/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml --sifa.abstract.domain EqDomain -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--isdn--mISDN--l1oip.ko-main.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.fs.sifa-quantifier-058fc93 [2023-03-23 04:23:16,429 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-03-23 04:23:16,431 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-03-23 04:23:16,447 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-03-23 04:23:16,448 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-03-23 04:23:16,448 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-03-23 04:23:16,449 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-03-23 04:23:16,450 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-03-23 04:23:16,451 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-03-23 04:23:16,452 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-03-23 04:23:16,452 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-03-23 04:23:16,453 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-03-23 04:23:16,453 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-03-23 04:23:16,454 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-03-23 04:23:16,454 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-03-23 04:23:16,455 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-03-23 04:23:16,456 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-03-23 04:23:16,456 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-03-23 04:23:16,457 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-03-23 04:23:16,458 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-03-23 04:23:16,459 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-03-23 04:23:16,464 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-03-23 04:23:16,467 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-03-23 04:23:16,468 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-03-23 04:23:16,473 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-03-23 04:23:16,474 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-03-23 04:23:16,474 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-03-23 04:23:16,474 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-03-23 04:23:16,474 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-03-23 04:23:16,475 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-03-23 04:23:16,475 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-03-23 04:23:16,476 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-03-23 04:23:16,476 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-03-23 04:23:16,477 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-03-23 04:23:16,477 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-03-23 04:23:16,477 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-03-23 04:23:16,478 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-03-23 04:23:16,478 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-03-23 04:23:16,478 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-03-23 04:23:16,479 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-03-23 04:23:16,479 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-03-23 04:23:16,484 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2023-03-23 04:23:16,510 INFO L113 SettingsManager]: Loading preferences was successful [2023-03-23 04:23:16,510 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-03-23 04:23:16,510 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-03-23 04:23:16,510 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-03-23 04:23:16,511 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-03-23 04:23:16,511 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-03-23 04:23:16,511 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-03-23 04:23:16,511 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-03-23 04:23:16,512 INFO L138 SettingsManager]: * Use SBE=true [2023-03-23 04:23:16,512 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-03-23 04:23:16,512 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-03-23 04:23:16,512 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-03-23 04:23:16,512 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-03-23 04:23:16,512 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-03-23 04:23:16,513 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-03-23 04:23:16,513 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-03-23 04:23:16,513 INFO L138 SettingsManager]: * Use constant arrays=true [2023-03-23 04:23:16,513 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-03-23 04:23:16,513 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-03-23 04:23:16,513 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-03-23 04:23:16,513 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-03-23 04:23:16,513 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-23 04:23:16,513 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-03-23 04:23:16,514 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-03-23 04:23:16,514 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-03-23 04:23:16,514 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-03-23 04:23:16,514 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-03-23 04:23:16,514 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-03-23 04:23:16,514 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-03-23 04:23:16,515 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-03-23 04:23:16,515 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-03-23 04:23:16,515 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-03-23 04:23:16,515 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> EqDomain [2023-03-23 04:23:16,736 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-03-23 04:23:16,753 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-03-23 04:23:16,755 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-03-23 04:23:16,756 INFO L271 PluginConnector]: Initializing CDTParser... [2023-03-23 04:23:16,756 INFO L275 PluginConnector]: CDTParser initialized [2023-03-23 04:23:16,758 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--isdn--mISDN--l1oip.ko-main.cil.out.i [2023-03-23 04:23:17,817 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-03-23 04:23:18,194 INFO L351 CDTParser]: Found 1 translation units. [2023-03-23 04:23:18,194 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--isdn--mISDN--l1oip.ko-main.cil.out.i [2023-03-23 04:23:18,224 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76db6ddd0/a71b118f18f240919563f6626d97fba4/FLAGd7a77ed56 [2023-03-23 04:23:18,236 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76db6ddd0/a71b118f18f240919563f6626d97fba4 [2023-03-23 04:23:18,238 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-03-23 04:23:18,239 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-03-23 04:23:18,241 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-03-23 04:23:18,242 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-03-23 04:23:18,244 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-03-23 04:23:18,245 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.03 04:23:18" (1/1) ... [2023-03-23 04:23:18,245 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b0cdc2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 04:23:18, skipping insertion in model container [2023-03-23 04:23:18,245 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.03 04:23:18" (1/1) ... [2023-03-23 04:23:18,250 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-03-23 04:23:18,343 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-03-23 04:23:19,210 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--isdn--mISDN--l1oip.ko-main.cil.out.i[220631,220644] [2023-03-23 04:23:19,266 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-23 04:23:19,316 INFO L203 MainTranslator]: Completed pre-run [2023-03-23 04:23:19,532 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--isdn--mISDN--l1oip.ko-main.cil.out.i[220631,220644] [2023-03-23 04:23:19,553 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-23 04:23:19,604 WARN L667 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-03-23 04:23:19,605 WARN L667 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-03-23 04:23:19,610 INFO L208 MainTranslator]: Completed translation [2023-03-23 04:23:19,610 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 04:23:19 WrapperNode [2023-03-23 04:23:19,610 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-03-23 04:23:19,611 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-03-23 04:23:19,612 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-03-23 04:23:19,612 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-03-23 04:23:19,620 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 04:23:19" (1/1) ... [2023-03-23 04:23:19,621 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 04:23:19" (1/1) ... [2023-03-23 04:23:19,682 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 04:23:19" (1/1) ... [2023-03-23 04:23:19,682 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 04:23:19" (1/1) ... [2023-03-23 04:23:19,763 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 04:23:19" (1/1) ... [2023-03-23 04:23:19,775 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 04:23:19" (1/1) ... [2023-03-23 04:23:19,802 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 04:23:19" (1/1) ... [2023-03-23 04:23:19,824 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 04:23:19" (1/1) ... [2023-03-23 04:23:19,847 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-03-23 04:23:19,848 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-03-23 04:23:19,848 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-03-23 04:23:19,848 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-03-23 04:23:19,849 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 04:23:19" (1/1) ... [2023-03-23 04:23:19,853 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-23 04:23:19,860 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-23 04:23:19,871 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-03-23 04:23:19,878 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-03-23 04:23:19,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-03-23 04:23:19,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-03-23 04:23:19,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-03-23 04:23:19,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2023-03-23 04:23:19,910 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-03-23 04:23:19,910 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-03-23 04:23:19,910 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2023-03-23 04:23:19,910 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-03-23 04:23:19,910 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2023-03-23 04:23:19,910 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_swab32 [2023-03-23 04:23:19,910 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2023-03-23 04:23:19,910 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2023-03-23 04:23:19,910 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-03-23 04:23:19,910 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2023-03-23 04:23:19,910 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2023-03-23 04:23:19,910 