeclarations]: Found implementation of procedure async_raid6_2data_recov [2023-04-03 05:42:46,676 INFO L138 BoogieDeclarations]: Found implementation of procedure async_raid6_datap_recov [2023-04-03 05:42:46,676 INFO L138 BoogieDeclarations]: Found implementation of procedure async_syndrome_val [2023-04-03 05:42:46,676 INFO L138 BoogieDeclarations]: Found implementation of procedure async_trigger_callback [2023-04-03 05:42:46,676 INFO L138 BoogieDeclarations]: Found implementation of procedure async_tx_quiesce [2023-04-03 05:42:46,676 INFO L138 BoogieDeclarations]: Found implementation of procedure async_xor [2023-04-03 05:42:46,676 INFO L138 BoogieDeclarations]: Found implementation of procedure async_xor_val [2023-04-03 05:42:46,676 INFO L138 BoogieDeclarations]: Found implementation of procedure bdevname [2023-04-03 05:42:46,676 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_clone_mddev [2023-04-03 05:42:46,676 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_endio [2023-04-03 05:42:46,677 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_init [2023-04-03 05:42:46,677 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_put [2023-04-03 05:42:46,677 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_reset [2023-04-03 05:42:46,677 INFO L138 BoogieDeclarations]: Found implementation of procedure bitmap_close_sync [2023-04-03 05:42:46,677 INFO L138 BoogieDeclarations]: Found implementation of procedure bitmap_cond_end_sync [2023-04-03 05:42:46,677 INFO L138 BoogieDeclarations]: Found implementation of procedure bitmap_end_sync [2023-04-03 05:42:46,677 INFO L138 BoogieDeclarations]: Found implementation of procedure bitmap_endwrite [2023-04-03 05:42:46,677 INFO L138 BoogieDeclarations]: Found implementation of procedure bitmap_resize [2023-04-03 05:42:46,677 INFO L138 BoogieDeclarations]: Found implementation of procedure bitmap_start_sync [2023-04-03 05:42:46,677 INFO L138 BoogieDeclarations]: Found implementation of procedure bitmap_startwrite [2023-04-03 05:42:46,677 INFO L138 BoogieDeclarations]: Found implementation of procedure bitmap_unplug [2023-04-03 05:42:46,677 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_check_plugged [2023-04-03 05:42:46,677 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_finish_plug [2023-04-03 05:42:46,677 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_io_min [2023-04-03 05:42:46,677 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_io_opt [2023-04-03 05:42:46,677 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_max_write_same_sectors [2023-04-03 05:42:46,677 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_recount_segments [2023-04-03 05:42:46,677 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_start_plug [2023-04-03 05:42:46,677 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2023-04-03 05:42:46,677 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2023-04-03 05:42:46,677 INFO L138 BoogieDeclarations]: Found implementation of procedure disk_stack_limits [2023-04-03 05:42:46,677 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_issue_pending_all [2023-04-03 05:42:46,678 INFO L138 BoogieDeclarations]: Found implementation of procedure find_first_bit [2023-04-03 05:42:46,678 INFO L138 BoogieDeclarations]: Found implementation of procedure find_next_bit [2023-04-03 05:42:46,678 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2023-04-03 05:42:46,678 INFO L138 BoogieDeclarations]: Found implementation of procedure flex_array_alloc [2023-04-03 05:42:46,678 INFO L138 BoogieDeclarations]: Found implementation of procedure flex_array_free [2023-04-03 05:42:46,678 INFO L138 BoogieDeclarations]: Found implementation of procedure flex_array_get [2023-04-03 05:42:46,678 INFO L138 BoogieDeclarations]: Found implementation of procedure flex_array_prealloc [2023-04-03 05:42:46,678 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_signals [2023-04-03 05:42:46,678 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2023-04-03 05:42:46,678 INFO L138 BoogieDeclarations]: Found implementation of procedure free_percpu [2023-04-03 05:42:46,678 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_make_request [2023-04-03 05:42:46,678 INFO L138 BoogieDeclarations]: Found implementation of procedure get_online_cpus [2023-04-03 05:42:46,678 INFO L138 BoogieDeclarations]: Found implementation of procedure kernfs_notify [2023-04-03 05:42:46,678 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_alloc [2023-04-03 05:42:46,678 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_create [2023-04-03 05:42:46,678 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_destroy [2023-04-03 05:42:46,678 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_free [2023-04-03 05:42:46,678 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoull [2023-04-03 05:42:46,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2023-04-03 05:42:46,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop_2 [2023-04-03 05:42:46,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop_3 [2023-04-03 05:42:46,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop_4 [2023-04-03 05:42:46,679 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-04-03 05:42:46,679 INFO L138 BoogieDeclarations]: Found implementation of procedure llist_add_batch [2023-04-03 05:42:46,679 INFO L138 BoogieDeclarations]: Found implementation of procedure llist_reverse_order [2023-04-03 05:42:46,679 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_acquire [2023-04-03 05:42:46,679 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_is_held [2023-04-03 05:42:46,679 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_release [2023-04-03 05:42:46,679 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2023-04-03 05:42:46,679 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2023-04-03 05:42:46,679 INFO L138 BoogieDeclarations]: Found implementation of procedure md_allow_write [2023-04-03 05:42:46,679 INFO L138 BoogieDeclarations]: Found implementation of procedure md_check_recovery [2023-04-03 05:42:46,679 INFO L138 BoogieDeclarations]: Found implementation of procedure md_done_sync [2023-04-03 05:42:46,679 INFO L138 BoogieDeclarations]: Found implementation of procedure md_error [2023-04-03 05:42:46,679 INFO L138 BoogieDeclarations]: Found implementation of procedure md_flush_request [2023-04-03 05:42:46,679 INFO L138 BoogieDeclarations]: Found implementation of procedure md_is_badblock [2023-04-03 05:42:46,679 INFO L138 BoogieDeclarations]: Found implementation of procedure md_new_event [2023-04-03 05:42:46,679 INFO L138 BoogieDeclarations]: Found implementation of procedure md_register_thread [2023-04-03 05:42:46,679 INFO L138 BoogieDeclarations]: Found implementation of procedure md_set_array_sectors [2023-04-03 05:42:46,679 INFO L138 BoogieDeclarations]: Found implementation of procedure md_unregister_thread [2023-04-03 05:42:46,679 INFO L138 BoogieDeclarations]: Found implementation of procedure md_wait_for_blocked_rdev [2023-04-03 05:42:46,679 INFO L138 BoogieDeclarations]: Found implementation of procedure md_wakeup_thread [2023-04-03 05:42:46,679 INFO L138 BoogieDeclarations]: Found implementation of procedure md_write_end [2023-04-03 05:42:46,680 INFO L138 BoogieDeclarations]: Found implementation of procedure md_write_start [2023-04-03 05:42:46,680 INFO L138 BoogieDeclarations]: Found implementation of procedure mddev_resume [2023-04-03 05:42:46,680 INFO L138 BoogieDeclarations]: Found implementation of procedure mddev_suspend [2023-04-03 05:42:46,680 INFO L138 BoogieDeclarations]: Found implementation of procedure mddev_unlock [2023-04-03 05:42:46,680 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2023-04-03 05:42:46,680 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2023-04-03 05:42:46,680 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2023-04-03 05:42:46,680 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-04-03 05:42:46,680 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2023-04-03 05:42:46,680 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2023-04-03 05:42:46,680 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-04-03 05:42:46,680 INFO L138 BoogieDeclarations]: Found implementation of procedure put_online_cpus [2023-04-03 05:42:46,680 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2023-04-03 05:42:46,680 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2023-04-03 05:42:46,680 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2023-04-03 05:42:46,680 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2023-04-03 05:42:46,680 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lockdep_current_cpu_online [2023-04-03 05:42:46,680 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2023-04-03 05:42:46,680 INFO L138 BoogieDeclarations]: Found implementation of procedure rdev_clear_badblocks [2023-04-03 05:42:46,680 INFO L138 BoogieDeclarations]: Found implementation of procedure rdev_set_badblocks [2023-04-03 05:42:46,680 INFO L138 BoogieDeclarations]: Found implementation of procedure register_cpu_notifier [2023-04-03 05:42:46,681 INFO L138 BoogieDeclarations]: Found implementation of procedure register_md_personality [2023-04-03 05:42:46,681 INFO L138 BoogieDeclarations]: Found implementation of procedure register_shrinker [2023-04-03 05:42:46,681 INFO L138 BoogieDeclarations]: Found implementation of procedure revalidate_disk [2023-04-03 05:42:46,681 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2023-04-03 05:42:46,681 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_uninterruptible [2023-04-03 05:42:46,681 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_printf [2023-04-03 05:42:46,681 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_sched [2023-04-03 05:42:46,681 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_group [2023-04-03 05:42:46,681 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_link [2023-04-03 05:42:46,681 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_notify [2023-04-03 05:42:46,681 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2023-04-03 05:42:46,681 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_on [2023-04-03 05:42:46,681 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_cpu_notifier [2023-04-03 05:42:46,681 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_md_personality [2023-04-03 05:42:46,681 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_shrinker [2023-04-03 05:42:46,681 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_fmt [2023-04-03 05:42:46,681 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-04-03 05:42:46,681 INFO L138 BoogieDeclarations]: Found implementation of procedure autoremove_wake_function [2023-04-03 05:42:46,681 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-04-03 05:42:46,682 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-04-03 05:42:46,682 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-04-03 05:42:46,682 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-04-03 05:42:46,682 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-03 05:42:46,682 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-03 05:42:46,682 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2023-04-03 05:42:46,682 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2023-04-03 05:42:46,682 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-03 05:42:46,682 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-03 05:42:46,682 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2023-04-03 05:42:46,682 INFO L130 BoogieDeclarations]: Found specification of procedure __builtin_return_address [2023-04-03 05:42:46,682 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-04-03 05:42:46,682 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2023-04-03 05:42:46,682 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-04-03 05:42:46,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-03 05:42:46,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-03 05:42:46,682 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-04-03 05:42:46,682 INFO L130 BoogieDeclarations]: Found specification of procedure __set_bit [2023-04-03 05:42:46,682 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-04-03 05:42:46,682 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit_unlock [2023-04-03 05:42:46,682 INFO L130 BoogieDeclarations]: Found specification of procedure __clear_bit [2023-04-03 05:42:46,682 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-04-03 05:42:46,683 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit_lock [2023-04-03 05:42:46,683 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2023-04-03 05:42:46,683 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-04-03 05:42:46,683 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2023-04-03 05:42:46,683 INFO L130 BoogieDeclarations]: Found specification of procedure find_next_bit [2023-04-03 05:42:46,683 INFO L130 BoogieDeclarations]: Found specification of procedure find_first_bit [2023-04-03 05:42:46,683 INFO L130 BoogieDeclarations]: Found specification of procedure is_power_of_2 [2023-04-03 05:42:46,683 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-04-03 05:42:46,683 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2023-04-03 05:42:46,683 INFO L130 BoogieDeclarations]: Found specification of procedure ___might_sleep [2023-04-03 05:42:46,683 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2023-04-03 05:42:46,683 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoull [2023-04-03 05:42:46,683 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoul [2023-04-03 05:42:46,683 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-04-03 