/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -tc ../../../trunk/examples/toolchains/AutomizerC.xml --sifa.abstract.domain OctagonDomain -i ../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-03 03:38:22,798 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-03 03:38:22,799 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-03 03:38:22,824 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-03 03:38:22,825 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-03 03:38:22,826 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-03 03:38:22,827 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-03 03:38:22,830 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-03 03:38:22,832 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-03 03:38:22,837 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-03 03:38:22,838 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-03 03:38:22,840 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-03 03:38:22,840 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-03 03:38:22,844 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-03 03:38:22,846 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-03 03:38:22,848 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-03 03:38:22,849 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-03 03:38:22,849 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-03 03:38:22,851 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-03 03:38:22,856 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-03 03:38:22,857 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-03 03:38:22,858 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-03 03:38:22,859 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-03 03:38:22,860 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-03 03:38:22,871 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-03 03:38:22,871 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-03 03:38:22,872 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-03 03:38:22,872 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-03 03:38:22,873 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-03 03:38:22,873 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-03 03:38:22,873 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-03 03:38:22,874 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-03 03:38:22,874 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-03 03:38:22,875 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-03 03:38:22,876 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-03 03:38:22,876 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-03 03:38:22,876 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-03 03:38:22,877 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-03 03:38:22,880 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-03 03:38:22,883 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-03 03:38:22,884 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-03 03:38:22,885 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2023-04-03 03:38:22,903 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-03 03:38:22,903 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-03 03:38:22,903 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-03 03:38:22,904 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-03 03:38:22,904 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-03 03:38:22,904 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-03 03:38:22,904 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-03 03:38:22,905 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-03 03:38:22,905 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-03 03:38:22,905 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-03 03:38:22,905 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-03 03:38:22,905 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-03 03:38:22,905 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-03 03:38:22,905 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-03 03:38:22,905 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-03 03:38:22,906 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-03 03:38:22,906 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-03 03:38:22,906 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-03 03:38:22,906 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-03 03:38:22,906 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-03 03:38:22,907 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-03 03:38:22,907 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-03 03:38:22,907 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-03 03:38:22,907 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-03 03:38:22,907 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-03 03:38:22,907 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-03 03:38:22,907 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-03 03:38:22,907 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-03 03:38:22,907 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-03 03:38:22,908 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-03 03:38:22,908 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-03 03:38:22,908 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-03 03:38:22,908 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 03:38:22,908 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-03 03:38:22,908 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-03 03:38:22,908 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-03 03:38:22,909 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-03 03:38:22,909 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-03 03:38:22,909 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-03 03:38:22,909 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-03 03:38:22,909 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-03 03:38:22,909 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain [2023-04-03 03:38:23,119 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-03 03:38:23,138 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-03 03:38:23,140 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-03 03:38:23,141 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-03 03:38:23,142 INFO L275 PluginConnector]: CDTParser initialized [2023-04-03 03:38:23,143 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i [2023-04-03 03:38:24,353 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-03 03:38:24,865 INFO L351 CDTParser]: Found 1 translation units. [2023-04-03 03:38:24,866 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i [2023-04-03 03:38:24,910 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d9a48429/b4409cd0507448a3a5dbe7f2585e3d9a/FLAG9f829f052 [2023-04-03 03:38:24,927 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d9a48429/b4409cd0507448a3a5dbe7f2585e3d9a [2023-04-03 03:38:24,930 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-03 03:38:24,931 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-03 03:38:24,934 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-03 03:38:24,934 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-03 03:38:24,937 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-03 03:38:24,938 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 03:38:24" (1/1) ... [2023-04-03 03:38:24,938 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74446068 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 03:38:24, skipping insertion in model container [2023-04-03 03:38:24,939 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 03:38:24" (1/1) ... [2023-04-03 03:38:24,943 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-03 03:38:25,075 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-03 03:38:27,281 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i[288087,288100] [2023-04-03 03:38:27,328 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 03:38:27,358 INFO L203 MainTranslator]: Completed pre-run [2023-04-03 03:38:27,671 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i[288087,288100] [2023-04-03 03:38:27,682 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 03:38:28,014 WARN L667 CHandler]: The function __xchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-04-03 03:38:28,014 WARN L667 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-04-03 03:38:28,014 WARN L667 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-04-03 03:38:28,020 INFO L208 MainTranslator]: Completed translation [2023-04-03 03:38:28,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 03:38:28 WrapperNode [2023-04-03 03:38:28,021 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-03 03:38:28,022 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-03 03:38:28,022 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-03 03:38:28,022 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-03 03:38:28,032 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 03:38:28" (1/1) ... [2023-04-03 03:38:28,033 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 03:38:28" (1/1) ... [2023-04-03 03:38:28,115 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 03:38:28" (1/1) ... [2023-04-03 03:38:28,116 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 03:38:28" (1/1) ... [2023-04-03 03:38:28,242 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 03:38:28" (1/1) ... [2023-04-03 03:38:28,269 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 03:38:28" (1/1) ... [2023-04-03 03:38:28,290 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 03:38:28" (1/1) ... [2023-04-03 03:38:28,313 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 03:38:28" (1/1) ... [2023-04-03 03:38:28,344 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-03 03:38:28,345 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-03 03:38:28,347 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-03 03:38:28,347 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-03 03:38:28,347 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 03:38:28" (1/1) ... [2023-04-03 03:38:28,353 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 03:38:28,362 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 03:38:28,379 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-04-03 03:38:28,393 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-04-03 03:38:28,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-03 03:38:28,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-03 03:38:28,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2023-04-03 03:38:28,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2023-04-03 03:38:28,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2023-04-03 03:38:28,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2023-04-03 03:38:28,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-04-03 03:38:28,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~X~int~TO~int [2023-04-03 03:38:28,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2023-04-03 03:38:28,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~$Pointer$ [2023-04-03 03:38:28,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-04-03 03:38:28,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~int~X~int~TO~int [2023-04-03 03:38:28,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~int~TO~int [2023-04-03 03:38:28,422 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-03 03:38:28,422 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-04-03 03:38:28,422 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2023-04-03 03:38:28,422 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2023-04-03 03:38:28,422 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move [2023-04-03 03:38:28,423 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-04-03 03:38:28,423 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-04-03 03:38:28,423 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-04-03 03:38:28,423 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2023-04-03 03:38:28,423 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2023-04-03 03:38:28,423 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2023-04-03 03:38:28,423 INFO L138 BoogieDeclarations]: Found implementation of procedure __swab16p [2023-04-03 03:38:28,423 INFO L138 BoogieDeclarations]: Found implementation of procedure __be16_to_cpup [2023-04-03 03:38:28,423 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2023-04-03 03:38:28,423 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-04-03 03:38:28,423 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-04-03 03:38:28,423 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-04-03 03:38:28,423 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2023-04-03 03:38:28,424 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2023-04-03 03:38:28,424 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2023-04-03 03:38:28,424 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2023-04-03 03:38:28,424 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic64_read [2023-04-03 03:38:28,424 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_long_read [2023-04-03 03:38:28,424 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2023-04-03 03:38:28,424 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-04-03 03:38:28,424 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-04-03 03:38:28,425 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2023-04-03 03:38:28,425 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-04-03 03:38:28,425 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2023-04-03 03:38:28,425 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_lock [2023-04-03 03:38:28,426 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_unlock [2023-04-03 03:38:28,426 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2023-04-03 03:38:28,426 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2023-04-03 03:38:28,426 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2023-04-03 03:38:28,426 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-04-03 03:38:28,426 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-04-03 03:38:28,426 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2023-04-03 03:38:28,426 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2023-04-03 03:38:28,427 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2023-04-03 03:38:28,427 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-04-03 03:38:28,427 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2023-04-03 03:38:28,427 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_is_last [2023-04-03 03:38:28,427 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_next [2023-04-03 03:38:28,427 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_cloned [2023-04-03 03:38:28,428 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_header_cloned [2023-04-03 03:38:28,428 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_peek [2023-04-03 03:38:28,428 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2023-04-03 03:38:28,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_head_init [2023-04-03 03:38:28,428 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2023-04-03 03:38:28,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_insert [2023-04-03 03:38:28,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_before [2023-04-03 03:38:28,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_unlink [2023-04-03 03:38:28,428 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_nonlinear [2023-04-03 03:38:28,428 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2023-04-03 03:38:28,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_pull [2023-04-03 03:38:28,429 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_may_pull [2023-04-03 03:38:28,429 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2023-04-03 03:38:28,429 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tailroom [2023-04-03 03:38:28,429 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2023-04-03 03:38:28,429 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2023-04-03 03:38:28,429 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_cow [2023-04-03 03:38:28,429 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_cow_head [2023-04-03 03:38:28,430 INFO L138 BoogieDeclarations]: Found implementation of procedure register_chrdev [2023-04-03 03:38:28,430 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev [2023-04-03 03:38:28,430 INFO L138 BoogieDeclarations]: Found implementation of procedure test_tsk_thread_flag [2023-04-03 03:38:28,430 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2023-04-03 03:38:28,430 INFO L138 BoogieDeclarations]: Found implementation of procedure hold_net [2023-04-03 03:38:28,430 INFO L138 BoogieDeclarations]: Found implementation of procedure release_net [2023-04-03 03:38:28,430 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-04-03 03:38:28,431 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_net_set [2023-04-03 03:38:28,431 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-04-03 03:38:28,431 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-04-03 03:38:28,431 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2023-04-03 03:38:28,431 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-04-03 03:38:28,431 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2023-04-03 03:38:28,431 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-04-03 03:38:28,432 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_wait [2023-04-03 03:38:28,432 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_be16 [2023-04-03 03:38:28,432 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_be16 [2023-04-03 03:38:28,432 INFO L138 BoogieDeclarations]: Found implementation of procedure net_generic [2023-04-03 03:38:28,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_pernet [2023-04-03 03:38:28,432 INFO L138 BoogieDeclarations]: Found implementation of procedure proto_to_npindex [2023-04-03 03:38:28,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ethertype_to_npindex [2023-04-03 03:38:28,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_open [2023-04-03 03:38:28,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_release [2023-04-03 03:38:28,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_read [2023-04-03 03:38:28,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_write [2023-04-03 03:38:28,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_poll [2023-04-03 03:38:28,432 INFO L138 BoogieDeclarations]: Found implementation of procedure get_filter [2023-04-03 03:38:28,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ioctl [2023-04-03 03:38:28,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_unattached_ioctl [2023-04-03 03:38:28,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_init_net [2023-04-03 03:38:28,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_exit_net [2023-04-03 03:38:28,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_init [2023-04-03 03:38:28,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_start_xmit [2023-04-03 03:38:28,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_net_ioctl [2023-04-03 03:38:28,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_setup [2023-04-03 03:38:28,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_xmit_process [2023-04-03 03:38:28,433 INFO L138 BoogieDeclarations]: Found implementation of procedure pad_compress_skb [2023-04-03 03:38:28,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_send_frame [2023-04-03 03:38:28,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_push [2023-04-03 03:38:28,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_mp_explode [2023-04-03 03:38:28,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_channel_push [2023-04-03 03:38:28,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_do_recv [2023-04-03 03:38:28,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_input [2023-04-03 03:38:28,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_input_error [2023-04-03 03:38:28,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_receive_frame [2023-04-03 03:38:28,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_receive_error [2023-04-03 03:38:28,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_receive_nonmp_frame [2023-04-03 03:38:28,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_decompress_frame [2023-04-03 03:38:28,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_receive_mp_frame [2023-04-03 03:38:28,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_mp_insert [2023-04-03 03:38:28,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_mp_reconstruct [2023-04-03 03:38:28,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_register_channel [2023-04-03 03:38:28,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_register_net_channel [2023-04-03 03:38:28,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_channel_index [2023-04-03 03:38:28,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_unit_number [2023-04-03 03:38:28,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_dev_name [2023-04-03 03:38:28,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_unregister_channel [2023-04-03 03:38:28,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_output_wakeup [2023-04-03 03:38:28,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_set_compress [2023-04-03 03:38:28,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ccp_peek [2023-04-03 03:38:28,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ccp_closed [2023-04-03 03:38:28,444 INFO L138 BoogieDeclarations]: Found implementation of procedure find_comp_entry [2023-04-03 03:38:28,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_register_compressor [2023-04-03 03:38:28,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_unregister_compressor [2023-04-03 03:38:28,444 INFO L138 BoogieDeclarations]: Found implementation of procedure find_compressor [2023-04-03 03:38:28,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_get_stats [2023-04-03 03:38:28,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_create_interface [2023-04-03 03:38:28,444 INFO L138 BoogieDeclarations]: Found implementation of procedure init_ppp_file [2023-04-03 03:38:28,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_shutdown_interface [2023-04-03 03:38:28,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_destroy_interface [2023-04-03 03:38:28,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_find_unit [2023-04-03 03:38:28,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_find_channel [2023-04-03 03:38:28,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_connect_channel [2023-04-03 03:38:28,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_disconnect_channel [2023-04-03 03:38:28,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_destroy_channel [2023-04-03 03:38:28,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_cleanup [2023-04-03 03:38:28,445 INFO L138 BoogieDeclarations]: Found implementation of procedure __unit_alloc [2023-04-03 03:38:28,445 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_set [2023-04-03 03:38:28,445 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_get [2023-04-03 03:38:28,445 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_put [2023-04-03 03:38:28,445 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_find [2023-04-03 03:38:28,445 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-03 03:38:28,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2023-04-03 03:38:28,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2023-04-03 03:38:28,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2023-04-03 03:38:28,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2023-04-03 03:38:28,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2023-04-03 03:38:28,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2023-04-03 03:38:28,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-04-03 03:38:28,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_1 [2023-04-03 03:38:28,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_2 [2023-04-03 03:38:28,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_3 [2023-04-03 03:38:28,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_4 [2023-04-03 03:38:28,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_5 [2023-04-03 03:38:28,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_6 [2023-04-03 03:38:28,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_7 [2023-04-03 03:38:28,446 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-04-03 03:38:28,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-04-03 03:38:28,446 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_skb [2023-04-03 03:38:28,446 INFO L138 BoogieDeclarations]: Found implementation of procedure __class_create [2023-04-03 03:38:28,446 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_rwsem [2023-04-03 03:38:28,446 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2023-04-03 03:38:28,446 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2023-04-03 03:38:28,446 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2023-04-03 03:38:28,447 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2023-04-03 03:38:28,447 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2023-04-03 03:38:28,447 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2023-04-03 03:38:28,447 INFO L138 BoogieDeclarations]: Found implementation of procedure __pskb_pull_tail [2023-04-03 03:38:28,447 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-04-03 03:38:28,447 INFO L138 BoogieDeclarations]: Found implementation of procedure __register_chrdev [2023-04-03 03:38:28,447 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_module [2023-04-03 03:38:28,447 INFO L138 BoogieDeclarations]: Found implementation of procedure __rwlock_init [2023-04-03 03:38:28,447 INFO L138 BoogieDeclarations]: Found implementation of procedure __unregister_chrdev [2023-04-03 03:38:28,447 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2023-04-03 03:38:28,447 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2023-04-03 03:38:28,447 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2023-04-03 03:38:28,447 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_lock_bh [2023-04-03 03:38:28,447 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_unlock_bh [2023-04-03 03:38:28,447 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2023-04-03 03:38:28,447 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_bh [2023-04-03 03:38:28,448 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2023-04-03 03:38:28,448 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_bh [2023-04-03 03:38:28,448 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock_bh [2023-04-03 03:38:28,448 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock_bh [2023-04-03 03:38:28,448 INFO L138 BoogieDeclarations]: Found implementation of procedure add_wait_queue [2023-04-03 03:38:28,448 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_netdev_mqs [2023-04-03 03:38:28,448 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2023-04-03 03:38:28,448 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2023-04-03 03:38:28,448 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2023-04-03 03:38:28,448 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2023-04-03 03:38:28,448 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create [2023-04-03 03:38:28,448 INFO L138 BoogieDeclarations]: Found implementation of procedure device_destroy [2023-04-03 03:38:28,448 INFO L138 BoogieDeclarations]: Found implementation of procedure down_read [2023-04-03 03:38:28,448 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write [2023-04-03 03:38:28,448 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-04-03 03:38:28,448 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_destroy [2023-04-03 03:38:28,448 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_find [2023-04-03 03:38:28,449 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_get_new_above [2023-04-03 03:38:28,449 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_init [2023-04-03 03:38:28,449 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_pre_get [2023-04-03 03:38:28,449 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2023-04-03 03:38:28,449 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2023-04-03 03:38:28,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2023-04-03 03:38:28,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2023-04-03 03:38:28,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_int [2023-04-03 03:38:28,449 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-04-03 03:38:28,449 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_acquire [2023-04-03 03:38:28,449 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_is_held [2023-04-03 03:38:28,449 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_release [2023-04-03 03:38:28,449 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_dereference [2023-04-03 03:38:28,449 INFO L138 BoogieDeclarations]: Found implementation of procedure memdup_user [2023-04-03 03:38:28,449 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2023-04-03 03:38:28,449 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-04-03 03:38:28,449 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-04-03 03:38:28,450 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2023-04-03 03:38:28,450 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-04-03 03:38:28,450 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_printk [2023-04-03 03:38:28,450 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2023-04-03 03:38:28,450 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2023-04-03 03:38:28,450 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-04-03 03:38:28,450 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_expand_head [2023-04-03 03:38:28,450 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2023-04-03 03:38:28,450 INFO L138 BoogieDeclarations]: Found implementation of procedure register_pernet_device [2023-04-03 03:38:28,450 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_wait_queue [2023-04-03 03:38:28,450 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2023-04-03 03:38:28,450 INFO L138 BoogieDeclarations]: Found implementation of procedure sk_chk_filter [2023-04-03 03:38:28,450 INFO L138 BoogieDeclarations]: Found implementation of procedure sk_run_filter [2023-04-03 03:38:28,450 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_bits [2023-04-03 03:38:28,450 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_datagram_iovec [2023-04-03 03:38:28,450 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2023-04-03 03:38:28,451 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2023-04-03 03:38:28,454 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull_rcsum [2023-04-03 03:38:28,454 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2023-04-03 03:38:28,455 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-04-03 03:38:28,455 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head [2023-04-03 03:38:28,455 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_purge [2023-04-03 03:38:28,455 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2023-04-03 03:38:28,456 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_trim [2023-04-03 03:38:28,456 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_compress [2023-04-03 03:38:28,456 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_free [2023-04-03 03:38:28,456 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_init [2023-04-03 03:38:28,456 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_remember [2023-04-03 03:38:28,456 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_toss [2023-04-03 03:38:28,456 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_uncompress [2023-04-03 03:38:28,456 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2023-04-03 03:38:28,456 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_pernet_device [2023-04-03 03:38:28,456 INFO L138 BoogieDeclarations]: Found implementation of procedure up_read [2023-04-03 03:38:28,456 INFO L138 BoogieDeclarations]: Found implementation of procedure up_write [2023-04-03 03:38:28,457 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_fmt [2023-04-03 03:38:28,457 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-04-03 03:38:28,457 INFO L138 BoogieDeclarations]: Found implementation of procedure default_wake_function [2023-04-03 03:38:28,457 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-04-03 03:38:28,457 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-04-03 03:38:28,457 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-04-03 03:38:28,457 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-03 03:38:28,457 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-03 03:38:28,457 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2023-04-03 03:38:28,457 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2023-04-03 03:38:28,457 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-03 03:38:28,457 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-03 03:38:28,457 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-04-03 03:38:28,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-03 03:38:28,457 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2023-04-03 03:38:28,457 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2023-04-03 03:38:28,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-03 03:38:28,458 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2023-04-03 03:38:28,458 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2023-04-03 03:38:28,458 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-04-03 03:38:28,458 INFO L130 BoogieDeclarations]: Found specification of procedure list_move [2023-04-03 03:38:28,458 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-04-03 03:38:28,458 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-04-03 03:38:28,458 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-04-03 03:38:28,458 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2023-04-03 03:38:28,458 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2023-04-03 03:38:28,458 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2023-04-03 03:38:28,458 INFO L130 BoogieDeclarations]: Found specification of procedure __swab16p [2023-04-03 03:38:28,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-03 03:38:28,458 INFO L130 BoogieDeclarations]: Found specification of procedure __be16_to_cpup [2023-04-03 03:38:28,458 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-04-03 03:38:28,458 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_fmt [2023-04-03 03:38:28,458 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-04-03 03:38:28,459 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2023-04-03 03:38:28,459 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-04-03 03:38:28,459 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-04-03 03:38:28,459 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2023-04-03 03:38:28,459 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2023-04-03 03:38:28,459 INFO L130 BoogieDeclarations]: Found specification of procedure memdup_user [2023-04-03 03:38:28,459 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2023-04-03 03:38:28,459 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2023-04-03 03:38:28,459 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-04-03 03:38:28,459 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-04-03 03:38:28,459 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-04-03 03:38:28,459 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2023-04-03 03:38:28,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-03 03:38:28,459 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2023-04-03 03:38:28,459 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2023-04-03 03:38:28,459 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2023-04-03 03:38:28,459 INFO L130 BoogieDeclarations]: Found specification of procedure atomic64_read [2023-04-03 03:38:28,460 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_long_read [2023-04-03 03:38:28,460 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2023-04-03 03:38:28,460 INFO L130 BoogieDeclarations]: Found specification of procedure lock_acquire [2023-04-03 03:38:28,460 INFO L130 BoogieDeclarations]: Found specification of procedure lock_release [2023-04-03 03:38:28,460 INFO L130 BoogieDeclarations]: Found specification of procedure lock_is_held [2023-04-03 03:38:28,460 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_dereference [2023-04-03 03:38:28,460 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-04-03 03:38:28,460 INFO L130 BoogieDeclarations]: Found specification of procedure __rwlock_init [2023-04-03 03:38:28,460 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2023-04-03 03:38:28,460 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_bh [2023-04-03 03:38:28,460 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2023-04-03 03:38:28,460 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_bh [2023-04-03 03:38:28,460 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_lock_bh [2023-04-03 03:38:28,460 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock_bh [2023-04-03 03:38:28,460 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_unlock_bh [2023-04-03 03:38:28,460 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock_bh [2023-04-03 03:38:28,461 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-04-03 03:38:28,461 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-04-03 03:38:28,461 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2023-04-03 03:38:28,461 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-04-03 03:38:28,461 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2023-04-03 03:38:28,461 INFO L130 BoogieDeclarations]: Found specification of procedure default_wake_function [2023-04-03 03:38:28,461 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2023-04-03 03:38:28,461 INFO L130 BoogieDeclarations]: Found specification of procedure add_wait_queue [2023-04-03 03:38:28,461 INFO L130 BoogieDeclarations]: Found specification of procedure remove_wait_queue [2023-04-03 03:38:28,461 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2023-04-03 03:38:28,461 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2023-04-03 03:38:28,461 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-04-03 03:38:28,461 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-04-03 03:38:28,461 INFO L130 BoogieDeclarations]: Found specification of procedure __init_rwsem [2023-04-03 03:38:28,461 INFO L130 BoogieDeclarations]: Found specification of procedure down_read [2023-04-03 03:38:28,461 INFO L130 BoogieDeclarations]: Found specification of procedure down_write [2023-04-03 03:38:28,461 INFO L130 BoogieDeclarations]: Found specification of procedure up_read [2023-04-03 03:38:28,462 INFO L130 BoogieDeclarations]: Found specification of procedure up_write [2023-04-03 03:38:28,462 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_lock [2023-04-03 03:38:28,462 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_unlock [2023-04-03 03:38:28,462 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2023-04-03 03:38:28,462 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2023-04-03 03:38:28,462 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2023-04-03 03:38:28,462 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2023-04-03 03:38:28,462 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-04-03 03:38:28,462 INFO L130 BoogieDeclarations]: Found specification of procedure __request_module [2023-04-03 03:38:28,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_7 [2023-04-03 03:38:28,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_1 [2023-04-03 03:38:28,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_2 [2023-04-03 03:38:28,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_3 [2023-04-03 03:38:28,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_4 [2023-04-03 03:38:28,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_5 [2023-04-03 03:38:28,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_6 [2023-04-03 03:38:28,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2023-04-03 03:38:28,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2023-04-03 03:38:28,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2023-04-03 03:38:28,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2023-04-03 03:38:28,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2023-04-03 03:38:28,463 INFO L130 BoogieDeclarations]: Found specification of procedure idr_find [2023-04-03 03:38:28,463 INFO L130 BoogieDeclarations]: Found specification of procedure idr_pre_get [2023-04-03 03:38:28,463 INFO L130 BoogieDeclarations]: Found specification of procedure idr_get_new_above [2023-04-03 03:38:28,463 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2023-04-03 03:38:28,463 INFO L130 BoogieDeclarations]: Found specification of procedure idr_destroy [2023-04-03 03:38:28,463 INFO L130 BoogieDeclarations]: Found specification of procedure idr_init [2023-04-03 03:38:28,463 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2023-04-03 03:38:28,463 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2023-04-03 03:38:28,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-04-03 03:38:28,463 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-04-03 03:38:28,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-04-03 03:38:28,463 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-04-03 03:38:28,464 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2023-04-03 03:38:28,464 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2023-04-03 03:38:28,464 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2023-04-03 03:38:28,464 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2023-04-03 03:38:28,464 INFO L130 BoogieDeclarations]: Found specification of procedure __class_create [2023-04-03 03:38:28,464 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2023-04-03 03:38:28,464 INFO L130 BoogieDeclarations]: Found specification of procedure device_create [2023-04-03 03:38:28,464 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2023-04-03 03:38:28,464 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2023-04-03 03:38:28,464 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_skb [2023-04-03 03:38:28,464 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2023-04-03 03:38:28,464 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_expand_head [2023-04-03 03:38:28,464 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-04-03 03:38:28,464 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2023-04-03 03:38:28,464 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_is_last [2023-04-03 03:38:28,464 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_next [2023-04-03 03:38:28,465 INFO L130 BoogieDeclarations]: Found specification of procedure skb_cloned [2023-04-03 03:38:28,465 INFO L130 BoogieDeclarations]: Found specification of procedure skb_header_cloned [2023-04-03 03:38:28,465 INFO L130 BoogieDeclarations]: Found specification of procedure skb_peek [2023-04-03 03:38:28,465 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2023-04-03 03:38:28,465 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_head_init [2023-04-03 03:38:28,465 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2023-04-03 03:38:28,465 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-04-03 03:38:28,465 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-03 03:38:28,465 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_insert [2023-04-03 03:38:28,465 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_before [2023-04-03 03:38:28,465 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head [2023-04-03 03:38:28,465 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2023-04-03 03:38:28,465 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_unlink [2023-04-03 03:38:28,465 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2023-04-03 03:38:28,465 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_nonlinear [2023-04-03 03:38:28,465 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2023-04-03 03:38:28,465 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-04-03 03:38:28,466 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2023-04-03 03:38:28,466 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2023-04-03 03:38:28,466 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_pull [2023-04-03 03:38:28,466 INFO L130 BoogieDeclarations]: Found specification of procedure __pskb_pull_tail [2023-04-03 03:38:28,466 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_may_pull [2023-04-03 03:38:28,466 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2023-04-03 03:38:28,466 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tailroom [2023-04-03 03:38:28,466 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2023-04-03 03:38:28,466 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2023-04-03 03:38:28,466 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2023-04-03 03:38:28,466 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_purge [2023-04-03 03:38:28,466 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2023-04-03 03:38:28,466 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_cow [2023-04-03 03:38:28,466 INFO L130 BoogieDeclarations]: Found specification of procedure skb_cow_head [2023-04-03 03:38:28,466 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull_rcsum [2023-04-03 03:38:28,466 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_datagram_iovec [2023-04-03 03:38:28,467 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_bits [2023-04-03 03:38:28,467 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2023-04-03 03:38:28,467 INFO L130 BoogieDeclarations]: Found specification of procedure __register_chrdev [2023-04-03 03:38:28,467 INFO L130 BoogieDeclarations]: Found specification of procedure __unregister_chrdev [2023-04-03 03:38:28,467 INFO L130 BoogieDeclarations]: Found specification of procedure register_chrdev [2023-04-03 03:38:28,467 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev [2023-04-03 03:38:28,467 INFO L130 BoogieDeclarations]: Found specification of procedure noop_llseek [2023-04-03 03:38:28,467 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2023-04-03 03:38:28,467 INFO L130 BoogieDeclarations]: Found specification of procedure test_tsk_thread_flag [2023-04-03 03:38:28,467 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2023-04-03 03:38:28,467 INFO L130 BoogieDeclarations]: Found specification of procedure hold_net [2023-04-03 03:38:28,467 INFO L130 BoogieDeclarations]: Found specification of procedure release_net [2023-04-03 03:38:28,467 INFO L130 BoogieDeclarations]: Found specification of procedure register_pernet_device [2023-04-03 03:38:28,467 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_pernet_device [2023-04-03 03:38:28,467 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-04-03 03:38:28,467 INFO L130 BoogieDeclarations]: Found specification of procedure dev_net_set [2023-04-03 03:38:28,467 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-04-03 03:38:28,468 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-04-03 03:38:28,468 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2023-04-03 03:38:28,468 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2023-04-03 03:38:28,468 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-04-03 03:38:28,468 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2023-04-03 03:38:28,468 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-04-03 03:38:28,468 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2023-04-03 03:38:28,468 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-04-03 03:38:28,468 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2023-04-03 03:38:28,468 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_netdev_mqs [2023-04-03 03:38:28,468 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2023-04-03 03:38:28,468 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2023-04-03 03:38:28,468 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_printk [2023-04-03 03:38:28,468 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-04-03 03:38:28,468 INFO L130 BoogieDeclarations]: Found specification of procedure poll_wait [2023-04-03 03:38:28,468 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2023-04-03 03:38:28,469 INFO L130 BoogieDeclarations]: Found specification of procedure sk_run_filter [2023-04-03 03:38:28,469 INFO L130 BoogieDeclarations]: Found specification of procedure sk_chk_filter [2023-04-03 03:38:28,469 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_output_wakeup [2023-04-03 03:38:28,469 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_input [2023-04-03 03:38:28,469 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_input_error [2023-04-03 03:38:28,469 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_register_net_channel [2023-04-03 03:38:28,469 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_register_channel [2023-04-03 03:38:28,469 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_unregister_channel [2023-04-03 03:38:28,469 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_channel_index [2023-04-03 03:38:28,469 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_unit_number [2023-04-03 03:38:28,469 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_dev_name [2023-04-03 03:38:28,469 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_register_compressor [2023-04-03 03:38:28,469 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_unregister_compressor [2023-04-03 03:38:28,469 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_be16 [2023-04-03 03:38:28,469 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_be16 [2023-04-03 03:38:28,469 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_init [2023-04-03 03:38:28,470 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_free [2023-04-03 03:38:28,470 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_compress [2023-04-03 03:38:28,470 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_uncompress [2023-04-03 03:38:28,470 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_remember [2023-04-03 03:38:28,470 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_toss [2023-04-03 03:38:28,470 INFO L130 BoogieDeclarations]: Found specification of procedure net_generic [2023-04-03 03:38:28,470 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_unattached_ioctl [2023-04-03 03:38:28,470 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_xmit_process [2023-04-03 03:38:28,470 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_send_frame [2023-04-03 03:38:28,470 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_push [2023-04-03 03:38:28,470 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_channel_push [2023-04-03 03:38:28,470 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_receive_frame [2023-04-03 03:38:28,470 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_receive_error [2023-04-03 03:38:28,470 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_receive_nonmp_frame [2023-04-03 03:38:28,470 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_decompress_frame [2023-04-03 03:38:28,470 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_receive_mp_frame [2023-04-03 03:38:28,470 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_mp_insert [2023-04-03 03:38:28,471 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_mp_reconstruct [2023-04-03 03:38:28,471 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_mp_explode [2023-04-03 03:38:28,471 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_set_compress [2023-04-03 03:38:28,471 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ccp_peek [2023-04-03 03:38:28,471 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ccp_closed [2023-04-03 03:38:28,471 INFO L130 BoogieDeclarations]: Found specification of procedure find_compressor [2023-04-03 03:38:28,471 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_get_stats [2023-04-03 03:38:28,471 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_create_interface [2023-04-03 03:38:28,471 INFO L130 BoogieDeclarations]: Found specification of procedure init_ppp_file [2023-04-03 03:38:28,471 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_shutdown_interface [2023-04-03 03:38:28,471 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_destroy_interface [2023-04-03 03:38:28,471 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_find_unit [2023-04-03 03:38:28,474 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_find_channel [2023-04-03 03:38:28,474 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_connect_channel [2023-04-03 03:38:28,474 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_disconnect_channel [2023-04-03 03:38:28,474 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_destroy_channel [2023-04-03 03:38:28,474 INFO L130 BoogieDeclarations]: Found specification of procedure unit_get [2023-04-03 03:38:28,474 INFO L130 BoogieDeclarations]: Found specification of procedure unit_set [2023-04-03 03:38:28,474 INFO L130 BoogieDeclarations]: Found specification of procedure unit_put [2023-04-03 03:38:28,475 INFO L130 BoogieDeclarations]: Found specification of procedure unit_find [2023-04-03 03:38:28,475 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_pernet [2023-04-03 03:38:28,475 INFO L130 BoogieDeclarations]: Found specification of procedure proto_to_npindex [2023-04-03 03:38:28,475 INFO L130 BoogieDeclarations]: Found specification of procedure ethertype_to_npindex [2023-04-03 03:38:28,475 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_open [2023-04-03 03:38:28,475 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_release [2023-04-03 03:38:28,475 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_read [2023-04-03 03:38:28,475 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_write [2023-04-03 03:38:28,475 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_poll [2023-04-03 03:38:28,475 INFO L130 BoogieDeclarations]: Found specification of procedure get_filter [2023-04-03 03:38:28,475 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ioctl [2023-04-03 03:38:28,475 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2023-04-03 03:38:28,475 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_init_net [2023-04-03 03:38:28,475 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_exit_net [2023-04-03 03:38:28,475 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_init [2023-04-03 03:38:28,475 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_start_xmit [2023-04-03 03:38:28,475 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_net_ioctl [2023-04-03 03:38:28,476 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2023-04-03 03:38:28,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-04-03 03:38:28,476 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_setup [2023-04-03 03:38:28,476 INFO L130 BoogieDeclarations]: Found specification of procedure pad_compress_skb [2023-04-03 03:38:28,476 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2023-04-03 03:38:28,476 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-04-03 03:38:28,476 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2023-04-03 03:38:28,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-04-03 03:38:28,476 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_do_recv [2023-04-03 03:38:28,476 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~X~int~TO~int [2023-04-03 03:38:28,476 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2023-04-03 03:38:28,476 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~$Pointer$ [2023-04-03 03:38:28,476 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-04-03 03:38:28,476 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~int~X~int~TO~int [2023-04-03 03:38:28,476 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~int~TO~int [2023-04-03 03:38:28,477 INFO L130 BoogieDeclarations]: Found specification of procedure find_comp_entry [2023-04-03 03:38:28,477 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_cleanup [2023-04-03 03:38:28,477 INFO L130 BoogieDeclarations]: Found specification of procedure __unit_alloc [2023-04-03 03:38:28,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-04-03 03:38:28,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2023-04-03 03:38:28,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2023-04-03 03:38:28,477 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-03 03:38:28,477 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-03 03:38:28,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2023-04-03 03:38:28,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_int [2023-04-03 03:38:28,477 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2023-04-03 03:38:28,477 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-03 03:38:28,477 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-04-03 03:38:28,477 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-03 03:38:28,477 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2023-04-03 03:38:28,477 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2023-04-03 03:38:28,477 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-03 03:38:28,478 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-03 03:38:28,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-03 03:38:28,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-04-03 03:38:28,478 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-03 03:38:28,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-04-03 03:38:28,478 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-04-03 03:38:28,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-04-03 03:38:28,478 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-04-03 03:38:29,209 INFO L236 CfgBuilder]: Building ICFG [2023-04-03 03:38:29,218 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-03 03:38:29,764 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2023-04-03 03:38:29,765 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2023-04-03 03:38:29,921 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-04-03 03:38:30,016 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##35: assume !false; [2023-04-03 03:38:30,016 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##34: assume false; [2023-04-03 03:38:30,016 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##8: assume !false; [2023-04-03 03:38:30,016 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7: assume false; [2023-04-03 03:38:30,016 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##26: assume !false; [2023-04-03 03:38:30,016 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume !false; [2023-04-03 03:38:30,016 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume false; [2023-04-03 03:38:30,016 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume false; [2023-04-03 03:38:30,016 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2023-04-03 03:38:30,017 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2023-04-03 03:38:30,827 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-04-03 03:38:30,855 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##8: assume !false; [2023-04-03 03:38:30,855 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7: assume false; [2023-04-03 03:38:31,041 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-04-03 03:38:31,082 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##8: assume !false; [2023-04-03 03:38:31,082 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7: assume false; [2023-04-03 03:38:31,489 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-04-03 03:38:31,522 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##24: assume !false; [2023-04-03 03:38:31,522 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##23: assume false; [2023-04-03 03:38:31,539 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2023-04-03 03:38:31,763 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##39: assume !false; [2023-04-03 03:38:31,763 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##38: assume false; [2023-04-03 03:38:31,763 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6: assume !false; [2023-04-03 03:38:31,763 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint L6528-1: ~tmp___6~0.base, ~tmp___6~0.offset := #t~ret311.base, #t~ret311.offset;havoc #t~ret311.base, #t~ret311.offset;~__ptr___3~0.base, ~__ptr___3~0.offset := ~tmp___6~0.base, ~tmp___6~0.offset; [2023-04-03 03:38:31,764 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint L6528: SUMMARY for call #t~ret311.base, #t~ret311.offset := get_current(); srcloc: null [2023-04-03 03:38:31,764 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint L6446: SUMMARY for call #t~ret297.base, #t~ret297.offset := get_current(); srcloc: null [2023-04-03 03:38:31,764 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint L6446-1: ~tmp___0~15.base, ~tmp___0~15.offset := #t~ret297.base, #t~ret297.offset;havoc #t~ret297.base, #t~ret297.offset;~__ptr~0.base, ~__ptr~0.offset := ~tmp___0~15.base, ~tmp___0~15.offset; [2023-04-03 03:38:31,764 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5: assume false; [2023-04-03 03:38:32,284 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-04-03 03:38:32,285 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-04-03 03:38:32,463 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##70: assume !false; [2023-04-03 03:38:32,463 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##170: assume !false; [2023-04-03 03:38:32,463 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##76: assume !false; [2023-04-03 03:38:32,463 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##75: assume false; [2023-04-03 03:38:32,463 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##65: assume false; [2023-04-03 03:38:32,463 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##69: assume false; [2023-04-03 03:38:32,463 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##66: assume !false; [2023-04-03 03:38:32,463 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##127: assume !false; [2023-04-03 03:38:32,464 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##133: assume !false; [2023-04-03 03:38:32,464 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##132: assume false; [2023-04-03 03:38:32,464 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##140: assume false; [2023-04-03 03:38:32,464 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume !false; [2023-04-03 03:38:32,464 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume false; [2023-04-03 03:38:32,464 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##141: assume !false; [2023-04-03 03:38:32,464 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume !false; [2023-04-03 03:38:32,464 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##24: assume false; [2023-04-03 03:38:32,464 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##169: assume false; [2023-04-03 03:38:32,464 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##115: assume !false; [2023-04-03 03:38:32,464 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##114: assume false; [2023-04-03 03:38:32,464 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##121: assume !false; [2023-04-03 03:38:32,464 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##120: assume false; [2023-04-03 03:38:32,464 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##126: assume false; [2023-04-03 03:38:32,869 INFO L277 CfgBuilder]: Performing block encoding [2023-04-03 03:38:34,736 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-03 03:38:34,737 INFO L302 CfgBuilder]: Removed 16 assume(true) statements. [2023-04-03 03:38:34,744 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 03:38:34 BoogieIcfgContainer [2023-04-03 03:38:34,744 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-03 03:38:34,747 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-03 03:38:34,747 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-03 03:38:34,750 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-03 03:38:34,750 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.04 03:38:24" (1/3) ... [2023-04-03 03:38:34,751 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d4f0738 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 03:38:34, skipping insertion in model container [2023-04-03 03:38:34,751 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 03:38:28" (2/3) ... [2023-04-03 03:38:34,751 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d4f0738 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 03:38:34, skipping insertion in model container [2023-04-03 03:38:34,751 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 03:38:34" (3/3) ... [2023-04-03 03:38:34,752 INFO L112 eAbstractionObserver]: Analyzing ICFG module_get_put-drivers-net-ppp_generic.ko.cil.out.i [2023-04-03 03:38:34,769 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-03 03:38:34,770 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-03 03:38:34,869 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-03 03:38:34,877 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1be8f545, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-03 03:38:34,878 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-03 03:38:34,889 INFO L276 IsEmpty]: Start isEmpty. Operand has 2090 states, 1215 states have (on average 1.3127572016460904) internal successors, (1595), 1283 states have internal predecessors, (1595), 614 states have call successors, (614), 252 states have call predecessors, (614), 252 states have return successors, (614), 591 states have call predecessors, (614), 614 states have call successors, (614) [2023-04-03 03:38:34,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-04-03 03:38:34,897 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 03:38:34,898 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 03:38:34,898 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 03:38:34,904 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 03:38:34,904 INFO L85 PathProgramCache]: Analyzing trace with hash 2076900783, now seen corresponding path program 1 times [2023-04-03 03:38:34,912 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 03:38:34,913 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2075732359] [2023-04-03 03:38:34,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 03:38:34,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 03:38:35,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 03:38:35,422 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-04-03 03:38:35,423 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 03:38:35,423 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2075732359] [2023-04-03 03:38:35,424 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2075732359] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 03:38:35,424 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 03:38:35,424 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 03:38:35,425 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [222833950] [2023-04-03 03:38:35,426 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 03:38:35,429 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 03:38:35,430 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 03:38:35,453 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 03:38:35,454 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 03:38:35,459 INFO L87 Difference]: Start difference. First operand has 2090 states, 1215 states have (on average 1.3127572016460904) internal successors, (1595), 1283 states have internal predecessors, (1595), 614 states have call successors, (614), 252 states have call predecessors, (614), 252 states have return successors, (614), 591 states have call predecessors, (614), 614 states have call successors, (614) Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 3 states have call successors, (9), 3 states have call predecessors, (9), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2023-04-03 03:38:38,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 03:38:38,947 INFO L93 Difference]: Finished difference Result 4784 states and 6483 transitions. [2023-04-03 03:38:38,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 03:38:38,950 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 3 states have call successors, (9), 3 states have call predecessors, (9), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 32 [2023-04-03 03:38:38,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 03:38:38,984 INFO L225 Difference]: With dead ends: 4784 [2023-04-03 03:38:38,985 INFO L226 Difference]: Without dead ends: 3170 [2023-04-03 03:38:38,997 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 03:38:39,000 INFO L413 NwaCegarLoop]: 2466 mSDtfsCounter, 2152 mSDsluCounter, 1861 mSDsCounter, 0 mSdLazyCounter, 533 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2152 SdHoareTripleChecker+Valid, 4327 SdHoareTripleChecker+Invalid, 535 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 533 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2023-04-03 03:38:39,001 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2152 Valid, 4327 Invalid, 535 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 533 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2023-04-03 03:38:39,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3170 states. [2023-04-03 03:38:39,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3170 to 3163. [2023-04-03 03:38:39,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3163 states, 1841 states have (on average 1.296577946768061) internal successors, (2387), 1924 states have internal predecessors, (2387), 907 states have call successors, (907), 417 states have call predecessors, (907), 414 states have return successors, (912), 879 states have call predecessors, (912), 903 states have call successors, (912) [2023-04-03 03:38:39,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3163 states to 3163 states and 4206 transitions. [2023-04-03 03:38:39,336 INFO L78 Accepts]: Start accepts. Automaton has 3163 states and 4206 transitions. Word has length 32 [2023-04-03 03:38:39,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 03:38:39,337 INFO L495 AbstractCegarLoop]: Abstraction has 3163 states and 4206 transitions. [2023-04-03 03:38:39,337 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 3 states have call successors, (9), 3 states have call predecessors, (9), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2023-04-03 03:38:39,337 INFO L276 IsEmpty]: Start isEmpty. Operand 3163 states and 4206 transitions. [2023-04-03 03:38:39,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-04-03 03:38:39,349 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 03:38:39,350 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 03:38:39,350 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-03 03:38:39,350 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 03:38:39,351 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 03:38:39,351 INFO L85 PathProgramCache]: Analyzing trace with hash -1462282395, now seen corresponding path program 1 times [2023-04-03 03:38:39,351 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 03:38:39,351 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1750162242] [2023-04-03 03:38:39,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 03:38:39,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 03:38:39,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 03:38:39,658 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-04-03 03:38:39,659 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 03:38:39,659 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1750162242] [2023-04-03 03:38:39,659 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1750162242] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 03:38:39,659 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 03:38:39,659 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-03 03:38:39,660 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1642023323] [2023-04-03 03:38:39,660 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 03:38:39,661 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-03 03:38:39,662 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 03:38:39,662 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-03 03:38:39,666 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-04-03 03:38:39,666 INFO L87 Difference]: Start difference. First operand 3163 states and 4206 transitions. Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 3 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2023-04-03 03:38:41,986 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 03:38:43,993 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 03:38:46,007 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 03:38:48,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 03:38:48,354 INFO L93 Difference]: Finished difference Result 6400 states and 8572 transitions. [2023-04-03 03:38:48,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-03 03:38:48,355 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 3 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) Word has length 104 [2023-04-03 03:38:48,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 03:38:48,374 INFO L225 Difference]: With dead ends: 6400 [2023-04-03 03:38:48,374 INFO L226 Difference]: Without dead ends: 3297 [2023-04-03 03:38:48,386 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-04-03 03:38:48,387 INFO L413 NwaCegarLoop]: 1890 mSDtfsCounter, 141 mSDsluCounter, 3785 mSDsCounter, 0 mSdLazyCounter, 826 mSolverCounterSat, 41 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 155 SdHoareTripleChecker+Valid, 5675 SdHoareTripleChecker+Invalid, 870 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 826 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.5s IncrementalHoareTripleChecker+Time [2023-04-03 03:38:48,387 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [155 Valid, 5675 Invalid, 870 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 826 Invalid, 3 Unknown, 0 Unchecked, 8.5s Time] [2023-04-03 03:38:48,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3297 states. [2023-04-03 03:38:48,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3297 to 3278. [2023-04-03 03:38:48,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3278 states, 1932 states have (on average 1.308488612836439) internal successors, (2528), 2019 states have internal predecessors, (2528), 931 states have call successors, (931), 417 states have call predecessors, (931), 414 states have return successors, (938), 903 states have call predecessors, (938), 927 states have call successors, (938) [2023-04-03 03:38:48,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3278 states to 3278 states and 4397 transitions. [2023-04-03 03:38:48,523 INFO L78 Accepts]: Start accepts. Automaton has 3278 states and 4397 transitions. Word has length 104 [2023-04-03 03:38:48,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 03:38:48,524 INFO L495 AbstractCegarLoop]: Abstraction has 3278 states and 4397 transitions. [2023-04-03 03:38:48,524 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 3 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2023-04-03 03:38:48,524 INFO L276 IsEmpty]: Start isEmpty. Operand 3278 states and 4397 transitions. [2023-04-03 03:38:48,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2023-04-03 03:38:48,533 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 03:38:48,533 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 03:38:48,533 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-03 03:38:48,535 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 03:38:48,535 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 03:38:48,535 INFO L85 PathProgramCache]: Analyzing trace with hash 1914151533, now seen corresponding path program 1 times [2023-04-03 03:38:48,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 03:38:48,536 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1553779075] [2023-04-03 03:38:48,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 03:38:48,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 03:38:48,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 03:38:49,185 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-04-03 03:38:49,185 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 03:38:49,187 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1553779075] [2023-04-03 03:38:49,189 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1553779075] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 03:38:49,189 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 03:38:49,189 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-04-03 03:38:49,189 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [759471110] [2023-04-03 03:38:49,189 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 03:38:49,191 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-04-03 03:38:49,191 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 03:38:49,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-04-03 03:38:49,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-04-03 03:38:49,192 INFO L87 Difference]: Start difference. First operand 3278 states and 4397 transitions. Second operand has 6 states, 6 states have (on average 11.0) internal successors, (66), 5 states have internal predecessors, (66), 3 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (19), 4 states have call predecessors, (19), 3 states have call successors, (19) [2023-04-03 03:38:51,515 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 03:38:53,524 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 03:38:55,533 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 03:38:57,539 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 03:38:59,546 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 03:39:02,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 03:39:02,920 INFO L93 Difference]: Finished difference Result 6500 states and 8729 transitions. [2023-04-03 03:39:02,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-03 03:39:02,920 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 5 states have internal predecessors, (66), 3 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (19), 4 states have call predecessors, (19), 3 states have call successors, (19) Word has length 123 [2023-04-03 03:39:02,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 03:39:02,941 INFO L225 Difference]: With dead ends: 6500 [2023-04-03 03:39:02,942 INFO L226 Difference]: Without dead ends: 3274 [2023-04-03 03:39:02,955 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-04-03 03:39:02,956 INFO L413 NwaCegarLoop]: 1913 mSDtfsCounter, 3 mSDsluCounter, 7636 mSDsCounter, 0 mSdLazyCounter, 1210 mSolverCounterSat, 1 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 9549 SdHoareTripleChecker+Invalid, 1216 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1210 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.5s IncrementalHoareTripleChecker+Time [2023-04-03 03:39:02,956 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 9549 Invalid, 1216 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1210 Invalid, 5 Unknown, 0 Unchecked, 13.5s Time] [2023-04-03 03:39:02,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3274 states. [2023-04-03 03:39:03,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3274 to 3274. [2023-04-03 03:39:03,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3274 states, 1930 states have (on average 1.3077720207253887) internal successors, (2524), 2015 states have internal predecessors, (2524), 929 states have call successors, (929), 417 states have call predecessors, (929), 414 states have return successors, (936), 901 states have call predecessors, (936), 925 states have call successors, (936) [2023-04-03 03:39:03,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3274 states to 3274 states and 4389 transitions. [2023-04-03 03:39:03,091 INFO L78 Accepts]: Start accepts. Automaton has 3274 states and 4389 transitions. Word has length 123 [2023-04-03 03:39:03,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 03:39:03,092 INFO L495 AbstractCegarLoop]: Abstraction has 3274 states and 4389 transitions. [2023-04-03 03:39:03,093 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 5 states have internal predecessors, (66), 3 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (19), 4 states have call predecessors, (19), 3 states have call successors, (19) [2023-04-03 03:39:03,093 INFO L276 IsEmpty]: Start isEmpty. Operand 3274 states and 4389 transitions. [2023-04-03 03:39:03,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-04-03 03:39:03,103 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 03:39:03,103 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 03:39:03,103 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-03 03:39:03,103 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 03:39:03,104 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 03:39:03,104 INFO L85 PathProgramCache]: Analyzing trace with hash -1842291496, now seen corresponding path program 1 times [2023-04-03 03:39:03,104 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 03:39:03,105 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2047016769] [2023-04-03 03:39:03,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 03:39:03,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 03:39:03,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-04-03 03:39:03,696 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-04-03 03:39:03,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-04-03 03:39:04,119 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-04-03 03:39:04,119 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-04-03 03:39:04,120 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-04-03 03:39:04,122 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-04-03 03:39:04,124 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2023-04-03 03:39:04,130 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-04-03 03:39:04,269 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.04 03:39:04 BoogieIcfgContainer [2023-04-03 03:39:04,269 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-04-03 03:39:04,270 INFO L158 Benchmark]: Toolchain (without parser) took 39338.54ms. Allocated memory was 281.0MB in the beginning and 734.0MB in the end (delta: 453.0MB). Free memory was 219.9MB in the beginning and 388.8MB in the end (delta: -169.0MB). Peak memory consumption was 285.1MB. Max. memory is 8.0GB. [2023-04-03 03:39:04,270 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 197.1MB. Free memory is still 147.2MB. There was no memory consumed. Max. memory is 8.0GB. [2023-04-03 03:39:04,270 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3087.36ms. Allocated memory is still 281.0MB. Free memory was 219.9MB in the beginning and 164.0MB in the end (delta: 55.8MB). Peak memory consumption was 157.5MB. Max. memory is 8.0GB. [2023-04-03 03:39:04,271 INFO L158 Benchmark]: Boogie Preprocessor took 322.39ms. Allocated memory is still 281.0MB. Free memory was 164.0MB in the beginning and 129.4MB in the end (delta: 34.6MB). Peak memory consumption was 34.6MB. Max. memory is 8.0GB. [2023-04-03 03:39:04,271 INFO L158 Benchmark]: RCFGBuilder took 6398.83ms. Allocated memory was 281.0MB in the beginning and 570.4MB in the end (delta: 289.4MB). Free memory was 129.4MB in the beginning and 382.5MB in the end (delta: -253.1MB). Peak memory consumption was 209.3MB. Max. memory is 8.0GB. [2023-04-03 03:39:04,271 INFO L158 Benchmark]: TraceAbstraction took 29522.04ms. Allocated memory was 570.4MB in the beginning and 734.0MB in the end (delta: 163.6MB). Free memory was 382.0MB in the beginning and 388.8MB in the end (delta: -6.8MB). Peak memory consumption was 157.3MB. Max. memory is 8.0GB. [2023-04-03 03:39:04,273 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 197.1MB. Free memory is still 147.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 3087.36ms. Allocated memory is still 281.0MB. Free memory was 219.9MB in the beginning and 164.0MB in the end (delta: 55.8MB). Peak memory consumption was 157.5MB. Max. memory is 8.0GB. * Boogie Preprocessor took 322.39ms. Allocated memory is still 281.0MB. Free memory was 164.0MB in the beginning and 129.4MB in the end (delta: 34.6MB). Peak memory consumption was 34.6MB. Max. memory is 8.0GB. * RCFGBuilder took 6398.83ms. Allocated memory was 281.0MB in the beginning and 570.4MB in the end (delta: 289.4MB). Free memory was 129.4MB in the beginning and 382.5MB in the end (delta: -253.1MB). Peak memory consumption was 209.3MB. Max. memory is 8.0GB. * TraceAbstraction took 29522.04ms. Allocated memory was 570.4MB in the beginning and 734.0MB in the end (delta: 163.6MB). Free memory was 382.0MB in the beginning and 388.8MB in the end (delta: -6.8MB). Peak memory consumption was 157.3MB. Max. memory is 8.0GB. * 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: 10809]: 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 6167, overapproximation of bitwiseOr at line 7938, overapproximation of bitwiseAnd at line 7939. Possible FailurePath: [L6164-L6171] static struct mutex ppp_mutex = {{1}, {{{{0U}, 3735899821U, 4294967295U, (void *)0x0fffffffffffffffUL, {(struct lock_class_key *)0, {(struct lock_class *)0, (struct lock_class *)0}, "ppp_mutex.wait_lock", 0, 0UL}}}}, {& ppp_mutex.wait_list, & ppp_mutex.wait_list}, (struct task_struct *)0, (char const *)0, (void *)(& ppp_mutex), {(struct lock_class_key *)0, {(struct lock_class *)0, (struct lock_class *)0}, "ppp_mutex", 0, 0UL}}; [L6172] static atomic_t ppp_unit_count = {0}; [L6173] static atomic_t channel_count = {0}; [L6174] static int ppp_net_id ; [L6207] static struct class *ppp_class ; [L6268-L6269] static int const npindex_to_proto[6U] = { (int const )33, (int const )87, (int const )43, (int const )41, (int const )641, (int const )643}; [L6313-L6314] static int const npindex_to_ethertype[6U] = { (int const )2048, (int const )34525, (int const )33079, (int const )16, (int const )34887, (int const )34888}; [L7621-L7646] static struct file_operations const ppp_device_fops = {& __this_module, & noop_llseek, & ppp_read, & ppp_write, (ssize_t (*)(struct kiocb * , struct iovec const * , unsigned long , loff_t ))0, (ssize_t (*)(struct kiocb * , struct iovec const * , unsigned long , loff_t ))0, (int (*)(struct file * , void * , int (*)(void * , char const * , int , loff_t , u64 , unsigned int ) ))0, & ppp_poll, & ppp_ioctl, (long (*)(struct file * , unsigned int , unsigned long ))0, (int (*)(struct file * , struct vm_area_struct * ))0, & ppp_open, (int (*)(struct file * , fl_owner_t ))0, & ppp_release, (int (*)(struct file * , int ))0, (int (*)(struct kiocb * , int ))0, (int (*)(int , struct file * , int ))0, (int (*)(struct file * , int , struct file_lock * ))0, (ssize_t (*)(struct file * , struct page * , int , size_t , loff_t * , int ))0, (unsigned long (*)(struct file * , unsigned long , unsigned long , unsigned long , unsigned long ))0, (int (*)(int ))0, (int (*)(struct file * , int , struct file_lock * ))0, (ssize_t (*)(struct pipe_inode_info * , struct file * , loff_t * , size_t , unsigned int ))0, (ssize_t (*)(struct file * , loff_t * , struct pipe_inode_info * , size_t , unsigned int ))0, (int (*)(struct file * , long , struct file_lock ** ))0, (long (*)(struct file * , int , loff_t , loff_t ))0}; [L7679-L7680] static struct pernet_operations ppp_net_ops = {{(struct list_head *)0, (struct list_head *)0}, & ppp_init_net, & ppp_exit_net, (void (*)(struct list_head * ))0, & ppp_net_id, 376UL}; [L7891-L7927] static struct net_device_ops const ppp_netdev_ops = {(int (*)(struct net_device * ))0, (void (*)(struct net_device * ))0, (int (*)(struct net_device * ))0, (int (*)(struct net_device * ))0, & ppp_start_xmit, (u16 (*)(struct net_device * , struct sk_buff * ))0, (void (*)(struct net_device * , int ))0, (void (*)(struct net_device * ))0, (void (*)(struct net_device * ))0, (int (*)(struct net_device * , void * ))0, (int (*)(struct net_device * ))0, & ppp_net_ioctl, (int (*)(struct net_device * , struct ifmap * ))0, (int (*)(struct net_device * , int ))0, (int (*)(struct net_device * , struct neigh_parms * ))0, (void (*)(struct net_device * ))0, (struct rtnl_link_stats64 *(*)(struct net_device * , struct rtnl_link_stats64 * ))0, (struct net_device_stats *(*)(struct net_device * ))0, (void (*)(struct net_device * , struct vlan_group * ))0, (void (*)(struct net_device * , unsigned short ))0, (void (*)(struct net_device * , unsigned short ))0, (void (*)(struct net_device * ))0, (int (*)(struct net_device * , struct netpoll_info * ))0, (void (*)(struct net_device * ))0, (int (*)(struct net_device * , int , u8 * ))0, (int (*)(struct net_device * , int , u16 , u8 ))0, (int (*)(struct net_device * , int , int ))0, (int (*)(struct net_device * , int , struct ifla_vf_info * ))0, (int (*)(struct net_device * , int , struct nlattr ** ))0, (int (*)(struct net_device * , int , struct sk_buff * ))0, (int (*)(struct net_device * , u8 ))0, (int (*)(struct net_device * ))0, (int (*)(struct net_device * ))0, (int (*)(struct net_device * , u16 , struct scatterlist * , unsigned int ))0, (int (*)(struct net_device * , u16 ))0, (int (*)(struct net_device * , u16 , struct scatterlist * , unsigned int ))0, (int (*)(struct net_device * , u64 * , int ))0, (int (*)(struct net_device * , struct sk_buff const * , u16 , u32 ))0, (int (*)(struct net_device * , struct net_device * ))0, (int (*)(struct net_device * , struct net_device * ))0, (u32 (*)(struct net_device * , u32 ))0, (int (*)(struct net_device * , u32 ))0}; [L8312] static bool mp_protocol_compress = (bool )1; [L9989] static struct list_head compressor_list = {& compressor_list, & compressor_list}; [L9990-L9994] static spinlock_t compressor_list_lock = {{{{0U}, 3735899821U, 4294967295U, (void *)0x0fffffffffffffffUL, {(struct lock_class_key *)0, {(struct lock_class *)0, (struct lock_class *)0}, "compressor_list_lock", 0, 0UL}}}}; [L10620] int LDV_IN_INTERRUPT ; [L10813] int ldv_module_refcounter = 1; [L10622] struct file *var_group1 ; [L10623] char *var_ppp_read_5_p1 ; [L10624] size_t var_ppp_read_5_p2 ; [L10625] loff_t *var_ppp_read_5_p3 ; [L10626] ssize_t res_ppp_read_5 ; [L10627] char const *var_ppp_write_6_p1 ; [L10628] size_t var_ppp_write_6_p2 ; [L10629] loff_t *var_ppp_write_6_p3 ; [L10630] ssize_t res_ppp_write_6 ; [L10631] poll_table *var_ppp_poll_7_p1 ; [L10632] unsigned int var_ppp_ioctl_9_p1 ; [L10633] unsigned long var_ppp_ioctl_9_p2 ; [L10634] struct inode *var_group2 ; [L10635] int res_ppp_open_3 ; [L10636] struct net *var_group3 ; [L10637] struct sk_buff *var_group4 ; [L10638] struct net_device *var_group5 ; [L10639] struct ifreq *var_group6 ; [L10640] int var_ppp_net_ioctl_15_p2 ; [L10641] int ldv_s_ppp_device_fops_file_operations ; [L10642] int tmp ; [L10643] int tmp___0 ; [L10644] int tmp___1 ; [L10647] ldv_s_ppp_device_fops_file_operations = 0 [L10648] LDV_IN_INTERRUPT = 1 VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, ldv_s_ppp_device_fops_file_operations=0, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L10649] FCALL ldv_initialize() VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, ldv_s_ppp_device_fops_file_operations=0, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L10650] CALL, EXPR ppp_init() VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L7682] int err ; [L7683] struct lock_class_key __key ; [L7684] struct class *tmp ; [L7685] long tmp___0 ; [L7686] long tmp___1 ; VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __key={73:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L7689] CALL printk("<6>PPP generic driver version 2.4.2\n") VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, arg0={16:0}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L11168] return __VERIFIER_nondet_int(); [L7689] RET printk("<6>PPP generic driver version 2.4.2\n") VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __key={73:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, printk("<6>PPP generic driver version 2.4.2\n")=0] [L7690] CALL, EXPR register_pernet_device(& ppp_net_ops) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, arg0={67:0}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L11180] return __VERIFIER_nondet_int(); [L7690] RET, EXPR register_pernet_device(& ppp_net_ops) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __key={73:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, register_pernet_device(& ppp_net_ops)=0] [L7690] err = register_pernet_device(& ppp_net_ops) [L7692] COND FALSE !(err != 0) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __key={73:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=0, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L7700] CALL, EXPR register_chrdev(108U, "ppp", & ppp_device_fops) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(major)=108, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, fops={66:0}, ldv_module_refcounter=1, mp_protocol_compress=1, name={18:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L5879] int tmp ; VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(major)=108, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, fops={66:0}, fops={66:0}, ldv_module_refcounter=1, major=108, mp_protocol_compress=1, name={18:0}, name={18:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L5882] CALL, EXPR __register_chrdev(major, 0U, 256U, name, fops) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(arg0)=108, \old(arg1)=0, \old(arg2)=256, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, arg3={18:0}, arg4={66:0}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L11003] return __VERIFIER_nondet_int(); [L5882] RET, EXPR __register_chrdev(major, 0U, 256U, name, fops) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(major)=108, \old(ppp_class)={0:0}, __register_chrdev(major, 0U, 256U, name, fops)=0, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, fops={66:0}, fops={66:0}, ldv_module_refcounter=1, major=108, mp_protocol_compress=1, name={18:0}, name={18:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L5882] tmp = __register_chrdev(major, 0U, 256U, name, fops) [L5884] return (tmp); [L7700] RET, EXPR register_chrdev(108U, "ppp", & ppp_device_fops) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __key={73:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=0, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, register_chrdev(108U, "ppp", & ppp_device_fops)=0] [L7700] err = register_chrdev(108U, "ppp", & ppp_device_fops) [L7702] COND FALSE !(err != 0) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __key={73:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=0, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L7710] CALL, EXPR __class_create(& __this_module, "ppp", & __key) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, arg0={8589934601:8589934613}, arg1={20:0}, arg2={73:0}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L10972] CALL, EXPR ldv_malloc(sizeof(struct class)) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, \old(size)=64, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L10957] COND TRUE __VERIFIER_nondet_bool() [L10957] return 0; VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, \old(size)=64, \result={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, size=64] [L10972] RET, EXPR ldv_malloc(sizeof(struct class)) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, arg0={8589934601:8589934613}, arg0={8589934601:8589934613}, arg1={20:0}, arg1={20:0}, arg2={73:0}, arg2={73:0}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_malloc(sizeof(struct class))={0:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L10972] return ldv_malloc(sizeof(struct class)); [L7710] RET, EXPR __class_create(& __this_module, "ppp", & __key) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __class_create(& __this_module, "ppp", & __key)={0:0}, __key={73:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=0, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L7710] tmp = __class_create(& __this_module, "ppp", & __key) [L7711] ppp_class = tmp VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __key={73:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=0, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, tmp={0:0}] [L7712] CALL, EXPR IS_ERR((void const *)ppp_class) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, ptr={0:0}] [L5217] long tmp ; [L5220] tmp = __builtin_expect((long )((unsigned long )ptr > 0x0ffffffffffff000UL), 0L) [L5222] return (tmp); [L7712] RET, EXPR IS_ERR((void const *)ppp_class) VAL [IS_ERR((void const *)ppp_class)=0, LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __key={73:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=0, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, tmp={0:0}] [L7712] tmp___1 = IS_ERR((void const *)ppp_class) [L7714] COND FALSE !(tmp___1 != 0L) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __key={73:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=0, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, tmp={0:0}, tmp___1=0] [L7723] CALL device_create(ppp_class, (struct device *)0, 113246208U, (void *)0, "ppp") VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(arg2)=113246208, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, arg0={0:0}, arg1={0:0}, arg3={0:0}, arg4={21:0}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L11071] CALL, EXPR ldv_malloc(sizeof(struct device)) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, \old(size)=660, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L10957] COND TRUE __VERIFIER_nondet_bool() [L10957] return 0; VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, \old(size)=660, \result={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, size=660] [L11071] RET, EXPR ldv_malloc(sizeof(struct device)) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(arg2)=113246208, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, arg0={0:0}, arg0={0:0}, arg1={0:0}, arg1={0:0}, arg2=113246208, arg3={0:0}, arg3={0:0}, arg4={21:0}, arg4={21:0}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_malloc(sizeof(struct device))={0:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L11071] return ldv_malloc(sizeof(struct device)); [L7723] RET device_create(ppp_class, (struct device *)0, 113246208U, (void *)0, "ppp") VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __key={73:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, device_create(ppp_class, (struct device *)0, 113246208U, (void *)0, "ppp")={0:0}, err=0, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, tmp={0:0}, tmp___1=0] [L7725] return (0); [L7725] return (0); VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, \result=0, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=0, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, tmp={0:0}, tmp___1=0] [L10650] RET, EXPR ppp_init() VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, ldv_s_ppp_device_fops_file_operations=0, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_init()=0, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L10650] tmp = ppp_init() [L10652] COND FALSE !(tmp != 0) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, ldv_s_ppp_device_fops_file_operations=0, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, tmp=0] [L10784] tmp___1 = __VERIFIER_nondet_int() [L10786] COND TRUE tmp___1 != 0 VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, ldv_s_ppp_device_fops_file_operations=0, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, tmp=0, tmp___1=1] [L10659] tmp___0 = __VERIFIER_nondet_int() [L10661] COND TRUE tmp___0 == 0 VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, ldv_s_ppp_device_fops_file_operations=0, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, tmp=0, tmp___0=0, tmp___1=1] [L10694] COND TRUE ldv_s_ppp_device_fops_file_operations == 0 VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, ldv_s_ppp_device_fops_file_operations=0, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, tmp=0, tmp___0=0, tmp___1=1] [L10696] CALL, EXPR ppp_open(var_group2, var_group1) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, file={8589934651:-4}, inode={8589934597:8589934625}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L6316] bool tmp ; [L6317] int tmp___0 ; VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, file={8589934651:-4}, file={8589934651:-4}, inode={8589934597:8589934625}, inode={8589934597:8589934625}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L6320] CALL, EXPR capable(12) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(arg0)=12, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L11058] return __VERIFIER_nondet_bool(); [L6320] RET, EXPR capable(12) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, capable(12)=257, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, file={8589934651:-4}, file={8589934651:-4}, inode={8589934597:8589934625}, inode={8589934597:8589934625}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L6320] tmp = capable(12) [L6322] COND TRUE \read(tmp) [L6323] tmp___0 = 0 [L6327] COND FALSE !(\read(tmp___0)) [L6331] return (0); [L10696] RET, EXPR ppp_open(var_group2, var_group1) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, ldv_s_ppp_device_fops_file_operations=0, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_open(var_group2, var_group1)=0, ppp_unit_count={61:0}, tmp=0, tmp___0=0, tmp___1=1, var_group1={8589934651:-4}, var_group2={8589934597:8589934625}] [L10696] res_ppp_open_3 = ppp_open(var_group2, var_group1) [L10697] FCALL ldv_check_return_value(res_ppp_open_3) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, ldv_s_ppp_device_fops_file_operations=0, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, res_ppp_open_3=0, tmp=0, tmp___0=0, tmp___1=1, var_group1={8589934651:-4}, var_group2={8589934597:8589934625}] [L10699] COND FALSE !(res_ppp_open_3 != 0) [L10703] ldv_s_ppp_device_fops_file_operations = ldv_s_ppp_device_fops_file_operations + 1 VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, ldv_s_ppp_device_fops_file_operations=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, res_ppp_open_3=0, tmp=0, tmp___0=0, tmp___1=1, var_group1={8589934651:-4}, var_group2={8589934597:8589934625}] [L10784] tmp___1 = __VERIFIER_nondet_int() [L10786] COND TRUE tmp___1 != 0 VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, ldv_s_ppp_device_fops_file_operations=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, res_ppp_open_3=0, tmp=0, tmp___0=0, tmp___1=1, var_group1={8589934651:-4}, var_group2={8589934597:8589934625}] [L10659] tmp___0 = __VERIFIER_nondet_int() [L10661] COND FALSE !(tmp___0 == 0) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, ldv_s_ppp_device_fops_file_operations=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, res_ppp_open_3=0, tmp=0, tmp___0=5, tmp___1=1, var_group1={8589934651:-4}, var_group2={8589934597:8589934625}] [L10664] COND FALSE !(tmp___0 == 1) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, ldv_s_ppp_device_fops_file_operations=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, res_ppp_open_3=0, tmp=0, tmp___0=5, tmp___1=1, var_group1={8589934651:-4}, var_group2={8589934597:8589934625}] [L10667] COND FALSE !(tmp___0 == 2) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, ldv_s_ppp_device_fops_file_operations=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, res_ppp_open_3=0, tmp=0, tmp___0=5, tmp___1=1, var_group1={8589934651:-4}, var_group2={8589934597:8589934625}] [L10670] COND FALSE !(tmp___0 == 3) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, ldv_s_ppp_device_fops_file_operations=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, res_ppp_open_3=0, tmp=0, tmp___0=5, tmp___1=1, var_group1={8589934651:-4}, var_group2={8589934597:8589934625}] [L10673] COND FALSE !(tmp___0 == 4) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, ldv_s_ppp_device_fops_file_operations=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, res_ppp_open_3=0, tmp=0, tmp___0=5, tmp___1=1, var_group1={8589934651:-4}, var_group2={8589934597:8589934625}] [L10676] COND TRUE tmp___0 == 5 VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, ldv_s_ppp_device_fops_file_operations=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, res_ppp_open_3=0, tmp=0, tmp___0=5, tmp___1=1, var_group1={8589934651:-4}, var_group2={8589934597:8589934625}] [L10753] CALL ppp_ioctl(var_group1, var_ppp_ioctl_9_p1, var_ppp_ioctl_9_p2) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(arg)=4294967293, \old(cmd)=1074033753, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, file={8589934651:-4}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L6746] struct ppp_file *pf ; [L6747] struct ppp *ppp ; [L6748] int err ; [L6749] int val ; [L6750] int val2 ; [L6751] int i ; [L6752] struct ppp_idle idle ; [L6753] struct npioctl npi ; [L6754] int unit ; [L6755] int cflags ; [L6756] struct slcompress *vj ; [L6757] void *argp ; [L6758] int *p ; [L6759] struct task_struct *tmp ; [L6760] int tmp___0 ; [L6761] struct ppp_file const *__mptr ; [L6762] long tmp___1 ; [L6763] long tmp___2 ; [L6764] struct channel *pch ; [L6765] struct ppp_channel *chan ; [L6766] struct ppp_file const *__mptr___0 ; [L6767] int __ret_gu ; [L6768] unsigned long __val_gu ; [L6769] struct ppp_file const *__mptr___1 ; [L6770] int __ret_gu___0 ; [L6771] unsigned long __val_gu___0 ; [L6772] int __ret_gu___1 ; [L6773] unsigned long __val_gu___1 ; [L6774] int __ret_pu ; [L6775] int __pu_val ; [L6776] int __ret_pu___0 ; [L6777] int __pu_val___0 ; [L6778] int __ret_gu___2 ; [L6779] unsigned long __val_gu___2 ; [L6780] int __ret_pu___1 ; [L6781] int __pu_val___1 ; [L6782] int tmp___3 ; [L6783] int __ret_gu___3 ; [L6784] unsigned long __val_gu___3 ; [L6785] unsigned long tmp___4 ; [L6786] int tmp___5 ; [L6787] struct sock_filter *code ; [L6788] struct sock_filter *code___0 ; [L6789] int __ret_gu___4 ; [L6790] unsigned long __val_gu___4 ; [L6792] EXPR file->private_data [L6792] pf = (struct ppp_file *)file->private_data [L6793] err = -14 [L6794] argp = (void *)arg [L6795] p = (int *)argp VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(arg)=4294967293, \old(cmd)=1074033753, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, arg=4294967293, argp={0:-3}, channel_count={62:0}, cmd=1074033753, code={74:0}, code___0={77:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={8589934651:-4}, file={8589934651:-4}, idle={75:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npi={71:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:-3}, pf={232:-231}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L6796] COND FALSE !((unsigned long )pf == (unsigned long )((struct ppp_file *)0)) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(arg)=4294967293, \old(cmd)=1074033753, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, arg=4294967293, argp={0:-3}, channel_count={62:0}, cmd=1074033753, code={74:0}, code___0={77:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={8589934651:-4}, file={8589934651:-4}, idle={75:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npi={71:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:-3}, pf={232:-231}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L6804] COND FALSE !(cmd == 1074033724U) [L6840] EXPR pf->kind VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(arg)=4294967293, \old(cmd)=1074033753, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, arg=4294967293, argp={0:-3}, channel_count={62:0}, cmd=1074033753, code={74:0}, code___0={77:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={8589934651:-4}, file={8589934651:-4}, idle={75:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npi={71:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:-3}, pf->kind=-4294967295, pf={232:-231}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L6840] COND FALSE !((unsigned int )pf->kind == 2U) [L6923] EXPR pf->kind VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(arg)=4294967293, \old(cmd)=1074033753, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, arg=4294967293, argp={0:-3}, channel_count={62:0}, cmd=1074033753, code={74:0}, code___0={77:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={8589934651:-4}, file={8589934651:-4}, idle={75:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npi={71:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:-3}, pf->kind=-4294967295, pf={232:-231}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L6923] COND FALSE !((unsigned int )pf->kind != 1U) [L6931] FCALL mutex_lock_nested(& ppp_mutex, 0U) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(arg)=4294967293, \old(cmd)=1074033753, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, arg=4294967293, argp={0:-3}, channel_count={62:0}, cmd=1074033753, code={74:0}, code___0={77:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={8589934651:-4}, file={8589934651:-4}, idle={75:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npi={71:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:-3}, pf={232:-231}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L6932] __mptr___1 = (struct ppp_file const *)pf [L6933] ppp = (struct ppp *)__mptr___1 VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(arg)=4294967293, \old(cmd)=1074033753, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __mptr___1={232:-231}, __this_module={8589934601:8589934613}, arg=4294967293, argp={0:-3}, channel_count={62:0}, cmd=1074033753, code={74:0}, code___0={77:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={8589934651:-4}, file={8589934651:-4}, idle={75:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npi={71:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:-3}, pf={232:-231}, ppp={232:-231}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L6935] COND FALSE !((int )cmd == 1074033746) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(arg)=4294967293, \old(cmd)=1074033753, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __mptr___1={232:-231}, __this_module={8589934601:8589934613}, arg=4294967293, argp={0:-3}, channel_count={62:0}, cmd=1074033753, code={74:0}, code___0={77:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={8589934651:-4}, file={8589934651:-4}, idle={75:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npi={71:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:-3}, pf={232:-231}, ppp={232:-231}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L6938] COND TRUE (int )cmd == 1074033753 VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(arg)=4294967293, \old(cmd)=1074033753, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __mptr___1={232:-231}, __this_module={8589934601:8589934613}, arg=4294967293, argp={0:-3}, channel_count={62:0}, cmd=1074033753, code={74:0}, code___0={77:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={8589934651:-4}, file={8589934651:-4}, idle={75:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npi={71:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:-3}, pf={232:-231}, ppp={232:-231}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L7014] FCALL might_fault() VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(arg)=4294967293, \old(cmd)=1074033753, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __mptr___1={232:-231}, __this_module={8589934601:8589934613}, arg=4294967293, argp={0:-3}, channel_count={62:0}, cmd=1074033753, code={74:0}, code___0={77:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={8589934651:-4}, file={8589934651:-4}, idle={75:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npi={71:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:-3}, pf={232:-231}, ppp={232:-231}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L7037] val = (int )__val_gu___1 VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(arg)=4294967293, \old(cmd)=1074033753, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __mptr___1={232:-231}, __this_module={8589934601:8589934613}, __val_gu___1=4294967294, arg=4294967293, argp={0:-3}, channel_count={62:0}, cmd=1074033753, code={74:0}, code___0={77:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={8589934651:-4}, file={8589934651:-4}, idle={75:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npi={71:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:-3}, pf={232:-231}, ppp={232:-231}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, val=-2] [L7038] COND FALSE !(__ret_gu___1 != 0) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(arg)=4294967293, \old(cmd)=1074033753, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __mptr___1={232:-231}, __ret_gu___1=0, __this_module={8589934601:8589934613}, __val_gu___1=4294967294, arg=4294967293, argp={0:-3}, channel_count={62:0}, cmd=1074033753, code={74:0}, code___0={77:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={8589934651:-4}, file={8589934651:-4}, idle={75:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npi={71:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:-3}, pf={232:-231}, ppp={232:-231}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, val=-2] [L7043] CALL spin_lock_bh(& ppp->wlock) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, lock={232:29}, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L5320] FCALL _raw_spin_lock_bh(& lock->ldv_6060.rlock) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, lock={232:29}, lock={232:29}, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L7043] RET spin_lock_bh(& ppp->wlock) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(arg)=4294967293, \old(cmd)=1074033753, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __mptr___1={232:-231}, __ret_gu___1=0, __this_module={8589934601:8589934613}, __val_gu___1=4294967294, arg=4294967293, argp={0:-3}, channel_count={62:0}, cmd=1074033753, code={74:0}, code___0={77:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={8589934651:-4}, file={8589934651:-4}, idle={75:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npi={71:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:-3}, pf={232:-231}, ppp={232:-231}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, val=-2] [L7044] CALL spin_lock_bh(& ppp->rlock) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, lock={232:-19}, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L5320] FCALL _raw_spin_lock_bh(& lock->ldv_6060.rlock) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, lock={232:-19}, lock={232:-19}, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L7044] RET spin_lock_bh(& ppp->rlock) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(arg)=4294967293, \old(cmd)=1074033753, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __mptr___1={232:-231}, __ret_gu___1=0, __this_module={8589934601:8589934613}, __val_gu___1=4294967294, arg=4294967293, argp={0:-3}, channel_count={62:0}, cmd=1074033753, code={74:0}, code___0={77:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={8589934651:-4}, file={8589934651:-4}, idle={75:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npi={71:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:-3}, pf={232:-231}, ppp={232:-231}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, val=-2] [L7045] EXPR ppp->flags [L7045] EXPR ppp->flags & (unsigned int )(~ val) [L7045] cflags = (int )(ppp->flags & (unsigned int )(~ val)) [L7046] EXPR (unsigned int )val & 4214508U [L7046] ppp->flags = (unsigned int )val & 4214508U [L7047] CALL spin_unlock_bh(& ppp->rlock) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, lock={232:-19}, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L5338] FCALL _raw_spin_unlock_bh(& lock->ldv_6060.rlock) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, lock={232:-19}, lock={232:-19}, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L7047] RET spin_unlock_bh(& ppp->rlock) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(arg)=4294967293, \old(cmd)=1074033753, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __mptr___1={232:-231}, __ret_gu___1=0, __this_module={8589934601:8589934613}, __val_gu___1=4294967294, arg=4294967293, argp={0:-3}, cflags=1, channel_count={62:0}, cmd=1074033753, code={74:0}, code___0={77:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={8589934651:-4}, file={8589934651:-4}, idle={75:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npi={71:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:-3}, pf={232:-231}, ppp={232:-231}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, val=-2] [L7048] CALL spin_unlock_bh(& ppp->wlock) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, lock={232:29}, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L5338] FCALL _raw_spin_unlock_bh(& lock->ldv_6060.rlock) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, lock={232:29}, lock={232:29}, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L7048] RET spin_unlock_bh(& ppp->wlock) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(arg)=4294967293, \old(cmd)=1074033753, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __mptr___1={232:-231}, __ret_gu___1=0, __this_module={8589934601:8589934613}, __val_gu___1=4294967294, arg=4294967293, argp={0:-3}, cflags=1, channel_count={62:0}, cmd=1074033753, code={74:0}, code___0={77:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={8589934651:-4}, file={8589934651:-4}, idle={75:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npi={71:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:-3}, pf={232:-231}, ppp={232:-231}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, val=-2] [L7050] EXPR cflags & 64 VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(arg)=4294967293, \old(cmd)=1074033753, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __mptr___1={232:-231}, __ret_gu___1=0, __this_module={8589934601:8589934613}, __val_gu___1=4294967294, arg=4294967293, argp={0:-3}, cflags & 64=1, cflags=1, channel_count={62:0}, cmd=1074033753, code={74:0}, code___0={77:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={8589934651:-4}, file={8589934651:-4}, idle={75:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npi={71:0}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, p={0:-3}, pf={232:-231}, ppp={232:-231}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, val=-2] [L7050] COND TRUE (cflags & 64) != 0 [L7052] CALL ppp_ccp_closed(ppp) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp={232:-231}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L9952] void *xstate ; [L9953] void *rstate ; [L9954] struct compressor *xcomp ; [L9955] struct compressor *rcomp ; VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp={232:-231}, ppp={232:-231}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L9958] CALL spin_lock_bh(& ppp->wlock) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, lock={232:29}, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L5320] FCALL _raw_spin_lock_bh(& lock->ldv_6060.rlock) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, lock={232:29}, lock={232:29}, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L9958] RET spin_lock_bh(& ppp->wlock) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp={232:-231}, ppp={232:-231}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L9959] CALL spin_lock_bh(& ppp->rlock) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, lock={232:-19}, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L5320] FCALL _raw_spin_lock_bh(& lock->ldv_6060.rlock) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, lock={232:-19}, lock={232:-19}, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L9959] RET spin_lock_bh(& ppp->rlock) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp={232:-231}, ppp={232:-231}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L9960] EXPR ppp->flags [L9960] EXPR ppp->flags & 4294967103U [L9960] ppp->flags = ppp->flags & 4294967103U [L9961] ppp->xstate = 0U [L9962] EXPR ppp->xcomp [L9962] xcomp = ppp->xcomp [L9963] EXPR ppp->xc_state [L9963] xstate = ppp->xc_state [L9964] ppp->xc_state = (void *)0 [L9965] ppp->rstate = 0U [L9966] EXPR ppp->rcomp [L9966] rcomp = ppp->rcomp [L9967] EXPR ppp->rc_state [L9967] rstate = ppp->rc_state [L9968] ppp->rc_state = (void *)0 VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp={232:-231}, ppp={232:-231}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, rcomp={4294967297:-61}, rstate={4294967297:0}, xcomp={8589934649:8589934621}, xstate={4294967214:82}] [L9969] CALL spin_unlock_bh(& ppp->rlock) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, lock={232:-19}, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L5338] FCALL _raw_spin_unlock_bh(& lock->ldv_6060.rlock) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, lock={232:-19}, lock={232:-19}, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L9969] RET spin_unlock_bh(& ppp->rlock) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp={232:-231}, ppp={232:-231}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, rcomp={4294967297:-61}, rstate={4294967297:0}, xcomp={8589934649:8589934621}, xstate={4294967214:82}] [L9970] CALL spin_unlock_bh(& ppp->wlock) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, lock={232:29}, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L5338] FCALL _raw_spin_unlock_bh(& lock->ldv_6060.rlock) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, lock={232:29}, lock={232:29}, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L9970] RET spin_unlock_bh(& ppp->wlock) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp={232:-231}, ppp={232:-231}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, rcomp={4294967297:-61}, rstate={4294967297:0}, xcomp={8589934649:8589934621}, xstate={4294967214:82}] [L9972] COND FALSE !((unsigned long )xstate != (unsigned long )((void *)0)) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp={232:-231}, ppp={232:-231}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, rcomp={4294967297:-61}, rstate={4294967297:0}, xcomp={8589934649:8589934621}, xstate={4294967214:82}] [L9979] COND TRUE (unsigned long )rstate != (unsigned long )((void *)0) [L9981] EXPR rcomp->decomp_free VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp={232:-231}, ppp={232:-231}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, rcomp->decomp_free={-1:12}, rcomp={4294967297:-61}, rstate={4294967297:0}, xcomp={8589934649:8589934621}, xstate={4294967214:82}] [L9981] CALL (*(rcomp->decomp_free))(rstate) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L7931] dev->netdev_ops = & ppp_netdev_ops [L7932] dev->hard_header_len = (unsigned short)4 [L7933] dev->mtu = 1500U [L7934] dev->addr_len = (unsigned char)0 [L7935] dev->tx_queue_len = 3UL [L7936] dev->type = (unsigned short)512 [L7937] dev->flags = 4240U [L7938] EXPR dev->features [L7938] EXPR dev->features | 8192U [L7938] dev->features = dev->features | 8192U [L7939] EXPR dev->priv_flags [L7939] EXPR dev->priv_flags & 4294966271U [L7939] dev->priv_flags = dev->priv_flags & 4294966271U [L9981] RET (*(rcomp->decomp_free))(rstate) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp={232:-231}, ppp={232:-231}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, rcomp->decomp_free={-1:12}, rcomp={4294967297:-61}, rstate={4294967297:0}, xcomp={8589934649:8589934621}, xstate={4294967214:82}] [L9982] EXPR rcomp->owner VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp={232:-231}, ppp={232:-231}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}, rcomp->owner={79:-78}, rcomp={4294967297:-61}, rstate={4294967297:0}, xcomp={8589934649:8589934621}, xstate={4294967214:82}] [L9982] CALL ldv_module_put_6(rcomp->owner) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_func_arg1={79:-78}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L10935] CALL ldv_module_put(ldv_func_arg1) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, module={79:-78}, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L10845] COND TRUE (unsigned long )module != (unsigned long )((struct module *)0) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, module={79:-78}, module={79:-78}, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L10846] COND TRUE ldv_module_refcounter <= 1 VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, module={79:-78}, module={79:-78}, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L10848] CALL ldv_blast_assert() VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] [L10809] reach_error() VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934601:8589934613}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, ppp_class={0:0}, ppp_device_fops={66:0}, ppp_mutex={60:0}, ppp_net_id={63:0}, ppp_net_ops={67:0}, ppp_netdev_ops={68:0}, ppp_unit_count={61:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 269 procedures, 2130 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 29.3s, OverallIterations: 4, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 26.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 8 mSolverCounterUnknown, 2312 SdHoareTripleChecker+Valid, 25.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2296 mSDsluCounter, 19551 SdHoareTripleChecker+Invalid, 24.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 13282 mSDsCounter, 44 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2569 IncrementalHoareTripleChecker+Invalid, 2621 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 44 mSolverCounterUnsat, 6269 mSDtfsCounter, 2569 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 18 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3278occurred in iteration=2, InterpolantAutomatonStates: 15, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 3 MinimizatonAttempts, 26 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 440 NumberOfCodeBlocks, 440 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 256 ConstructedInterpolants, 0 QuantifiedInterpolants, 358 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 30/30 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 [2023-04-03 03:39:04,353 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...