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2023-03-23 04:23:19,911 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-03-23 04:23:19,911 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-03-23 04:23:19,911 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2023-03-23 04:23:19,911 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-03-23 04:23:19,911 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-03-23 04:23:19,911 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-03-23 04:23:19,911 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2023-03-23 04:23:19,911 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_pending [2023-03-23 04:23:19,911 INFO L138 BoogieDeclarations]: Found implementation of procedure test_channelmap [2023-03-23 04:23:19,911 INFO L138 BoogieDeclarations]: Found implementation of procedure set_channelmap [2023-03-23 04:23:19,911 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-03-23 04:23:19,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-03-23 04:23:19,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-03-23 04:23:19,912 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2023-03-23 04:23:19,912 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-03-23 04:23:19,912 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-03-23 04:23:19,912 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2023-03-23 04:23:19,912 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2023-03-23 04:23:19,912 INFO L138 BoogieDeclarations]: Found implementation of procedure test_tsk_thread_flag [2023-03-23 04:23:19,912 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2023-03-23 04:23:19,912 INFO L138 BoogieDeclarations]: Found implementation of procedure mI_alloc_skb [2023-03-23 04:23:19,912 INFO L138 BoogieDeclarations]: Found implementation of procedure _alloc_mISDN_skb [2023-03-23 04:23:19,912 INFO L138 BoogieDeclarations]: Found implementation of procedure _queue_data [2023-03-23 04:23:19,912 INFO L138 BoogieDeclarations]: Found implementation of procedure l1oip_socket_send [2023-03-23 04:23:19,912 INFO L138 BoogieDeclarations]: Found implementation of procedure l1oip_socket_recv [2023-03-23 04:23:19,912 INFO L138 BoogieDeclarations]: Found implementation of procedure l1oip_socket_parse [2023-03-23 04:23:19,912 INFO L138 BoogieDeclarations]: Found implementation of procedure l1oip_socket_thread [2023-03-23 04:23:19,913 INFO L138 BoogieDeclarations]: Found implementation of procedure l1oip_socket_close [2023-03-23 04:23:19,913 INFO L138 BoogieDeclarations]: Found implementation of procedure l1oip_socket_open [2023-03-23 04:23:19,913 INFO L138 BoogieDeclarations]: Found implementation of procedure l1oip_send_bh [2023-03-23 04:23:19,913 INFO L138 BoogieDeclarations]: Found implementation of procedure l1oip_keepalive [2023-03-23 04:23:19,913 INFO L138 BoogieDeclarations]: Found implementation of procedure l1oip_timeout [2023-03-23 04:23:19,913 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_dmsg [2023-03-23 04:23:19,913 INFO L138 BoogieDeclarations]: Found implementation of procedure channel_dctrl [2023-03-23 04:23:19,913 INFO L138 BoogieDeclarations]: Found implementation of procedure open_dchannel [2023-03-23 04:23:19,913 INFO L138 BoogieDeclarations]: Found implementation of procedure open_bchannel [2023-03-23 04:23:19,913 INFO L138 BoogieDeclarations]: Found implementation of procedure l1oip_dctrl [2023-03-23 04:23:19,913 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_bmsg [2023-03-23 04:23:19,913 INFO L138 BoogieDeclarations]: Found implementation of procedure channel_bctrl [2023-03-23 04:23:19,913 INFO L138 BoogieDeclarations]: Found implementation of procedure l1oip_bctrl [2023-03-23 04:23:19,913 INFO L138 BoogieDeclarations]: Found implementation of procedure release_card [2023-03-23 04:23:19,913 INFO L138 BoogieDeclarations]: Found implementation of procedure l1oip_cleanup [2023-03-23 04:23:19,913 INFO L138 BoogieDeclarations]: Found implementation of procedure init_card [2023-03-23 04:23:19,914 INFO L138 BoogieDeclarations]: Found implementation of procedure l1oip_init [2023-03-23 04:23:19,914 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-03-23 04:23:19,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_1 [2023-03-23 04:23:19,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_2 [2023-03-23 04:23:19,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_3 [2023-03-23 04:23:19,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_4 [2023-03-23 04:23:19,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_5 [2023-03-23 04:23:19,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_6 [2023-03-23 04:23:19,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_7 [2023-03-23 04:23:19,914 INFO L138 BoogieDeclarations]: Found implementation of procedure l1oip_law_to_4bit [2023-03-23 04:23:19,914 INFO L138 BoogieDeclarations]: Found implementation of procedure l1oip_4bit_to_law [2023-03-23 04:23:19,914 INFO L138 BoogieDeclarations]: Found implementation of procedure l1oip_alaw_to_ulaw [2023-03-23 04:23:19,914 INFO L138 BoogieDeclarations]: Found implementation of procedure l1oip_ulaw_to_alaw [2023-03-23 04:23:19,914 INFO L138 BoogieDeclarations]: Found implementation of procedure l1oip_4bit_free [2023-03-23 04:23:19,914 INFO L138 BoogieDeclarations]: Found implementation of procedure l1oip_4bit_alloc [2023-03-23 04:23:19,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_15 [2023-03-23 04:23:19,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_16 [2023-03-23 04:23:19,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_17 [2023-03-23 04:23:19,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_18 [2023-03-23 