05:42:46,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-04-03 05:42:46,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2023-04-03 05:42:46,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2023-04-03 05:42:46,683 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-04-03 05:42:46,683 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2023-04-03 05:42:46,683 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2023-04-03 05:42:46,684 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-04-03 05:42:46,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-03 05:42:46,684 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2023-04-03 05:42:46,684 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2023-04-03 05:42:46,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-03 05:42:46,684 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2023-04-03 05:42:46,684 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2023-04-03 05:42:46,684 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-04-03 05:42:46,684 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2023-04-03 05:42:46,684 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-04-03 05:42:46,684 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty_careful [2023-04-03 05:42:46,684 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2023-04-03 05:42:46,684 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_tail_init [2023-04-03 05:42:46,684 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_HLIST_NODE [2023-04-03 05:42:46,684 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_unhashed [2023-04-03 05:42:46,684 INFO L130 BoogieDeclarations]: Found specification of procedure __hlist_del [2023-04-03 05:42:46,684 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_del_init [2023-04-03 05:42:46,684 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_add_head [2023-04-03 05:42:46,684 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2023-04-03 05:42:46,684 INFO L130 BoogieDeclarations]: Found specification of procedure __bitmap_weight [2023-04-03 05:42:46,684 INFO L130 BoogieDeclarations]: Found specification of procedure bitmap_weight [2023-04-03 05:42:46,685 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_fmt [2023-04-03 05:42:46,685 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-04-03 05:42:46,685 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_check [2023-04-03 05:42:46,685 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_first [2023-04-03 05:42:46,685 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_next [2023-04-03 05:42:46,685 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_test_cpu [2023-04-03 05:42:46,685 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2023-04-03 05:42:46,685 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2023-04-03 05:42:46,685 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_disable [2023-04-03 05:42:46,685 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_enable [2023-04-03 05:42:46,685 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_save [2023-04-03 05:42:46,685 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2023-04-03 05:42:46,685 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-04-03 05:42:46,685 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-04-03 05:42:46,685 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2023-04-03 05:42:46,685 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_on [2023-04-03 05:42:46,685 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2023-04-03 05:42:46,685 INFO L130 BoogieDeclarations]: Found specification of procedure rep_nop [2023-04-03 05:42:46,685 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2023-04-03 05:42:46,685 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2023-04-03 05:42:46,685 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2023-04-03 05:42:46,685 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2023-04-03 05:42:46,686 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-04-03 05:42:46,686 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2023-04-03 05:42:46,686 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add [2023-04-03 05:42:46,686 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2023-04-03 05:42:46,686 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2023-04-03 05:42:46,686 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2023-04-03 05:42:46,686 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2023-04-03 05:42:46,686 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub_return [2023-04-03 05:42:46,686 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_cmpxchg [2023-04-03 05:42:46,686 INFO L130 BoogieDeclarations]: Found specification of procedure __atomic_add_unless [2023-04-03 05:42:46,686 INFO L130 BoogieDeclarations]: Found specification of procedure atomic64_add [2023-04-03 05:42:46,686 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_unless [2023-04-03 05:42:46,686 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2023-04-03 05:42:46,686 INFO L130 BoogieDeclarations]: Found specification of procedure lock_acquire [2023-04-03 05:42:46,686 INFO L130 BoogieDeclarations]: Found specification of procedure lock_release [2023-04-03 05:42:46,686 INFO L130 BoogieDeclarations]: Found specification of procedure lock_is_held [2023-04-03 05:42:46,686 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2023-04-03 05:42:46,686 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2023-04-03 05:42:46,686 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_13 [2023-04-03 05:42:46,686 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_20 [2023-04-03 05:42:46,686 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-04-03 05:42:46,686 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_11 [2023-04-03 05:42:46,686 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_14 [2023-04-03 05:42:46,686 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_15 [2023-04-03 05:42:46,687 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-03 05:42:46,687 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2023-04-03 05:42:46,687 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-03 05:42:46,687 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2023-04-03 05:42:46,687 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-04-03 05:42:46,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-04-03 05:42:46,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-03 05:42:46,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-04-03 05:42:46,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-04-03 05:42:46,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-04-03 05:42:46,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-04-03 05:42:46,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-04-03 05:42:46,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-04-03 05:42:46,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2023-04-03 05:42:46,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-04-03 05:42:46,687 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2023-04-03 05:42:46,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_17 [2023-04-03 05:42:46,687 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2023-04-03 05:42:46,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_10 [2023-04-03 05:42:46,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_12 [2023-04-03 05:42:46,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_16 [2023-04-03 05:42:46,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_18 [2023-04-03 05:42:46,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_i_mutex_of_inode [2023-04-03 05:42:46,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_i_mutex_of_inode [2023-04-03 05:42:46,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2023-04-03 05:42:46,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2023-04-03 05:42:46,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2023-04-03 05:42:46,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2023-04-03 05:42:46,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2023-04-03 05:42:46,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_reconfig_mutex_of_mddev [2023-04-03 05:42:46,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_reconfig_mutex_of_mddev [2023-04-03 05:42:46,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_reconfig_mutex_of_mddev [2023-04-03 05:42:46,688 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2023-04-03 05:42:46,688 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_add [2023-04-03 05:42:46,688 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_sub [2023-04-03 05:42:46,688 INFO L130 BoogieDeclarations]: Found specification of procedure static_key_count [2023-04-03 05:42:46,688 INFO L130 BoogieDeclarations]: Found specification of procedure static_key_false [2023-04-03 05:42:46,688 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-04-03 05:42:46,688 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2023-04-03 05:42:46,688 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_nested [2023-04-03 05:42:46,688 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_nest_lock [2023-04-03 05:42:46,688 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2023-04-03 05:42:46,688 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-04-03 05:42:46,688 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2023-04-03 05:42:46,688 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2023-04-03 05:42:46,688 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2023-04-03 05:42:46,688 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-04-03 05:42:46,688 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-04-03 05:42:46,689 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2023-04-03 05:42:46,689 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-04-03 05:42:46,689 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2023-04-03 05:42:46,689 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-04-03 05:42:46,689 INFO L130 BoogieDeclarations]: Found specification of procedure _atomic_dec_and_lock [2023-04-03 05:42:46,689 INFO L130 BoogieDeclarations]: Found specification of procedure __seqcount_init [2023-04-03 05:42:46,689 INFO L130 BoogieDeclarations]: Found specification of procedure seqcount_lockdep_reader_access [2023-04-03 05:42:46,689 INFO L130 BoogieDeclarations]: Found specification of procedure __read_seqcount_begin [2023-04-03 05:42:46,689 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-04-03 05:42:46,689 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-03 05:42:46,689 INFO L130 BoogieDeclarations]: Found specification of procedure raw_read_seqcount_begin [2023-04-03 05:42:46,689 INFO L130 BoogieDeclarations]: Found specification of procedure read_seqcount_begin [2023-04-03 05:42:46,689 INFO L130 BoogieDeclarations]: Found specification of procedure __read_seqcount_retry [2023-04-03 05:42:46,689 INFO L130 BoogieDeclarations]: Found specification of procedure read_seqcount_retry [2023-04-03 05:42:46,689 INFO L130 BoogieDeclarations]: Found specification of procedure raw_write_seqcount_begin [2023-04-03 05:42:46,689 INFO L130 BoogieDeclarations]: Found specification of procedure raw_write_seqcount_end [2023-04-03 05:42:46,689 INFO L130 BoogieDeclarations]: Found specification of procedure write_seqcount_begin_nested [2023-04-03 05:42:46,689 INFO L130 BoogieDeclarations]: Found specification of procedure write_seqcount_begin [2023-04-03 05:42:46,689 INFO L130 BoogieDeclarations]: Found specification of procedure write_seqcount_end [2023-04-03 05:42:46,689 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2023-04-03 05:42:46,689 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2023-04-03 05:42:46,689 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2023-04-03 05:42:46,689 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2023-04-03 05:42:46,689 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2023-04-03 05:42:46,690 INFO L130 BoogieDeclarations]: Found specification of procedure autoremove_wake_function [2023-04-03 05:42:46,690 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_sched [2023-04-03 05:42:46,690 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_lock [2023-04-03 05:42:46,690 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_unlock [2023-04-03 05:42:46,690 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_rcu [2023-04-03 05:42:46,690 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2023-04-03 05:42:46,690 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lockdep_current_cpu_online [2023-04-03 05:42:46,690 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lock_acquire [2023-04-03 05:42:46,690 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lock_release [2023-04-03 05:42:46,690 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2023-04-03 05:42:46,690 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2023-04-03 05:42:46,690 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_held [2023-04-03 05:42:46,690 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2023-04-03 05:42:46,690 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2023-04-03 05:42:46,690 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2023-04-03 05:42:46,690 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_workqueue_key [2023-04-03 05:42:46,690 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2023-04-03 05:42:46,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_workqueue_30 [2023-04-03 05:42:46,690 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2023-04-03 05:42:46,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_5 [2023-04-03 05:42:46,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_7 [2023-04-03 05:42:46,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_21 [2023-04-03 05:42:46,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_22 [2023-04-03 05:42:46,691 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2023-04-03 05:42:46,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_6 [2023-04-03 05:42:46,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_9 [2023-04-03 05:42:46,691 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2023-04-03 05:42:46,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_8 [2023-04-03 05:42:46,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_23 [2023-04-03 05:42:46,691 INFO L130 BoogieDeclarations]: Found specification of procedure __nodes_weight [2023-04-03 05:42:46,691 INFO L130 BoogieDeclarations]: Found specification of procedure num_node_state [2023-04-03 05:42:46,691 INFO L130 BoogieDeclarations]: Found specification of procedure notifier_from_errno [2023-04-03 05:42:46,691 INFO L130 BoogieDeclarations]: Found specification of procedure __cpu_to_node [2023-04-03 05:42:46,691 INFO L130 BoogieDeclarations]: Found specification of procedure init_llist_head [2023-04-03 05:42:46,691 INFO L130 BoogieDeclarations]: Found specification of procedure llist_next [2023-04-03 05:42:46,691 INFO L130 BoogieDeclarations]: Found specification of procedure llist_add_batch [2023-04-03 05:42:46,691 INFO L130 BoogieDeclarations]: Found specification of procedure llist_add [2023-04-03 05:42:46,691 INFO L130 BoogieDeclarations]: Found specification of procedure llist_del_all [2023-04-03 05:42:46,691 INFO L130 BoogieDeclarations]: Found specification of procedure llist_reverse_order [2023-04-03 05:42:46,691 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_percpu [2023-04-03 05:42:46,691 INFO L130 BoogieDeclarations]: Found specification of procedure free_percpu [2023-04-03 05:42:46,691 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages_current [2023-04-03 05:42:46,691 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages [2023-04-03 05:42:46,691 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_uninterruptible [2023-04-03 05:42:46,691 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2023-04-03 05:42:46,691 INFO L130 BoogieDeclarations]: Found specification of procedure flush_signals [2023-04-03 05:42:46,691 INFO L130 BoogieDeclarations]: Found specification of procedure _cond_resched [2023-04-03 05:42:46,692 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_create [2023-04-03 05:42:46,692 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_destroy [2023-04-03 05:42:46,692 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-04-03 05:42:46,692 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2023-04-03 05:42:46,692 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc [2023-04-03 05:42:46,692 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_free [2023-04-03 05:42:46,692 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-04-03 05:42:46,692 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_zalloc [2023-04-03 05:42:46,692 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-04-03 05:42:46,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_md_sysfs_entry_10 [2023-04-03 05:42:46,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_md_sysfs_entry_7 [2023-04-03 05:42:46,692 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2023-04-03 05:42:46,692 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_1 [2023-04-03 05:42:46,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_md_sysfs_entry_5 [2023-04-03 05:42:46,692 INFO L130 BoogieDeclarations]: Found specification of procedure work_init_1 [2023-04-03 05:42:46,692 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2023-04-03 05:42:46,692 INFO L130 BoogieDeclarations]: Found specification of procedure invoke_work_1 [2023-04-03 05:42:46,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_md_sysfs_entry_9 [2023-04-03 05:42:46,692 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2023-04-03 05:42:46,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_md_sysfs_entry_8 [2023-04-03 05:42:46,692 INFO L130 BoogieDeclarations]: Found specification of procedure kernfs_notify [2023-04-03 05:42:46,692 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_link [2023-04-03 05:42:46,692 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_group [2023-04-03 05:42:46,692 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_notify [2023-04-03 05:42:46,693 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_notify_dirent [2023-04-03 05:42:46,693 INFO L130 BoogieDeclarations]: Found specification of procedure seq_printf [2023-04-03 05:42:46,693 INFO L130 BoogieDeclarations]: Found specification of procedure ___ratelimit [2023-04-03 05:42:46,693 INFO L130 BoogieDeclarations]: Found specification of procedure register_shrinker [2023-04-03 05:42:46,693 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_shrinker [2023-04-03 05:42:46,693 INFO L130 BoogieDeclarations]: Found specification of procedure bdevname [2023-04-03 05:42:46,693 INFO L130 BoogieDeclarations]: Found specification of procedure revalidate_disk [2023-04-03 05:42:46,693 INFO L130 BoogieDeclarations]: Found specification of procedure disk_devt [2023-04-03 05:42:46,693 INFO L130 BoogieDeclarations]: Found specification of procedure get_start_sect [2023-04-03 05:42:46,693 INFO L130 BoogieDeclarations]: Found specification of procedure set_capacity [2023-04-03 05:42:46,693 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2023-04-03 05:42:46,693 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2023-04-03 05:42:46,693 INFO L130 BoogieDeclarations]: Found specification of procedure bvec_iter_advance [2023-04-03 05:42:46,693 INFO L130 BoogieDeclarations]: Found specification of procedure bio_advance_iter [2023-04-03 05:42:46,693 INFO L130 BoogieDeclarations]: Found specification of procedure bio_put [2023-04-03 05:42:46,693 INFO L130 BoogieDeclarations]: Found specification of procedure bio_endio [2023-04-03 05:42:46,693 INFO L130 BoogieDeclarations]: Found specification of procedure bio_init [2023-04-03 05:42:46,693 INFO L130 BoogieDeclarations]: Found specification of procedure bio_reset [2023-04-03 05:42:46,693 INFO L130 BoogieDeclarations]: Found specification of procedure queue_flag_set_unlocked [2023-04-03 05:42:46,693 INFO L130 BoogieDeclarations]: Found specification of procedure queue_flag_clear_unlocked [2023-04-03 05:42:46,693 INFO L130 BoogieDeclarations]: Found specification of procedure generic_make_request [2023-04-03 05:42:46,693 INFO L130 BoogieDeclarations]: Found specification of procedure blk_recount_segments [2023-04-03 05:42:46,693 INFO L130 BoogieDeclarations]: Found specification of procedure bdev_get_queue [2023-04-03 05:42:46,694 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_max_write_same_sectors [2023-04-03 05:42:46,694 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_io_min [2023-04-03 05:42:46,694 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_io_opt [2023-04-03 05:42:46,694 INFO L130 BoogieDeclarations]: Found specification of procedure disk_stack_limits [2023-04-03 05:42:46,694 INFO L130 BoogieDeclarations]: Found specification of procedure blk_check_plugged [2023-04-03 05:42:46,694 INFO L130 BoogieDeclarations]: Found specification of procedure blk_start_plug [2023-04-03 05:42:46,694 INFO L130 BoogieDeclarations]: Found specification of procedure blk_finish_plug [2023-04-03 05:42:46,694 INFO L130 BoogieDeclarations]: Found specification of procedure queue_max_sectors [2023-04-03 05:42:46,694 INFO L130 BoogieDeclarations]: Found specification of procedure queue_max_segments [2023-04-03 05:42:46,694 INFO L130 BoogieDeclarations]: Found specification of procedure async_tx_ack [2023-04-03 05:42:46,694 INFO L130 BoogieDeclarations]: Found specification of procedure dma_issue_pending_all [2023-04-03 05:42:46,694 INFO L130 BoogieDeclarations]: Found specification of procedure init_async_submit [2023-04-03 05:42:46,694 INFO L130 BoogieDeclarations]: Found specification of procedure async_xor [2023-04-03 05:42:46,694 INFO L130 BoogieDeclarations]: Found specification of procedure async_xor_val [2023-04-03 05:42:46,694 INFO L130 BoogieDeclarations]: Found specification of procedure async_memcpy [2023-04-03 05:42:46,694 INFO L130 BoogieDeclarations]: Found specification of procedure async_trigger_callback [2023-04-03 05:42:46,694 INFO L130 BoogieDeclarations]: Found specification of procedure async_gen_syndrome [2023-04-03 05:42:46,694 INFO L130 BoogieDeclarations]: Found specification of procedure async_syndrome_val [2023-04-03 05:42:46,694 INFO L130 BoogieDeclarations]: Found specification of procedure async_raid6_2data_recov [2023-04-03 05:42:46,694 INFO L130 BoogieDeclarations]: Found specification of procedure async_raid6_datap_recov [2023-04-03 05:42:46,694 INFO L130 BoogieDeclarations]: Found specification of procedure async_tx_quiesce [2023-04-03 05:42:46,694 INFO L130 BoogieDeclarations]: Found specification of procedure register_cpu_notifier [2023-04-03 05:42:46,694 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_cpu_notifier [2023-04-03 05:42:46,695 INFO L130 BoogieDeclarations]: Found specification of procedure get_online_cpus [2023-04-03 05:42:46,695 INFO L130 BoogieDeclarations]: Found specification of procedure put_online_cpus [2023-04-03 05:42:46,695 INFO L130 BoogieDeclarations]: Found specification of procedure flex_array_alloc [2023-04-03 05:42:46,695 INFO L130 BoogieDeclarations]: Found specification of procedure flex_array_prealloc [2023-04-03 05:42:46,695 INFO L130 BoogieDeclarations]: Found specification of procedure flex_array_free [2023-04-03 05:42:46,695 INFO L130 BoogieDeclarations]: Found specification of procedure flex_array_get [2023-04-03 05:42:46,695 INFO L130 BoogieDeclarations]: Found specification of procedure trace_block_bio_complete [2023-04-03 05:42:46,695 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~VOID [2023-04-03 05:42:46,695 INFO L130 BoogieDeclarations]: Found specification of procedure trace_block_unplug [2023-04-03 05:42:46,695 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~~bool~0~TO~VOID [2023-04-03 05:42:46,695 INFO L130 BoogieDeclarations]: Found specification of procedure trace_block_bio_remap [2023-04-03 05:42:46,695 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~~dev_t~0~X~~sector_t~0~TO~VOID [2023-04-03 05:42:46,695 INFO L130 BoogieDeclarations]: Found specification of procedure md_is_badblock [2023-04-03 05:42:46,695 INFO L130 BoogieDeclarations]: Found specification of procedure is_badblock [2023-04-03 05:42:46,695 INFO L130 BoogieDeclarations]: Found specification of procedure rdev_set_badblocks [2023-04-03 05:42:46,695 INFO L130 BoogieDeclarations]: Found specification of procedure rdev_clear_badblocks [2023-04-03 05:42:46,695 INFO L130 BoogieDeclarations]: Found specification of procedure mddev_lock [2023-04-03 05:42:46,695 INFO L130 BoogieDeclarations]: Found specification of procedure mddev_unlock [2023-04-03 05:42:46,695 INFO L130 BoogieDeclarations]: Found specification of procedure md_sync_acct [2023-04-03 05:42:46,695 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_notify_dirent_safe [2023-04-03 05:42:46,695 INFO L130 BoogieDeclarations]: Found specification of procedure mdname [2023-04-03 05:42:46,695 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_link_rdev [2023-04-03 05:42:46,695 INFO L130 BoogieDeclarations]: Found specification of procedure safe_put_page [2023-04-03 05:42:46,695 INFO L130 BoogieDeclarations]: Found specification of procedure register_md_personality [2023-04-03 05:42:46,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_md_personality_24 [2023-04-03 05:42:46,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_md_personality_25 [2023-04-03 05:42:46,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_md_personality_26 [2023-04-03 05:42:46,696 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_md_personality [2023-04-03 05:42:46,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_md_personality_27 [2023-04-03 05:42:46,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_md_personality_28 [2023-04-03 05:42:46,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_md_personality_29 [2023-04-03 05:42:46,696 INFO L130 BoogieDeclarations]: Found specification of procedure md_register_thread [2023-04-03 05:42:46,696 INFO L130 BoogieDeclarations]: Found specification of procedure md_unregister_thread [2023-04-03 05:42:46,696 INFO L130 BoogieDeclarations]: Found specification of procedure md_wakeup_thread [2023-04-03 05:42:46,696 INFO L130 BoogieDeclarations]: Found specification of procedure md_check_recovery [2023-04-03 05:42:46,696 INFO L130 BoogieDeclarations]: Found specification of procedure md_write_start [2023-04-03 05:42:46,696 INFO L130 BoogieDeclarations]: Found specification of procedure md_write_end [2023-04-03 05:42:46,696 INFO L130 BoogieDeclarations]: Found specification of procedure md_done_sync [2023-04-03 05:42:46,696 INFO L130 BoogieDeclarations]: Found specification of procedure md_error [2023-04-03 05:42:46,696 INFO L130 BoogieDeclarations]: Found specification of procedure md_flush_request [2023-04-03 05:42:46,696 INFO L130 BoogieDeclarations]: Found specification of procedure md_do_sync [2023-04-03 05:42:46,696 INFO L130 BoogieDeclarations]: Found specification of procedure md_new_event [2023-04-03 05:42:46,696 INFO L130 BoogieDeclarations]: Found specification of procedure md_allow_write [2023-04-03 05:42:46,696 INFO L130 BoogieDeclarations]: Found specification of procedure md_wait_for_blocked_rdev [2023-04-03 05:42:46,696 INFO L130 BoogieDeclarations]: Found specification of procedure md_set_array_sectors [2023-04-03 05:42:46,696 INFO L130 BoogieDeclarations]: Found specification of procedure mddev_suspend [2023-04-03 05:42:46,696 INFO L130 BoogieDeclarations]: Found specification of procedure mddev_resume [2023-04-03 05:42:46,697 INFO L130 BoogieDeclarations]: Found specification of procedure bio_clone_mddev [2023-04-03 05:42:46,697 INFO L130 BoogieDeclarations]: Found specification of procedure rdev_dec_pending [2023-04-03 05:42:46,697 INFO L130 BoogieDeclarations]: Found specification of procedure algorithm_valid_raid5 [2023-04-03 05:42:46,697 INFO L130 BoogieDeclarations]: Found specification of procedure algorithm_valid_raid6 [2023-04-03 05:42:46,697 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_set_cache_size [2023-04-03 05:42:46,697 INFO L130 BoogieDeclarations]: Found specification of procedure bitmap_startwrite [2023-04-03 05:42:46,697 INFO L130 BoogieDeclarations]: Found specification of procedure bitmap_endwrite [2023-04-03 05:42:46,697 INFO L130 BoogieDeclarations]: Found specification of procedure bitmap_start_sync [2023-04-03 05:42:46,697 INFO L130 BoogieDeclarations]: Found specification of procedure bitmap_end_sync [2023-04-03 05:42:46,697 INFO L130 BoogieDeclarations]: Found specification of procedure bitmap_close_sync [2023-04-03 05:42:46,697 INFO L130 BoogieDeclarations]: Found specification of procedure bitmap_cond_end_sync [2023-04-03 05:42:46,697 INFO L130 BoogieDeclarations]: Found specification of procedure bitmap_unplug [2023-04-03 05:42:46,697 INFO L130 BoogieDeclarations]: Found specification of procedure bitmap_resize [2023-04-03 05:42:46,697 INFO L130 BoogieDeclarations]: Found specification of procedure stripe_hash [2023-04-03 05:42:46,697 INFO L130 BoogieDeclarations]: Found specification of procedure stripe_hash_locks_hash [2023-04-03 05:42:46,697 INFO L130 BoogieDeclarations]: Found specification of procedure lock_device_hash_lock [2023-04-03 05:42:46,697 INFO L130 BoogieDeclarations]: Found specification of procedure unlock_device_hash_lock [2023-04-03 05:42:46,697 INFO L130 BoogieDeclarations]: Found specification of procedure lock_all_device_hash_locks_irq [2023-04-03 05:42:46,697 INFO L130 BoogieDeclarations]: Found specification of procedure unlock_all_device_hash_locks_irq [2023-04-03 05:42:46,697 INFO L130 BoogieDeclarations]: Found specification of procedure r5_next_bio [2023-04-03 05:42:46,697 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_bi_processed_stripes [2023-04-03 05:42:46,697 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_dec_bi_active_stripes [2023-04-03 05:42:46,697 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_inc_bi_active_stripes [2023-04-03 05:42:46,697 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_set_bi_processed_stripes [2023-04-03 05:42:46,698 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_set_bi_stripes [2023-04-03 05:42:46,698 INFO L130 BoogieDeclarations]: Found specification of procedure raid6_d0 [2023-04-03 05:42:46,698 INFO L130 BoogieDeclarations]: Found specification of procedure raid6_next_disk [2023-04-03 05:42:46,698 INFO L130 BoogieDeclarations]: Found specification of procedure raid6_idx_to_slot [2023-04-03 05:42:46,698 INFO L130 BoogieDeclarations]: Found specification of procedure return_io [2023-04-03 05:42:46,698 INFO L130 BoogieDeclarations]: Found specification of procedure print_raid5_conf [2023-04-03 05:42:46,698 INFO L130 BoogieDeclarations]: Found specification of procedure stripe_operations_active [2023-04-03 05:42:46,698 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_wakeup_stripe_thread [2023-04-03 05:42:46,698 INFO L130 BoogieDeclarations]: Found specification of procedure do_release_stripe [2023-04-03 05:42:46,698 INFO L130 BoogieDeclarations]: Found specification of procedure __release_stripe [2023-04-03 05:42:46,698 INFO L130 BoogieDeclarations]: Found specification of procedure release_inactive_stripe_list [2023-04-03 05:42:46,698 INFO L130 BoogieDeclarations]: Found specification of procedure release_stripe_list [2023-04-03 05:42:46,698 INFO L130 BoogieDeclarations]: Found specification of procedure release_stripe [2023-04-03 05:42:46,698 INFO L130 BoogieDeclarations]: Found specification of procedure remove_hash [2023-04-03 05:42:46,698 INFO L130 BoogieDeclarations]: Found specification of procedure insert_hash [2023-04-03 05:42:46,698 INFO L130 BoogieDeclarations]: Found specification of procedure get_free_stripe [2023-04-03 05:42:46,698 INFO L130 BoogieDeclarations]: Found specification of procedure shrink_buffers [2023-04-03 05:42:46,698 INFO L130 BoogieDeclarations]: Found specification of procedure grow_buffers [2023-04-03 05:42:46,698 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_build_block [2023-04-03 05:42:46,698 INFO L130 BoogieDeclarations]: Found specification of procedure stripe_set_idx [2023-04-03 05:42:46,698 INFO L130 BoogieDeclarations]: Found specification of procedure init_stripe [2023-04-03 05:42:46,698 INFO L130 BoogieDeclarations]: Found specification of procedure __find_stripe [2023-04-03 05:42:46,699 INFO L130 BoogieDeclarations]: Found specification of procedure calc_degraded [2023-04-03 05:42:46,699 INFO L130 BoogieDeclarations]: Found specification of procedure has_failed [2023-04-03 05:42:46,699 INFO L130 BoogieDeclarations]: Found specification of procedure get_active_stripe [2023-04-03 05:42:46,699 INFO L130 BoogieDeclarations]: Found specification of procedure is_full_stripe_write [2023-04-03 05:42:46,699 INFO L130 BoogieDeclarations]: Found specification of procedure lock_two_stripes [2023-04-03 05:42:46,699 INFO L130 BoogieDeclarations]: Found specification of procedure unlock_two_stripes [2023-04-03 05:42:46,699 INFO L130 BoogieDeclarations]: Found specification of procedure stripe_can_batch [2023-04-03 05:42:46,699 INFO L130 BoogieDeclarations]: Found specification of procedure stripe_add_to_batch_list [2023-04-03 05:42:46,699 INFO L130 BoogieDeclarations]: Found specification of procedure use_new_offset [2023-04-03 05:42:46,699 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_end_read_request [2023-04-03 05:42:46,699 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_end_write_request [2023-04-03 05:42:46,699 INFO L130 BoogieDeclarations]: Found specification of procedure ops_run_io [2023-04-03 05:42:46,699 INFO L130 BoogieDeclarations]: Found specification of procedure async_copy_data [2023-04-03 05:42:46,699 INFO L130 BoogieDeclarations]: Found specification of procedure ops_complete_biofill [2023-04-03 05:42:46,699 INFO L130 BoogieDeclarations]: Found specification of procedure ops_run_biofill [2023-04-03 05:42:46,699 INFO L130 BoogieDeclarations]: Found specification of procedure mark_target_uptodate [2023-04-03 05:42:46,699 INFO L130 BoogieDeclarations]: Found specification of procedure ops_complete_compute [2023-04-03 05:42:46,699 INFO L130 BoogieDeclarations]: Found specification of procedure to_addr_conv [2023-04-03 05:42:46,699 INFO L130 BoogieDeclarations]: Found specification of procedure to_addr_page [2023-04-03 05:42:46,699 INFO L130 BoogieDeclarations]: Found specification of procedure ops_run_compute5 [2023-04-03 05:42:46,699 INFO L130 BoogieDeclarations]: Found specification of procedure set_syndrome_sources [2023-04-03 05:42:46,699 INFO L130 BoogieDeclarations]: Found specification of procedure ops_run_compute6_1 [2023-04-03 05:42:46,699 INFO L130 BoogieDeclarations]: Found specification of procedure ops_run_compute6_2 [2023-04-03 05:42:46,700 INFO L130 BoogieDeclarations]: Found specification of procedure ops_complete_prexor [2023-04-03 05:42:46,700 INFO L130 BoogieDeclarations]: Found specification of procedure ops_run_prexor5 [2023-04-03 05:42:46,700 INFO L130 BoogieDeclarations]: Found specification of procedure ops_run_prexor6 [2023-04-03 05:42:46,700 INFO L130 BoogieDeclarations]: Found specification of procedure ops_run_biodrain [2023-04-03 05:42:46,700 INFO L130 BoogieDeclarations]: Found specification of procedure ops_complete_reconstruct [2023-04-03 05:42:46,700 INFO L130 BoogieDeclarations]: Found specification of procedure ops_run_reconstruct5 [2023-04-03 05:42:46,700 INFO L130 BoogieDeclarations]: Found specification of procedure ops_run_reconstruct6 [2023-04-03 05:42:46,700 INFO L130 BoogieDeclarations]: Found specification of procedure ops_complete_check [2023-04-03 05:42:46,700 INFO L130 BoogieDeclarations]: Found specification of procedure ops_run_check_p [2023-04-03 05:42:46,700 INFO L130 BoogieDeclarations]: Found specification of procedure ops_run_check_pq [2023-04-03 05:42:46,700 INFO L130 BoogieDeclarations]: Found specification of procedure raid_run_ops [2023-04-03 05:42:46,700 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_stripe [2023-04-03 05:42:46,700 INFO L130 BoogieDeclarations]: Found specification of procedure grow_one_stripe [2023-04-03 05:42:46,700 INFO L130 BoogieDeclarations]: Found specification of procedure grow_stripes [2023-04-03 05:42:46,700 INFO L130 BoogieDeclarations]: Found specification of procedure scribble_alloc [2023-04-03 05:42:46,700 INFO L130 BoogieDeclarations]: Found specification of procedure resize_chunks [2023-04-03 05:42:46,700 INFO L130 BoogieDeclarations]: Found specification of procedure resize_stripes [2023-04-03 05:42:46,700 INFO L130 BoogieDeclarations]: Found specification of procedure drop_one_stripe [2023-04-03 05:42:46,700 INFO L130 BoogieDeclarations]: Found specification of procedure shrink_stripes [2023-04-03 05:42:46,700 INFO L130 BoogieDeclarations]: Found specification of procedure compute_blocknr [2023-04-03 05:42:46,700 INFO L130 BoogieDeclarations]: Found specification of procedure error [2023-04-03 05:42:46,700 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_compute_sector [2023-04-03 05:42:46,700 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_reconstruction [2023-04-03 05:42:46,701 INFO L130 BoogieDeclarations]: Found specification of procedure add_stripe_bio [2023-04-03 05:42:46,701 INFO L130 BoogieDeclarations]: Found specification of procedure end_reshape [2023-04-03 05:42:46,701 INFO L130 BoogieDeclarations]: Found specification of procedure handle_failed_stripe [2023-04-03 05:42:46,701 INFO L130 BoogieDeclarations]: Found specification of procedure handle_failed_sync [2023-04-03 05:42:46,701 INFO L130 BoogieDeclarations]: Found specification of procedure want_replace [2023-04-03 05:42:46,701 INFO L130 BoogieDeclarations]: Found specification of procedure need_this_block [2023-04-03 05:42:46,701 INFO L130 BoogieDeclarations]: Found specification of procedure fetch_block [2023-04-03 05:42:46,701 INFO L130 BoogieDeclarations]: Found specification of procedure handle_stripe_fill [2023-04-03 05:42:46,701 INFO L130 BoogieDeclarations]: Found specification of procedure break_stripe_batch_list [2023-04-03 05:42:46,701 INFO L130 BoogieDeclarations]: Found specification of procedure handle_stripe_clean_event [2023-04-03 05:42:46,701 INFO L130 BoogieDeclarations]: Found specification of procedure handle_stripe_dirtying [2023-04-03 05:42:46,701 INFO L130 BoogieDeclarations]: Found specification of procedure handle_parity_checks5 [2023-04-03 05:42:46,701 INFO L130 BoogieDeclarations]: Found specification of procedure handle_parity_checks6 [2023-04-03 05:42:46,701 INFO L130 BoogieDeclarations]: Found specification of procedure handle_stripe_expansion [2023-04-03 05:42:46,701 INFO L130 BoogieDeclarations]: Found specification of procedure analyse_stripe [2023-04-03 05:42:46,701 INFO L130 BoogieDeclarations]: Found specification of procedure clear_batch_ready [2023-04-03 05:42:46,701 INFO L130 BoogieDeclarations]: Found specification of procedure handle_stripe [2023-04-03 05:42:46,701 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_activate_delayed [2023-04-03 05:42:46,701 INFO L130 BoogieDeclarations]: Found specification of procedure activate_bit_delay [2023-04-03 05:42:46,701 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_congested [2023-04-03 05:42:46,701 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_mergeable_bvec [2023-04-03 05:42:46,701 INFO L130 BoogieDeclarations]: Found specification of procedure in_chunk_boundary [2023-04-03 05:42:46,701 INFO L130 BoogieDeclarations]: Found specification of procedure add_bio_to_retry [2023-04-03 05:42:46,701 INFO L130 BoogieDeclarations]: Found specification of procedure remove_bio_from_retry [2023-04-03 05:42:46,702 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_align_endio [2023-04-03 05:42:46,702 INFO L130 BoogieDeclarations]: Found specification of procedure bio_fits_rdev [2023-04-03 05:42:46,702 INFO L130 BoogieDeclarations]: Found specification of procedure chunk_aligned_read [2023-04-03 05:42:46,702 INFO L130 BoogieDeclarations]: Found specification of procedure __get_priority_stripe [2023-04-03 05:42:46,702 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_unplug [2023-04-03 05:42:46,702 INFO L130 BoogieDeclarations]: Found specification of procedure release_stripe_plug [2023-04-03 05:42:46,702 INFO L130 BoogieDeclarations]: Found specification of procedure make_discard_request [2023-04-03 05:42:46,702 INFO L130 BoogieDeclarations]: Found specification of procedure make_request [2023-04-03 05:42:46,702 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_size [2023-04-03 05:42:46,702 INFO L130 BoogieDeclarations]: Found specification of procedure reshape_request [2023-04-03 05:42:46,702 INFO L130 BoogieDeclarations]: Found specification of procedure sync_request [2023-04-03 05:42:46,702 INFO L130 BoogieDeclarations]: Found specification of procedure retry_aligned_read [2023-04-03 05:42:46,702 INFO L130 BoogieDeclarations]: Found specification of procedure handle_active_stripes [2023-04-03 05:42:46,702 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_do_work [2023-04-03 05:42:46,702 INFO L130 BoogieDeclarations]: Found specification of procedure raid5d [2023-04-03 05:42:46,702 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_show_stripe_cache_size [2023-04-03 05:42:46,702 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_store_stripe_cache_size [2023-04-03 05:42:46,702 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_show_rmw_level [2023-04-03 05:42:46,702 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_store_rmw_level [2023-04-03 05:42:46,702 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_show_preread_threshold [2023-04-03 05:42:46,702 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_store_preread_threshold [2023-04-03 05:42:46,702 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_show_skip_copy [2023-04-03 05:42:46,702 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_store_skip_copy [2023-04-03 05:42:46,703 INFO L130 BoogieDeclarations]: Found specification of procedure stripe_cache_active_show [2023-04-03 05:42:46,703 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_show_group_thread_cnt [2023-04-03 05:42:46,703 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_thread_groups [2023-04-03 05:42:46,703 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_store_group_thread_cnt [2023-04-03 05:42:46,703 INFO L130 BoogieDeclarations]: Found specification of procedure free_thread_groups [2023-04-03 05:42:46,703 INFO L130 BoogieDeclarations]: Found specification of procedure free_scratch_buffer [2023-04-03 05:42:46,703 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_scratch_buffer [2023-04-03 05:42:46,703 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_free_percpu [2023-04-03 05:42:46,703 INFO L130 BoogieDeclarations]: Found specification of procedure free_conf [2023-04-03 05:42:46,703 INFO L130 BoogieDeclarations]: Found specification of procedure raid456_cpu_notify [2023-04-03 05:42:46,703 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_alloc_percpu [2023-04-03 05:42:46,703 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_cache_scan [2023-04-03 05:42:46,703 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_cache_count [2023-04-03 05:42:46,703 INFO L130 BoogieDeclarations]: Found specification of procedure setup_conf [2023-04-03 05:42:46,703 INFO L130 BoogieDeclarations]: Found specification of procedure only_parity [2023-04-03 05:42:46,703 INFO L130 BoogieDeclarations]: Found specification of procedure run [2023-04-03 05:42:46,703 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_free [2023-04-03 05:42:46,703 INFO L130 BoogieDeclarations]: Found specification of procedure status [2023-04-03 05:42:46,703 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_spare_active [2023-04-03 05:42:46,703 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_remove_disk [2023-04-03 05:42:46,703 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_7144 [2023-04-03 05:42:46,703 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_7157 [2023-04-03 05:42:46,703 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_add_disk [2023-04-03 05:42:46,704 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_resize [2023-04-03 05:42:46,704 INFO L130 BoogieDeclarations]: Found specification of procedure check_stripe_cache [2023-04-03 05:42:46,704 INFO L130 BoogieDeclarations]: Found specification of procedure check_reshape [2023-04-03 05:42:46,704 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_start_reshape [2023-04-03 05:42:46,704 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_finish_reshape [2023-04-03 05:42:46,704 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_quiesce [2023-04-03 05:42:46,704 INFO L130 BoogieDeclarations]: Found specification of procedure raid45_takeover_raid0 [2023-04-03 05:42:46,704 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_takeover_raid1 [2023-04-03 05:42:46,704 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_takeover_raid6 [2023-04-03 05:42:46,704 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_check_reshape [2023-04-03 05:42:46,704 INFO L130 BoogieDeclarations]: Found specification of procedure raid6_check_reshape [2023-04-03 05:42:46,704 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_takeover [2023-04-03 05:42:46,704 INFO L130 BoogieDeclarations]: Found specification of procedure raid4_takeover [2023-04-03 05:42:46,704 INFO L130 BoogieDeclarations]: Found specification of procedure raid6_takeover [2023-04-03 05:42:46,704 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_init [2023-04-03 05:42:46,704 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_exit [2023-04-03 05:42:46,704 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop_3 [2023-04-03 05:42:46,704 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop_4 [2023-04-03 05:42:46,704 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2023-04-03 05:42:46,704 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-04-03 05:42:46,704 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop_2 [2023-04-03 05:42:46,704 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-03 05:42:46,704 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-04-03 05:42:46,704 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2023-04-03 05:42:46,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2023-04-03 05:42:46,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2023-04-03 05:42:46,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2023-04-03 05:42:46,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_i_mutex_of_inode [2023-04-03 05:42:46,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2023-04-03 05:42:46,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_i_mutex_of_inode [2023-04-03 05:42:46,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_i_mutex_of_inode [2023-04-03 05:42:46,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_i_mutex_of_inode [2023-04-03 05:42:46,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2023-04-03 05:42:46,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_i_mutex_of_inode [2023-04-03 05:42:46,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2023-04-03 05:42:46,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2023-04-03 05:42:46,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2023-04-03 05:42:46,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2023-04-03 05:42:46,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2023-04-03 05:42:46,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_lock [2023-04-03 05:42:46,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_lock [2023-04-03 05:42:46,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_lock [2023-04-03 05:42:46,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_lock [2023-04-03 05:42:46,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2023-04-03 05:42:46,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2023-04-03 05:42:46,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2023-04-03 05:42:46,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2023-04-03 05:42:46,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_mutex_of_device [2023-04-03 05:42:46,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_mutex_of_device [2023-04-03 05:42:46,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2023-04-03 05:42:46,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_mutex_of_device [2023-04-03 05:42:46,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_reconfig_mutex_of_mddev [2023-04-03 05:42:46,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_reconfig_mutex_of_mddev [2023-04-03 05:42:46,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_reconfig_mutex_of_mddev [2023-04-03 05:42:46,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_reconfig_mutex_of_mddev [2023-04-03 05:42:46,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_reconfig_mutex_of_mddev [2023-04-03 05:42:46,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_reconfig_mutex_of_mddev [2023-04-03 05:42:46,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_reconfig_mutex_of_mddev [2023-04-03 05:42:46,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_reconfig_mutex_of_mddev [2023-04-03 05:42:46,706 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2023-04-03 05:42:46,706 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2023-04-03 05:42:46,706 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-03 05:42:46,706 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-03 05:42:46,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-03 05:42:46,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-04-03 05:42:46,706 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-03 05:42:46,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-04-03 05:42:46,706 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-04-03 05:42:46,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-04-03 05:42:46,706 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-04-03 05:42:48,102 INFO L236 CfgBuilder]: Building ICFG [2023-04-03 05:42:48,110 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-03 05:42:52,894 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-04-03 05:43:00,732 INFO L277 CfgBuilder]: Performing block encoding [2023-04-03 05:43:09,207 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-03 05:43:09,208 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-04-03 05:43:09,229 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 05:43:09 BoogieIcfgContainer [2023-04-03 05:43:09,229 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-03 05:43:09,231 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-03 05:43:09,231 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-03 05:43:09,239 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-03 05:43:09,239 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.04 05:42:40" (1/3) ... [2023-04-03 05:43:09,240 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d4e5dce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 05:43:09, skipping insertion in model container [2023-04-03 05:43:09,240 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 05:42:45" (2/3) ... [2023-04-03 05:43:09,240 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d4e5dce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 05:43:09, skipping insertion in model container [2023-04-03 05:43:09,240 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 05:43:09" (3/3) ... [2023-04-03 05:43:09,241 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--md--raid456.ko-entry_point.cil.out.i [2023-04-03 05:43:09,258 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-03 05:43:09,258 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-03 05:43:09,402 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-03 05:43:09,409 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;@66d21096, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-03 05:43:09,409 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-03 05:43:09,430 INFO L276 IsEmpty]: Start isEmpty. Operand has 7460 states, 4429 states have (on average 1.347934070896365) internal successors, (5970), 4746 states have internal predecessors, (5970), 2499 states have call successors, (2499), 465 states have call predecessors, (2499), 464 states have return successors, (2486), 2434 states have call predecessors, (2486), 2486 states have call successors, (2486) [2023-04-03 05:43:09,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 648 [2023-04-03 05:43:09,476 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 05:43:09,477 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 33, 33, 33, 33, 33, 33, 23, 23, 23, 23, 23, 23, 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, 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, 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, 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, 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] [2023-04-03 05:43:09,477 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 05:43:09,481 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 05:43:09,481 INFO L85 PathProgramCache]: Analyzing trace with hash 1987598382, now seen corresponding path program 1 times [2023-04-03 05:43:09,487 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 05:43:09,487 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [16320483] [2023-04-03 05:43:09,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 05:43:09,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 05:43:10,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 05:43:10,810 INFO L134 CoverageAnalysis]: Checked inductivity of 7051 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7051 trivial. 0 not checked. [2023-04-03 05:43:10,810 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 05:43:10,810 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [16320483] [2023-04-03 05:43:10,811 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [16320483] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 05:43:10,811 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 05:43:10,811 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 05:43:10,812 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [688931577] [2023-04-03 05:43:10,812 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 05:43:10,819 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 05:43:10,820 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 05:43:10,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 05:43:10,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 05:43:10,864 INFO L87 Difference]: Start difference. First operand has 7460 states, 4429 states have (on average 1.347934070896365) internal successors, (5970), 4746 states have internal predecessors, (5970), 2499 states have call successors, (2499), 465 states have call predecessors, (2499), 464 states have return successors, (2486), 2434 states have call predecessors, (2486), 2486 states have call successors, (2486) Second operand has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 3 states have call successors, (71), 2 states have call predecessors, (71), 1 states have return successors, (65), 3 states have call predecessors, (65), 3 states have call successors, (65) [2023-04-03 05:43:14,219 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-03 05:43:16,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 05:43:16,482 INFO L93 Difference]: Finished difference Result 19818 states and 29431 transitions. [2023-04-03 05:43:16,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 05:43:16,485 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 3 states have call successors, (71), 2 states have call predecessors, (71), 1 states have return successors, (65), 3 states have call predecessors, (65), 3 states have call successors, (65) Word has length 647 [2023-04-03 05:43:16,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 05:43:16,599 INFO L225 Difference]: With dead ends: 19818 [2023-04-03 05:43:16,599 INFO L226 Difference]: Without dead ends: 13010 [2023-04-03 05:43:16,653 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 [2023-04-03 05:43:16,657 INFO L413 NwaCegarLoop]: 9181 mSDtfsCounter, 9793 mSDsluCounter, 8993 mSDsCounter, 0 mSdLazyCounter, 1378 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9793 SdHoareTripleChecker+Valid, 18174 SdHoareTripleChecker+Invalid, 1380 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1378 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2023-04-03 05:43:16,657 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9793 Valid, 18174 Invalid, 1380 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 1378 Invalid, 0 Unknown, 0 Unchecked, 5.0s Time] [2023-04-03 05:43:16,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13010 states. [2023-04-03 05:43:17,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13010 to 12996. [2023-04-03 05:43:17,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12996 states, 7787 states have (on average 1.343521253371003) internal successors, (10462), 8307 states have internal predecessors, (10462), 4338 states have call successors, (4338), 873 states have call predecessors, (4338), 870 states have return successors, (4331), 4240 states have call predecessors, (4331), 4331 states have call successors, (4331) [2023-04-03 05:43:17,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12996 states to 12996 states and 19131 transitions. [2023-04-03 05:43:17,583 INFO L78 Accepts]: Start accepts. Automaton has 12996 states and 19131 transitions. Word has length 647 [2023-04-03 05:43:17,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 05:43:17,589 INFO L495 AbstractCegarLoop]: Abstraction has 12996 states and 19131 transitions. [2023-04-03 05:43:17,589 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 3 states have call successors, (71), 2 states have call predecessors, (71), 1 states have return successors, (65), 3 states have call predecessors, (65), 3 states have call successors, (65) [2023-04-03 05:43:17,589 INFO L276 IsEmpty]: Start isEmpty. Operand 12996 states and 19131 transitions. [2023-04-03 05:43:17,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 651 [2023-04-03 05:43:17,609 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 05:43:17,609 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 33, 33, 33, 33, 33, 33, 23, 23, 23, 23, 23, 23, 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, 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, 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, 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, 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] [2023-04-03 05:43:17,609 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-03 05:43:17,609 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 05:43:17,610 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 05:43:17,610 INFO L85 PathProgramCache]: Analyzing trace with hash 226164036, now seen corresponding path program 1 times [2023-04-03 05:43:17,610 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 05:43:17,612 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [822481233] [2023-04-03 05:43:17,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 05:43:17,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 05:43:17,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 05:43:18,373 INFO L134 CoverageAnalysis]: Checked inductivity of 7051 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7051 trivial. 0 not checked. [2023-04-03 05:43:18,374 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 05:43:18,374 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [822481233] [2023-04-03 05:43:18,374 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [822481233] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 05:43:18,374 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 05:43:18,374 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 05:43:18,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1712355682] [2023-04-03 05:43:18,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 05:43:18,376 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 05:43:18,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 05:43:18,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 05:43:18,377 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 05:43:18,377 INFO L87 Difference]: Start difference. First operand 12996 states and 19131 transitions. Second operand has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 3 states have call successors, (71), 2 states have call predecessors, (71), 1 states have return successors, (65), 3 states have call predecessors, (65), 3 states have call successors, (65) [2023-04-03 05:43:21,490 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-03 05:43:24,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 05:43:24,090 INFO L93 Difference]: Finished difference Result 38671 states and 56939 transitions. [2023-04-03 05:43:24,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 05:43:24,091 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 3 states have call successors, (71), 2 states have call predecessors, (71), 1 states have return successors, (65), 3 states have call predecessors, (65), 3 states have call successors, (65) Word has length 650 [2023-04-03 05:43:24,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 05:43:24,292 INFO L225 Difference]: With dead ends: 38671 [2023-04-03 05:43:24,292 INFO L226 Difference]: Without dead ends: 25803 [2023-04-03 05:43:24,382 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 [2023-04-03 05:43:24,383 INFO L413 NwaCegarLoop]: 9058 mSDtfsCounter, 9637 mSDsluCounter, 8823 mSDsCounter, 0 mSdLazyCounter, 1379 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9637 SdHoareTripleChecker+Valid, 17881 SdHoareTripleChecker+Invalid, 1381 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1379 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2023-04-03 05:43:24,383 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9637 Valid, 17881 Invalid, 1381 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 1379 Invalid, 0 Unknown, 0 Unchecked, 4.6s Time] [2023-04-03 05:43:24,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25803 states. [2023-04-03 05:43:25,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25803 to 25789. [2023-04-03 05:43:25,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25789 states, 15464 states have (on average 1.3447361614071391) internal successors, (20795), 16501 states have internal predecessors, (20795), 8593 states have call successors, (8593), 1734 states have call predecessors, (8593), 1731 states have return successors, (8586), 8403 states have call predecessors, (8586), 8586 states have call successors, (8586) [2023-04-03 05:43:25,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25789 states to 25789 states and 37974 transitions. [2023-04-03 05:43:25,776 INFO L78 Accepts]: Start accepts. Automaton has 25789 states and 37974 transitions. Word has length 650 [2023-04-03 05:43:25,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 05:43:25,778 INFO L495 AbstractCegarLoop]: Abstraction has 25789 states and 37974 transitions. [2023-04-03 05:43:25,778 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 3 states have call successors, (71), 2 states have call predecessors, (71), 1 states have return successors, (65), 3 states have call predecessors, (65), 3 states have call successors, (65) [2023-04-03 05:43:25,778 INFO L276 IsEmpty]: Start isEmpty. Operand 25789 states and 37974 transitions. [2023-04-03 05:43:25,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 655 [2023-04-03 05:43:25,794 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 05:43:25,794 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 33, 33, 33, 33, 33, 33, 23, 23, 23, 23, 23, 23, 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, 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, 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, 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, 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] [2023-04-03 05:43:25,795 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-03 05:43:25,795 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 05:43:25,795 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 05:43:25,795 INFO L85 PathProgramCache]: Analyzing trace with hash -566796577, now seen corresponding path program 1 times [2023-04-03 05:43:25,795 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 05:43:25,795 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1903422399] [2023-04-03 05:43:25,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 05:43:25,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 05:43:26,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 05:43:26,735 INFO L134 CoverageAnalysis]: Checked inductivity of 7051 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7051 trivial. 0 not checked. [2023-04-03 05:43:26,735 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 05:43:26,736 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1903422399] [2023-04-03 05:43:26,736 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1903422399] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 05:43:26,736 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 05:43:26,736 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 05:43:26,736 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [605137909] [2023-04-03 05:43:26,736 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 05:43:26,737 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 05:43:26,737 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 05:43:26,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 05:43:26,739 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 05:43:26,739 INFO L87 Difference]: Start difference. First operand 25789 states and 37974 transitions. Second operand has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 2 states have call successors, (71), 2 states have call predecessors, (71), 1 states have return successors, (65), 2 states have call predecessors, (65), 2 states have call successors, (65) [2023-04-03 05:43:31,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 05:43:31,223 INFO L93 Difference]: Finished difference Result 76877 states and 113225 transitions. [2023-04-03 05:43:31,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 05:43:31,224 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 2 states have call successors, (71), 2 states have call predecessors, (71), 1 states have return successors, (65), 2 states have call predecessors, (65), 2 states have call successors, (65) Word has length 654 [2023-04-03 05:43:31,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 05:43:31,497 INFO L225 Difference]: With dead ends: 76877 [2023-04-03 05:43:31,497 INFO L226 Difference]: Without dead ends: 51216 [2023-04-03 05:43:31,595 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 [2023-04-03 05:43:31,733 INFO L413 NwaCegarLoop]: 9379 mSDtfsCounter, 9590 mSDsluCounter, 8823 mSDsCounter, 0 mSdLazyCounter, 1398 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9590 SdHoareTripleChecker+Valid, 18202 SdHoareTripleChecker+Invalid, 1400 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1398 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2023-04-03 05:43:31,733 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9590 Valid, 18202 Invalid, 1400 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 1398 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2023-04-03 05:43:31,790 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51216 states. [2023-04-03 05:43:34,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51216 to 51199. [2023-04-03 05:43:34,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51199 states, 30698 states have (on average 1.3452667926249267) internal successors, (41297), 32769 states have internal predecessors, (41297), 17061 states have call successors, (17061), 3442 states have call predecessors, (17061), 3439 states have return successors, (17054), 16687 states have call predecessors, (17054), 17054 states have call successors, (17054) [2023-04-03 05:43:34,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51199 states to 51199 states and 75412 transitions. [2023-04-03 05:43:34,530 INFO L78 Accepts]: Start accepts. Automaton has 51199 states and 75412 transitions. Word has length 654 [2023-04-03 05:43:34,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 05:43:34,531 INFO L495 AbstractCegarLoop]: Abstraction has 51199 states and 75412 transitions. [2023-04-03 05:43:34,531 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 2 states have call successors, (71), 2 states have call predecessors, (71), 1 states have return successors, (65), 2 states have call predecessors, (65), 2 states have call successors, (65) [2023-04-03 05:43:34,531 INFO L276 IsEmpty]: Start isEmpty. Operand 51199 states and 75412 transitions. [2023-04-03 05:43:34,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 651 [2023-04-03 05:43:34,547 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 05:43:34,547 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 33, 33, 33, 33, 33, 33, 23, 23, 23, 23, 23, 23, 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, 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, 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, 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, 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] [2023-04-03 05:43:34,547 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-03 05:43:34,547 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 05:43:34,548 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 05:43:34,548 INFO L85 PathProgramCache]: Analyzing trace with hash -837266027, now seen corresponding path program 1 times [2023-04-03 05:43:34,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 05:43:34,548 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1942772613] [2023-04-03 05:43:34,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 05:43:34,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 05:43:34,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 05:43:35,294 INFO L134 CoverageAnalysis]: Checked inductivity of 7051 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7051 trivial. 0 not checked. [2023-04-03 05:43:35,295 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 05:43:35,295 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1942772613] [2023-04-03 05:43:35,295 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1942772613] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 05:43:35,295 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 05:43:35,295 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 05:43:35,295 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1149753999] [2023-04-03 05:43:35,295 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 05:43:35,296 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 05:43:35,296 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 05:43:35,297 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 05:43:35,297 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 05:43:35,297 INFO L87 Difference]: Start difference. First operand 51199 states and 75412 transitions. Second operand has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 3 states have call successors, (68), 3 states have call predecessors, (68), 2 states have return successors, (65), 2 states have call predecessors, (65), 2 states have call successors, (65) [2023-04-03 05:43:38,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 05:43:38,519 INFO L93 Difference]: Finished difference Result 51201 states and 75413 transitions. [2023-04-03 05:43:38,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 05:43:38,520 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 3 states have call successors, (68), 3 states have call predecessors, (68), 2 states have return successors, (65), 2 states have call predecessors, (65), 2 states have call successors, (65) Word has length 650 [2023-04-03 05:43:38,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 05:43:38,758 INFO L225 Difference]: With dead ends: 51201 [2023-04-03 05:43:38,758 INFO L226 Difference]: Without dead ends: 51198 [2023-04-03 05:43:38,792 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 [2023-04-03 05:43:38,793 INFO L413 NwaCegarLoop]: 9009 mSDtfsCounter, 9557 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 686 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9557 SdHoareTripleChecker+Valid, 9010 SdHoareTripleChecker+Invalid, 686 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 686 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-04-03 05:43:38,793 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9557 Valid, 9010 Invalid, 686 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 686 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2023-04-03 05:43:38,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51198 states. [2023-04-03 05:43:41,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51198 to 51198. [2023-04-03 05:43:41,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51198 states, 30698 states have (on average 1.3452342172128477) internal successors, (41296), 32768 states have internal predecessors, (41296), 17060 states have call successors, (17060), 3442 states have call predecessors, (17060), 3439 states have return successors, (17054), 16687 states have call predecessors, (17054), 17054 states have call successors, (17054) [2023-04-03 05:43:41,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51198 states to 51198 states and 75410 transitions. [2023-04-03 05:43:41,822 INFO L78 Accepts]: Start accepts. Automaton has 51198 states and 75410 transitions. Word has length 650 [2023-04-03 05:43:41,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 05:43:41,823 INFO L495 AbstractCegarLoop]: Abstraction has 51198 states and 75410 transitions. [2023-04-03 05:43:41,823 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 3 states have call successors, (68), 3 states have call predecessors, (68), 2 states have return successors, (65), 2 states have call predecessors, (65), 2 states have call successors, (65) [2023-04-03 05:43:41,823 INFO L276 IsEmpty]: Start isEmpty. Operand 51198 states and 75410 transitions. [2023-04-03 05:43:41,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 656 [2023-04-03 05:43:41,833 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 05:43:41,833 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 33, 33, 33, 33, 33, 33, 23, 23, 23, 23, 23, 23, 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, 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, 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, 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, 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] [2023-04-03 05:43:41,833 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-04-03 05:43:41,834 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 05:43:41,834 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 05:43:41,834 INFO L85 PathProgramCache]: Analyzing trace with hash -1896073331, now seen corresponding path program 1 times [2023-04-03 05:43:41,834 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 05:43:41,834 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1842720507] [2023-04-03 05:43:41,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 05:43:41,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 05:43:42,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 05:43:42,673 INFO L134 CoverageAnalysis]: Checked inductivity of 7051 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7051 trivial. 0 not checked. [2023-04-03 05:43:42,674 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 05:43:42,674 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1842720507] [2023-04-03 05:43:42,674 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1842720507] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 05:43:42,674 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 05:43:42,674 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 05:43:42,674 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1591113658] [2023-04-03 05:43:42,674 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 05:43:42,675 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 05:43:42,675 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 05:43:42,675 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 05:43:42,675 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 05:43:42,676 INFO L87 Difference]: Start difference. First operand 51198 states and 75410 transitions. Second operand has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 2 states have call successors, (71), 2 states have call predecessors, (71), 1 states have return successors, (65), 2 states have call predecessors, (65), 2 states have call successors, (65) [2023-04-03 05:43:50,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 05:43:50,116 INFO L93 Difference]: Finished difference Result 152707 states and 225009 transitions. [2023-04-03 05:43:50,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 05:43:50,116 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 2 states have call successors, (71), 2 states have call predecessors, (71), 1 states have return successors, (65), 2 states have call predecessors, (65), 2 states have call successors, (65) Word has length 655 [2023-04-03 05:43:50,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 05:43:50,692 INFO L225 Difference]: With dead ends: 152707 [2023-04-03 05:43:50,692 INFO L226 Difference]: Without dead ends: 101637 [2023-04-03 05:43:50,915 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 [2023-04-03 05:43:50,916 INFO L413 NwaCegarLoop]: 12269 mSDtfsCounter, 9566 mSDsluCounter, 8821 mSDsCounter, 0 mSdLazyCounter, 1597 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9566 SdHoareTripleChecker+Valid, 21090 SdHoareTripleChecker+Invalid, 1599 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1597 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2023-04-03 05:43:50,916 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9566 Valid, 21090 Invalid, 1599 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 1597 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2023-04-03 05:43:51,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101637 states. [2023-04-03 05:43:55,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101637 to 101625. [2023-04-03 05:43:55,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101625 states, 60971 states have (on average 1.3458857489626215) internal successors, (82060), 65077 states have internal predecessors, (82060), 33854 states have call successors, (33854), 6802 states have call predecessors, (33854), 6799 states have return successors, (33848), 33121 states have call predecessors, (33848), 33848 states have call successors, (33848) [2023-04-03 05:43:56,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101625 states to 101625 states and 149762 transitions. [2023-04-03 05:43:56,735 INFO L78 Accepts]: Start accepts. Automaton has 101625 states and 149762 transitions. Word has length 655 [2023-04-03 05:43:56,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 05:43:56,736 INFO L495 AbstractCegarLoop]: Abstraction has 101625 states and 149762 transitions. [2023-04-03 05:43:56,736 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 2 states have call successors, (71), 2 states have call predecessors, (71), 1 states have return successors, (65), 2 states have call predecessors, (65), 2 states have call successors, (65) [2023-04-03 05:43:56,736 INFO L276 IsEmpty]: Start isEmpty. Operand 101625 states and 149762 transitions. [2023-04-03 05:43:56,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 652 [2023-04-03 05:43:56,748 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 05:43:56,748 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 33, 33, 33, 33, 33, 33, 23, 23, 23, 23, 23, 23, 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, 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, 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, 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, 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] [2023-04-03 05:43:56,748 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-04-03 05:43:56,748 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 05:43:56,749 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 05:43:56,749 INFO L85 PathProgramCache]: Analyzing trace with hash -189951316, now seen corresponding path program 1 times [2023-04-03 05:43:56,749 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 05:43:56,749 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2078623376] [2023-04-03 05:43:56,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 05:43:56,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 05:43:57,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 05:43:57,853 INFO L134 CoverageAnalysis]: Checked inductivity of 7051 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7051 trivial. 0 not checked. [2023-04-03 05:43:57,853 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 05:43:57,853 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2078623376] [2023-04-03 05:43:57,853 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2078623376] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 05:43:57,853 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 05:43:57,853 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 05:43:57,854 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1857912078] [2023-04-03 05:43:57,854 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 05:43:57,854 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 05:43:57,854 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 05:43:57,855 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 05:43:57,855 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 05:43:57,855 INFO L87 Difference]: Start difference. First operand 101625 states and 149762 transitions. Second operand has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 3 states have call successors, (68), 3 states have call predecessors, (68), 2 states have return successors, (65), 2 states have call predecessors, (65), 2 states have call successors, (65) [2023-04-03 05:44:02,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 05:44:02,214 INFO L93 Difference]: Finished difference Result 101627 states and 149763 transitions. [2023-04-03 05:44:02,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 05:44:02,214 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 3 states have call successors, (68), 3 states have call predecessors, (68), 2 states have return successors, (65), 2 states have call predecessors, (65), 2 states have call successors, (65) Word has length 651 [2023-04-03 05:44:02,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 05:44:02,688 INFO L225 Difference]: With dead ends: 101627 [2023-04-03 05:44:02,688 INFO L226 Difference]: Without dead ends: 101624 [2023-04-03 05:44:02,740 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 [2023-04-03 05:44:02,741 INFO L413 NwaCegarLoop]: 9007 mSDtfsCounter, 9554 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 686 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9554 SdHoareTripleChecker+Valid, 9008 SdHoareTripleChecker+Invalid, 686 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 686 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2023-04-03 05:44:02,741 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9554 Valid, 9008 Invalid, 686 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 686 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2023-04-03 05:44:02,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101624 states. [2023-04-03 05:44:07,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101624 to 101624. [2023-04-03 05:44:08,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101624 states, 60971 states have (on average 1.3458693477226877) internal successors, (82059), 65076 states have internal predecessors, (82059), 33853 states have call successors, (33853), 6802 states have call predecessors, (33853), 6799 states have return successors, (33848), 33121 states have call predecessors, (33848), 33848 states have call successors, (33848) [2023-04-03 05:44:08,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101624 states to 101624 states and 149760 transitions. [2023-04-03 05:44:08,745 INFO L78 Accepts]: Start accepts. Automaton has 101624 states and 149760 transitions. Word has length 651 [2023-04-03 05:44:08,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 05:44:08,746 INFO L495 AbstractCegarLoop]: Abstraction has 101624 states and 149760 transitions. [2023-04-03 05:44:08,746 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 3 states have call successors, (68), 3 states have call predecessors, (68), 2 states have return successors, (65), 2 states have call predecessors, (65), 2 states have call successors, (65) [2023-04-03 05:44:08,747 INFO L276 IsEmpty]: Start isEmpty. Operand 101624 states and 149760 transitions. [2023-04-03 05:44:08,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 653 [2023-04-03 05:44:08,781 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 05:44:08,781 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 33, 33, 33, 33, 33, 33, 23, 23, 23, 23, 23, 23, 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, 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, 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, 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, 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] [2023-04-03 05:44:08,781 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-04-03 05:44:08,781 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 05:44:08,782 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 05:44:08,782 INFO L85 PathProgramCache]: Analyzing trace with hash -1598026888, now seen corresponding path program 1 times [2023-04-03 05:44:08,782 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 05:44:08,782 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [631944443] [2023-04-03 05:44:08,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 05:44:08,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 05:44:09,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 05:44:09,763 INFO L134 CoverageAnalysis]: Checked inductivity of 7051 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7051 trivial. 0 not checked. [2023-04-03 05:44:09,763 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 05:44:09,763 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [631944443] [2023-04-03 05:44:09,763 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [631944443] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 05:44:09,763 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 05:44:09,763 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 05:44:09,763 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [815866474] [2023-04-03 05:44:09,764 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 05:44:09,764 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 05:44:09,764 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 05:44:09,765 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 05:44:09,765 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 05:44:09,765 INFO L87 Difference]: Start difference. First operand 101624 states and 149760 transitions. Second operand has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 3 states have call successors, (68), 3 states have call predecessors, (68), 2 states have return successors, (65), 2 states have call predecessors, (65), 2 states have call successors, (65) [2023-04-03 05:44:14,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 05:44:14,533 INFO L93 Difference]: Finished difference Result 101626 states and 149761 transitions. [2023-04-03 05:44:14,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 05:44:14,533 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 3 states have call successors, (68), 3 states have call predecessors, (68), 2 states have return successors, (65), 2 states have call predecessors, (65), 2 states have call successors, (65) Word has length 652 [2023-04-03 05:44:14,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 05:44:15,149 INFO L225 Difference]: With dead ends: 101626 [2023-04-03 05:44:15,150 INFO L226 Difference]: Without dead ends: 101623 [2023-04-03 05:44:15,208 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 [2023-04-03 05:44:15,209 INFO L413 NwaCegarLoop]: 9005 mSDtfsCounter, 9551 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 686 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9551 SdHoareTripleChecker+Valid, 9006 SdHoareTripleChecker+Invalid, 686 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 686 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2023-04-03 05:44:15,210 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9551 Valid, 9006 Invalid, 686 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 686 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2023-04-03 05:44:15,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101623 states. [2023-04-03 05:44:20,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101623 to 101623. [2023-04-03 05:44:21,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101623 states, 60971 states have (on average 1.345852946482754) internal successors, (82058), 65075 states have internal predecessors, (82058), 33852 states have call successors, (33852), 6802 states have call predecessors, (33852), 6799 states have return successors, (33848), 33121 states have call predecessors, (33848), 33848 states have call successors, (33848) [2023-04-03 05:44:21,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101623 states to 101623 states and 149758 transitions. [2023-04-03 05:44:21,667 INFO L78 Accepts]: Start accepts. Automaton has 101623 states and 149758 transitions. Word has length 652 [2023-04-03 05:44:21,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 05:44:21,669 INFO L495 AbstractCegarLoop]: Abstraction has 101623 states and 149758 transitions. [2023-04-03 05:44:21,669 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 3 states have call successors, (68), 3 states have call predecessors, (68), 2 states have return successors, (65), 2 states have call predecessors, (65), 2 states have call successors, (65) [2023-04-03 05:44:21,679 INFO L276 IsEmpty]: Start isEmpty. Operand 101623 states and 149758 transitions. [2023-04-03 05:44:21,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 654 [2023-04-03 05:44:21,689 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 05:44:21,691 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 33, 33, 33, 33, 33, 33, 23, 23, 23, 23, 23, 23, 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, 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, 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, 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, 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] [2023-04-03 05:44:21,691 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-04-03 05:44:21,691 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 05:44:21,692 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 05:44:21,693 INFO L85 PathProgramCache]: Analyzing trace with hash 1996275503, now seen corresponding path program 1 times [2023-04-03 05:44:21,701 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 05:44:21,701 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1113268196] [2023-04-03 05:44:21,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 05:44:21,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 05:44:22,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 05:44:23,087 INFO L134 CoverageAnalysis]: Checked inductivity of 7051 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7051 trivial. 0 not checked. [2023-04-03 05:44:23,087 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 05:44:23,088 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1113268196] [2023-04-03 05:44:23,088 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1113268196] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 05:44:23,088 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 05:44:23,088 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 05:44:23,088 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [854058071] [2023-04-03 05:44:23,088 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 05:44:23,089 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 05:44:23,089 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 05:44:23,089 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 05:44:23,089 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 05:44:23,089 INFO L87 Difference]: Start difference. First operand 101623 states and 149758 transitions. Second operand has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 3 states have call successors, (68), 3 states have call predecessors, (68), 2 states have return successors, (65), 2 states have call predecessors, (65), 2 states have call successors, (65) [2023-04-03 05:44:34,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 05:44:34,023 INFO L93 Difference]: Finished difference Result 202409 states and 298435 transitions. [2023-04-03 05:44:34,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 05:44:34,024 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 3 states have call successors, (68), 3 states have call predecessors, (68), 2 states have return successors, (65), 2 states have call predecessors, (65), 2 states have call successors, (65) Word has length 653 [2023-04-03 05:44:34,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 05:44:35,412 INFO L225 Difference]: With dead ends: 202409 [2023-04-03 05:44:35,413 INFO L226 Difference]: Without dead ends: 201487 [2023-04-03 05:44:35,546 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 05:44:35,548 INFO L413 NwaCegarLoop]: 10326 mSDtfsCounter, 9433 mSDsluCounter, 8823 mSDsCounter, 0 mSdLazyCounter, 1453 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9433 SdHoareTripleChecker+Valid, 19149 SdHoareTripleChecker+Invalid, 1455 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1453 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2023-04-03 05:44:35,548 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9433 Valid, 19149 Invalid, 1455 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 1453 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2023-04-03 05:44:35,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201487 states. [2023-04-03 05:44:46,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201487 to 201487. [2023-04-03 05:44:47,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 201487 states, 120962 states have (on average 1.3460177576428962) internal successors, (162817), 129075 states have internal predecessors, (162817), 67175 states have call successors, (67175), 13397 states have call predecessors, (67175), 13349 states have return successors, (67203), 65670 states have call predecessors, (67203), 67171 states have call successors, (67203)