./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--net--wireless--mwl8k.ko-ldv_main0.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--net--wireless--mwl8k.ko-ldv_main0.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0b76be36f18ad21ad9f8bdc1086d9a5532c87a2c14457e790c7f2f104cdb0ee5 --- Real Ultimate output --- This is Ultimate 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 17:39:37,172 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 17:39:37,174 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 17:39:37,226 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 17:39:37,226 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 17:39:37,229 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 17:39:37,231 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 17:39:37,233 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 17:39:37,235 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 17:39:37,239 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 17:39:37,240 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 17:39:37,241 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 17:39:37,241 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 17:39:37,244 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 17:39:37,245 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 17:39:37,248 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 17:39:37,249 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 17:39:37,250 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 17:39:37,252 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 17:39:37,257 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 17:39:37,258 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 17:39:37,259 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 17:39:37,261 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 17:39:37,261 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 17:39:37,263 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 17:39:37,263 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 17:39:37,263 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 17:39:37,264 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 17:39:37,264 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 17:39:37,265 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 17:39:37,265 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 17:39:37,265 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 17:39:37,266 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 17:39:37,266 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 17:39:37,267 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 17:39:37,267 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 17:39:37,268 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 17:39:37,268 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 17:39:37,268 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 17:39:37,268 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 17:39:37,269 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 17:39:37,270 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-14 17:39:37,301 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 17:39:37,301 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 17:39:37,302 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 17:39:37,302 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 17:39:37,303 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-14 17:39:37,303 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-14 17:39:37,304 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 17:39:37,304 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 17:39:37,304 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 17:39:37,304 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 17:39:37,305 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-14 17:39:37,305 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 17:39:37,306 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-14 17:39:37,306 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-14 17:39:37,306 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-14 17:39:37,306 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-14 17:39:37,306 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 17:39:37,306 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-14 17:39:37,307 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 17:39:37,307 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 17:39:37,307 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-14 17:39:37,307 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 17:39:37,308 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 17:39:37,308 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-14 17:39:37,308 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-14 17:39:37,308 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-14 17:39:37,308 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-14 17:39:37,309 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-14 17:39:37,310 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-14 17:39:37,310 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-14 17:39:37,310 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 17:39:37,310 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0b76be36f18ad21ad9f8bdc1086d9a5532c87a2c14457e790c7f2f104cdb0ee5 [2021-12-14 17:39:37,576 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 17:39:37,594 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 17:39:37,598 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 17:39:37,599 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 17:39:37,601 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 17:39:37,603 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--net--wireless--mwl8k.ko-ldv_main0.cil.out.i [2021-12-14 17:39:37,670 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67e6e19b5/7d041e3876f24c519df692b19cdf986b/FLAGb9fe84924 [2021-12-14 17:39:38,430 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 17:39:38,431 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--net--wireless--mwl8k.ko-ldv_main0.cil.out.i [2021-12-14 17:39:38,489 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67e6e19b5/7d041e3876f24c519df692b19cdf986b/FLAGb9fe84924 [2021-12-14 17:39:38,967 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67e6e19b5/7d041e3876f24c519df692b19cdf986b [2021-12-14 17:39:38,977 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 17:39:38,978 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 17:39:38,983 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 17:39:38,983 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 17:39:38,986 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 17:39:38,987 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:39:38" (1/1) ... [2021-12-14 17:39:38,988 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b2b49b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:39:38, skipping insertion in model container [2021-12-14 17:39:38,988 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:39:38" (1/1) ... [2021-12-14 17:39:38,994 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 17:39:39,139 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 17:39:42,028 WARN L230 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-consumption/linux-3.8-rc1-32_7a-drivers--net--wireless--mwl8k.ko-ldv_main0.cil.out.i[385601,385614] [2021-12-14 17:39:42,163 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 17:39:42,202 INFO L203 MainTranslator]: Completed pre-run [2021-12-14 17:39:42,560 WARN L230 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-consumption/linux-3.8-rc1-32_7a-drivers--net--wireless--mwl8k.ko-ldv_main0.cil.out.i[385601,385614] [2021-12-14 17:39:42,576 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 17:39:42,692 INFO L208 MainTranslator]: Completed translation [2021-12-14 17:39:42,694 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:39:42 WrapperNode [2021-12-14 17:39:42,694 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 17:39:42,696 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-14 17:39:42,696 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-14 17:39:42,696 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-14 17:39:42,702 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:39:42" (1/1) ... [2021-12-14 17:39:42,798 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:39:42" (1/1) ... [2021-12-14 17:39:43,008 INFO L137 Inliner]: procedures = 399, calls = 3514, calls flagged for inlining = 185, calls inlined = 158, statements flattened = 7164 [2021-12-14 17:39:43,010 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-14 17:39:43,010 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-14 17:39:43,011 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-14 17:39:43,011 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-14 17:39:43,018 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:39:42" (1/1) ... [2021-12-14 17:39:43,019 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:39:42" (1/1) ... [2021-12-14 17:39:43,055 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:39:42" (1/1) ... [2021-12-14 17:39:43,056 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:39:42" (1/1) ... [2021-12-14 17:39:43,282 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:39:42" (1/1) ... [2021-12-14 17:39:43,315 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:39:42" (1/1) ... [2021-12-14 17:39:43,353 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:39:42" (1/1) ... [2021-12-14 17:39:43,403 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-14 17:39:43,405 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-14 17:39:43,405 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-14 17:39:43,405 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-14 17:39:43,406 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:39:42" (1/1) ... [2021-12-14 17:39:43,413 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 17:39:43,422 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 17:39:43,437 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) [2021-12-14 17:39:43,459 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 [2021-12-14 17:39:43,479 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_radio_disable [2021-12-14 17:39:43,480 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_radio_disable [2021-12-14 17:39:43,480 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_key [2021-12-14 17:39:43,480 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_key [2021-12-14 17:39:43,480 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_use_fixed_rate_ap [2021-12-14 17:39:43,480 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_use_fixed_rate_ap [2021-12-14 17:39:43,480 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-12-14 17:39:43,481 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-12-14 17:39:43,481 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-12-14 17:39:43,481 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-12-14 17:39:43,481 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-14 17:39:43,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-14 17:39:43,481 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-14 17:39:43,481 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-14 17:39:43,482 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2021-12-14 17:39:43,482 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2021-12-14 17:39:43,482 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-14 17:39:43,482 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-14 17:39:43,482 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2021-12-14 17:39:43,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2021-12-14 17:39:43,482 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2021-12-14 17:39:43,483 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2021-12-14 17:39:43,483 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_feed_fw_image [2021-12-14 17:39:43,483 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_feed_fw_image [2021-12-14 17:39:43,483 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_release_firmware [2021-12-14 17:39:43,483 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_release_firmware [2021-12-14 17:39:43,483 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-14 17:39:43,483 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2021-12-14 17:39:43,483 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2021-12-14 17:39:43,484 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_radio_enable [2021-12-14 17:39:43,484 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_radio_enable [2021-12-14 17:39:43,484 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_mgmt [2021-12-14 17:39:43,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_mgmt [2021-12-14 17:39:43,484 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_ap_process [2021-12-14 17:39:43,484 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_ap_process [2021-12-14 17:39:43,484 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_fw_unlock [2021-12-14 17:39:43,485 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_fw_unlock [2021-12-14 17:39:43,485 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-12-14 17:39:43,485 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-12-14 17:39:43,485 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-14 17:39:43,486 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2021-12-14 17:39:43,486 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2021-12-14 17:39:43,486 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-14 17:39:43,486 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-14 17:39:43,486 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_ht_caps [2021-12-14 17:39:43,487 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_ht_caps [2021-12-14 17:39:43,487 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_start [2021-12-14 17:39:43,487 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_start [2021-12-14 17:39:43,487 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_request_fw [2021-12-14 17:39:43,487 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_request_fw [2021-12-14 17:39:43,487 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-14 17:39:43,487 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-14 17:39:43,488 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-12-14 17:39:43,488 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-12-14 17:39:43,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-14 17:39:43,488 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-14 17:39:43,488 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-14 17:39:43,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_fw_mutex_of_mwl8k_priv [2021-12-14 17:39:43,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_fw_mutex_of_mwl8k_priv [2021-12-14 17:39:43,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-14 17:39:43,539 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_load_firmware [2021-12-14 17:39:43,539 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_load_firmware [2021-12-14 17:39:43,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-14 17:39:43,539 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-14 17:39:43,540 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-14 17:39:43,540 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_probe_hw [2021-12-14 17:39:43,540 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_probe_hw [2021-12-14 17:39:43,540 INFO L130 BoogieDeclarations]: Found specification of procedure SET_IEEE80211_PERM_ADDR [2021-12-14 17:39:43,540 INFO L138 BoogieDeclarations]: Found implementation of procedure SET_IEEE80211_PERM_ADDR [2021-12-14 17:39:43,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-14 17:39:43,540 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-14 17:39:43,540 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_name [2021-12-14 17:39:43,540 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_name [2021-12-14 17:39:43,540 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2021-12-14 17:39:43,540 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2021-12-14 17:39:43,540 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-12-14 17:39:43,541 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-12-14 17:39:43,541 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-14 17:39:43,541 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-14 17:39:43,541 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_ap_refill [2021-12-14 17:39:43,541 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_ap_refill [2021-12-14 17:39:43,541 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2021-12-14 17:39:43,541 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2021-12-14 17:39:43,541 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_caps [2021-12-14 17:39:43,541 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_caps [2021-12-14 17:39:43,541 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2021-12-14 17:39:43,541 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2021-12-14 17:39:43,541 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_wmm_mode [2021-12-14 17:39:43,541 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_wmm_mode [2021-12-14 17:39:43,543 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-14 17:39:43,543 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2021-12-14 17:39:43,543 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2021-12-14 17:39:43,543 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-14 17:39:43,544 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_free_hw [2021-12-14 17:39:43,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_free_hw [2021-12-14 17:39:43,544 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-14 17:39:43,544 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-14 17:39:43,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-14 17:39:43,544 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-14 17:39:43,544 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_add_stream [2021-12-14 17:39:43,544 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_add_stream [2021-12-14 17:39:43,544 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_sta_init [2021-12-14 17:39:43,544 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_sta_init [2021-12-14 17:39:43,544 INFO L130 BoogieDeclarations]: Found specification of procedure _cond_resched [2021-12-14 17:39:43,544 INFO L138 BoogieDeclarations]: Found implementation of procedure _cond_resched [2021-12-14 17:39:43,544 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2021-12-14 17:39:43,544 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2021-12-14 17:39:43,545 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_radio_control [2021-12-14 17:39:43,545 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_radio_control [2021-12-14 17:39:43,545 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-14 17:39:43,545 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-14 17:39:43,545 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_queue_work [2021-12-14 17:39:43,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_queue_work [2021-12-14 17:39:43,545 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_post_pervif_cmd [2021-12-14 17:39:43,545 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_post_pervif_cmd [2021-12-14 17:39:43,545 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-14 17:39:43,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-14 17:39:43,545 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_wake_queues [2021-12-14 17:39:43,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_wake_queues [2021-12-14 17:39:43,545 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-12-14 17:39:43,545 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-12-14 17:39:43,546 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-14 17:39:43,546 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-14 17:39:43,546 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_hw_reset [2021-12-14 17:39:43,546 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_hw_reset [2021-12-14 17:39:43,546 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_bss_start [2021-12-14 17:39:43,546 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_bss_start [2021-12-14 17:39:43,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-14 17:39:43,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-14 17:39:43,546 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_get_chandef_type [2021-12-14 17:39:43,546 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_get_chandef_type [2021-12-14 17:39:43,546 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_enable_bsses [2021-12-14 17:39:43,546 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_enable_bsses [2021-12-14 17:39:43,546 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2021-12-14 17:39:43,546 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2021-12-14 17:39:43,547 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-14 17:39:43,547 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-14 17:39:43,547 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2021-12-14 17:39:43,547 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2021-12-14 17:39:43,547 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_conf_tx [2021-12-14 17:39:43,547 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_conf_tx [2021-12-14 17:39:43,547 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_pre_scan [2021-12-14 17:39:43,547 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_pre_scan [2021-12-14 17:39:43,547 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_data [2021-12-14 17:39:43,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_data [2021-12-14 17:39:43,547 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_post_scan [2021-12-14 17:39:43,547 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_post_scan [2021-12-14 17:39:43,547 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_load_fw_image [2021-12-14 17:39:43,547 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_load_fw_image [2021-12-14 17:39:43,548 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_init_txqs [2021-12-14 17:39:43,548 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_init_txqs [2021-12-14 17:39:43,548 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_remove_vif [2021-12-14 17:39:43,548 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_remove_vif [2021-12-14 17:39:43,548 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-14 17:39:43,548 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-14 17:39:43,548 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_data_qos [2021-12-14 17:39:43,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_data_qos [2021-12-14 17:39:43,548 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight32 [2021-12-14 17:39:43,548 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight32 [2021-12-14 17:39:43,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-14 17:39:43,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-14 17:39:43,548 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-12-14 17:39:43,548 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-12-14 17:39:43,548 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_hdrlen [2021-12-14 17:39:43,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_hdrlen [2021-12-14 17:39:43,549 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_init_firmware [2021-12-14 17:39:43,549 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_init_firmware [2021-12-14 17:39:43,549 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-12-14 17:39:43,549 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-12-14 17:39:43,549 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_enable_sniffer [2021-12-14 17:39:43,549 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_enable_sniffer [2021-12-14 17:39:43,549 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-14 17:39:43,549 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-14 17:39:43,549 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2021-12-14 17:39:43,549 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2021-12-14 17:39:43,549 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2021-12-14 17:39:43,549 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2021-12-14 17:39:43,549 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2021-12-14 17:39:43,550 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2021-12-14 17:39:43,550 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_rf_antenna [2021-12-14 17:39:43,550 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_rf_antenna [2021-12-14 17:39:43,550 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-12-14 17:39:43,550 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-12-14 17:39:43,550 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_reload_firmware [2021-12-14 17:39:43,550 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_reload_firmware [2021-12-14 17:39:43,550 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-12-14 17:39:43,550 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-12-14 17:39:43,550 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-12-14 17:39:43,550 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-12-14 17:39:43,550 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-14 17:39:43,550 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_channel_to_frequency [2021-12-14 17:39:43,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_channel_to_frequency [2021-12-14 17:39:43,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-14 17:39:43,551 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_add_dma_header [2021-12-14 17:39:43,551 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_add_dma_header [2021-12-14 17:39:43,551 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_remove_stream [2021-12-14 17:39:43,551 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_remove_stream [2021-12-14 17:39:43,551 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_txq_reclaim [2021-12-14 17:39:43,554 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_txq_reclaim [2021-12-14 17:39:43,554 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_radio_preamble [2021-12-14 17:39:43,554 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_radio_preamble [2021-12-14 17:39:43,554 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_config [2021-12-14 17:39:43,554 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_config [2021-12-14 17:39:43,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-14 17:39:43,554 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2021-12-14 17:39:43,555 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2021-12-14 17:39:43,555 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-14 17:39:43,555 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-14 17:39:43,555 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2021-12-14 17:39:43,555 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2021-12-14 17:39:43,555 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_txq_deinit [2021-12-14 17:39:43,555 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_txq_deinit [2021-12-14 17:39:43,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2021-12-14 17:39:43,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2021-12-14 17:39:43,556 INFO L130 BoogieDeclarations]: Found specification of procedure rxq_refill [2021-12-14 17:39:43,556 INFO L138 BoogieDeclarations]: Found implementation of procedure rxq_refill [2021-12-14 17:39:43,556 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_sta_process [2021-12-14 17:39:43,556 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_sta_process [2021-12-14 17:39:43,556 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_fw_lock [2021-12-14 17:39:43,556 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_fw_lock [2021-12-14 17:39:43,557 INFO L130 BoogieDeclarations]: Found specification of procedure __mwl8k_cmd_mac_multicast_adr [2021-12-14 17:39:43,557 INFO L138 BoogieDeclarations]: Found implementation of procedure __mwl8k_cmd_mac_multicast_adr [2021-12-14 17:39:43,557 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_ap_init [2021-12-14 17:39:43,557 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_ap_init [2021-12-14 17:39:43,558 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-14 17:39:43,558 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-14 17:39:43,558 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_destroy_ba [2021-12-14 17:39:43,559 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_destroy_ba [2021-12-14 17:39:43,559 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_disable [2021-12-14 17:39:43,559 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_disable [2021-12-14 17:39:43,559 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2021-12-14 17:39:43,559 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2021-12-14 17:39:43,560 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_tx_start [2021-12-14 17:39:43,560 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_tx_start [2021-12-14 17:39:43,560 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_remove_dma_header [2021-12-14 17:39:43,560 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_remove_dma_header [2021-12-14 17:39:43,560 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_stop [2021-12-14 17:39:43,560 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_stop [2021-12-14 17:39:43,560 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_update_mac_addr [2021-12-14 17:39:43,561 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_update_mac_addr [2021-12-14 17:39:43,561 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-14 17:39:43,561 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-14 17:39:43,561 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2021-12-14 17:39:43,561 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2021-12-14 17:39:43,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-14 17:39:43,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-14 17:39:43,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-14 17:39:43,564 INFO L130 BoogieDeclarations]: Found specification of procedure __ilog2_u32 [2021-12-14 17:39:43,565 INFO L138 BoogieDeclarations]: Found implementation of procedure __ilog2_u32 [2021-12-14 17:39:43,565 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_stop_queues [2021-12-14 17:39:43,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_stop_queues [2021-12-14 17:39:43,566 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_cpu_idle [2021-12-14 17:39:43,566 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_cpu_idle [2021-12-14 17:39:43,566 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_encryption_set_cmd_info [2021-12-14 17:39:43,566 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_encryption_set_cmd_info [2021-12-14 17:39:43,566 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-12-14 17:39:43,572 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-12-14 17:39:43,572 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-12-14 17:39:43,572 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-12-14 17:39:43,572 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_mac_addr [2021-12-14 17:39:43,572 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_mac_addr [2021-12-14 17:39:43,573 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2021-12-14 17:39:43,573 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2021-12-14 17:39:43,573 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2021-12-14 17:39:43,573 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2021-12-14 17:39:43,573 INFO L130 BoogieDeclarations]: Found specification of procedure legacy_rate_mask_to_array [2021-12-14 17:39:43,573 INFO L138 BoogieDeclarations]: Found implementation of procedure legacy_rate_mask_to_array [2021-12-14 17:39:43,573 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_sta_refill [2021-12-14 17:39:43,573 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_sta_refill [2021-12-14 17:39:43,574 INFO L130 BoogieDeclarations]: Found specification of procedure ffs [2021-12-14 17:39:43,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ffs [2021-12-14 17:39:43,574 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2021-12-14 17:39:43,574 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2021-12-14 17:39:43,574 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-12-14 17:39:43,574 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-12-14 17:39:43,574 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_release_fw [2021-12-14 17:39:43,574 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_release_fw [2021-12-14 17:39:43,575 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxq_deinit [2021-12-14 17:39:43,575 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxq_deinit [2021-12-14 17:39:43,575 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-14 17:39:43,575 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-14 17:39:43,575 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_send_fw_load_cmd [2021-12-14 17:39:43,575 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_send_fw_load_cmd [2021-12-14 17:39:43,575 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2021-12-14 17:39:43,575 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2021-12-14 17:39:43,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-14 17:39:43,576 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_new_stn_del [2021-12-14 17:39:43,576 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_new_stn_del [2021-12-14 17:39:43,576 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_post_cmd [2021-12-14 17:39:43,576 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_post_cmd [2021-12-14 17:39:43,576 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_lookup_stream [2021-12-14 17:39:43,576 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_lookup_stream [2021-12-14 17:39:43,576 INFO L130 BoogieDeclarations]: Found specification of procedure IEEE80211_SKB_CB [2021-12-14 17:39:43,576 INFO L138 BoogieDeclarations]: Found implementation of procedure IEEE80211_SKB_CB [2021-12-14 17:39:43,577 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_enable [2021-12-14 17:39:43,577 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_enable [2021-12-14 17:39:44,680 INFO L236 CfgBuilder]: Building ICFG [2021-12-14 17:39:44,684 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-14 17:39:56,599 INFO L277 CfgBuilder]: Performing block encoding [2021-12-14 17:39:56,618 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-14 17:39:56,618 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-14 17:39:56,623 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:39:56 BoogieIcfgContainer [2021-12-14 17:39:56,623 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-14 17:39:56,624 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-14 17:39:56,624 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-14 17:39:56,630 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-14 17:39:56,630 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 05:39:38" (1/3) ... [2021-12-14 17:39:56,631 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6363b3b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 05:39:56, skipping insertion in model container [2021-12-14 17:39:56,631 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:39:42" (2/3) ... [2021-12-14 17:39:56,631 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6363b3b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 05:39:56, skipping insertion in model container [2021-12-14 17:39:56,631 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:39:56" (3/3) ... [2021-12-14 17:39:56,635 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.8-rc1-32_7a-drivers--net--wireless--mwl8k.ko-ldv_main0.cil.out.i [2021-12-14 17:39:56,640 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-14 17:39:56,640 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-14 17:39:56,701 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-14 17:39:56,708 INFO L339 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=PETRI_NET, 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, mLoopAccelerationTechnique=FAST_UPR [2021-12-14 17:39:56,709 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-14 17:39:56,768 INFO L276 IsEmpty]: Start isEmpty. Operand has 2660 states, 1873 states have (on average 1.3678590496529632) internal successors, (2562), 1940 states have internal predecessors, (2562), 646 states have call successors, (646), 139 states have call predecessors, (646), 139 states have return successors, (646), 632 states have call predecessors, (646), 646 states have call successors, (646) [2021-12-14 17:39:56,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-12-14 17:39:56,772 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:39:56,773 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 17:39:56,774 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:39:56,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:39:56,778 INFO L85 PathProgramCache]: Analyzing trace with hash 1902675333, now seen corresponding path program 1 times [2021-12-14 17:39:56,785 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:39:56,785 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [462313212] [2021-12-14 17:39:56,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:39:56,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:39:57,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:39:57,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 17:39:57,244 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:39:57,244 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [462313212] [2021-12-14 17:39:57,245 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [462313212] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:39:57,245 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 17:39:57,245 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-14 17:39:57,246 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [36520664] [2021-12-14 17:39:57,247 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:39:57,250 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-14 17:39:57,250 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:39:57,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-14 17:39:57,292 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-14 17:39:57,299 INFO L87 Difference]: Start difference. First operand has 2660 states, 1873 states have (on average 1.3678590496529632) internal successors, (2562), 1940 states have internal predecessors, (2562), 646 states have call successors, (646), 139 states have call predecessors, (646), 139 states have return successors, (646), 632 states have call predecessors, (646), 646 states have call successors, (646) Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 17:39:57,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:39:57,700 INFO L93 Difference]: Finished difference Result 7879 states and 11977 transitions. [2021-12-14 17:39:57,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-14 17:39:57,702 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2021-12-14 17:39:57,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:39:57,762 INFO L225 Difference]: With dead ends: 7879 [2021-12-14 17:39:57,762 INFO L226 Difference]: Without dead ends: 5192 [2021-12-14 17:39:57,792 INFO L932 BasicCegarLoop]: 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 [2021-12-14 17:39:57,797 INFO L933 BasicCegarLoop]: 4591 mSDtfsCounter, 3828 mSDsluCounter, 3905 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3828 SdHoareTripleChecker+Valid, 8496 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-14 17:39:57,799 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3828 Valid, 8496 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-14 17:39:57,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5192 states. [2021-12-14 17:39:58,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5192 to 5189. [2021-12-14 17:39:58,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5189 states, 3652 states have (on average 1.362541073384447) internal successors, (4976), 3776 states have internal predecessors, (4976), 1263 states have call successors, (1263), 275 states have call predecessors, (1263), 273 states have return successors, (1452), 1229 states have call predecessors, (1452), 1257 states have call successors, (1452) [2021-12-14 17:39:58,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5189 states to 5189 states and 7691 transitions. [2021-12-14 17:39:58,229 INFO L78 Accepts]: Start accepts. Automaton has 5189 states and 7691 transitions. Word has length 9 [2021-12-14 17:39:58,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:39:58,229 INFO L470 AbstractCegarLoop]: Abstraction has 5189 states and 7691 transitions. [2021-12-14 17:39:58,230 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 17:39:58,231 INFO L276 IsEmpty]: Start isEmpty. Operand 5189 states and 7691 transitions. [2021-12-14 17:39:58,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-12-14 17:39:58,232 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:39:58,233 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 17:39:58,233 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-14 17:39:58,233 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:39:58,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:39:58,236 INFO L85 PathProgramCache]: Analyzing trace with hash -1147815645, now seen corresponding path program 1 times [2021-12-14 17:39:58,236 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:39:58,236 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [433576664] [2021-12-14 17:39:58,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:39:58,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:39:58,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:39:58,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 17:39:58,395 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:39:58,395 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [433576664] [2021-12-14 17:39:58,396 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [433576664] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:39:58,396 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 17:39:58,396 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-14 17:39:58,396 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [766844328] [2021-12-14 17:39:58,396 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:39:58,397 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-14 17:39:58,398 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:39:58,399 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-14 17:39:58,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-14 17:39:58,400 INFO L87 Difference]: Start difference. First operand 5189 states and 7691 transitions. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 17:39:58,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:39:58,579 INFO L93 Difference]: Finished difference Result 5191 states and 7692 transitions. [2021-12-14 17:39:58,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-14 17:39:58,580 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2021-12-14 17:39:58,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:39:58,611 INFO L225 Difference]: With dead ends: 5191 [2021-12-14 17:39:58,612 INFO L226 Difference]: Without dead ends: 5188 [2021-12-14 17:39:58,615 INFO L932 BasicCegarLoop]: 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 [2021-12-14 17:39:58,616 INFO L933 BasicCegarLoop]: 3813 mSDtfsCounter, 3807 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3807 SdHoareTripleChecker+Valid, 3813 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-14 17:39:58,617 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3807 Valid, 3813 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-14 17:39:58,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5188 states. [2021-12-14 17:39:58,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5188 to 5188. [2021-12-14 17:39:58,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5188 states, 3652 states have (on average 1.3622672508214677) internal successors, (4975), 3775 states have internal predecessors, (4975), 1262 states have call successors, (1262), 275 states have call predecessors, (1262), 273 states have return successors, (1452), 1229 states have call predecessors, (1452), 1257 states have call successors, (1452) [2021-12-14 17:39:58,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5188 states to 5188 states and 7689 transitions. [2021-12-14 17:39:58,833 INFO L78 Accepts]: Start accepts. Automaton has 5188 states and 7689 transitions. Word has length 10 [2021-12-14 17:39:58,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:39:58,835 INFO L470 AbstractCegarLoop]: Abstraction has 5188 states and 7689 transitions. [2021-12-14 17:39:58,835 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 17:39:58,835 INFO L276 IsEmpty]: Start isEmpty. Operand 5188 states and 7689 transitions. [2021-12-14 17:39:58,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-12-14 17:39:58,836 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:39:58,836 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 17:39:58,836 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-14 17:39:58,836 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:39:58,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:39:58,837 INFO L85 PathProgramCache]: Analyzing trace with hash -1223750584, now seen corresponding path program 1 times [2021-12-14 17:39:58,837 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:39:58,837 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [815404108] [2021-12-14 17:39:58,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:39:58,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:39:58,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:39:59,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 17:39:59,015 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:39:59,015 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [815404108] [2021-12-14 17:39:59,015 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [815404108] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:39:59,016 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 17:39:59,016 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-14 17:39:59,016 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1973877786] [2021-12-14 17:39:59,016 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:39:59,016 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-14 17:39:59,017 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:39:59,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-14 17:39:59,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-14 17:39:59,018 INFO L87 Difference]: Start difference. First operand 5188 states and 7689 transitions. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 17:39:59,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:39:59,187 INFO L93 Difference]: Finished difference Result 5190 states and 7690 transitions. [2021-12-14 17:39:59,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-14 17:39:59,192 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2021-12-14 17:39:59,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:39:59,222 INFO L225 Difference]: With dead ends: 5190 [2021-12-14 17:39:59,223 INFO L226 Difference]: Without dead ends: 5183 [2021-12-14 17:39:59,227 INFO L932 BasicCegarLoop]: 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 [2021-12-14 17:39:59,232 INFO L933 BasicCegarLoop]: 3812 mSDtfsCounter, 3804 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3804 SdHoareTripleChecker+Valid, 3812 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-14 17:39:59,233 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3804 Valid, 3812 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-14 17:39:59,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5183 states. [2021-12-14 17:39:59,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5183 to 5183. [2021-12-14 17:39:59,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5183 states, 3648 states have (on average 1.361842105263158) internal successors, (4968), 3770 states have internal predecessors, (4968), 1261 states have call successors, (1261), 275 states have call predecessors, (1261), 273 states have return successors, (1452), 1229 states have call predecessors, (1452), 1257 states have call successors, (1452) [2021-12-14 17:39:59,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5183 states to 5183 states and 7681 transitions. [2021-12-14 17:39:59,557 INFO L78 Accepts]: Start accepts. Automaton has 5183 states and 7681 transitions. Word has length 11 [2021-12-14 17:39:59,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:39:59,558 INFO L470 AbstractCegarLoop]: Abstraction has 5183 states and 7681 transitions. [2021-12-14 17:39:59,558 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 17:39:59,558 INFO L276 IsEmpty]: Start isEmpty. Operand 5183 states and 7681 transitions. [2021-12-14 17:39:59,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-12-14 17:39:59,570 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:39:59,570 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 17:39:59,570 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-14 17:39:59,571 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:39:59,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:39:59,571 INFO L85 PathProgramCache]: Analyzing trace with hash 914557151, now seen corresponding path program 1 times [2021-12-14 17:39:59,572 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:39:59,572 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [328190418] [2021-12-14 17:39:59,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:39:59,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:39:59,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:39:59,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-12-14 17:39:59,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:39:59,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-14 17:39:59,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:39:59,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:39:59,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:39:59,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 17:39:59,794 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:39:59,794 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [328190418] [2021-12-14 17:39:59,794 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [328190418] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:39:59,795 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 17:39:59,795 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-14 17:39:59,795 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1206499161] [2021-12-14 17:39:59,795 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:39:59,796 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-14 17:39:59,796 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:39:59,796 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-14 17:39:59,796 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-14 17:39:59,797 INFO L87 Difference]: Start difference. First operand 5183 states and 7681 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2021-12-14 17:40:03,000 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 17:40:06,071 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 17:40:11,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:40:11,319 INFO L93 Difference]: Finished difference Result 11142 states and 17254 transitions. [2021-12-14 17:40:11,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-14 17:40:11,320 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) Word has length 55 [2021-12-14 17:40:11,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:40:11,366 INFO L225 Difference]: With dead ends: 11142 [2021-12-14 17:40:11,366 INFO L226 Difference]: Without dead ends: 5962 [2021-12-14 17:40:11,413 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-14 17:40:11,414 INFO L933 BasicCegarLoop]: 3659 mSDtfsCounter, 870 mSDsluCounter, 4305 mSDsCounter, 0 mSdLazyCounter, 2696 mSolverCounterSat, 768 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 953 SdHoareTripleChecker+Valid, 7964 SdHoareTripleChecker+Invalid, 3466 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 768 IncrementalHoareTripleChecker+Valid, 2696 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.0s IncrementalHoareTripleChecker+Time [2021-12-14 17:40:11,415 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [953 Valid, 7964 Invalid, 3466 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [768 Valid, 2696 Invalid, 2 Unknown, 0 Unchecked, 11.0s Time] [2021-12-14 17:40:11,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5962 states. [2021-12-14 17:40:11,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5962 to 5671. [2021-12-14 17:40:11,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5671 states, 3986 states have (on average 1.3587556447566482) internal successors, (5416), 4126 states have internal predecessors, (5416), 1341 states have call successors, (1341), 275 states have call predecessors, (1341), 343 states have return successors, (1850), 1363 states have call predecessors, (1850), 1337 states have call successors, (1850) [2021-12-14 17:40:11,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5671 states to 5671 states and 8607 transitions. [2021-12-14 17:40:11,764 INFO L78 Accepts]: Start accepts. Automaton has 5671 states and 8607 transitions. Word has length 55 [2021-12-14 17:40:11,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:40:11,765 INFO L470 AbstractCegarLoop]: Abstraction has 5671 states and 8607 transitions. [2021-12-14 17:40:11,765 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2021-12-14 17:40:11,765 INFO L276 IsEmpty]: Start isEmpty. Operand 5671 states and 8607 transitions. [2021-12-14 17:40:11,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-12-14 17:40:11,773 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:40:11,774 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 17:40:11,774 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-14 17:40:11,774 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:40:11,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:40:11,775 INFO L85 PathProgramCache]: Analyzing trace with hash -683062343, now seen corresponding path program 1 times [2021-12-14 17:40:11,775 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:40:11,775 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [881713829] [2021-12-14 17:40:11,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:40:11,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:40:12,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 17:40:12,019 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 17:40:12,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 17:40:12,254 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 17:40:12,255 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-12-14 17:40:12,256 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-14 17:40:12,258 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-14 17:40:12,261 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2021-12-14 17:40:12,264 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-14 17:40:12,381 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.12 05:40:12 BoogieIcfgContainer [2021-12-14 17:40:12,382 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-14 17:40:12,382 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-14 17:40:12,382 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-14 17:40:12,383 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-14 17:40:12,383 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:39:56" (3/4) ... [2021-12-14 17:40:12,386 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-14 17:40:12,386 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-14 17:40:12,386 INFO L158 Benchmark]: Toolchain (without parser) took 33407.74ms. Allocated memory was 92.3MB in the beginning and 1.1GB in the end (delta: 1.0GB). Free memory was 56.5MB in the beginning and 754.9MB in the end (delta: -698.4MB). Peak memory consumption was 329.4MB. Max. memory is 16.1GB. [2021-12-14 17:40:12,387 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 75.5MB. Free memory was 53.6MB in the beginning and 53.6MB in the end (delta: 28.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-14 17:40:12,387 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3712.48ms. Allocated memory was 92.3MB in the beginning and 161.5MB in the end (delta: 69.2MB). Free memory was 56.3MB in the beginning and 56.7MB in the end (delta: -463.5kB). Peak memory consumption was 87.6MB. Max. memory is 16.1GB. [2021-12-14 17:40:12,387 INFO L158 Benchmark]: Boogie Procedure Inliner took 314.00ms. Allocated memory was 161.5MB in the beginning and 220.2MB in the end (delta: 58.7MB). Free memory was 56.7MB in the beginning and 100.3MB in the end (delta: -43.6MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. [2021-12-14 17:40:12,388 INFO L158 Benchmark]: Boogie Preprocessor took 393.30ms. Allocated memory is still 220.2MB. Free memory was 100.3MB in the beginning and 78.0MB in the end (delta: 22.3MB). Peak memory consumption was 32.9MB. Max. memory is 16.1GB. [2021-12-14 17:40:12,388 INFO L158 Benchmark]: RCFGBuilder took 13218.15ms. Allocated memory was 220.2MB in the beginning and 792.7MB in the end (delta: 572.5MB). Free memory was 78.0MB in the beginning and 362.2MB in the end (delta: -284.1MB). Peak memory consumption was 437.2MB. Max. memory is 16.1GB. [2021-12-14 17:40:12,388 INFO L158 Benchmark]: TraceAbstraction took 15757.70ms. Allocated memory was 792.7MB in the beginning and 1.1GB in the end (delta: 327.2MB). Free memory was 362.2MB in the beginning and 754.9MB in the end (delta: -392.7MB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-14 17:40:12,388 INFO L158 Benchmark]: Witness Printer took 3.40ms. Allocated memory is still 1.1GB. Free memory is still 754.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-14 17:40:12,390 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 75.5MB. Free memory was 53.6MB in the beginning and 53.6MB in the end (delta: 28.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3712.48ms. Allocated memory was 92.3MB in the beginning and 161.5MB in the end (delta: 69.2MB). Free memory was 56.3MB in the beginning and 56.7MB in the end (delta: -463.5kB). Peak memory consumption was 87.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 314.00ms. Allocated memory was 161.5MB in the beginning and 220.2MB in the end (delta: 58.7MB). Free memory was 56.7MB in the beginning and 100.3MB in the end (delta: -43.6MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 393.30ms. Allocated memory is still 220.2MB. Free memory was 100.3MB in the beginning and 78.0MB in the end (delta: 22.3MB). Peak memory consumption was 32.9MB. Max. memory is 16.1GB. * RCFGBuilder took 13218.15ms. Allocated memory was 220.2MB in the beginning and 792.7MB in the end (delta: 572.5MB). Free memory was 78.0MB in the beginning and 362.2MB in the end (delta: -284.1MB). Peak memory consumption was 437.2MB. Max. memory is 16.1GB. * TraceAbstraction took 15757.70ms. Allocated memory was 792.7MB in the beginning and 1.1GB in the end (delta: 327.2MB). Free memory was 362.2MB in the beginning and 754.9MB in the end (delta: -392.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.40ms. Allocated memory is still 1.1GB. Free memory is still 754.9MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 13398]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 12414, overapproximation of bitwiseAnd at line 11962. Possible FailurePath: [L7468] static bool ap_mode_default ; [L7469-L7483] static struct ieee80211_channel const mwl8k_channels_24[14U] = { {0, 2412U, 1U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL}, {0, 2417U, 2U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL}, {0, 2422U, 3U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL}, {0, 2427U, 4U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL}, {0, 2432U, 5U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL}, {0, 2437U, 6U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL}, {0, 2442U, 7U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL}, {0, 2447U, 8U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL}, {0, 2452U, 9U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL}, {0, 2457U, 10U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL}, {0, 2462U, 11U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL}, {0, 2467U, 12U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL}, {0, 2472U, 13U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL}, {0, 2484U, 14U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL}}; [L7484-L7497] static struct ieee80211_rate const mwl8k_rates_24[13U] = { {0U, 10U, 2U, (unsigned short)0}, {0U, 20U, 4U, (unsigned short)0}, {0U, 55U, 11U, (unsigned short)0}, {0U, 110U, 22U, (unsigned short)0}, {0U, 220U, 44U, (unsigned short)0}, {0U, 60U, 12U, (unsigned short)0}, {0U, 90U, 18U, (unsigned short)0}, {0U, 120U, 24U, (unsigned short)0}, {0U, 180U, 36U, (unsigned short)0}, {0U, 240U, 48U, (unsigned short)0}, {0U, 360U, 72U, (unsigned short)0}, {0U, 480U, 96U, (unsigned short)0}, {0U, 540U, 108U, (unsigned short)0}}; [L7498-L7501] static struct ieee80211_channel const mwl8k_channels_50[4U] = { {1, 5180U, 36U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL}, {1, 5200U, 40U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL}, {1, 5220U, 44U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL}, {1, 5240U, 48U, 0U, 0, 0, 0, (_Bool)0, 0U, 0, 0, 0, 0UL}}; [L7502-L7510] static struct ieee80211_rate const mwl8k_rates_50[8U] = { {0U, 60U, 12U, (unsigned short)0}, {0U, 90U, 18U, (unsigned short)0}, {0U, 120U, 24U, (unsigned short)0}, {0U, 180U, 36U, (unsigned short)0}, {0U, 240U, 48U, (unsigned short)0}, {0U, 360U, 72U, (unsigned short)0}, {0U, 480U, 96U, (unsigned short)0}, {0U, 540U, 108U, (unsigned short)0}}; [L8149] static struct rxd_ops rxd_ap_ops = {32, & mwl8k_rxd_ap_init, & mwl8k_rxd_ap_refill, & mwl8k_rxd_ap_process}; [L8226] static struct rxd_ops rxd_sta_ops = {40, & mwl8k_rxd_sta_init, & mwl8k_rxd_sta_refill, & mwl8k_rxd_sta_process}; [L12378-L12384] static struct ieee80211_ops const mwl8k_ops = {& mwl8k_tx, & mwl8k_start, & mwl8k_stop, 0, 0, 0, & mwl8k_add_interface, 0, & mwl8k_remove_interface, & mwl8k_config, & mwl8k_bss_info_changed, 0, 0, & mwl8k_prepare_multicast, & mwl8k_configure_filter, 0, 0, & mwl8k_set_key, 0, 0, 0, 0, 0, 0, 0, 0, 0, & mwl8k_get_stats, 0, 0, & mwl8k_set_rts_threshold, & mwl8k_sta_add, & mwl8k_sta_remove, 0, 0, 0, 0, 0, & mwl8k_conf_tx, 0, 0, 0, 0, & mwl8k_ampdu_action, & mwl8k_get_survey, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; [L12414-L12421] static struct mwl8k_device_info mwl8k_info_tbl[4U] = { {(char *)"88w8363", (char *)"mwl8k/helper_8363.fw", (char *)"mwl8k/fmimage_8363.fw", 0, 0, 0U}, {(char *)"88w8687", (char *)"mwl8k/helper_8687.fw", (char *)"mwl8k/fmimage_8687.fw", 0, 0, 0U}, {(char *)"88w8366", (char *)"mwl8k/helper_8366.fw", (char *)"mwl8k/fmimage_8366.fw", (char *)"mwl8k/fmimage_8366_ap-3.fw", & rxd_ap_ops, 3U}, {(char *)"88w8764", 0, 0, (char *)"mwl8k/fmimage_8764_ap-1.fw", & rxd_ap_ops, 1U}}; [L12422] struct pci_device_id const __mod_pci_device_table ; [L12804-L12805] static struct ieee80211_iface_limit const ap_if_limits[2U] = { {8U, 8U}, {1U, 4U}}; [L12806-L12807] static struct ieee80211_iface_combination const ap_if_comb = {(struct ieee80211_iface_limit const *)(& ap_if_limits), 1U, 8U, 2U, (_Bool)0, (unsigned char)0}; [L13105] int LDV_IN_INTERRUPT ; [L13408] static int ldv_mutex_fw_mutex_of_mwl8k_priv ; [L13515] static int ldv_mutex_lock ; [L13622] static int ldv_mutex_mutex_of_device ; VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={200:0}, ap_if_limits={199:0}, ap_mode_default=0, LDV_IN_INTERRUPT=0, ldv_mutex_fw_mutex_of_mwl8k_priv=0, ldv_mutex_lock=0, ldv_mutex_mutex_of_device=0, mwl8k_channels_24={191:0}, mwl8k_channels_50={193:0}, mwl8k_info_tbl={198:0}, mwl8k_ops={197:0}, mwl8k_rates_24={192:0}, mwl8k_rates_50={194:0}, rxd_ap_ops={195:0}, rxd_sta_ops={196:0}] [L13108] void *var_mwl8k_rxd_ap_init_13_p0 ; [L13109] dma_addr_t var_mwl8k_rxd_ap_init_13_p1 ; [L13110] void *var_mwl8k_rxd_ap_refill_14_p0 ; [L13111] dma_addr_t var_mwl8k_rxd_ap_refill_14_p1 ; [L13112] int var_mwl8k_rxd_ap_refill_14_p2 ; [L13113] void *var_mwl8k_rxd_ap_process_15_p0 ; [L13114] struct ieee80211_rx_status *var_group1 ; [L13115] __le16 *var_mwl8k_rxd_ap_process_15_p2 ; [L13116] s8 *var_mwl8k_rxd_ap_process_15_p3 ; [L13117] void *var_mwl8k_rxd_sta_init_16_p0 ; [L13118] dma_addr_t var_mwl8k_rxd_sta_init_16_p1 ; [L13119] void *var_mwl8k_rxd_sta_refill_17_p0 ; [L13120] dma_addr_t var_mwl8k_rxd_sta_refill_17_p1 ; [L13121] int var_mwl8k_rxd_sta_refill_17_p2 ; [L13122] void *var_mwl8k_rxd_sta_process_18_p0 ; [L13123] __le16 *var_mwl8k_rxd_sta_process_18_p2 ; [L13124] s8 *var_mwl8k_rxd_sta_process_18_p3 ; [L13125] struct ieee80211_hw *var_group2 ; [L13126] struct ieee80211_tx_control *var_group3 ; [L13127] struct sk_buff *var_mwl8k_tx_100_p2 ; [L13128] struct ieee80211_vif *var_group4 ; [L13129] u32 var_mwl8k_config_107_p1 ; [L13130] struct ieee80211_bss_conf *var_mwl8k_bss_info_changed_110_p2 ; [L13131] u32 var_mwl8k_bss_info_changed_110_p3 ; [L13132] struct netdev_hw_addr_list *var_group5 ; [L13133] unsigned int var_mwl8k_configure_filter_114_p1 ; [L13134] unsigned int *var_mwl8k_configure_filter_114_p2 ; [L13135] u64 var_mwl8k_configure_filter_114_p3 ; [L13136] enum set_key_cmd var_mwl8k_set_key_94_p1 ; [L13137] struct ieee80211_vif *var_mwl8k_set_key_94_p2 ; [L13138] struct ieee80211_sta *var_mwl8k_set_key_94_p3 ; [L13139] struct ieee80211_key_conf *var_mwl8k_set_key_94_p4 ; [L13140] u32 var_mwl8k_set_rts_threshold_115_p1 ; [L13141] struct ieee80211_sta *var_mwl8k_sta_add_117_p2 ; [L13142] struct ieee80211_sta *var_mwl8k_sta_remove_116_p2 ; [L13143] u16 var_mwl8k_conf_tx_118_p2 ; [L13144] struct ieee80211_tx_queue_params const *var_mwl8k_conf_tx_118_p3 ; [L13145] struct ieee80211_low_level_stats *var_group6 ; [L13146] int var_mwl8k_get_survey_120_p1 ; [L13147] struct survey_info *var_mwl8k_get_survey_120_p2 ; [L13148] enum ieee80211_ampdu_mlme_action var_mwl8k_ampdu_action_121_p2 ; [L13149] struct ieee80211_sta *var_mwl8k_ampdu_action_121_p3 ; [L13150] u16 var_mwl8k_ampdu_action_121_p4 ; [L13151] u16 *var_mwl8k_ampdu_action_121_p5 ; [L13152] u8 var_mwl8k_ampdu_action_121_p6 ; [L13153] struct pci_dev *var_group7 ; [L13154] struct pci_device_id const *var_mwl8k_probe_130_p1 ; [L13155] int res_mwl8k_probe_130 ; [L13156] int var_mwl8k_interrupt_97_p0 ; [L13157] void *var_mwl8k_interrupt_97_p1 ; [L13158] int ldv_s_mwl8k_driver_pci_driver ; [L13159] int tmp ; [L13160] int tmp___0 ; [L13162] ldv_s_mwl8k_driver_pci_driver = 0 [L13163] LDV_IN_INTERRUPT = 1 [L13164] CALL ldv_initialize() [L13732] ldv_mutex_fw_mutex_of_mwl8k_priv = 1 [L13733] ldv_mutex_lock = 1 [L13734] ldv_mutex_mutex_of_device = 1 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={200:0}, ap_if_limits={199:0}, ap_mode_default=0, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={191:0}, mwl8k_channels_50={193:0}, mwl8k_info_tbl={198:0}, mwl8k_ops={197:0}, mwl8k_rates_24={192:0}, mwl8k_rates_50={194:0}, rxd_ap_ops={195:0}, rxd_sta_ops={196:0}] [L13164] RET ldv_initialize() [L13302] tmp___0 = __VERIFIER_nondet_int() [L13303] COND TRUE tmp___0 != 0 || ldv_s_mwl8k_driver_pci_driver != 0 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={200:0}, ap_if_limits={199:0}, ap_mode_default=0, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_s_mwl8k_driver_pci_driver=0, mwl8k_channels_24={191:0}, mwl8k_channels_50={193:0}, mwl8k_info_tbl={198:0}, mwl8k_ops={197:0}, mwl8k_rates_24={192:0}, mwl8k_rates_50={194:0}, rxd_ap_ops={195:0}, rxd_sta_ops={196:0}, tmp___0=1] [L13167] tmp = __VERIFIER_nondet_int() [L13169] case 0: [L13173] case 1: [L13178] case 2: [L13183] case 3: [L13187] case 4: [L13192] case 5: [L13197] case 6: [L13201] case 7: [L13205] case 8: [L13209] case 9: [L13213] case 10: [L13217] case 11: [L13221] case 12: VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={200:0}, ap_if_limits={199:0}, ap_mode_default=0, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_s_mwl8k_driver_pci_driver=0, mwl8k_channels_24={191:0}, mwl8k_channels_50={193:0}, mwl8k_info_tbl={198:0}, mwl8k_ops={197:0}, mwl8k_rates_24={192:0}, mwl8k_rates_50={194:0}, rxd_ap_ops={195:0}, rxd_sta_ops={196:0}, tmp=12, tmp___0=1] [L13222] FCALL ldv_handler_precall() VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={200:0}, ap_if_limits={199:0}, ap_mode_default=0, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_s_mwl8k_driver_pci_driver=0, mwl8k_channels_24={191:0}, mwl8k_channels_50={193:0}, mwl8k_info_tbl={198:0}, mwl8k_ops={197:0}, mwl8k_rates_24={192:0}, mwl8k_rates_50={194:0}, rxd_ap_ops={195:0}, rxd_sta_ops={196:0}, tmp=12, tmp___0=1] [L13223-L13224] CALL mwl8k_bss_info_changed(var_group2, var_group4, var_mwl8k_bss_info_changed_110_p2, var_mwl8k_bss_info_changed_110_p3) [L11975] EXPR vif->type VAL [\old(changed)=5245, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={200:0}, ap_if_limits={199:0}, ap_mode_default=0, changed=5245, hw={5241:0}, hw={5241:0}, info={5249:5244}, info={5249:5244}, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={191:0}, mwl8k_channels_50={193:0}, mwl8k_info_tbl={198:0}, mwl8k_ops={197:0}, mwl8k_rates_24={192:0}, mwl8k_rates_50={194:0}, rxd_ap_ops={195:0}, rxd_sta_ops={196:0}, vif={5250:5248}, vif={5250:5248}, vif->type=-4294967293] [L11975] COND FALSE !((unsigned int )vif->type == 2U) [L11979] EXPR vif->type VAL [\old(changed)=5245, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={200:0}, ap_if_limits={199:0}, ap_mode_default=0, changed=5245, hw={5241:0}, hw={5241:0}, info={5249:5244}, info={5249:5244}, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={191:0}, mwl8k_channels_50={193:0}, mwl8k_info_tbl={198:0}, mwl8k_ops={197:0}, mwl8k_rates_24={192:0}, mwl8k_rates_50={194:0}, rxd_ap_ops={195:0}, rxd_sta_ops={196:0}, vif={5250:5248}, vif={5250:5248}, vif->type=-4294967293] [L11979] COND TRUE (unsigned int )vif->type == 3U [L11980] CALL mwl8k_bss_info_changed_ap(hw, vif, info, changed) [L11920] int rc ; [L11921] int tmp ; [L11922] int idx ; [L11923] int rate ; [L11924] struct sk_buff *skb ; VAL [\old(changed)=5245, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={200:0}, ap_if_limits={199:0}, ap_mode_default=0, changed=5245, hw={5241:0}, hw={5241:0}, info={5249:5244}, info={5249:5244}, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={191:0}, mwl8k_channels_50={193:0}, mwl8k_info_tbl={198:0}, mwl8k_ops={197:0}, mwl8k_rates_24={192:0}, mwl8k_rates_50={194:0}, rxd_ap_ops={195:0}, rxd_sta_ops={196:0}, vif={5250:5248}, vif={5250:5248}] [L11926] CALL, EXPR mwl8k_fw_lock(hw) VAL [\old(ldv_mutex_fw_mutex_of_mwl8k_priv)=1, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={200:0}, ap_if_limits={199:0}, ap_mode_default=0, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={191:0}, mwl8k_channels_50={193:0}, mwl8k_info_tbl={198:0}, mwl8k_ops={197:0}, mwl8k_rates_24={192:0}, mwl8k_rates_50={194:0}, rxd_ap_ops={195:0}, rxd_sta_ops={196:0}] [L9337] struct mwl8k_priv *priv ; [L9338] int rc ; [L9339] struct task_struct *tmp ; [L9341] EXPR hw->priv [L9341] priv = (struct mwl8k_priv *)hw->priv [L9342] CALL, EXPR get_current() VAL [\old(ldv_mutex_fw_mutex_of_mwl8k_priv)=1, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={200:0}, ap_if_limits={199:0}, ap_mode_default=0, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={191:0}, mwl8k_channels_50={193:0}, mwl8k_info_tbl={198:0}, mwl8k_ops={197:0}, mwl8k_rates_24={192:0}, mwl8k_rates_50={194:0}, rxd_ap_ops={195:0}, rxd_sta_ops={196:0}] [L6467] struct task_struct *pfo_ret__ ; [L6470] case 1UL: [L6473] case 2UL: [L6476] case 4UL: [L6479] case 8UL: VAL [\old(ldv_mutex_fw_mutex_of_mwl8k_priv)=1, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={200:0}, ap_if_limits={199:0}, ap_mode_default=0, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={191:0}, mwl8k_channels_50={193:0}, mwl8k_info_tbl={198:0}, mwl8k_ops={197:0}, mwl8k_rates_24={192:0}, mwl8k_rates_50={194:0}, rxd_ap_ops={195:0}, rxd_sta_ops={196:0}] [L6486] return (pfo_ret__); VAL [\old(ldv_mutex_fw_mutex_of_mwl8k_priv)=1, \result={0:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={200:0}, ap_if_limits={199:0}, ap_mode_default=0, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={191:0}, mwl8k_channels_50={193:0}, mwl8k_info_tbl={198:0}, mwl8k_ops={197:0}, mwl8k_rates_24={192:0}, mwl8k_rates_50={194:0}, pfo_ret__={0:0}, rxd_ap_ops={195:0}, rxd_sta_ops={196:0}] [L9342] RET, EXPR get_current() VAL [\old(ldv_mutex_fw_mutex_of_mwl8k_priv)=1, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={200:0}, ap_if_limits={199:0}, ap_mode_default=0, get_current()={0:0}, hw={5241:0}, hw={5241:0}, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={191:0}, mwl8k_channels_50={193:0}, mwl8k_info_tbl={198:0}, mwl8k_ops={197:0}, mwl8k_rates_24={192:0}, mwl8k_rates_50={194:0}, priv={5241:-1636}, rxd_ap_ops={195:0}, rxd_sta_ops={196:0}] [L9342] tmp = get_current() [L9343] EXPR priv->fw_mutex_owner VAL [\old(ldv_mutex_fw_mutex_of_mwl8k_priv)=1, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={200:0}, ap_if_limits={199:0}, ap_mode_default=0, hw={5241:0}, hw={5241:0}, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={191:0}, mwl8k_channels_50={193:0}, mwl8k_info_tbl={198:0}, mwl8k_ops={197:0}, mwl8k_rates_24={192:0}, mwl8k_rates_50={194:0}, priv={5241:-1636}, priv->fw_mutex_owner={0:0}, rxd_ap_ops={195:0}, rxd_sta_ops={196:0}, tmp={0:0}] [L9343] COND FALSE !((unsigned long )priv->fw_mutex_owner != (unsigned long )tmp) [L9359] EXPR priv->fw_mutex_depth [L9359] priv->fw_mutex_depth = priv->fw_mutex_depth + 1 [L9360] return (0); VAL [\old(ldv_mutex_fw_mutex_of_mwl8k_priv)=1, \result=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={200:0}, ap_if_limits={199:0}, ap_mode_default=0, hw={5241:0}, hw={5241:0}, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={191:0}, mwl8k_channels_50={193:0}, mwl8k_info_tbl={198:0}, mwl8k_ops={197:0}, mwl8k_rates_24={192:0}, mwl8k_rates_50={194:0}, priv={5241:-1636}, rxd_ap_ops={195:0}, rxd_sta_ops={196:0}, tmp={0:0}] [L11926] RET, EXPR mwl8k_fw_lock(hw) VAL [\old(changed)=5245, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={200:0}, ap_if_limits={199:0}, ap_mode_default=0, changed=5245, hw={5241:0}, hw={5241:0}, info={5249:5244}, info={5249:5244}, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={191:0}, mwl8k_channels_50={193:0}, mwl8k_fw_lock(hw)=0, mwl8k_info_tbl={198:0}, mwl8k_ops={197:0}, mwl8k_rates_24={192:0}, mwl8k_rates_50={194:0}, rxd_ap_ops={195:0}, rxd_sta_ops={196:0}, vif={5250:5248}, vif={5250:5248}] [L11926] tmp = mwl8k_fw_lock(hw) [L11927] COND FALSE !(tmp != 0) VAL [\old(changed)=5245, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={200:0}, ap_if_limits={199:0}, ap_mode_default=0, changed=5245, hw={5241:0}, hw={5241:0}, info={5249:5244}, info={5249:5244}, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={191:0}, mwl8k_channels_50={193:0}, mwl8k_info_tbl={198:0}, mwl8k_ops={197:0}, mwl8k_rates_24={192:0}, mwl8k_rates_50={194:0}, rxd_ap_ops={195:0}, rxd_sta_ops={196:0}, tmp=0, vif={5250:5248}, vif={5250:5248}] [L11931] COND FALSE !((changed & 4U) != 0U) VAL [\old(changed)=5245, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={200:0}, ap_if_limits={199:0}, ap_mode_default=0, changed=5245, hw={5241:0}, hw={5241:0}, info={5249:5244}, info={5249:5244}, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={191:0}, mwl8k_channels_50={193:0}, mwl8k_info_tbl={198:0}, mwl8k_ops={197:0}, mwl8k_rates_24={192:0}, mwl8k_rates_50={194:0}, rxd_ap_ops={195:0}, rxd_sta_ops={196:0}, tmp=0, vif={5250:5248}, vif={5250:5248}] [L11939] COND FALSE !((changed & 32U) != 0U) VAL [\old(changed)=5245, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={200:0}, ap_if_limits={199:0}, ap_mode_default=0, changed=5245, hw={5241:0}, hw={5241:0}, info={5249:5244}, info={5249:5244}, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={191:0}, mwl8k_channels_50={193:0}, mwl8k_info_tbl={198:0}, mwl8k_ops={197:0}, mwl8k_rates_24={192:0}, mwl8k_rates_50={194:0}, rxd_ap_ops={195:0}, rxd_sta_ops={196:0}, tmp=0, vif={5250:5248}, vif={5250:5248}] [L11953] COND FALSE !((changed & 320U) != 0U) VAL [\old(changed)=5245, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={200:0}, ap_if_limits={199:0}, ap_mode_default=0, changed=5245, hw={5241:0}, hw={5241:0}, info={5249:5244}, info={5249:5244}, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={191:0}, mwl8k_channels_50={193:0}, mwl8k_info_tbl={198:0}, mwl8k_ops={197:0}, mwl8k_rates_24={192:0}, mwl8k_rates_50={194:0}, rxd_ap_ops={195:0}, rxd_sta_ops={196:0}, tmp=0, vif={5250:5248}, vif={5250:5248}] [L11962] COND FALSE !((changed & 512U) != 0U) VAL [\old(changed)=5245, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={200:0}, ap_if_limits={199:0}, ap_mode_default=0, changed=5245, hw={5241:0}, hw={5241:0}, info={5249:5244}, info={5249:5244}, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={191:0}, mwl8k_channels_50={193:0}, mwl8k_info_tbl={198:0}, mwl8k_ops={197:0}, mwl8k_rates_24={192:0}, mwl8k_rates_50={194:0}, rxd_ap_ops={195:0}, rxd_sta_ops={196:0}, tmp=0, vif={5250:5248}, vif={5250:5248}] [L11967] CALL mwl8k_fw_unlock(hw) VAL [\old(ldv_mutex_fw_mutex_of_mwl8k_priv)=1, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={200:0}, ap_if_limits={199:0}, ap_mode_default=0, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={191:0}, mwl8k_channels_50={193:0}, mwl8k_info_tbl={198:0}, mwl8k_ops={197:0}, mwl8k_rates_24={192:0}, mwl8k_rates_50={194:0}, rxd_ap_ops={195:0}, rxd_sta_ops={196:0}] [L9365] struct mwl8k_priv *priv ; [L9367] EXPR hw->priv [L9367] priv = (struct mwl8k_priv *)hw->priv [L9368] EXPR priv->fw_mutex_depth [L9368] priv->fw_mutex_depth = priv->fw_mutex_depth - 1 [L9369] EXPR priv->fw_mutex_depth VAL [\old(ldv_mutex_fw_mutex_of_mwl8k_priv)=1, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={200:0}, ap_if_limits={199:0}, ap_mode_default=0, hw={5241:0}, hw={5241:0}, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={191:0}, mwl8k_channels_50={193:0}, mwl8k_info_tbl={198:0}, mwl8k_ops={197:0}, mwl8k_rates_24={192:0}, mwl8k_rates_50={194:0}, priv={5242:-5}, priv->fw_mutex_depth=0, rxd_ap_ops={195:0}, rxd_sta_ops={196:0}] [L9369] COND TRUE priv->fw_mutex_depth == 0 [L9370] EXPR priv->hw_restart_in_progress VAL [\old(ldv_mutex_fw_mutex_of_mwl8k_priv)=1, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={200:0}, ap_if_limits={199:0}, ap_mode_default=0, hw={5241:0}, hw={5241:0}, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={191:0}, mwl8k_channels_50={193:0}, mwl8k_info_tbl={198:0}, mwl8k_ops={197:0}, mwl8k_rates_24={192:0}, mwl8k_rates_50={194:0}, priv={5242:-5}, priv->hw_restart_in_progress=-255, rxd_ap_ops={195:0}, rxd_sta_ops={196:0}] [L9370] COND FALSE !(! priv->hw_restart_in_progress) [L9374] priv->fw_mutex_owner = 0 [L9375] CALL ldv_mutex_unlock_8(& priv->fw_mutex) [L13376] CALL ldv_mutex_unlock_fw_mutex_of_mwl8k_priv(ldv_func_arg1) VAL [\old(ldv_mutex_fw_mutex_of_mwl8k_priv)=1, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={200:0}, ap_if_limits={199:0}, ap_mode_default=0, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, lock={5242:1521}, mwl8k_channels_24={191:0}, mwl8k_channels_50={193:0}, mwl8k_info_tbl={198:0}, mwl8k_ops={197:0}, mwl8k_rates_24={192:0}, mwl8k_rates_50={194:0}, rxd_ap_ops={195:0}, rxd_sta_ops={196:0}] [L13507] COND FALSE !(ldv_mutex_fw_mutex_of_mwl8k_priv == 2) VAL [\old(ldv_mutex_fw_mutex_of_mwl8k_priv)=1, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={200:0}, ap_if_limits={199:0}, ap_mode_default=0, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, lock={5242:1521}, lock={5242:1521}, mwl8k_channels_24={191:0}, mwl8k_channels_50={193:0}, mwl8k_info_tbl={198:0}, mwl8k_ops={197:0}, mwl8k_rates_24={192:0}, mwl8k_rates_50={194:0}, rxd_ap_ops={195:0}, rxd_sta_ops={196:0}] [L13509] CALL ldv_error() VAL [\old(ldv_mutex_fw_mutex_of_mwl8k_priv)=1, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={200:0}, ap_if_limits={199:0}, ap_mode_default=0, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={191:0}, mwl8k_channels_50={193:0}, mwl8k_info_tbl={198:0}, mwl8k_ops={197:0}, mwl8k_rates_24={192:0}, mwl8k_rates_50={194:0}, rxd_ap_ops={195:0}, rxd_sta_ops={196:0}] [L13398] reach_error() VAL [\old(ldv_mutex_fw_mutex_of_mwl8k_priv)=1, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, ap_if_comb={200:0}, ap_if_limits={199:0}, ap_mode_default=0, LDV_IN_INTERRUPT=1, ldv_mutex_fw_mutex_of_mwl8k_priv=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, mwl8k_channels_24={191:0}, mwl8k_channels_50={193:0}, mwl8k_info_tbl={198:0}, mwl8k_ops={197:0}, mwl8k_rates_24={192:0}, mwl8k_rates_50={194:0}, rxd_ap_ops={195:0}, rxd_sta_ops={196:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 140 procedures, 2660 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 15.6s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 12.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 2 mSolverCounterUnknown, 12392 SdHoareTripleChecker+Valid, 11.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 12309 mSDsluCounter, 24085 SdHoareTripleChecker+Invalid, 10.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8210 mSDsCounter, 775 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2710 IncrementalHoareTripleChecker+Invalid, 3487 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 775 mSolverCounterUnsat, 15875 mSDtfsCounter, 2710 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 20 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5671occurred in iteration=4, InterpolantAutomatonStates: 13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.3s AutomataMinimizationTime, 4 MinimizatonAttempts, 294 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 143 NumberOfCodeBlocks, 143 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 81 ConstructedInterpolants, 0 QuantifiedInterpolants, 136 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-12-14 17:40:12,464 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--net--wireless--mwl8k.ko-ldv_main0.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0b76be36f18ad21ad9f8bdc1086d9a5532c87a2c14457e790c7f2f104cdb0ee5 --- Real Ultimate output --- This is Ultimate 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 17:40:14,378 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 17:40:14,381 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 17:40:14,418 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 17:40:14,419 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 17:40:14,423 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 17:40:14,425 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 17:40:14,430 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 17:40:14,432 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 17:40:14,438 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 17:40:14,439 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 17:40:14,440 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 17:40:14,440 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 17:40:14,443 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 17:40:14,444 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 17:40:14,446 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 17:40:14,446 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 17:40:14,447 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 17:40:14,448 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 17:40:14,450 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 17:40:14,451 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 17:40:14,452 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 17:40:14,453 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 17:40:14,453 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 17:40:14,456 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 17:40:14,460 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 17:40:14,460 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 17:40:14,461 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 17:40:14,462 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 17:40:14,463 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 17:40:14,463 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 17:40:14,463 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 17:40:14,464 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 17:40:14,465 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 17:40:14,466 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 17:40:14,467 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 17:40:14,467 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 17:40:14,468 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 17:40:14,468 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 17:40:14,469 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 17:40:14,470 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 17:40:14,471 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-14 17:40:14,499 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 17:40:14,500 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 17:40:14,501 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 17:40:14,501 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 17:40:14,502 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-14 17:40:14,502 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-14 17:40:14,503 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 17:40:14,503 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 17:40:14,503 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 17:40:14,504 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 17:40:14,504 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 17:40:14,504 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-14 17:40:14,505 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-14 17:40:14,505 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-14 17:40:14,505 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-14 17:40:14,505 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-14 17:40:14,505 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-14 17:40:14,505 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-14 17:40:14,506 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 17:40:14,506 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-14 17:40:14,506 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 17:40:14,506 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 17:40:14,506 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-14 17:40:14,507 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 17:40:14,512 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 17:40:14,513 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-14 17:40:14,513 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-14 17:40:14,513 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-14 17:40:14,513 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-14 17:40:14,513 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-14 17:40:14,514 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-14 17:40:14,514 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-14 17:40:14,514 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 17:40:14,514 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-14 17:40:14,515 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0b76be36f18ad21ad9f8bdc1086d9a5532c87a2c14457e790c7f2f104cdb0ee5 [2021-12-14 17:40:14,792 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 17:40:14,821 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 17:40:14,823 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 17:40:14,824 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 17:40:14,825 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 17:40:14,826 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--net--wireless--mwl8k.ko-ldv_main0.cil.out.i [2021-12-14 17:40:14,881 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ddc2491e/38222d574a7146a7b516c460295e6e5b/FLAG8596e57d5 [2021-12-14 17:40:15,644 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 17:40:15,645 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--net--wireless--mwl8k.ko-ldv_main0.cil.out.i [2021-12-14 17:40:15,731 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ddc2491e/38222d574a7146a7b516c460295e6e5b/FLAG8596e57d5 [2021-12-14 17:40:15,899 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ddc2491e/38222d574a7146a7b516c460295e6e5b [2021-12-14 17:40:15,902 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 17:40:15,903 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 17:40:15,904 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 17:40:15,904 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 17:40:15,907 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 17:40:15,908 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:40:15" (1/1) ... [2021-12-14 17:40:15,909 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d06daa5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:40:15, skipping insertion in model container [2021-12-14 17:40:15,909 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:40:15" (1/1) ... [2021-12-14 17:40:15,915 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 17:40:16,086 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 17:40:19,126 WARN L230 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-consumption/linux-3.8-rc1-32_7a-drivers--net--wireless--mwl8k.ko-ldv_main0.cil.out.i[385601,385614] [2021-12-14 17:40:19,267 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 17:40:19,312 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-14 17:40:19,385 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 17:40:19,761 WARN L230 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-consumption/linux-3.8-rc1-32_7a-drivers--net--wireless--mwl8k.ko-ldv_main0.cil.out.i[385601,385614] [2021-12-14 17:40:19,773 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 17:40:19,808 INFO L203 MainTranslator]: Completed pre-run [2021-12-14 17:40:20,170 WARN L230 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-consumption/linux-3.8-rc1-32_7a-drivers--net--wireless--mwl8k.ko-ldv_main0.cil.out.i[385601,385614] [2021-12-14 17:40:20,184 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 17:40:20,292 INFO L208 MainTranslator]: Completed translation [2021-12-14 17:40:20,292 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:40:20 WrapperNode [2021-12-14 17:40:20,292 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 17:40:20,294 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-14 17:40:20,294 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-14 17:40:20,294 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-14 17:40:20,299 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:40:20" (1/1) ... [2021-12-14 17:40:20,427 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:40:20" (1/1) ... [2021-12-14 17:40:20,673 INFO L137 Inliner]: procedures = 414, calls = 3514, calls flagged for inlining = 185, calls inlined = 158, statements flattened = 6947 [2021-12-14 17:40:20,674 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-14 17:40:20,675 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-14 17:40:20,675 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-14 17:40:20,675 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-14 17:40:20,682 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:40:20" (1/1) ... [2021-12-14 17:40:20,683 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:40:20" (1/1) ... [2021-12-14 17:40:20,788 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:40:20" (1/1) ... [2021-12-14 17:40:20,788 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:40:20" (1/1) ... [2021-12-14 17:40:21,004 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:40:20" (1/1) ... [2021-12-14 17:40:21,038 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:40:20" (1/1) ... [2021-12-14 17:40:21,081 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:40:20" (1/1) ... [2021-12-14 17:40:21,134 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-14 17:40:21,135 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-14 17:40:21,136 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-14 17:40:21,136 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-14 17:40:21,137 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:40:20" (1/1) ... [2021-12-14 17:40:21,143 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 17:40:21,152 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 17:40:21,169 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) [2021-12-14 17:40:21,181 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 [2021-12-14 17:40:21,210 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_radio_disable [2021-12-14 17:40:21,211 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_radio_disable [2021-12-14 17:40:21,211 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_key [2021-12-14 17:40:21,211 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_key [2021-12-14 17:40:21,211 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_use_fixed_rate_ap [2021-12-14 17:40:21,211 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_use_fixed_rate_ap [2021-12-14 17:40:21,212 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-12-14 17:40:21,212 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-12-14 17:40:21,212 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-12-14 17:40:21,212 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-12-14 17:40:21,212 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-14 17:40:21,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-14 17:40:21,213 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-14 17:40:21,213 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-14 17:40:21,213 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2021-12-14 17:40:21,213 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2021-12-14 17:40:21,213 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-14 17:40:21,213 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-14 17:40:21,213 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2021-12-14 17:40:21,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2021-12-14 17:40:21,214 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2021-12-14 17:40:21,214 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2021-12-14 17:40:21,214 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_feed_fw_image [2021-12-14 17:40:21,214 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_feed_fw_image [2021-12-14 17:40:21,214 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_release_firmware [2021-12-14 17:40:21,215 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_release_firmware [2021-12-14 17:40:21,215 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-14 17:40:21,215 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2021-12-14 17:40:21,215 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2021-12-14 17:40:21,215 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_radio_enable [2021-12-14 17:40:21,216 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_radio_enable [2021-12-14 17:40:21,216 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_mgmt [2021-12-14 17:40:21,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_mgmt [2021-12-14 17:40:21,216 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_ap_process [2021-12-14 17:40:21,217 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_ap_process [2021-12-14 17:40:21,217 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_fw_unlock [2021-12-14 17:40:21,217 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_fw_unlock [2021-12-14 17:40:21,217 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-12-14 17:40:21,217 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-12-14 17:40:21,218 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-14 17:40:21,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-12-14 17:40:21,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-14 17:40:21,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-14 17:40:21,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-12-14 17:40:21,218 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2021-12-14 17:40:21,219 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2021-12-14 17:40:21,219 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-14 17:40:21,219 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-14 17:40:21,219 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_ht_caps [2021-12-14 17:40:21,220 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_ht_caps [2021-12-14 17:40:21,221 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_start [2021-12-14 17:40:21,221 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_start [2021-12-14 17:40:21,221 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_request_fw [2021-12-14 17:40:21,221 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_request_fw [2021-12-14 17:40:21,222 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-14 17:40:21,222 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-14 17:40:21,222 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-12-14 17:40:21,222 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-12-14 17:40:21,222 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-14 17:40:21,222 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-14 17:40:21,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_fw_mutex_of_mwl8k_priv [2021-12-14 17:40:21,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_fw_mutex_of_mwl8k_priv [2021-12-14 17:40:21,223 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_load_firmware [2021-12-14 17:40:21,223 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_load_firmware [2021-12-14 17:40:21,223 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-14 17:40:21,223 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-14 17:40:21,223 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_probe_hw [2021-12-14 17:40:21,224 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_probe_hw [2021-12-14 17:40:21,224 INFO L130 BoogieDeclarations]: Found specification of procedure SET_IEEE80211_PERM_ADDR [2021-12-14 17:40:21,224 INFO L138 BoogieDeclarations]: Found implementation of procedure SET_IEEE80211_PERM_ADDR [2021-12-14 17:40:21,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-14 17:40:21,225 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-14 17:40:21,225 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_name [2021-12-14 17:40:21,225 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_name [2021-12-14 17:40:21,225 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2021-12-14 17:40:21,225 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2021-12-14 17:40:21,225 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-12-14 17:40:21,226 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-12-14 17:40:21,226 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-14 17:40:21,226 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-14 17:40:21,226 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_ap_refill [2021-12-14 17:40:21,226 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_ap_refill [2021-12-14 17:40:21,227 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2021-12-14 17:40:21,227 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2021-12-14 17:40:21,227 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_caps [2021-12-14 17:40:21,227 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_caps [2021-12-14 17:40:21,227 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2021-12-14 17:40:21,227 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2021-12-14 17:40:21,228 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_wmm_mode [2021-12-14 17:40:21,228 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_wmm_mode [2021-12-14 17:40:21,228 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-14 17:40:21,229 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2021-12-14 17:40:21,229 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2021-12-14 17:40:21,230 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-14 17:40:21,230 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_free_hw [2021-12-14 17:40:21,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_free_hw [2021-12-14 17:40:21,230 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-14 17:40:21,230 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-14 17:40:21,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-14 17:40:21,231 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-14 17:40:21,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-12-14 17:40:21,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-12-14 17:40:21,231 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_add_stream [2021-12-14 17:40:21,231 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_add_stream [2021-12-14 17:40:21,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-12-14 17:40:21,232 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_sta_init [2021-12-14 17:40:21,232 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_sta_init [2021-12-14 17:40:21,232 INFO L130 BoogieDeclarations]: Found specification of procedure _cond_resched [2021-12-14 17:40:21,232 INFO L138 BoogieDeclarations]: Found implementation of procedure _cond_resched [2021-12-14 17:40:21,232 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2021-12-14 17:40:21,233 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2021-12-14 17:40:21,233 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_radio_control [2021-12-14 17:40:21,235 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_radio_control [2021-12-14 17:40:21,235 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-14 17:40:21,236 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-14 17:40:21,236 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_queue_work [2021-12-14 17:40:21,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_queue_work [2021-12-14 17:40:21,238 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_post_pervif_cmd [2021-12-14 17:40:21,238 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_post_pervif_cmd [2021-12-14 17:40:21,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-12-14 17:40:21,238 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-14 17:40:21,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-14 17:40:21,243 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_wake_queues [2021-12-14 17:40:21,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_wake_queues [2021-12-14 17:40:21,243 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-12-14 17:40:21,244 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-12-14 17:40:21,244 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-12-14 17:40:21,244 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-14 17:40:21,244 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-14 17:40:21,244 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_hw_reset [2021-12-14 17:40:21,244 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_hw_reset [2021-12-14 17:40:21,244 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-12-14 17:40:21,245 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_bss_start [2021-12-14 17:40:21,245 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_bss_start [2021-12-14 17:40:21,245 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-14 17:40:21,245 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-14 17:40:21,245 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-12-14 17:40:21,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-14 17:40:21,245 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_get_chandef_type [2021-12-14 17:40:21,245 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_get_chandef_type [2021-12-14 17:40:21,246 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_enable_bsses [2021-12-14 17:40:21,246 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_enable_bsses [2021-12-14 17:40:21,246 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2021-12-14 17:40:21,246 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2021-12-14 17:40:21,246 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-14 17:40:21,246 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-14 17:40:21,246 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2021-12-14 17:40:21,247 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2021-12-14 17:40:21,247 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_conf_tx [2021-12-14 17:40:21,247 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_conf_tx [2021-12-14 17:40:21,247 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_pre_scan [2021-12-14 17:40:21,247 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_pre_scan [2021-12-14 17:40:21,247 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_data [2021-12-14 17:40:21,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_data [2021-12-14 17:40:21,247 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_post_scan [2021-12-14 17:40:21,248 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_post_scan [2021-12-14 17:40:21,248 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_load_fw_image [2021-12-14 17:40:21,248 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_load_fw_image [2021-12-14 17:40:21,248 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_init_txqs [2021-12-14 17:40:21,248 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_init_txqs [2021-12-14 17:40:21,248 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_remove_vif [2021-12-14 17:40:21,248 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_remove_vif [2021-12-14 17:40:21,249 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-14 17:40:21,249 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-14 17:40:21,249 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_data_qos [2021-12-14 17:40:21,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_data_qos [2021-12-14 17:40:21,249 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight32 [2021-12-14 17:40:21,249 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight32 [2021-12-14 17:40:21,249 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-14 17:40:21,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-14 17:40:21,250 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-12-14 17:40:21,250 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-12-14 17:40:21,250 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_hdrlen [2021-12-14 17:40:21,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_hdrlen [2021-12-14 17:40:21,250 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_init_firmware [2021-12-14 17:40:21,250 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_init_firmware [2021-12-14 17:40:21,251 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-12-14 17:40:21,251 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-12-14 17:40:21,251 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_enable_sniffer [2021-12-14 17:40:21,251 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_enable_sniffer [2021-12-14 17:40:21,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-14 17:40:21,251 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-14 17:40:21,251 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2021-12-14 17:40:21,252 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2021-12-14 17:40:21,252 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2021-12-14 17:40:21,252 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2021-12-14 17:40:21,252 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2021-12-14 17:40:21,252 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2021-12-14 17:40:21,252 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_rf_antenna [2021-12-14 17:40:21,252 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_rf_antenna [2021-12-14 17:40:21,252 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-12-14 17:40:21,253 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-12-14 17:40:21,253 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_reload_firmware [2021-12-14 17:40:21,253 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_reload_firmware [2021-12-14 17:40:21,253 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-12-14 17:40:21,253 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-12-14 17:40:21,253 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-12-14 17:40:21,253 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-12-14 17:40:21,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-14 17:40:21,254 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_channel_to_frequency [2021-12-14 17:40:21,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_channel_to_frequency [2021-12-14 17:40:21,254 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-14 17:40:21,254 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_add_dma_header [2021-12-14 17:40:21,254 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_add_dma_header [2021-12-14 17:40:21,254 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_remove_stream [2021-12-14 17:40:21,255 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_remove_stream [2021-12-14 17:40:21,255 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_txq_reclaim [2021-12-14 17:40:21,255 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_txq_reclaim [2021-12-14 17:40:21,255 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_set_radio_preamble [2021-12-14 17:40:21,255 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_set_radio_preamble [2021-12-14 17:40:21,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-12-14 17:40:21,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-12-14 17:40:21,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-12-14 17:40:21,256 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_config [2021-12-14 17:40:21,256 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_config [2021-12-14 17:40:21,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-14 17:40:21,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-14 17:40:21,256 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2021-12-14 17:40:21,256 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2021-12-14 17:40:21,256 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-14 17:40:21,257 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-14 17:40:21,257 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2021-12-14 17:40:21,257 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2021-12-14 17:40:21,257 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_txq_deinit [2021-12-14 17:40:21,257 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_txq_deinit [2021-12-14 17:40:21,257 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2021-12-14 17:40:21,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2021-12-14 17:40:21,258 INFO L130 BoogieDeclarations]: Found specification of procedure rxq_refill [2021-12-14 17:40:21,258 INFO L138 BoogieDeclarations]: Found implementation of procedure rxq_refill [2021-12-14 17:40:21,258 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_sta_process [2021-12-14 17:40:21,258 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_sta_process [2021-12-14 17:40:21,258 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_fw_lock [2021-12-14 17:40:21,258 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_fw_lock [2021-12-14 17:40:21,258 INFO L130 BoogieDeclarations]: Found specification of procedure __mwl8k_cmd_mac_multicast_adr [2021-12-14 17:40:21,258 INFO L138 BoogieDeclarations]: Found implementation of procedure __mwl8k_cmd_mac_multicast_adr [2021-12-14 17:40:21,259 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_ap_init [2021-12-14 17:40:21,259 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_ap_init [2021-12-14 17:40:21,259 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-14 17:40:21,260 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-14 17:40:21,263 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_destroy_ba [2021-12-14 17:40:21,263 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_destroy_ba [2021-12-14 17:40:21,263 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_disable [2021-12-14 17:40:21,263 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_disable [2021-12-14 17:40:21,263 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2021-12-14 17:40:21,263 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2021-12-14 17:40:21,263 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_tx_start [2021-12-14 17:40:21,264 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_tx_start [2021-12-14 17:40:21,264 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_remove_dma_header [2021-12-14 17:40:21,265 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_remove_dma_header [2021-12-14 17:40:21,265 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_stop [2021-12-14 17:40:21,265 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_stop [2021-12-14 17:40:21,265 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_update_mac_addr [2021-12-14 17:40:21,265 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_update_mac_addr [2021-12-14 17:40:21,265 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-14 17:40:21,266 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-14 17:40:21,266 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2021-12-14 17:40:21,266 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2021-12-14 17:40:21,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-12-14 17:40:21,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-12-14 17:40:21,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-12-14 17:40:21,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-12-14 17:40:21,267 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-14 17:40:21,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-14 17:40:21,267 INFO L130 BoogieDeclarations]: Found specification of procedure __ilog2_u32 [2021-12-14 17:40:21,267 INFO L138 BoogieDeclarations]: Found implementation of procedure __ilog2_u32 [2021-12-14 17:40:21,267 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_stop_queues [2021-12-14 17:40:21,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_stop_queues [2021-12-14 17:40:21,267 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_cpu_idle [2021-12-14 17:40:21,267 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_cpu_idle [2021-12-14 17:40:21,268 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_encryption_set_cmd_info [2021-12-14 17:40:21,268 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_encryption_set_cmd_info [2021-12-14 17:40:21,268 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-12-14 17:40:21,268 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-12-14 17:40:21,268 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-12-14 17:40:21,268 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-12-14 17:40:21,268 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_mac_addr [2021-12-14 17:40:21,269 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_mac_addr [2021-12-14 17:40:21,269 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2021-12-14 17:40:21,269 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2021-12-14 17:40:21,269 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2021-12-14 17:40:21,269 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2021-12-14 17:40:21,269 INFO L130 BoogieDeclarations]: Found specification of procedure legacy_rate_mask_to_array [2021-12-14 17:40:21,269 INFO L138 BoogieDeclarations]: Found implementation of procedure legacy_rate_mask_to_array [2021-12-14 17:40:21,269 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxd_sta_refill [2021-12-14 17:40:21,270 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxd_sta_refill [2021-12-14 17:40:21,270 INFO L130 BoogieDeclarations]: Found specification of procedure ffs [2021-12-14 17:40:21,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ffs [2021-12-14 17:40:21,270 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2021-12-14 17:40:21,270 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2021-12-14 17:40:21,270 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-12-14 17:40:21,270 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-12-14 17:40:21,270 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_release_fw [2021-12-14 17:40:21,271 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_release_fw [2021-12-14 17:40:21,271 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_rxq_deinit [2021-12-14 17:40:21,271 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_rxq_deinit [2021-12-14 17:40:21,271 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-14 17:40:21,271 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-14 17:40:21,271 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_send_fw_load_cmd [2021-12-14 17:40:21,271 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_send_fw_load_cmd [2021-12-14 17:40:21,272 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2021-12-14 17:40:21,272 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2021-12-14 17:40:21,272 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_cmd_set_new_stn_del [2021-12-14 17:40:21,272 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_cmd_set_new_stn_del [2021-12-14 17:40:21,272 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_post_cmd [2021-12-14 17:40:21,272 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_post_cmd [2021-12-14 17:40:21,272 INFO L130 BoogieDeclarations]: Found specification of procedure mwl8k_lookup_stream [2021-12-14 17:40:21,272 INFO L138 BoogieDeclarations]: Found implementation of procedure mwl8k_lookup_stream [2021-12-14 17:40:21,273 INFO L130 BoogieDeclarations]: Found specification of procedure IEEE80211_SKB_CB [2021-12-14 17:40:21,273 INFO L138 BoogieDeclarations]: Found implementation of procedure IEEE80211_SKB_CB [2021-12-14 17:40:21,273 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_enable [2021-12-14 17:40:21,273 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_enable [2021-12-14 17:40:22,317 INFO L236 CfgBuilder]: Building ICFG [2021-12-14 17:40:22,320 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation