/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SHALLOWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--device_handler--scsi_dh_rdac.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 13:31:51,425 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 13:31:51,429 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 13:31:51,479 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 13:31:51,480 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 13:31:51,488 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 13:31:51,490 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 13:31:51,495 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 13:31:51,499 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 13:31:51,506 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 13:31:51,508 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 13:31:51,509 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 13:31:51,510 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 13:31:51,513 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 13:31:51,517 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 13:31:51,519 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 13:31:51,521 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 13:31:51,525 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 13:31:51,533 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 13:31:51,542 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 13:31:51,545 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 13:31:51,547 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 13:31:51,549 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 13:31:51,552 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 13:31:51,561 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 13:31:51,562 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 13:31:51,562 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 13:31:51,564 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 13:31:51,565 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 13:31:51,566 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 13:31:51,566 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 13:31:51,567 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 13:31:51,569 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 13:31:51,570 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 13:31:51,572 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 13:31:51,572 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 13:31:51,573 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 13:31:51,573 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 13:31:51,573 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 13:31:51,574 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 13:31:51,575 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 13:31:51,583 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-27 13:31:51,649 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 13:31:51,649 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 13:31:51,654 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 13:31:51,654 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 13:31:51,654 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 13:31:51,655 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 13:31:51,655 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 13:31:51,655 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 13:31:51,655 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 13:31:51,655 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 13:31:51,657 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 13:31:51,657 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 13:31:51,657 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 13:31:51,657 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 13:31:51,657 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 13:31:51,658 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 13:31:51,658 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 13:31:51,658 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 13:31:51,658 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 13:31:51,659 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 13:31:51,659 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 13:31:51,659 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 13:31:51,659 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 13:31:51,659 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 13:31:51,659 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 13:31:51,660 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 13:31:51,660 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-27 13:31:51,660 INFO L138 SettingsManager]: * To the following directory=dump/ 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-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 13:31:52,125 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 13:31:52,156 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 13:31:52,160 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 13:31:52,161 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 13:31:52,162 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 13:31:52,163 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--device_handler--scsi_dh_rdac.ko-entry_point.cil.out.i [2020-10-27 13:31:52,249 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f4dde9be0/043e46bec18143b4b423ed071faba56d/FLAGfe36517f0 [2020-10-27 13:31:53,278 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 13:31:53,279 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--device_handler--scsi_dh_rdac.ko-entry_point.cil.out.i [2020-10-27 13:31:53,330 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f4dde9be0/043e46bec18143b4b423ed071faba56d/FLAGfe36517f0 [2020-10-27 13:31:53,771 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f4dde9be0/043e46bec18143b4b423ed071faba56d [2020-10-27 13:31:53,774 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 13:31:53,782 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 13:31:53,784 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 13:31:53,784 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 13:31:53,789 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 13:31:53,790 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 01:31:53" (1/1) ... [2020-10-27 13:31:53,795 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43ee9ee4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:31:53, skipping insertion in model container [2020-10-27 13:31:53,796 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 01:31:53" (1/1) ... [2020-10-27 13:31:53,806 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 13:31:53,910 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 13:31:55,580 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 13:31:55,617 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 13:31:55,920 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 13:31:56,131 INFO L208 MainTranslator]: Completed translation [2020-10-27 13:31:56,131 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:31:56 WrapperNode [2020-10-27 13:31:56,132 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 13:31:56,133 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 13:31:56,133 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 13:31:56,134 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 13:31:56,151 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:31:56" (1/1) ... [2020-10-27 13:31:56,151 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:31:56" (1/1) ... [2020-10-27 13:31:56,277 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:31:56" (1/1) ... [2020-10-27 13:31:56,284 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:31:56" (1/1) ... [2020-10-27 13:31:56,603 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:31:56" (1/1) ... [2020-10-27 13:31:56,619 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:31:56" (1/1) ... [2020-10-27 13:31:56,650 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:31:56" (1/1) ... [2020-10-27 13:31:56,675 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 13:31:56,676 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 13:31:56,676 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 13:31:56,676 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 13:31:56,678 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:31:56" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 13:31:56,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 13:31:56,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 13:31:56,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-10-27 13:31:56,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2020-10-27 13:31:56,759 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 13:31:56,759 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-27 13:31:56,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-27 13:31:56,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-27 13:31:56,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2020-10-27 13:31:56,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2020-10-27 13:31:56,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-27 13:31:56,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-27 13:31:56,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-27 13:31:56,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-27 13:31:56,760 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2020-10-27 13:31:56,760 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2020-10-27 13:31:56,761 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2020-10-27 13:31:56,761 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2020-10-27 13:31:56,761 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2020-10-27 13:31:56,761 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_init [2020-10-27 13:31:56,761 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2020-10-27 13:31:56,761 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub_and_test [2020-10-27 13:31:56,762 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2020-10-27 13:31:56,762 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-10-27 13:31:56,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_5 [2020-10-27 13:31:56,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_9 [2020-10-27 13:31:56,762 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2020-10-27 13:31:56,762 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_init [2020-10-27 13:31:56,763 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2020-10-27 13:31:56,763 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2020-10-27 13:31:56,763 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2020-10-27 13:31:56,763 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_device_tpgs [2020-10-27 13:31:56,763 INFO L138 BoogieDeclarations]: Found implementation of procedure get_rdac_data [2020-10-27 13:31:56,763 INFO L138 BoogieDeclarations]: Found implementation of procedure get_rdac_req [2020-10-27 13:31:56,764 INFO L138 BoogieDeclarations]: Found implementation of procedure rdac_failover_get [2020-10-27 13:31:56,764 INFO L138 BoogieDeclarations]: Found implementation of procedure release_controller [2020-10-27 13:31:56,764 INFO L138 BoogieDeclarations]: Found implementation of procedure get_controller [2020-10-27 13:31:56,764 INFO L138 BoogieDeclarations]: Found implementation of procedure submit_inquiry [2020-10-27 13:31:56,764 INFO L138 BoogieDeclarations]: Found implementation of procedure get_lun_info [2020-10-27 13:31:56,764 INFO L138 BoogieDeclarations]: Found implementation of procedure check_ownership [2020-10-27 13:31:56,764 INFO L138 BoogieDeclarations]: Found implementation of procedure initialize_controller [2020-10-27 13:31:56,765 INFO L138 BoogieDeclarations]: Found implementation of procedure set_mode_select [2020-10-27 13:31:56,765 INFO L138 BoogieDeclarations]: Found implementation of procedure mode_select_handle_sense [2020-10-27 13:31:56,765 INFO L138 BoogieDeclarations]: Found implementation of procedure send_mode_select [2020-10-27 13:31:56,765 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_mode_select [2020-10-27 13:31:56,765 INFO L138 BoogieDeclarations]: Found implementation of procedure rdac_activate [2020-10-27 13:31:56,765 INFO L138 BoogieDeclarations]: Found implementation of procedure rdac_prep_fn [2020-10-27 13:31:56,765 INFO L138 BoogieDeclarations]: Found implementation of procedure rdac_check_sense [2020-10-27 13:31:56,766 INFO L138 BoogieDeclarations]: Found implementation of procedure rdac_match [2020-10-27 13:31:56,766 INFO L138 BoogieDeclarations]: Found implementation of procedure rdac_bus_attach [2020-10-27 13:31:56,766 INFO L138 BoogieDeclarations]: Found implementation of procedure rdac_bus_detach [2020-10-27 13:31:56,766 INFO L138 BoogieDeclarations]: Found implementation of procedure rdac_init [2020-10-27 13:31:56,766 INFO L138 BoogieDeclarations]: Found implementation of procedure rdac_exit [2020-10-27 13:31:56,766 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2020-10-27 13:31:56,766 INFO L138 BoogieDeclarations]: Found implementation of procedure invoke_work_1 [2020-10-27 13:31:56,767 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2020-10-27 13:31:56,767 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_1 [2020-10-27 13:31:56,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_scsi_device_handler_2 [2020-10-27 13:31:56,767 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2020-10-27 13:31:56,767 INFO L138 BoogieDeclarations]: Found implementation of procedure work_init_1 [2020-10-27 13:31:56,767 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 13:31:56,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2020-10-27 13:31:56,768 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2020-10-27 13:31:56,768 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2020-10-27 13:31:56,768 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2020-10-27 13:31:56,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_15 [2020-10-27 13:31:56,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_16 [2020-10-27 13:31:56,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_17 [2020-10-27 13:31:56,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_18 [2020-10-27 13:31:56,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_19 [2020-10-27 13:31:56,769 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-27 13:31:56,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_29 [2020-10-27 13:31:56,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_scsi_register_device_handler_30 [2020-10-27 13:31:56,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_scsi_unregister_device_handler_31 [2020-10-27 13:31:56,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_workqueue_32 [2020-10-27 13:31:56,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_scsi_unregister_device_handler_33 [2020-10-27 13:31:56,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-27 13:31:56,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-27 13:31:56,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-10-27 13:31:56,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-10-27 13:31:56,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-10-27 13:31:56,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2020-10-27 13:31:56,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2020-10-27 13:31:56,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2020-10-27 13:31:56,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2020-10-27 13:31:56,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2020-10-27 13:31:56,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2020-10-27 13:31:56,771 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_workqueue_key [2020-10-27 13:31:56,771 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2020-10-27 13:31:56,772 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2020-10-27 13:31:56,772 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-10-27 13:31:56,772 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2020-10-27 13:31:56,772 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2020-10-27 13:31:56,772 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_execute_rq [2020-10-27 13:31:56,772 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_get_request [2020-10-27 13:31:56,772 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_put_request [2020-10-27 13:31:56,773 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_rq_map_kern [2020-10-27 13:31:56,773 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_rq_set_block_pc [2020-10-27 13:31:56,773 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2020-10-27 13:31:56,773 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2020-10-27 13:31:56,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-27 13:31:56,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-27 13:31:56,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2020-10-27 13:31:56,774 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2020-10-27 13:31:56,774 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2020-10-27 13:31:56,774 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-27 13:31:56,774 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2020-10-27 13:31:56,774 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2020-10-27 13:31:56,774 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_normalize_sense [2020-10-27 13:31:56,774 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_register_device_handler [2020-10-27 13:31:56,775 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_unregister_device_handler [2020-10-27 13:31:56,775 INFO L138 BoogieDeclarations]: Found implementation of procedure sdev_prefix_printk [2020-10-27 13:31:56,775 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2020-10-27 13:31:56,775 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-27 13:31:56,775 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-27 13:31:56,775 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-27 13:31:56,775 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-27 13:31:56,776 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 13:31:56,776 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 13:31:56,776 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-27 13:31:56,776 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-27 13:31:56,776 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 13:31:56,776 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 13:31:56,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-27 13:31:56,777 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-27 13:31:56,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-27 13:31:56,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-10-27 13:31:56,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2020-10-27 13:31:56,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2020-10-27 13:31:56,777 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 13:31:56,777 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-27 13:31:56,778 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-27 13:31:56,778 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 13:31:56,778 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-27 13:31:56,778 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-27 13:31:56,778 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2020-10-27 13:31:56,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-27 13:31:56,778 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 13:31:56,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-27 13:31:56,779 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-27 13:31:56,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2020-10-27 13:31:56,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2020-10-27 13:31:56,779 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-27 13:31:56,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-27 13:31:56,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-27 13:31:56,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-27 13:31:56,780 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2020-10-27 13:31:56,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 13:31:56,780 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2020-10-27 13:31:56,780 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2020-10-27 13:31:56,780 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 13:31:56,781 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2020-10-27 13:31:56,781 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2020-10-27 13:31:56,781 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2020-10-27 13:31:56,781 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2020-10-27 13:31:56,781 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_init [2020-10-27 13:31:56,781 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2020-10-27 13:31:56,781 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-27 13:31:56,781 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2020-10-27 13:31:56,782 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2020-10-27 13:31:56,782 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2020-10-27 13:31:56,782 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2020-10-27 13:31:56,782 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2020-10-27 13:31:56,782 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2020-10-27 13:31:56,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 13:31:56,782 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub_and_test [2020-10-27 13:31:56,783 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2020-10-27 13:31:56,783 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2020-10-27 13:31:56,783 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-10-27 13:31:56,783 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2020-10-27 13:31:56,783 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2020-10-27 13:31:56,783 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-10-27 13:31:56,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_5 [2020-10-27 13:31:56,784 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2020-10-27 13:31:56,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_9 [2020-10-27 13:31:56,784 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2020-10-27 13:31:56,784 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2020-10-27 13:31:56,784 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_workqueue_key [2020-10-27 13:31:56,784 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2020-10-27 13:31:56,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_workqueue_32 [2020-10-27 13:31:56,784 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2020-10-27 13:31:56,785 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_15 [2020-10-27 13:31:56,785 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_17 [2020-10-27 13:31:56,785 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2020-10-27 13:31:56,785 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_16 [2020-10-27 13:31:56,785 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_19 [2020-10-27 13:31:56,785 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2020-10-27 13:31:56,785 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_18 [2020-10-27 13:31:56,785 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_29 [2020-10-27 13:31:56,786 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2020-10-27 13:31:56,786 INFO L130 BoogieDeclarations]: Found specification of procedure kref_init [2020-10-27 13:31:56,786 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2020-10-27 13:31:56,786 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2020-10-27 13:31:56,786 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-10-27 13:31:56,786 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2020-10-27 13:31:56,786 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-27 13:31:56,786 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-27 13:31:56,787 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2020-10-27 13:31:56,787 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2020-10-27 13:31:56,787 INFO L130 BoogieDeclarations]: Found specification of procedure invoke_work_1 [2020-10-27 13:31:56,787 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2020-10-27 13:31:56,787 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_1 [2020-10-27 13:31:56,787 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_scsi_device_handler_2 [2020-10-27 13:31:56,787 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2020-10-27 13:31:56,787 INFO L130 BoogieDeclarations]: Found specification of procedure work_init_1 [2020-10-27 13:31:56,788 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_normalize_sense [2020-10-27 13:31:56,788 INFO L130 BoogieDeclarations]: Found specification of procedure blk_put_request [2020-10-27 13:31:56,788 INFO L130 BoogieDeclarations]: Found specification of procedure blk_get_request [2020-10-27 13:31:56,788 INFO L130 BoogieDeclarations]: Found specification of procedure blk_rq_set_block_pc [2020-10-27 13:31:56,788 INFO L130 BoogieDeclarations]: Found specification of procedure blk_rq_map_kern [2020-10-27 13:31:56,788 INFO L130 BoogieDeclarations]: Found specification of procedure blk_execute_rq [2020-10-27 13:31:56,788 INFO L130 BoogieDeclarations]: Found specification of procedure sdev_prefix_printk [2020-10-27 13:31:56,789 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_register_device_handler [2020-10-27 13:31:56,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_scsi_register_device_handler_30 [2020-10-27 13:31:56,789 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_unregister_device_handler [2020-10-27 13:31:56,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_scsi_unregister_device_handler_31 [2020-10-27 13:31:56,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_scsi_unregister_device_handler_33 [2020-10-27 13:31:56,789 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_device_tpgs [2020-10-27 13:31:56,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 13:31:56,790 INFO L130 BoogieDeclarations]: Found specification of procedure send_mode_select [2020-10-27 13:31:56,790 INFO L130 BoogieDeclarations]: Found specification of procedure get_rdac_data [2020-10-27 13:31:56,790 INFO L130 BoogieDeclarations]: Found specification of procedure get_rdac_req [2020-10-27 13:31:56,790 INFO L130 BoogieDeclarations]: Found specification of procedure rdac_failover_get [2020-10-27 13:31:56,790 INFO L130 BoogieDeclarations]: Found specification of procedure release_controller [2020-10-27 13:31:56,790 INFO L130 BoogieDeclarations]: Found specification of procedure get_controller [2020-10-27 13:31:56,790 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-27 13:31:56,791 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 13:31:56,791 INFO L130 BoogieDeclarations]: Found specification of procedure submit_inquiry [2020-10-27 13:31:56,791 INFO L130 BoogieDeclarations]: Found specification of procedure get_lun_info [2020-10-27 13:31:56,791 INFO L130 BoogieDeclarations]: Found specification of procedure check_ownership [2020-10-27 13:31:56,791 INFO L130 BoogieDeclarations]: Found specification of procedure initialize_controller [2020-10-27 13:31:56,791 INFO L130 BoogieDeclarations]: Found specification of procedure set_mode_select [2020-10-27 13:31:56,791 INFO L130 BoogieDeclarations]: Found specification of procedure mode_select_handle_sense [2020-10-27 13:31:56,792 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2020-10-27 13:31:56,792 INFO L130 BoogieDeclarations]: Found specification of procedure queue_mode_select [2020-10-27 13:31:56,792 INFO L130 BoogieDeclarations]: Found specification of procedure rdac_activate [2020-10-27 13:31:56,792 INFO L130 BoogieDeclarations]: Found specification of procedure rdac_prep_fn [2020-10-27 13:31:56,792 INFO L130 BoogieDeclarations]: Found specification of procedure rdac_check_sense [2020-10-27 13:31:56,792 INFO L130 BoogieDeclarations]: Found specification of procedure rdac_match [2020-10-27 13:31:56,792 INFO L130 BoogieDeclarations]: Found specification of procedure rdac_bus_attach [2020-10-27 13:31:56,792 INFO L130 BoogieDeclarations]: Found specification of procedure rdac_bus_detach [2020-10-27 13:31:56,792 INFO L130 BoogieDeclarations]: Found specification of procedure rdac_init [2020-10-27 13:31:56,793 INFO L130 BoogieDeclarations]: Found specification of procedure rdac_exit [2020-10-27 13:31:56,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-27 13:31:56,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-27 13:31:56,793 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 13:31:56,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-27 13:31:56,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-10-27 13:31:56,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-10-27 13:31:56,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2020-10-27 13:31:56,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2020-10-27 13:31:56,794 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2020-10-27 13:31:56,794 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2020-10-27 13:31:56,794 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-27 13:31:56,794 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 13:31:56,794 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 13:31:56,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 13:31:56,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-27 13:31:56,794 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 13:31:56,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-27 13:31:56,795 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-27 13:31:56,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-27 13:31:56,795 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-27 13:31:57,710 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true;