04:23:19,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_19 [2023-03-23 04:23:19,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_20 [2023-03-23 04:23:19,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_21 [2023-03-23 04:23:19,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-03-23 04:23:19,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-03-23 04:23:19,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2023-03-23 04:23:19,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2023-03-23 04:23:19,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2023-03-23 04:23:19,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2023-03-23 04:23:19,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2023-03-23 04:23:19,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2023-03-23 04:23:19,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2023-03-23 04:23:19,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2023-03-23 04:23:19,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2023-03-23 04:23:19,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2023-03-23 04:23:19,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2023-03-23 04:23:19,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2023-03-23 04:23:19,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2023-03-23 04:23:19,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2023-03-23 04:23:19,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2023-03-23 04:23:19,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2023-03-23 04:23:19,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2023-03-23 04:23:19,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2023-03-23 04:23:19,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2023-03-23 04:23:19,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2023-03-23 04:23:19,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2023-03-23 04:23:19,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2023-03-23 04:23:19,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2023-03-23 04:23:19,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-03-23 04:23:19,917 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_skb [2023-03-23 04:23:19,917 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2023-03-23 04:23:19,917 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2023-03-23 04:23:19,917 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2023-03-23 04:23:19,917 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-03-23 04:23:19,917 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2023-03-23 04:23:19,917 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2023-03-23 04:23:19,917 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2023-03-23 04:23:19,918 INFO L138 BoogieDeclarations]: Found implementation of procedure allow_signal [2023-03-23 04:23:19,918 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2023-03-23 04:23:19,918 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2023-03-23 04:23:19,918 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-03-23 04:23:19,918 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2023-03-23 04:23:19,918 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2023-03-23 04:23:19,918 INFO L138 BoogieDeclarations]: Found implementation of procedure kernel_recvmsg [2023-03-23 04:23:19,918 INFO L138 BoogieDeclarations]: Found implementation of procedure kernel_sendmsg [2023-03-23 04:23:19,918 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_create_on_node [2023-03-23 04:23:19,918 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-03-23 04:23:19,918 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2023-03-23 04:23:19,918 INFO L138 BoogieDeclarations]: Found implementation of procedure mISDN_freebchannel [2023-03-23 04:23:19,918 INFO L138 BoogieDeclarations]: Found implementation of procedure mISDN_freedchannel [2023-03-23 04:23:19,918 INFO L138 BoogieDeclarations]: Found implementation of procedure mISDN_initbchannel [2023-03-23 04:23:19,918 INFO L138 BoogieDeclarations]: Found implementation of procedure mISDN_initdchannel [2023-03-23 04:23:19,919 INFO L138 BoogieDeclarations]: Found implementation of procedure mISDN_register_device [2023-03-23 04:23:19,919 INFO L138 BoogieDeclarations]: Found implementation of procedure mISDN_unregister_device [2023-03-23 04:23:19,919 INFO L138 BoogieDeclarations]: Found implementation of procedure memchr_inv [2023-03-23 04:23:19,919 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2023-03-23 04:23:19,919 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2023-03-23 04:23:19,919 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2023-03-23 04:23:19,919 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-03-23 04:23:19,919 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-03-23 04:23:19,919 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_ch_frame [2023-03-23 04:23:19,919 INFO L138 BoogieDeclarations]: Found implementation of procedure recv_Dchannel [2023-03-23 04:23:19,919 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2023-03-23 04:23:19,919 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2023-03-23 04:23:19,919 INFO L138 BoogieDeclarations]: Found implementation of procedure send_sig [2023-03-23 04:23:19,919 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-03-23 04:23:19,919 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_trim [2023-03-23 04:23:19,919 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_create [2023-03-23 04:23:19,920 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_release [2023-03-23 04:23:19,920 INFO L138 BoogieDeclarations]: Found implementation of procedure try_module_get [2023-03-23 04:23:19,920 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2023-03-23 04:23:19,920 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2023-03-23 04:23:19,920 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2023-03-23 04:23:19,920 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2023-03-23 04:23:19,920 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-03-23 04:23:19,920 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-03-23 04:23:19,920 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-03-23 04:23:19,920 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-03-23 04:23:19,920 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2023-03-23 04:23:19,920 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2023-03-23 04:23:19,920 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-03-23 04:23:19,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-03-23 04:23:19,920 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-03-23 04:23:19,921 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-03-23 04:23:19,921 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2023-03-23 04:23:19,921 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-03-23 04:23:19,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-03-23 04:23:19,921 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2023-03-23 04:23:19,921 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_swab32 [2023-03-23 04:23:19,921 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2023-03-23 04:23:19,921 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2023-03-23 04:23:19,921 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-03-23 04:23:19,921 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-03-23 04:23:19,921 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-03-23 04:23:19,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-03-23 04:23:19,921 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2023-03-23 04:23:19,921 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2023-03-23 04:23:19,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-03-23 04:23:19,921 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2023-03-23 04:23:19,922 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-03-23 04:23:19,922 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-03-23 04:23:19,922 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2023-03-23 04:23:19,922 INFO L130 BoogieDeclarations]: Found specification of procedure memchr_inv [2023-03-23 04:23:19,922 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-03-23 04:23:19,922 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-03-23 04:23:19,922 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2023-03-23 04:23:19,922 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2023-03-23 04:23:19,922 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_4 [2023-03-23 04:23:19,922 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-03-23 04:23:19,922 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_2 [2023-03-23 04:23:19,922 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_5 [2023-03-23 04:23:19,922 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_7 [2023-03-23 04:23:19,922 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2023-03-23 04:23:19,922 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_1 [2023-03-23 04:23:19,922 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_3 [2023-03-23 04:23:19,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_6 [2023-03-23 04:23:19,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2023-03-23 04:23:19,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2023-03-23 04:23:19,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2023-03-23 04:23:19,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2023-03-23 04:23:19,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2023-03-23 04:23:19,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2023-03-23 04:23:19,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2023-03-23 04:23:19,923 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-03-23 04:23:19,923 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2023-03-23 04:23:19,923 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-03-23 04:23:19,923 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2023-03-23 04:23:19,923 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2023-03-23 04:23:19,923 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-03-23 04:23:19,924 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-03-23 04:23:19,924 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-03-23 04:23:19,924 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2023-03-23 04:23:19,924 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2023-03-23 04:23:19,924 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-03-23 04:23:19,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-03-23 04:23:19,924 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-03-23 04:23:19,924 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2023-03-23 04:23:19,924 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2023-03-23 04:23:19,924 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2023-03-23 04:23:19,924 INFO L130 BoogieDeclarations]: Found specification of procedure timer_pending [2023-03-23 04:23:19,924 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2023-03-23 04:23:19,926 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2023-03-23 04:23:19,926 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2023-03-23 04:23:19,926 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2023-03-23 04:23:19,926 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2023-03-23 04:23:19,926 INFO L130 BoogieDeclarations]: Found specification of procedure try_module_get [2023-03-23 04:23:19,926 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2023-03-23 04:23:19,926 INFO L130 BoogieDeclarations]: Found specification of procedure test_channelmap [2023-03-23 04:23:19,926 INFO L130 BoogieDeclarations]: Found specification of procedure set_channelmap [2023-03-23 04:23:19,926 INFO L130 BoogieDeclarations]: Found specification of procedure sock_create [2023-03-23 04:23:19,926 INFO L130 BoogieDeclarations]: Found specification of procedure sock_release [2023-03-23 04:23:19,927 INFO L130 BoogieDeclarations]: Found specification of procedure kernel_sendmsg [2023-03-23 04:23:19,927 INFO L130 BoogieDeclarations]: Found specification of procedure kernel_recvmsg [2023-03-23 04:23:19,927 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-03-23 04:23:19,927 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-03-23 04:23:19,927 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-03-23 04:23:19,927 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-03-23 04:23:19,927 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-03-23 04:23:19,927 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-03-23 04:23:19,927 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2023-03-23 04:23:19,927 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-03-23 04:23:19,927 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-03-23 04:23:19,927 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-03-23 04:23:19,927 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-03-23 04:23:19,928 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_skb [2023-03-23 04:23:19,928 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2023-03-23 04:23:19,928 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-03-23 04:23:19,928 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2023-03-23 04:23:19,928 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2023-03-23 04:23:19,928 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2023-03-23 04:23:19,928 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2023-03-23 04:23:19,929 INFO L130 BoogieDeclarations]: Found specification of procedure send_sig [2023-03-23 04:23:19,929 INFO L130 BoogieDeclarations]: Found specification of procedure allow_signal [2023-03-23 04:23:19,929 INFO L130 BoogieDeclarations]: Found specification of procedure test_tsk_thread_flag [2023-03-23 04:23:19,929 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2023-03-23 04:23:19,929 INFO L130 BoogieDeclarations]: Found specification of procedure mI_alloc_skb [2023-03-23 04:23:19,929 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2023-03-23 04:23:19,930 INFO L130 BoogieDeclarations]: Found specification of procedure _alloc_mISDN_skb [2023-03-23 04:23:19,930 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-03-23 04:23:19,932 INFO L130 BoogieDeclarations]: Found specification of procedure _queue_data [2023-03-23 04:23:19,932 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-03-23 04:23:19,938 INFO L130 BoogieDeclarations]: Found specification of procedure mISDN_register_device [2023-03-23 04:23:19,938 INFO L130 BoogieDeclarations]: Found specification of procedure mISDN_unregister_device [2023-03-23 04:23:19,938 INFO L130 BoogieDeclarations]: Found specification of procedure mISDN_initdchannel [2023-03-23 04:23:19,938 INFO L130 BoogieDeclarations]: Found specification of procedure mISDN_initbchannel [2023-03-23 04:23:19,938 INFO L130 BoogieDeclarations]: Found specification of procedure mISDN_freedchannel [2023-03-23 04:23:19,938 INFO L130 BoogieDeclarations]: Found specification of procedure mISDN_freebchannel [2023-03-23 04:23:19,939 INFO L130 BoogieDeclarations]: Found specification of procedure queue_ch_frame [2023-03-23 04:23:19,939 INFO L130 BoogieDeclarations]: Found specification of procedure recv_Dchannel [2023-03-23 04:23:19,939 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_create_on_node [2023-03-23 04:23:19,939 INFO L130 BoogieDeclarations]: Found specification of procedure l1oip_law_to_4bit [2023-03-23 04:23:19,939 INFO L130 BoogieDeclarations]: Found specification of procedure l1oip_4bit_to_law [2023-03-23 04:23:19,939 INFO L130 BoogieDeclarations]: Found specification of procedure l1oip_alaw_to_ulaw [2023-03-23 04:23:19,939 INFO L130 BoogieDeclarations]: Found specification of procedure l1oip_ulaw_to_alaw [2023-03-23 04:23:19,939 INFO L130 BoogieDeclarations]: Found specification of procedure l1oip_4bit_free [2023-03-23 04:23:19,939 INFO L130 BoogieDeclarations]: Found specification of procedure l1oip_4bit_alloc [2023-03-23 04:23:19,939 INFO L130 BoogieDeclarations]: Found specification of procedure l1oip_socket_send [2023-03-23 04:23:19,939 INFO L130 BoogieDeclarations]: Found specification of procedure l1oip_socket_recv [2023-03-23 04:23:19,939 INFO L130 BoogieDeclarations]: Found specification of procedure l1oip_socket_parse [2023-03-23 04:23:19,939 INFO L130 BoogieDeclarations]: Found specification of procedure l1oip_socket_thread [2023-03-23 04:23:19,939 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2023-03-23 04:23:19,939 INFO L130 BoogieDeclarations]: Found specification of procedure l1oip_socket_close [2023-03-23 04:23:19,939 INFO L130 BoogieDeclarations]: Found specification of procedure l1oip_socket_open [2023-03-23 04:23:19,940 INFO L130 BoogieDeclarations]: Found specification of procedure l1oip_send_bh [2023-03-23 04:23:19,940 INFO L130 BoogieDeclarations]: Found specification of procedure l1oip_keepalive [2023-03-23 04:23:19,940 INFO L130 BoogieDeclarations]: Found specification of procedure l1oip_timeout [2023-03-23 04:23:19,940 INFO L130 BoogieDeclarations]: Found specification of procedure handle_dmsg [2023-03-23 04:23:19,940 INFO L130 BoogieDeclarations]: Found specification of procedure channel_dctrl [2023-03-23 04:23:19,940 INFO L130 BoogieDeclarations]: Found specification of procedure open_dchannel [2023-03-23 04:23:19,940 INFO L130 BoogieDeclarations]: Found specification of procedure open_bchannel [2023-03-23 04:23:19,940 INFO L130 BoogieDeclarations]: Found specification of procedure l1oip_dctrl [2023-03-23 04:23:19,941 INFO L130 BoogieDeclarations]: Found specification of procedure handle_bmsg [2023-03-23 04:23:19,941 INFO L130 BoogieDeclarations]: Found specification of procedure channel_bctrl [2023-03-23 04:23:19,941 INFO L130 BoogieDeclarations]: Found specification of procedure l1oip_bctrl [2023-03-23 04:23:19,941 INFO L130 BoogieDeclarations]: Found specification of procedure release_card [2023-03-23 04:23:19,941 INFO L130 BoogieDeclarations]: Found specification of procedure l1oip_cleanup [2023-03-23 04:23:19,941 INFO L130 BoogieDeclarations]: Found specification of procedure init_card [2023-03-23 04:23:19,941 INFO L130 BoogieDeclarations]: Found specification of procedure l1oip_init [2023-03-23 04:23:19,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2023-03-23 04:23:19,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-03-23 04:23:19,941 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-03-23 04:23:19,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_18 [2023-03-23 04:23:19,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_16 [2023-03-23 04:23:19,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_19 [2023-03-23 04:23:19,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_21 [2023-03-23 04:23:19,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_15 [2023-03-23 04:23:19,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_17 [2023-03-23 04:23:19,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_20 [2023-03-23 04:23:19,941 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2023-03-23 04:23:19,942 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2023-03-23 04:23:19,942 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-03-23 04:23:19,942 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2023-03-23 04:23:19,942 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2023-03-23 04:23:19,943 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2023-03-23 04:23:19,943 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2023-03-23 04:23:19,943 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2023-03-23 04:23:19,943 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2023-03-23 04:23:19,943 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2023-03-23 04:23:19,943 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2023-03-23 04:23:19,943 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2023-03-23 04:23:19,943 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2023-03-23 04:23:19,943 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2023-03-23 04:23:19,943 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2023-03-23 04:23:19,943 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2023-03-23 04:23:19,943 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2023-03-23 04:23:19,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2023-03-23 04:23:19,944 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2023-03-23 04:23:19,944 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2023-03-23 04:23:19,944 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-03-23 04:23:19,944 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-03-23 04:23:19,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-03-23 04:23:19,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-03-23 04:23:19,944 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-03-23 04:23:19,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-03-23 04:23:19,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-03-23 04:23:19,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-03-23 04:23:19,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-03-23 04:23:20,434 INFO L236 CfgBuilder]: Building ICFG [2023-03-23 04:23:20,442 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-03-23 04:23:26,936 INFO L277 CfgBuilder]: Performing block encoding [2023-03-23 04:23:26,958 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-03-23 04:23:26,958 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-03-23 04:23:26,961 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.03 04:23:26 BoogieIcfgContainer [2023-03-23 04:23:26,961 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-03-23 04:23:26,962 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2023-03-23 04:23:26,962 INFO L271 PluginConnector]: Initializing Sifa... [2023-03-23 04:23:26,962 INFO L275 PluginConnector]: Sifa initialized [2023-03-23 04:23:26,962 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.03 04:23:26" (1/1) ... [2023-03-23 04:23:26,963 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=EqDomain ♦ Max. Parallel Octagon=2 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=NONE ♦ Max. Parallel Equality=2 ♦ SizeLimitFluid Max. DAG Size=-1 [2023-03-23 04:23:27,012 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2023-03-23 04:23:27,012 INFO L166 IcfgInterpreter]: Building call graph [2023-03-23 04:23:27,022 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-03-23 04:23:27,026 INFO L176 IcfgInterpreter]: Starting interpretation [2023-03-23 04:23:27,026 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs