/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/automizer/svcomp-Reach-32bit-Automizer_Default.epf -tc ../../../trunk/examples/toolchains/AutomizerC.xml -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 [2023-04-02 07:10:30,386 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-02 07:10:30,387 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-02 07:10:30,414 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-02 07:10:30,415 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-02 07:10:30,415 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-02 07:10:30,417 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-02 07:10:30,418 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-02 07:10:30,419 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-02 07:10:30,420 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-02 07:10:30,421 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-02 07:10:30,422 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-02 07:10:30,422 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-02 07:10:30,423 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-02 07:10:30,424 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-02 07:10:30,425 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-02 07:10:30,425 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-02 07:10:30,426 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-02 07:10:30,427 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-02 07:10:30,429 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-02 07:10:30,430 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-02 07:10:30,435 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-02 07:10:30,436 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-02 07:10:30,437 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-02 07:10:30,439 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-02 07:10:30,440 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-02 07:10:30,440 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-02 07:10:30,441 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-02 07:10:30,441 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-02 07:10:30,442 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-02 07:10:30,442 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-02 07:10:30,443 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-02 07:10:30,443 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-02 07:10:30,444 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-02 07:10:30,444 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-02 07:10:30,445 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-02 07:10:30,445 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-02 07:10:30,445 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-02 07:10:30,446 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-02 07:10:30,446 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-02 07:10:30,447 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-02 07:10:30,455 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2023-04-02 07:10:30,480 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-02 07:10:30,480 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-02 07:10:30,481 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-02 07:10:30,481 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-02 07:10:30,481 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-02 07:10:30,481 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-02 07:10:30,482 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-04-02 07:10:30,482 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-04-02 07:10:30,482 INFO L138 SettingsManager]: * Use SBE=true [2023-04-02 07:10:30,482 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-02 07:10:30,482 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-02 07:10:30,482 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-02 07:10:30,483 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-02 07:10:30,483 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-02 07:10:30,483 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-02 07:10:30,483 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-02 07:10:30,483 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-02 07:10:30,483 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-02 07:10:30,483 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-02 07:10:30,483 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-02 07:10:30,483 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-02 07:10:30,484 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-02 07:10:30,484 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-04-02 07:10:30,484 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-02 07:10:30,484 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 07:10:30,484 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-02 07:10:30,484 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-02 07:10:30,484 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-02 07:10:30,490 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-04-02 07:10:30,490 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-02 07:10:30,490 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-04-02 07:10:30,491 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-02 07:10:30,491 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-04-02 07:10:30,491 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-04-02 07:10:30,491 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-04-02 07:10:30,491 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-04-02 07:10:30,701 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-02 07:10:30,726 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-02 07:10:30,728 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-02 07:10:30,729 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-02 07:10:30,730 INFO L275 PluginConnector]: CDTParser initialized [2023-04-02 07:10:30,731 INFO L432 ainManager$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 [2023-04-02 07:10:31,897 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-02 07:10:32,457 INFO L351 CDTParser]: Found 1 translation units. [2023-04-02 07:10:32,457 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 [2023-04-02 07:10:32,508 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a198e309d/19595f344d5348a7a0cc8945f3331c47/FLAG788de1584 [2023-04-02 07:10:32,522 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a198e309d/19595f344d5348a7a0cc8945f3331c47 [2023-04-02 07:10:32,524 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-02 07:10:32,526 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-02 07:10:32,530 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-02 07:10:32,530 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-02 07:10:32,533 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-02 07:10:32,534 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 07:10:32" (1/1) ... [2023-04-02 07:10:32,535 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69d6c0c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 07:10:32, skipping insertion in model container [2023-04-02 07:10:32,535 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 07:10:32" (1/1) ... [2023-04-02 07:10:32,541 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-02 07:10:32,679 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-02 07:10:34,531 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] [2023-04-02 07:10:34,576 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 07:10:34,611 INFO L203 MainTranslator]: Completed pre-run [2023-04-02 07:10:34,866 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] [2023-04-02 07:10:34,876 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 07:10:35,100 WARN L667 CHandler]: The function __xchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-04-02 07:10:35,100 WARN L667 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-04-02 07:10:35,100 WARN L667 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-04-02 07:10:35,107 INFO L208 MainTranslator]: Completed translation [2023-04-02 07:10:35,107 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 07:10:35 WrapperNode [2023-04-02 07:10:35,107 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-02 07:10:35,109 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-02 07:10:35,109 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-02 07:10:35,109 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-02 07:10:35,119 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 07:10:35" (1/1) ... [2023-04-02 07:10:35,119 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 07:10:35" (1/1) ... [2023-04-02 07:10:35,199 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 07:10:35" (1/1) ... [2023-04-02 07:10:35,199 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 07:10:35" (1/1) ... [2023-04-02 07:10:35,372 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 07:10:35" (1/1) ... [2023-04-02 07:10:35,399 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 07:10:35" (1/1) ... [2023-04-02 07:10:35,420 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 07:10:35" (1/1) ... [2023-04-02 07:10:35,442 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 07:10:35" (1/1) ... [2023-04-02 07:10:35,472 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-02 07:10:35,472 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-02 07:10:35,473 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-02 07:10:35,473 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-02 07:10:35,474 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 07:10:35" (1/1) ... [2023-04-02 07:10:35,480 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 07:10:35,489 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-02 07:10:35,506 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) [2023-04-02 07:10:35,531 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 [2023-04-02 07:10:35,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-02 07:10:35,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-02 07:10:35,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2023-04-02 07:10:35,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2023-04-02 07:10:35,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2023-04-02 07:10:35,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2023-04-02 07:10:35,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-04-02 07:10:35,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~X~int~TO~int [2023-04-02 07:10:35,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2023-04-02 07:10:35,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~$Pointer$ [2023-04-02 07:10:35,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-04-02 07:10:35,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~int~X~int~TO~int [2023-04-02 07:10:35,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~int~TO~int [2023-04-02 07:10:35,549 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-02 07:10:35,549 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-04-02 07:10:35,549 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2023-04-02 07:10:35,549 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2023-04-02 07:10:35,549 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move [2023-04-02 07:10:35,549 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-04-02 07:10:35,549 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-04-02 07:10:35,550 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-04-02 07:10:35,550 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2023-04-02 07:10:35,550 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2023-04-02 07:10:35,550 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2023-04-02 07:10:35,550 INFO L138 BoogieDeclarations]: Found implementation of procedure __swab16p [2023-04-02 07:10:35,550 INFO L138 BoogieDeclarations]: Found implementation of procedure __be16_to_cpup [2023-04-02 07:10:35,550 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2023-04-02 07:10:35,550 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-04-02 07:10:35,550 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-04-02 07:10:35,550 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-04-02 07:10:35,551 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2023-04-02 07:10:35,551 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2023-04-02 07:10:35,551 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2023-04-02 07:10:35,551 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2023-04-02 07:10:35,551 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic64_read [2023-04-02 07:10:35,551 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_long_read [2023-04-02 07:10:35,551 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2023-04-02 07:10:35,551 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-04-02 07:10:35,551 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-04-02 07:10:35,552 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2023-04-02 07:10:35,552 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-04-02 07:10:35,552 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2023-04-02 07:10:35,552 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_lock [2023-04-02 07:10:35,552 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_unlock [2023-04-02 07:10:35,553 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2023-04-02 07:10:35,553 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2023-04-02 07:10:35,553 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2023-04-02 07:10:35,553 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-04-02 07:10:35,553 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-04-02 07:10:35,553 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2023-04-02 07:10:35,554 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2023-04-02 07:10:35,554 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2023-04-02 07:10:35,554 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-04-02 07:10:35,554 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2023-04-02 07:10:35,554 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_is_last [2023-04-02 07:10:35,555 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_next [2023-04-02 07:10:35,555 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_cloned [2023-04-02 07:10:35,555 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_header_cloned [2023-04-02 07:10:35,555 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_peek [2023-04-02 07:10:35,555 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2023-04-02 07:10:35,555 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_head_init [2023-04-02 07:10:35,556 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2023-04-02 07:10:35,556 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_insert [2023-04-02 07:10:35,556 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_before [2023-04-02 07:10:35,556 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_unlink [2023-04-02 07:10:35,556 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_nonlinear [2023-04-02 07:10:35,556 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2023-04-02 07:10:35,556 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_pull [2023-04-02 07:10:35,556 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_may_pull [2023-04-02 07:10:35,557 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2023-04-02 07:10:35,557 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tailroom [2023-04-02 07:10:35,557 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2023-04-02 07:10:35,557 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2023-04-02 07:10:35,557 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_cow [2023-04-02 07:10:35,557 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_cow_head [2023-04-02 07:10:35,557 INFO L138 BoogieDeclarations]: Found implementation of procedure register_chrdev [2023-04-02 07:10:35,558 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev [2023-04-02 07:10:35,558 INFO L138 BoogieDeclarations]: Found implementation of procedure test_tsk_thread_flag [2023-04-02 07:10:35,558 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2023-04-02 07:10:35,558 INFO L138 BoogieDeclarations]: Found implementation of procedure hold_net [2023-04-02 07:10:35,558 INFO L138 BoogieDeclarations]: Found implementation of procedure release_net [2023-04-02 07:10:35,558 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-04-02 07:10:35,558 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_net_set [2023-04-02 07:10:35,559 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-04-02 07:10:35,559 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-04-02 07:10:35,559 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2023-04-02 07:10:35,559 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-04-02 07:10:35,560 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2023-04-02 07:10:35,560 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-04-02 07:10:35,560 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_wait [2023-04-02 07:10:35,560 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_be16 [2023-04-02 07:10:35,560 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_be16 [2023-04-02 07:10:35,560 INFO L138 BoogieDeclarations]: Found implementation of procedure net_generic [2023-04-02 07:10:35,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_pernet [2023-04-02 07:10:35,560 INFO L138 BoogieDeclarations]: Found implementation of procedure proto_to_npindex [2023-04-02 07:10:35,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ethertype_to_npindex [2023-04-02 07:10:35,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_open [2023-04-02 07:10:35,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_release [2023-04-02 07:10:35,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_read [2023-04-02 07:10:35,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_write [2023-04-02 07:10:35,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_poll [2023-04-02 07:10:35,561 INFO L138 BoogieDeclarations]: Found implementation of procedure get_filter [2023-04-02 07:10:35,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ioctl [2023-04-02 07:10:35,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_unattached_ioctl [2023-04-02 07:10:35,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_init_net [2023-04-02 07:10:35,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_exit_net [2023-04-02 07:10:35,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_init [2023-04-02 07:10:35,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_start_xmit [2023-04-02 07:10:35,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_net_ioctl [2023-04-02 07:10:35,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_setup [2023-04-02 07:10:35,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_xmit_process [2023-04-02 07:10:35,563 INFO L138 BoogieDeclarations]: Found implementation of procedure pad_compress_skb [2023-04-02 07:10:35,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_send_frame [2023-04-02 07:10:35,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_push [2023-04-02 07:10:35,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_mp_explode [2023-04-02 07:10:35,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_channel_push [2023-04-02 07:10:35,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_do_recv [2023-04-02 07:10:35,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_input [2023-04-02 07:10:35,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_input_error [2023-04-02 07:10:35,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_receive_frame [2023-04-02 07:10:35,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_receive_error [2023-04-02 07:10:35,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_receive_nonmp_frame [2023-04-02 07:10:35,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_decompress_frame [2023-04-02 07:10:35,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_receive_mp_frame [2023-04-02 07:10:35,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_mp_insert [2023-04-02 07:10:35,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_mp_reconstruct [2023-04-02 07:10:35,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_register_channel [2023-04-02 07:10:35,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_register_net_channel [2023-04-02 07:10:35,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_channel_index [2023-04-02 07:10:35,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_unit_number [2023-04-02 07:10:35,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_dev_name [2023-04-02 07:10:35,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_unregister_channel [2023-04-02 07:10:35,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_output_wakeup [2023-04-02 07:10:35,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_set_compress [2023-04-02 07:10:35,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ccp_peek [2023-04-02 07:10:35,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ccp_closed [2023-04-02 07:10:35,572 INFO L138 BoogieDeclarations]: Found implementation of procedure find_comp_entry [2023-04-02 07:10:35,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_register_compressor [2023-04-02 07:10:35,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_unregister_compressor [2023-04-02 07:10:35,573 INFO L138 BoogieDeclarations]: Found implementation of procedure find_compressor [2023-04-02 07:10:35,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_get_stats [2023-04-02 07:10:35,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_create_interface [2023-04-02 07:10:35,573 INFO L138 BoogieDeclarations]: Found implementation of procedure init_ppp_file [2023-04-02 07:10:35,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_shutdown_interface [2023-04-02 07:10:35,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_destroy_interface [2023-04-02 07:10:35,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_find_unit [2023-04-02 07:10:35,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_find_channel [2023-04-02 07:10:35,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_connect_channel [2023-04-02 07:10:35,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_disconnect_channel [2023-04-02 07:10:35,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_destroy_channel [2023-04-02 07:10:35,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_cleanup [2023-04-02 07:10:35,574 INFO L138 BoogieDeclarations]: Found implementation of procedure __unit_alloc [2023-04-02 07:10:35,574 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_set [2023-04-02 07:10:35,574 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_get [2023-04-02 07:10:35,574 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_put [2023-04-02 07:10:35,574 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_find [2023-04-02 07:10:35,574 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-02 07:10:35,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2023-04-02 07:10:35,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2023-04-02 07:10:35,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2023-04-02 07:10:35,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2023-04-02 07:10:35,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2023-04-02 07:10:35,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2023-04-02 07:10:35,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-04-02 07:10:35,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_1 [2023-04-02 07:10:35,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_2 [2023-04-02 07:10:35,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_3 [2023-04-02 07:10:35,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_4 [2023-04-02 07:10:35,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_5 [2023-04-02 07:10:35,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_6 [2023-04-02 07:10:35,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_7 [2023-04-02 07:10:35,575 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-04-02 07:10:35,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-04-02 07:10:35,575 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_skb [2023-04-02 07:10:35,575 INFO L138 BoogieDeclarations]: Found implementation of procedure __class_create [2023-04-02 07:10:35,575 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_rwsem [2023-04-02 07:10:35,575 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2023-04-02 07:10:35,576 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2023-04-02 07:10:35,576 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2023-04-02 07:10:35,576 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2023-04-02 07:10:35,576 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2023-04-02 07:10:35,576 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2023-04-02 07:10:35,576 INFO L138 BoogieDeclarations]: Found implementation of procedure __pskb_pull_tail [2023-04-02 07:10:35,576 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-04-02 07:10:35,577 INFO L138 BoogieDeclarations]: Found implementation of procedure __register_chrdev [2023-04-02 07:10:35,577 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_module [2023-04-02 07:10:35,577 INFO L138 BoogieDeclarations]: Found implementation of procedure __rwlock_init [2023-04-02 07:10:35,577 INFO L138 BoogieDeclarations]: Found implementation of procedure __unregister_chrdev [2023-04-02 07:10:35,577 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2023-04-02 07:10:35,577 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2023-04-02 07:10:35,577 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2023-04-02 07:10:35,578 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_lock_bh [2023-04-02 07:10:35,578 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_unlock_bh [2023-04-02 07:10:35,578 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2023-04-02 07:10:35,578 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_bh [2023-04-02 07:10:35,578 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2023-04-02 07:10:35,579 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_bh [2023-04-02 07:10:35,579 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock_bh [2023-04-02 07:10:35,579 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock_bh [2023-04-02 07:10:35,579 INFO L138 BoogieDeclarations]: Found implementation of procedure add_wait_queue [2023-04-02 07:10:35,579 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_netdev_mqs [2023-04-02 07:10:35,579 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2023-04-02 07:10:35,579 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2023-04-02 07:10:35,579 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2023-04-02 07:10:35,579 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2023-04-02 07:10:35,579 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create [2023-04-02 07:10:35,579 INFO L138 BoogieDeclarations]: Found implementation of procedure device_destroy [2023-04-02 07:10:35,579 INFO L138 BoogieDeclarations]: Found implementation of procedure down_read [2023-04-02 07:10:35,579 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write [2023-04-02 07:10:35,580 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-04-02 07:10:35,580 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_destroy [2023-04-02 07:10:35,580 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_find [2023-04-02 07:10:35,580 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_get_new_above [2023-04-02 07:10:35,580 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_init [2023-04-02 07:10:35,580 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_pre_get [2023-04-02 07:10:35,580 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2023-04-02 07:10:35,580 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2023-04-02 07:10:35,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2023-04-02 07:10:35,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2023-04-02 07:10:35,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_int [2023-04-02 07:10:35,580 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-04-02 07:10:35,580 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_acquire [2023-04-02 07:10:35,581 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_is_held [2023-04-02 07:10:35,581 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_release [2023-04-02 07:10:35,581 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_dereference [2023-04-02 07:10:35,581 INFO L138 BoogieDeclarations]: Found implementation of procedure memdup_user [2023-04-02 07:10:35,581 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2023-04-02 07:10:35,581 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-04-02 07:10:35,581 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-04-02 07:10:35,581 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2023-04-02 07:10:35,581 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-04-02 07:10:35,581 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_printk [2023-04-02 07:10:35,581 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2023-04-02 07:10:35,581 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2023-04-02 07:10:35,581 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-04-02 07:10:35,582 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_expand_head [2023-04-02 07:10:35,582 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2023-04-02 07:10:35,582 INFO L138 BoogieDeclarations]: Found implementation of procedure register_pernet_device [2023-04-02 07:10:35,582 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_wait_queue [2023-04-02 07:10:35,582 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2023-04-02 07:10:35,582 INFO L138 BoogieDeclarations]: Found implementation of procedure sk_chk_filter [2023-04-02 07:10:35,582 INFO L138 BoogieDeclarations]: Found implementation of procedure sk_run_filter [2023-04-02 07:10:35,582 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_bits [2023-04-02 07:10:35,583 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_datagram_iovec [2023-04-02 07:10:35,583 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2023-04-02 07:10:35,583 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2023-04-02 07:10:35,583 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull_rcsum [2023-04-02 07:10:35,583 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2023-04-02 07:10:35,583 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-04-02 07:10:35,583 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head [2023-04-02 07:10:35,583 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_purge [2023-04-02 07:10:35,583 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2023-04-02 07:10:35,584 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_trim [2023-04-02 07:10:35,587 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_compress [2023-04-02 07:10:35,588 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_free [2023-04-02 07:10:35,588 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_init [2023-04-02 07:10:35,588 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_remember [2023-04-02 07:10:35,588 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_toss [2023-04-02 07:10:35,588 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_uncompress [2023-04-02 07:10:35,588 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2023-04-02 07:10:35,588 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_pernet_device [2023-04-02 07:10:35,588 INFO L138 BoogieDeclarations]: Found implementation of procedure up_read [2023-04-02 07:10:35,588 INFO L138 BoogieDeclarations]: Found implementation of procedure up_write [2023-04-02 07:10:35,588 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_fmt [2023-04-02 07:10:35,588 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-04-02 07:10:35,588 INFO L138 BoogieDeclarations]: Found implementation of procedure default_wake_function [2023-04-02 07:10:35,589 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-04-02 07:10:35,589 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-04-02 07:10:35,589 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-04-02 07:10:35,589 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-02 07:10:35,589 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-02 07:10:35,589 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2023-04-02 07:10:35,589 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2023-04-02 07:10:35,589 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-02 07:10:35,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-02 07:10:35,589 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-04-02 07:10:35,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-02 07:10:35,589 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2023-04-02 07:10:35,589 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2023-04-02 07:10:35,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-02 07:10:35,590 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2023-04-02 07:10:35,590 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2023-04-02 07:10:35,590 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-04-02 07:10:35,590 INFO L130 BoogieDeclarations]: Found specification of procedure list_move [2023-04-02 07:10:35,590 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-04-02 07:10:35,590 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-04-02 07:10:35,590 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-04-02 07:10:35,590 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2023-04-02 07:10:35,590 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2023-04-02 07:10:35,590 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2023-04-02 07:10:35,590 INFO L130 BoogieDeclarations]: Found specification of procedure __swab16p [2023-04-02 07:10:35,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-02 07:10:35,590 INFO L130 BoogieDeclarations]: Found specification of procedure __be16_to_cpup [2023-04-02 07:10:35,591 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-04-02 07:10:35,591 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_fmt [2023-04-02 07:10:35,591 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-04-02 07:10:35,591 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2023-04-02 07:10:35,591 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-04-02 07:10:35,591 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-04-02 07:10:35,591 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2023-04-02 07:10:35,591 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2023-04-02 07:10:35,591 INFO L130 BoogieDeclarations]: Found specification of procedure memdup_user [2023-04-02 07:10:35,591 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2023-04-02 07:10:35,591 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2023-04-02 07:10:35,591 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-04-02 07:10:35,591 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-04-02 07:10:35,591 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-04-02 07:10:35,592 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2023-04-02 07:10:35,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-02 07:10:35,592 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2023-04-02 07:10:35,592 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2023-04-02 07:10:35,592 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2023-04-02 07:10:35,592 INFO L130 BoogieDeclarations]: Found specification of procedure atomic64_read [2023-04-02 07:10:35,592 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_long_read [2023-04-02 07:10:35,592 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2023-04-02 07:10:35,592 INFO L130 BoogieDeclarations]: Found specification of procedure lock_acquire [2023-04-02 07:10:35,592 INFO L130 BoogieDeclarations]: Found specification of procedure lock_release [2023-04-02 07:10:35,592 INFO L130 BoogieDeclarations]: Found specification of procedure lock_is_held [2023-04-02 07:10:35,592 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_dereference [2023-04-02 07:10:35,592 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-04-02 07:10:35,593 INFO L130 BoogieDeclarations]: Found specification of procedure __rwlock_init [2023-04-02 07:10:35,593 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2023-04-02 07:10:35,593 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_bh [2023-04-02 07:10:35,593 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2023-04-02 07:10:35,593 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_bh [2023-04-02 07:10:35,593 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_lock_bh [2023-04-02 07:10:35,593 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock_bh [2023-04-02 07:10:35,593 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_unlock_bh [2023-04-02 07:10:35,593 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock_bh [2023-04-02 07:10:35,593 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-04-02 07:10:35,593 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-04-02 07:10:35,593 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2023-04-02 07:10:35,593 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-04-02 07:10:35,593 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2023-04-02 07:10:35,594 INFO L130 BoogieDeclarations]: Found specification of procedure default_wake_function [2023-04-02 07:10:35,594 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2023-04-02 07:10:35,594 INFO L130 BoogieDeclarations]: Found specification of procedure add_wait_queue [2023-04-02 07:10:35,594 INFO L130 BoogieDeclarations]: Found specification of procedure remove_wait_queue [2023-04-02 07:10:35,594 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2023-04-02 07:10:35,594 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2023-04-02 07:10:35,594 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-04-02 07:10:35,594 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-04-02 07:10:35,594 INFO L130 BoogieDeclarations]: Found specification of procedure __init_rwsem [2023-04-02 07:10:35,594 INFO L130 BoogieDeclarations]: Found specification of procedure down_read [2023-04-02 07:10:35,594 INFO L130 BoogieDeclarations]: Found specification of procedure down_write [2023-04-02 07:10:35,594 INFO L130 BoogieDeclarations]: Found specification of procedure up_read [2023-04-02 07:10:35,594 INFO L130 BoogieDeclarations]: Found specification of procedure up_write [2023-04-02 07:10:35,595 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_lock [2023-04-02 07:10:35,595 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_unlock [2023-04-02 07:10:35,595 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2023-04-02 07:10:35,595 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2023-04-02 07:10:35,595 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2023-04-02 07:10:35,595 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2023-04-02 07:10:35,595 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-04-02 07:10:35,595 INFO L130 BoogieDeclarations]: Found specification of procedure __request_module [2023-04-02 07:10:35,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_7 [2023-04-02 07:10:35,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_1 [2023-04-02 07:10:35,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_2 [2023-04-02 07:10:35,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_3 [2023-04-02 07:10:35,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_4 [2023-04-02 07:10:35,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_5 [2023-04-02 07:10:35,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_6 [2023-04-02 07:10:35,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2023-04-02 07:10:35,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2023-04-02 07:10:35,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2023-04-02 07:10:35,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2023-04-02 07:10:35,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2023-04-02 07:10:35,596 INFO L130 BoogieDeclarations]: Found specification of procedure idr_find [2023-04-02 07:10:35,596 INFO L130 BoogieDeclarations]: Found specification of procedure idr_pre_get [2023-04-02 07:10:35,596 INFO L130 BoogieDeclarations]: Found specification of procedure idr_get_new_above [2023-04-02 07:10:35,596 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2023-04-02 07:10:35,596 INFO L130 BoogieDeclarations]: Found specification of procedure idr_destroy [2023-04-02 07:10:35,596 INFO L130 BoogieDeclarations]: Found specification of procedure idr_init [2023-04-02 07:10:35,596 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2023-04-02 07:10:35,596 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2023-04-02 07:10:35,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-04-02 07:10:35,597 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-04-02 07:10:35,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-04-02 07:10:35,597 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-04-02 07:10:35,597 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2023-04-02 07:10:35,597 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2023-04-02 07:10:35,597 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2023-04-02 07:10:35,597 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2023-04-02 07:10:35,597 INFO L130 BoogieDeclarations]: Found specification of procedure __class_create [2023-04-02 07:10:35,597 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2023-04-02 07:10:35,597 INFO L130 BoogieDeclarations]: Found specification of procedure device_create [2023-04-02 07:10:35,597 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2023-04-02 07:10:35,597 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2023-04-02 07:10:35,597 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_skb [2023-04-02 07:10:35,598 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2023-04-02 07:10:35,598 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_expand_head [2023-04-02 07:10:35,598 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-04-02 07:10:35,598 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2023-04-02 07:10:35,598 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_is_last [2023-04-02 07:10:35,598 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_next [2023-04-02 07:10:35,598 INFO L130 BoogieDeclarations]: Found specification of procedure skb_cloned [2023-04-02 07:10:35,598 INFO L130 BoogieDeclarations]: Found specification of procedure skb_header_cloned [2023-04-02 07:10:35,598 INFO L130 BoogieDeclarations]: Found specification of procedure skb_peek [2023-04-02 07:10:35,598 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2023-04-02 07:10:35,598 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_head_init [2023-04-02 07:10:35,598 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2023-04-02 07:10:35,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-04-02 07:10:35,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-02 07:10:35,599 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_insert [2023-04-02 07:10:35,599 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_before [2023-04-02 07:10:35,599 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head [2023-04-02 07:10:35,599 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2023-04-02 07:10:35,599 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_unlink [2023-04-02 07:10:35,599 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2023-04-02 07:10:35,599 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_nonlinear [2023-04-02 07:10:35,599 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2023-04-02 07:10:35,599 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-04-02 07:10:35,599 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2023-04-02 07:10:35,599 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2023-04-02 07:10:35,599 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_pull [2023-04-02 07:10:35,599 INFO L130 BoogieDeclarations]: Found specification of procedure __pskb_pull_tail [2023-04-02 07:10:35,600 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_may_pull [2023-04-02 07:10:35,600 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2023-04-02 07:10:35,600 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tailroom [2023-04-02 07:10:35,600 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2023-04-02 07:10:35,600 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2023-04-02 07:10:35,600 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2023-04-02 07:10:35,600 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_purge [2023-04-02 07:10:35,600 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2023-04-02 07:10:35,600 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_cow [2023-04-02 07:10:35,600 INFO L130 BoogieDeclarations]: Found specification of procedure skb_cow_head [2023-04-02 07:10:35,600 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull_rcsum [2023-04-02 07:10:35,600 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_datagram_iovec [2023-04-02 07:10:35,600 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_bits [2023-04-02 07:10:35,601 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2023-04-02 07:10:35,601 INFO L130 BoogieDeclarations]: Found specification of procedure __register_chrdev [2023-04-02 07:10:35,601 INFO L130 BoogieDeclarations]: Found specification of procedure __unregister_chrdev [2023-04-02 07:10:35,601 INFO L130 BoogieDeclarations]: Found specification of procedure register_chrdev [2023-04-02 07:10:35,601 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev [2023-04-02 07:10:35,601 INFO L130 BoogieDeclarations]: Found specification of procedure noop_llseek [2023-04-02 07:10:35,601 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2023-04-02 07:10:35,601 INFO L130 BoogieDeclarations]: Found specification of procedure test_tsk_thread_flag [2023-04-02 07:10:35,601 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2023-04-02 07:10:35,601 INFO L130 BoogieDeclarations]: Found specification of procedure hold_net [2023-04-02 07:10:35,601 INFO L130 BoogieDeclarations]: Found specification of procedure release_net [2023-04-02 07:10:35,601 INFO L130 BoogieDeclarations]: Found specification of procedure register_pernet_device [2023-04-02 07:10:35,601 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_pernet_device [2023-04-02 07:10:35,602 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-04-02 07:10:35,602 INFO L130 BoogieDeclarations]: Found specification of procedure dev_net_set [2023-04-02 07:10:35,602 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-04-02 07:10:35,602 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-04-02 07:10:35,602 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2023-04-02 07:10:35,602 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2023-04-02 07:10:35,602 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-04-02 07:10:35,602 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2023-04-02 07:10:35,602 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-04-02 07:10:35,602 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2023-04-02 07:10:35,602 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-04-02 07:10:35,602 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2023-04-02 07:10:35,602 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_netdev_mqs [2023-04-02 07:10:35,602 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2023-04-02 07:10:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2023-04-02 07:10:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_printk [2023-04-02 07:10:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-04-02 07:10:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure poll_wait [2023-04-02 07:10:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2023-04-02 07:10:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure sk_run_filter [2023-04-02 07:10:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure sk_chk_filter [2023-04-02 07:10:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_output_wakeup [2023-04-02 07:10:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_input [2023-04-02 07:10:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_input_error [2023-04-02 07:10:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_register_net_channel [2023-04-02 07:10:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_register_channel [2023-04-02 07:10:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_unregister_channel [2023-04-02 07:10:35,604 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_channel_index [2023-04-02 07:10:35,604 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_unit_number [2023-04-02 07:10:35,604 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_dev_name [2023-04-02 07:10:35,604 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_register_compressor [2023-04-02 07:10:35,604 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_unregister_compressor [2023-04-02 07:10:35,604 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_be16 [2023-04-02 07:10:35,604 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_be16 [2023-04-02 07:10:35,604 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_init [2023-04-02 07:10:35,604 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_free [2023-04-02 07:10:35,604 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_compress [2023-04-02 07:10:35,604 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_uncompress [2023-04-02 07:10:35,604 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_remember [2023-04-02 07:10:35,604 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_toss [2023-04-02 07:10:35,604 INFO L130 BoogieDeclarations]: Found specification of procedure net_generic [2023-04-02 07:10:35,605 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_unattached_ioctl [2023-04-02 07:10:35,605 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_xmit_process [2023-04-02 07:10:35,605 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_send_frame [2023-04-02 07:10:35,605 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_push [2023-04-02 07:10:35,605 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_channel_push [2023-04-02 07:10:35,605 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_receive_frame [2023-04-02 07:10:35,605 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_receive_error [2023-04-02 07:10:35,605 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_receive_nonmp_frame [2023-04-02 07:10:35,605 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_decompress_frame [2023-04-02 07:10:35,605 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_receive_mp_frame [2023-04-02 07:10:35,605 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_mp_insert [2023-04-02 07:10:35,605 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_mp_reconstruct [2023-04-02 07:10:35,605 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_mp_explode [2023-04-02 07:10:35,606 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_set_compress [2023-04-02 07:10:35,606 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ccp_peek [2023-04-02 07:10:35,606 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ccp_closed [2023-04-02 07:10:35,606 INFO L130 BoogieDeclarations]: Found specification of procedure find_compressor [2023-04-02 07:10:35,606 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_get_stats [2023-04-02 07:10:35,606 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_create_interface [2023-04-02 07:10:35,606 INFO L130 BoogieDeclarations]: Found specification of procedure init_ppp_file [2023-04-02 07:10:35,606 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_shutdown_interface [2023-04-02 07:10:35,606 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_destroy_interface [2023-04-02 07:10:35,606 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_find_unit [2023-04-02 07:10:35,606 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_find_channel [2023-04-02 07:10:35,606 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_connect_channel [2023-04-02 07:10:35,606 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_disconnect_channel [2023-04-02 07:10:35,607 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_destroy_channel [2023-04-02 07:10:35,607 INFO L130 BoogieDeclarations]: Found specification of procedure unit_get [2023-04-02 07:10:35,607 INFO L130 BoogieDeclarations]: Found specification of procedure unit_set [2023-04-02 07:10:35,607 INFO L130 BoogieDeclarations]: Found specification of procedure unit_put [2023-04-02 07:10:35,607 INFO L130 BoogieDeclarations]: Found specification of procedure unit_find [2023-04-02 07:10:35,607 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_pernet [2023-04-02 07:10:35,607 INFO L130 BoogieDeclarations]: Found specification of procedure proto_to_npindex [2023-04-02 07:10:35,607 INFO L130 BoogieDeclarations]: Found specification of procedure ethertype_to_npindex [2023-04-02 07:10:35,607 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_open [2023-04-02 07:10:35,607 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_release [2023-04-02 07:10:35,607 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_read [2023-04-02 07:10:35,607 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_write [2023-04-02 07:10:35,607 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_poll [2023-04-02 07:10:35,608 INFO L130 BoogieDeclarations]: Found specification of procedure get_filter [2023-04-02 07:10:35,608 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ioctl [2023-04-02 07:10:35,608 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2023-04-02 07:10:35,608 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_init_net [2023-04-02 07:10:35,608 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_exit_net [2023-04-02 07:10:35,608 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_init [2023-04-02 07:10:35,608 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_start_xmit [2023-04-02 07:10:35,608 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_net_ioctl [2023-04-02 07:10:35,608 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2023-04-02 07:10:35,608 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-04-02 07:10:35,608 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_setup [2023-04-02 07:10:35,608 INFO L130 BoogieDeclarations]: Found specification of procedure pad_compress_skb [2023-04-02 07:10:35,608 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2023-04-02 07:10:35,608 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-04-02 07:10:35,609 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2023-04-02 07:10:35,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-04-02 07:10:35,609 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_do_recv [2023-04-02 07:10:35,609 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~X~int~TO~int [2023-04-02 07:10:35,609 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2023-04-02 07:10:35,609 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~$Pointer$ [2023-04-02 07:10:35,609 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-04-02 07:10:35,609 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~int~X~int~TO~int [2023-04-02 07:10:35,609 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~int~TO~int [2023-04-02 07:10:35,609 INFO L130 BoogieDeclarations]: Found specification of procedure find_comp_entry [2023-04-02 07:10:35,609 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_cleanup [2023-04-02 07:10:35,609 INFO L130 BoogieDeclarations]: Found specification of procedure __unit_alloc [2023-04-02 07:10:35,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-04-02 07:10:35,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2023-04-02 07:10:35,610 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2023-04-02 07:10:35,610 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-02 07:10:35,610 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-02 07:10:35,610 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2023-04-02 07:10:35,610 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_int [2023-04-02 07:10:35,610 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2023-04-02 07:10:35,610 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-02 07:10:35,610 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-04-02 07:10:35,610 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-02 07:10:35,610 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2023-04-02 07:10:35,610 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2023-04-02 07:10:35,610 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-02 07:10:35,610 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-02 07:10:35,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-02 07:10:35,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-04-02 07:10:35,611 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-02 07:10:35,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-04-02 07:10:35,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-04-02 07:10:35,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-04-02 07:10:35,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-04-02 07:10:36,415 INFO L236 CfgBuilder]: Building ICFG [2023-04-02 07:10:36,421 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-02 07:10:36,803 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2023-04-02 07:10:36,803 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2023-04-02 07:10:36,940 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-04-02 07:10:37,029 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##35: assume !false; [2023-04-02 07:10:37,030 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##34: assume false; [2023-04-02 07:10:37,030 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##8: assume !false; [2023-04-02 07:10:37,030 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7: assume false; [2023-04-02 07:10:37,030 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##26: assume !false; [2023-04-02 07:10:37,030 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume !false; [2023-04-02 07:10:37,030 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume false; [2023-04-02 07:10:37,030 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume false; [2023-04-02 07:10:37,030 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2023-04-02 07:10:37,030 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2023-04-02 07:10:37,908 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-04-02 07:10:37,935 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##8: assume !false; [2023-04-02 07:10:37,935 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7: assume false; [2023-04-02 07:10:38,142 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-04-02 07:10:38,186 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##8: assume !false; [2023-04-02 07:10:38,186 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7: assume false; [2023-04-02 07:10:38,646 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-04-02 07:10:38,679 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##24: assume !false; [2023-04-02 07:10:38,679 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##23: assume false; [2023-04-02 07:10:38,694 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2023-04-02 07:10:38,901 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##39: assume !false; [2023-04-02 07:10:38,901 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##38: assume false; [2023-04-02 07:10:38,901 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6: assume !false; [2023-04-02 07:10:38,902 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; [2023-04-02 07:10:38,902 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint L6528: SUMMARY for call #t~ret311.base, #t~ret311.offset := get_current(); srcloc: null [2023-04-02 07:10:38,902 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint L6446: SUMMARY for call #t~ret297.base, #t~ret297.offset := get_current(); srcloc: null [2023-04-02 07:10:38,902 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; [2023-04-02 07:10:38,902 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5: assume false; [2023-04-02 07:10:39,389 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-04-02 07:10:39,390 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-04-02 07:10:39,588 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##70: assume !false; [2023-04-02 07:10:39,588 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##170: assume !false; [2023-04-02 07:10:39,588 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##76: assume !false; [2023-04-02 07:10:39,588 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##75: assume false; [2023-04-02 07:10:39,588 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##65: assume false; [2023-04-02 07:10:39,588 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##69: assume false; [2023-04-02 07:10:39,588 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##66: assume !false; [2023-04-02 07:10:39,588 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##127: assume !false; [2023-04-02 07:10:39,588 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##133: assume !false; [2023-04-02 07:10:39,589 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##132: assume false; [2023-04-02 07:10:39,589 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##140: assume false; [2023-04-02 07:10:39,589 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume !false; [2023-04-02 07:10:39,589 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume false; [2023-04-02 07:10:39,589 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##141: assume !false; [2023-04-02 07:10:39,589 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume !false; [2023-04-02 07:10:39,589 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##24: assume false; [2023-04-02 07:10:39,589 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##169: assume false; [2023-04-02 07:10:39,589 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##115: assume !false; [2023-04-02 07:10:39,589 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##114: assume false; [2023-04-02 07:10:39,589 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##121: assume !false; [2023-04-02 07:10:39,589 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##120: assume false; [2023-04-02 07:10:39,589 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##126: assume false; [2023-04-02 07:10:40,030 INFO L277 CfgBuilder]: Performing block encoding [2023-04-02 07:10:40,046 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-02 07:10:40,046 INFO L302 CfgBuilder]: Removed 16 assume(true) statements. [2023-04-02 07:10:40,052 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 07:10:40 BoogieIcfgContainer [2023-04-02 07:10:40,052 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-02 07:10:40,054 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-02 07:10:40,054 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-02 07:10:40,056 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-02 07:10:40,057 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.04 07:10:32" (1/3) ... [2023-04-02 07:10:40,057 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7466f1ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 07:10:40, skipping insertion in model container [2023-04-02 07:10:40,057 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 07:10:35" (2/3) ... [2023-04-02 07:10:40,057 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7466f1ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 07:10:40, skipping insertion in model container [2023-04-02 07:10:40,058 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 07:10:40" (3/3) ... [2023-04-02 07:10:40,059 INFO L112 eAbstractionObserver]: Analyzing ICFG module_get_put-drivers-net-ppp_generic.ko.cil.out.i [2023-04-02 07:10:40,074 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-02 07:10:40,074 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-02 07:10:40,153 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-02 07:10:40,158 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=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@4f5e9240, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-04-02 07:10:40,158 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-02 07:10:40,168 INFO L276 IsEmpty]: Start isEmpty. Operand has 2563 states, 1688 states have (on average 1.3459715639810426) internal successors, (2272), 1756 states have internal predecessors, (2272), 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) [2023-04-02 07:10:40,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-04-02 07:10:40,175 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 07:10:40,176 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-04-02 07:10:40,176 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 07:10:40,180 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 07:10:40,180 INFO L85 PathProgramCache]: Analyzing trace with hash -1299479651, now seen corresponding path program 1 times [2023-04-02 07:10:40,188 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 07:10:40,188 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [720721216] [2023-04-02 07:10:40,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 07:10:40,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 07:10:40,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:10:40,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 07:10:40,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:10:40,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 07:10:40,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:10:40,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 07:10:40,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:10:40,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 07:10:40,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:10:40,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 07:10:40,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:10:40,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 07:10:40,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:10:40,916 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-04-02 07:10:40,917 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 07:10:40,917 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [720721216] [2023-04-02 07:10:40,918 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [720721216] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 07:10:40,918 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 07:10:40,918 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-02 07:10:40,919 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [910745750] [2023-04-02 07:10:40,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 07:10:40,924 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-02 07:10:40,924 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 07:10:40,956 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-02 07:10:40,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-02 07:10:40,964 INFO L87 Difference]: Start difference. First operand has 2563 states, 1688 states have (on average 1.3459715639810426) internal successors, (2272), 1756 states have internal predecessors, (2272), 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 5 states, 5 states have (on average 3.8) internal successors, (19), 3 states have internal predecessors, (19), 3 states have call successors, (9), 5 states have call predecessors, (9), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2023-04-02 07:11:01,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 07:11:01,059 INFO L93 Difference]: Finished difference Result 6806 states and 9699 transitions. [2023-04-02 07:11:01,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-04-02 07:11:01,061 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.8) internal successors, (19), 3 states have internal predecessors, (19), 3 states have call successors, (9), 5 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 36 [2023-04-02 07:11:01,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 07:11:01,108 INFO L225 Difference]: With dead ends: 6806 [2023-04-02 07:11:01,109 INFO L226 Difference]: Without dead ends: 4802 [2023-04-02 07:11:01,127 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2023-04-02 07:11:01,132 INFO L413 NwaCegarLoop]: 147 mSDtfsCounter, 8279 mSDsluCounter, 193 mSDsCounter, 0 mSdLazyCounter, 6891 mSolverCounterSat, 4463 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8555 SdHoareTripleChecker+Valid, 340 SdHoareTripleChecker+Invalid, 11354 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4463 IncrementalHoareTripleChecker+Valid, 6891 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.1s IncrementalHoareTripleChecker+Time [2023-04-02 07:11:01,134 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8555 Valid, 340 Invalid, 11354 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4463 Valid, 6891 Invalid, 0 Unknown, 0 Unchecked, 18.1s Time] [2023-04-02 07:11:01,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4802 states. [2023-04-02 07:11:01,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4802 to 4011. [2023-04-02 07:11:01,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4011 states, 2640 states have (on average 1.309090909090909) internal successors, (3456), 2722 states have internal predecessors, (3456), 938 states have call successors, (938), 418 states have call predecessors, (938), 432 states have return successors, (979), 929 states have call predecessors, (979), 934 states have call successors, (979) [2023-04-02 07:11:01,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4011 states to 4011 states and 5373 transitions. [2023-04-02 07:11:01,954 INFO L78 Accepts]: Start accepts. Automaton has 4011 states and 5373 transitions. Word has length 36 [2023-04-02 07:11:01,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 07:11:01,955 INFO L495 AbstractCegarLoop]: Abstraction has 4011 states and 5373 transitions. [2023-04-02 07:11:01,955 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.8) internal successors, (19), 3 states have internal predecessors, (19), 3 states have call successors, (9), 5 states have call predecessors, (9), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2023-04-02 07:11:01,955 INFO L276 IsEmpty]: Start isEmpty. Operand 4011 states and 5373 transitions. [2023-04-02 07:11:01,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2023-04-02 07:11:01,972 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 07:11:01,972 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 07:11:01,973 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-02 07:11:01,973 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 07:11:01,973 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 07:11:01,973 INFO L85 PathProgramCache]: Analyzing trace with hash 374843701, now seen corresponding path program 1 times [2023-04-02 07:11:01,974 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 07:11:01,974 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [366491202] [2023-04-02 07:11:01,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 07:11:01,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 07:11:02,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:02,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 07:11:02,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:02,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 07:11:02,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:02,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 07:11:02,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:02,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 07:11:02,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:02,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 07:11:02,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:02,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 07:11:02,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:02,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-04-02 07:11:02,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:02,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-04-02 07:11:02,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:02,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-04-02 07:11:02,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:02,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2023-04-02 07:11:02,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:02,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-04-02 07:11:02,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:02,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 07:11:02,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:02,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-04-02 07:11:02,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:02,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 07:11:02,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:02,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-04-02 07:11:02,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:02,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 07:11:02,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:02,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2023-04-02 07:11:02,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:02,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 07:11:02,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:02,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-04-02 07:11:02,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:02,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 07:11:02,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:02,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2023-04-02 07:11:02,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:02,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 07:11:02,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:02,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-04-02 07:11:02,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:02,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 07:11:02,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:02,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-04-02 07:11:02,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:02,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 07:11:02,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:02,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2023-04-02 07:11:02,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:02,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 07:11:02,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:02,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 07:11:02,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:02,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 07:11:02,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:02,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 07:11:02,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:02,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-04-02 07:11:02,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:02,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 07:11:02,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:02,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-04-02 07:11:02,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:02,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 07:11:02,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:02,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-04-02 07:11:02,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:02,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-04-02 07:11:02,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:02,695 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2023-04-02 07:11:02,696 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 07:11:02,696 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [366491202] [2023-04-02 07:11:02,696 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [366491202] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 07:11:02,696 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 07:11:02,696 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-04-02 07:11:02,697 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [616941889] [2023-04-02 07:11:02,697 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 07:11:02,698 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-04-02 07:11:02,698 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 07:11:02,700 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-04-02 07:11:02,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-04-02 07:11:02,703 INFO L87 Difference]: Start difference. First operand 4011 states and 5373 transitions. Second operand has 6 states, 6 states have (on average 17.166666666666668) internal successors, (103), 3 states have internal predecessors, (103), 2 states have call successors, (39), 5 states have call predecessors, (39), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-04-02 07:11:18,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 07:11:18,337 INFO L93 Difference]: Finished difference Result 9515 states and 13299 transitions. [2023-04-02 07:11:18,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-04-02 07:11:18,338 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 17.166666666666668) internal successors, (103), 3 states have internal predecessors, (103), 2 states have call successors, (39), 5 states have call predecessors, (39), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 216 [2023-04-02 07:11:18,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 07:11:18,366 INFO L225 Difference]: With dead ends: 9515 [2023-04-02 07:11:18,366 INFO L226 Difference]: Without dead ends: 5574 [2023-04-02 07:11:18,378 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2023-04-02 07:11:18,379 INFO L413 NwaCegarLoop]: 123 mSDtfsCounter, 4968 mSDsluCounter, 219 mSDsCounter, 0 mSdLazyCounter, 8404 mSolverCounterSat, 2940 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5173 SdHoareTripleChecker+Valid, 342 SdHoareTripleChecker+Invalid, 11344 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2940 IncrementalHoareTripleChecker+Valid, 8404 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.1s IncrementalHoareTripleChecker+Time [2023-04-02 07:11:18,379 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5173 Valid, 342 Invalid, 11344 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2940 Valid, 8404 Invalid, 0 Unknown, 0 Unchecked, 14.1s Time] [2023-04-02 07:11:18,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5574 states. [2023-04-02 07:11:19,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5574 to 4013. [2023-04-02 07:11:19,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4013 states, 2642 states have (on average 1.3088569265707797) internal successors, (3458), 2724 states have internal predecessors, (3458), 938 states have call successors, (938), 418 states have call predecessors, (938), 432 states have return successors, (979), 929 states have call predecessors, (979), 934 states have call successors, (979) [2023-04-02 07:11:19,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4013 states to 4013 states and 5375 transitions. [2023-04-02 07:11:19,207 INFO L78 Accepts]: Start accepts. Automaton has 4013 states and 5375 transitions. Word has length 216 [2023-04-02 07:11:19,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 07:11:19,208 INFO L495 AbstractCegarLoop]: Abstraction has 4013 states and 5375 transitions. [2023-04-02 07:11:19,208 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.166666666666668) internal successors, (103), 3 states have internal predecessors, (103), 2 states have call successors, (39), 5 states have call predecessors, (39), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-04-02 07:11:19,208 INFO L276 IsEmpty]: Start isEmpty. Operand 4013 states and 5375 transitions. [2023-04-02 07:11:19,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-04-02 07:11:19,223 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 07:11:19,223 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 07:11:19,223 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-02 07:11:19,223 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 07:11:19,224 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 07:11:19,224 INFO L85 PathProgramCache]: Analyzing trace with hash 2035132527, now seen corresponding path program 1 times [2023-04-02 07:11:19,224 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 07:11:19,224 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [577999070] [2023-04-02 07:11:19,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 07:11:19,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 07:11:19,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:19,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 07:11:19,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:19,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 07:11:19,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:19,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 07:11:19,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:19,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 07:11:19,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:19,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 07:11:19,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:19,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 07:11:19,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:19,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-04-02 07:11:19,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:19,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 07:11:19,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:19,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2023-04-02 07:11:19,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:19,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 07:11:19,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:19,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-04-02 07:11:19,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:19,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 07:11:19,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:19,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-04-02 07:11:19,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:19,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 07:11:19,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:19,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2023-04-02 07:11:19,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:19,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 07:11:19,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:19,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2023-04-02 07:11:19,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:19,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 07:11:19,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:19,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 07:11:19,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:19,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 07:11:19,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:19,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 07:11:19,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:19,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-04-02 07:11:19,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:19,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 07:11:19,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:19,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-04-02 07:11:19,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:19,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 07:11:19,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:19,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-04-02 07:11:19,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:19,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-04-02 07:11:19,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:19,749 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-04-02 07:11:19,749 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 07:11:19,749 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [577999070] [2023-04-02 07:11:19,750 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [577999070] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 07:11:19,750 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 07:11:19,750 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-04-02 07:11:19,750 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [839377222] [2023-04-02 07:11:19,750 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 07:11:19,751 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-04-02 07:11:19,751 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 07:11:19,752 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-04-02 07:11:19,753 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2023-04-02 07:11:19,753 INFO L87 Difference]: Start difference. First operand 4013 states and 5375 transitions. Second operand has 8 states, 8 states have (on average 10.875) internal successors, (87), 5 states have internal predecessors, (87), 3 states have call successors, (32), 5 states have call predecessors, (32), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2023-04-02 07:11:35,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 07:11:35,291 INFO L93 Difference]: Finished difference Result 9781 states and 13783 transitions. [2023-04-02 07:11:35,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-04-02 07:11:35,297 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.875) internal successors, (87), 5 states have internal predecessors, (87), 3 states have call successors, (32), 5 states have call predecessors, (32), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 158 [2023-04-02 07:11:35,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 07:11:35,333 INFO L225 Difference]: With dead ends: 9781 [2023-04-02 07:11:35,333 INFO L226 Difference]: Without dead ends: 5834 [2023-04-02 07:11:35,347 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=81, Invalid=261, Unknown=0, NotChecked=0, Total=342 [2023-04-02 07:11:35,348 INFO L413 NwaCegarLoop]: 97 mSDtfsCounter, 5282 mSDsluCounter, 312 mSDsCounter, 0 mSdLazyCounter, 13936 mSolverCounterSat, 3181 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5506 SdHoareTripleChecker+Valid, 409 SdHoareTripleChecker+Invalid, 17117 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3181 IncrementalHoareTripleChecker+Valid, 13936 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.2s IncrementalHoareTripleChecker+Time [2023-04-02 07:11:35,349 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5506 Valid, 409 Invalid, 17117 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3181 Valid, 13936 Invalid, 0 Unknown, 0 Unchecked, 14.2s Time] [2023-04-02 07:11:35,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5834 states. [2023-04-02 07:11:36,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5834 to 4128. [2023-04-02 07:11:36,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4128 states, 2733 states have (on average 1.3168679107208197) internal successors, (3599), 2819 states have internal predecessors, (3599), 962 states have call successors, (962), 418 states have call predecessors, (962), 432 states have return successors, (1007), 953 states have call predecessors, (1007), 958 states have call successors, (1007) [2023-04-02 07:11:36,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4128 states to 4128 states and 5568 transitions. [2023-04-02 07:11:36,189 INFO L78 Accepts]: Start accepts. Automaton has 4128 states and 5568 transitions. Word has length 158 [2023-04-02 07:11:36,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 07:11:36,190 INFO L495 AbstractCegarLoop]: Abstraction has 4128 states and 5568 transitions. [2023-04-02 07:11:36,190 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.875) internal successors, (87), 5 states have internal predecessors, (87), 3 states have call successors, (32), 5 states have call predecessors, (32), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2023-04-02 07:11:36,190 INFO L276 IsEmpty]: Start isEmpty. Operand 4128 states and 5568 transitions. [2023-04-02 07:11:36,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2023-04-02 07:11:36,198 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 07:11:36,198 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 07:11:36,198 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-02 07:11:36,198 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 07:11:36,199 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 07:11:36,199 INFO L85 PathProgramCache]: Analyzing trace with hash -168361726, now seen corresponding path program 1 times [2023-04-02 07:11:36,199 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 07:11:36,199 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1117852948] [2023-04-02 07:11:36,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 07:11:36,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 07:11:36,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:36,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 07:11:36,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:36,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 07:11:36,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:36,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 07:11:36,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:36,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 07:11:36,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:36,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 07:11:36,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:36,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 07:11:36,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:36,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-04-02 07:11:36,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:36,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 07:11:36,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:36,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-04-02 07:11:36,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:36,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 07:11:36,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:36,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-04-02 07:11:36,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:36,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 07:11:36,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:36,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-04-02 07:11:36,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:36,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 07:11:36,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:36,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-04-02 07:11:36,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:36,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 07:11:36,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:36,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-04-02 07:11:36,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:36,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 07:11:36,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:36,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2023-04-02 07:11:36,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:36,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 07:11:36,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:36,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-04-02 07:11:36,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:36,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 07:11:36,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:36,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2023-04-02 07:11:36,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:36,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 07:11:36,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:36,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2023-04-02 07:11:36,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:36,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 07:11:36,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:36,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 07:11:36,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:36,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 07:11:36,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:36,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 07:11:36,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:36,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-04-02 07:11:36,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:36,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 07:11:36,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:36,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-04-02 07:11:36,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:36,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 07:11:36,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:36,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-04-02 07:11:36,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:36,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-04-02 07:11:36,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:36,897 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2023-04-02 07:11:36,897 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 07:11:36,897 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1117852948] [2023-04-02 07:11:36,897 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1117852948] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 07:11:36,898 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 07:11:36,898 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-04-02 07:11:36,898 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1157434490] [2023-04-02 07:11:36,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 07:11:36,899 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-02 07:11:36,899 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 07:11:36,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-02 07:11:36,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-04-02 07:11:36,900 INFO L87 Difference]: Start difference. First operand 4128 states and 5568 transitions. Second operand has 7 states, 7 states have (on average 13.571428571428571) internal successors, (95), 4 states have internal predecessors, (95), 3 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2023-04-02 07:11:51,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 07:11:51,496 INFO L93 Difference]: Finished difference Result 9889 states and 13991 transitions. [2023-04-02 07:11:51,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-04-02 07:11:51,497 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.571428571428571) internal successors, (95), 4 states have internal predecessors, (95), 3 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) Word has length 197 [2023-04-02 07:11:51,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 07:11:51,523 INFO L225 Difference]: With dead ends: 9889 [2023-04-02 07:11:51,523 INFO L226 Difference]: Without dead ends: 5831 [2023-04-02 07:11:51,536 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=48, Invalid=134, Unknown=0, NotChecked=0, Total=182 [2023-04-02 07:11:51,536 INFO L413 NwaCegarLoop]: 124 mSDtfsCounter, 5035 mSDsluCounter, 328 mSDsCounter, 0 mSdLazyCounter, 10915 mSolverCounterSat, 3015 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5246 SdHoareTripleChecker+Valid, 452 SdHoareTripleChecker+Invalid, 13930 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3015 IncrementalHoareTripleChecker+Valid, 10915 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.1s IncrementalHoareTripleChecker+Time [2023-04-02 07:11:51,537 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5246 Valid, 452 Invalid, 13930 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3015 Valid, 10915 Invalid, 0 Unknown, 0 Unchecked, 13.1s Time] [2023-04-02 07:11:51,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5831 states. [2023-04-02 07:11:52,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5831 to 4151. [2023-04-02 07:11:52,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4151 states, 2749 states have (on average 1.317570025463805) internal successors, (3622), 2836 states have internal predecessors, (3622), 968 states have call successors, (968), 418 states have call predecessors, (968), 433 states have return successors, (1018), 959 states have call predecessors, (1018), 964 states have call successors, (1018) [2023-04-02 07:11:52,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4151 states to 4151 states and 5608 transitions. [2023-04-02 07:11:52,331 INFO L78 Accepts]: Start accepts. Automaton has 4151 states and 5608 transitions. Word has length 197 [2023-04-02 07:11:52,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 07:11:52,332 INFO L495 AbstractCegarLoop]: Abstraction has 4151 states and 5608 transitions. [2023-04-02 07:11:52,333 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.571428571428571) internal successors, (95), 4 states have internal predecessors, (95), 3 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2023-04-02 07:11:52,333 INFO L276 IsEmpty]: Start isEmpty. Operand 4151 states and 5608 transitions. [2023-04-02 07:11:52,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-04-02 07:11:52,341 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 07:11:52,341 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 07:11:52,341 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-04-02 07:11:52,341 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 07:11:52,342 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 07:11:52,342 INFO L85 PathProgramCache]: Analyzing trace with hash -783636782, now seen corresponding path program 1 times [2023-04-02 07:11:52,342 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 07:11:52,342 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [405875478] [2023-04-02 07:11:52,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 07:11:52,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 07:11:52,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:52,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 07:11:52,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:52,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 07:11:52,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:52,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 07:11:52,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:52,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 07:11:52,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:52,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 07:11:52,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:52,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 07:11:52,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:52,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2023-04-02 07:11:52,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:52,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-04-02 07:11:52,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:52,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 07:11:52,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:52,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-04-02 07:11:52,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:52,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-04-02 07:11:52,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:52,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2023-04-02 07:11:52,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:52,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 07:11:52,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:52,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-04-02 07:11:52,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:52,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 07:11:52,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:52,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-04-02 07:11:52,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:52,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 07:11:52,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:52,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2023-04-02 07:11:52,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:52,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 07:11:52,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:52,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-04-02 07:11:52,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:52,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 07:11:52,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:53,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 07:11:53,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:53,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 07:11:53,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:53,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 07:11:53,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:53,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-04-02 07:11:53,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:53,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 07:11:53,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:53,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-04-02 07:11:53,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:53,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 07:11:53,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:53,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-04-02 07:11:53,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:53,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-04-02 07:11:53,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:11:53,045 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-04-02 07:11:53,045 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 07:11:53,045 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [405875478] [2023-04-02 07:11:53,046 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [405875478] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 07:11:53,046 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 07:11:53,046 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-04-02 07:11:53,047 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [915820559] [2023-04-02 07:11:53,047 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 07:11:53,047 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-04-02 07:11:53,047 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 07:11:53,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-04-02 07:11:53,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2023-04-02 07:11:53,049 INFO L87 Difference]: Start difference. First operand 4151 states and 5608 transitions. Second operand has 9 states, 9 states have (on average 11.333333333333334) internal successors, (102), 5 states have internal predecessors, (102), 3 states have call successors, (36), 5 states have call predecessors, (36), 2 states have return successors, (28), 4 states have call predecessors, (28), 3 states have call successors, (28) [2023-04-02 07:12:10,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 07:12:10,485 INFO L93 Difference]: Finished difference Result 9902 states and 13979 transitions. [2023-04-02 07:12:10,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-04-02 07:12:10,486 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 11.333333333333334) internal successors, (102), 5 states have internal predecessors, (102), 3 states have call successors, (36), 5 states have call predecessors, (36), 2 states have return successors, (28), 4 states have call predecessors, (28), 3 states have call successors, (28) Word has length 180 [2023-04-02 07:12:10,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 07:12:10,524 INFO L225 Difference]: With dead ends: 9902 [2023-04-02 07:12:10,524 INFO L226 Difference]: Without dead ends: 5811 [2023-04-02 07:12:10,538 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=57, Invalid=215, Unknown=0, NotChecked=0, Total=272 [2023-04-02 07:12:10,540 INFO L413 NwaCegarLoop]: 121 mSDtfsCounter, 5013 mSDsluCounter, 535 mSDsCounter, 0 mSdLazyCounter, 16604 mSolverCounterSat, 2989 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5220 SdHoareTripleChecker+Valid, 656 SdHoareTripleChecker+Invalid, 19593 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2989 IncrementalHoareTripleChecker+Valid, 16604 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.7s IncrementalHoareTripleChecker+Time [2023-04-02 07:12:10,540 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5220 Valid, 656 Invalid, 19593 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2989 Valid, 16604 Invalid, 0 Unknown, 0 Unchecked, 15.7s Time] [2023-04-02 07:12:10,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5811 states. [2023-04-02 07:12:11,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5811 to 4147. [2023-04-02 07:12:11,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4147 states, 2747 states have (on average 1.3170731707317074) internal successors, (3618), 2832 states have internal predecessors, (3618), 966 states have call successors, (966), 418 states have call predecessors, (966), 433 states have return successors, (1016), 957 states have call predecessors, (1016), 962 states have call successors, (1016) [2023-04-02 07:12:11,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4147 states to 4147 states and 5600 transitions. [2023-04-02 07:12:11,240 INFO L78 Accepts]: Start accepts. Automaton has 4147 states and 5600 transitions. Word has length 180 [2023-04-02 07:12:11,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 07:12:11,240 INFO L495 AbstractCegarLoop]: Abstraction has 4147 states and 5600 transitions. [2023-04-02 07:12:11,240 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 11.333333333333334) internal successors, (102), 5 states have internal predecessors, (102), 3 states have call successors, (36), 5 states have call predecessors, (36), 2 states have return successors, (28), 4 states have call predecessors, (28), 3 states have call successors, (28) [2023-04-02 07:12:11,241 INFO L276 IsEmpty]: Start isEmpty. Operand 4147 states and 5600 transitions. [2023-04-02 07:12:11,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2023-04-02 07:12:11,249 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 07:12:11,249 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 07:12:11,249 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-04-02 07:12:11,249 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 07:12:11,250 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 07:12:11,250 INFO L85 PathProgramCache]: Analyzing trace with hash 1064778506, now seen corresponding path program 1 times [2023-04-02 07:12:11,250 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 07:12:11,250 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [89869347] [2023-04-02 07:12:11,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 07:12:11,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 07:12:11,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:12:12,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 07:12:12,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:12:12,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 07:12:12,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:12:12,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 07:12:12,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:12:12,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 07:12:12,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:12:12,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 07:12:12,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:12:12,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 07:12:12,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:12:12,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 07:12:12,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:12:12,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-04-02 07:12:12,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:12:12,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 07:12:12,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:12:12,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-04-02 07:12:12,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:12:12,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-04-02 07:12:12,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:12:12,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 07:12:12,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:12:12,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-04-02 07:12:12,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:12:12,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-04-02 07:12:12,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:12:12,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 07:12:12,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:12:12,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-04-02 07:12:12,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:12:12,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-04-02 07:12:12,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:12:12,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2023-04-02 07:12:12,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:12:12,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 07:12:12,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:12:12,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2023-04-02 07:12:12,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:12:12,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 07:12:12,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:12:12,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-04-02 07:12:12,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:12:12,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 07:12:12,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:12:12,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2023-04-02 07:12:12,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:12:12,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 07:12:12,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:12:12,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2023-04-02 07:12:12,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:12:12,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 07:12:12,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:12:12,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 07:12:12,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:12:12,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 07:12:12,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:12:12,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 07:12:12,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:12:12,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-04-02 07:12:12,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:12:12,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 07:12:12,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:12:12,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-04-02 07:12:12,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:12:12,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 07:12:12,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:12:12,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-04-02 07:12:12,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:12:12,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-04-02 07:12:12,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 07:12:12,441 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-04-02 07:12:12,441 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 07:12:12,441 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [89869347] [2023-04-02 07:12:12,441 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [89869347] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 07:12:12,441 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 07:12:12,441 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-04-02 07:12:12,442 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [219490672] [2023-04-02 07:12:12,442 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 07:12:12,442 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-04-02 07:12:12,442 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 07:12:12,443 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-04-02 07:12:12,443 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2023-04-02 07:12:12,443 INFO L87 Difference]: Start difference. First operand 4147 states and 5600 transitions. Second operand has 9 states, 9 states have (on average 13.555555555555555) internal successors, (122), 5 states have internal predecessors, (122), 3 states have call successors, (42), 6 states have call predecessors, (42), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2023-04-02 07:12:32,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 07:12:32,539 INFO L93 Difference]: Finished difference Result 9920 states and 14127 transitions. [2023-04-02 07:12:32,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-04-02 07:12:32,542 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 13.555555555555555) internal successors, (122), 5 states have internal predecessors, (122), 3 states have call successors, (42), 6 states have call predecessors, (42), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) Word has length 213 [2023-04-02 07:12:32,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 07:12:32,567 INFO L225 Difference]: With dead ends: 9920 [2023-04-02 07:12:32,567 INFO L226 Difference]: Without dead ends: 5839 [2023-04-02 07:12:32,581 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=74, Invalid=232, Unknown=0, NotChecked=0, Total=306 [2023-04-02 07:12:32,582 INFO L413 NwaCegarLoop]: 125 mSDtfsCounter, 6246 mSDsluCounter, 423 mSDsCounter, 0 mSdLazyCounter, 13906 mSolverCounterSat, 3918 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6455 SdHoareTripleChecker+Valid, 548 SdHoareTripleChecker+Invalid, 17824 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3918 IncrementalHoareTripleChecker+Valid, 13906 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.0s IncrementalHoareTripleChecker+Time [2023-04-02 07:12:32,582 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6455 Valid, 548 Invalid, 17824 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3918 Valid, 13906 Invalid, 0 Unknown, 0 Unchecked, 18.0s Time] [2023-04-02 07:12:32,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5839 states. [2023-04-02 07:12:33,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5839 to 4155. [2023-04-02 07:12:33,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4155 states, 2753 states have (on average 1.3171086087904105) internal successors, (3626), 2838 states have internal predecessors, (3626), 968 states have call successors, (968), 418 states have call predecessors, (968), 433 states have return successors, (1018), 959 states have call predecessors, (1018), 964 states have call successors, (1018) [2023-04-02 07:12:33,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4155 states to 4155 states and 5612 transitions. [2023-04-02 07:12:33,371 INFO L78 Accepts]: Start accepts. Automaton has 4155 states and 5612 transitions. Word has length 213 [2023-04-02 07:12:33,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 07:12:33,373 INFO L495 AbstractCegarLoop]: Abstraction has 4155 states and 5612 transitions. [2023-04-02 07:12:33,373 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 13.555555555555555) internal successors, (122), 5 states have internal predecessors, (122), 3 states have call successors, (42), 6 states have call predecessors, (42), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2023-04-02 07:12:33,373 INFO L276 IsEmpty]: Start isEmpty. Operand 4155 states and 5612 transitions. [2023-04-02 07:12:33,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2023-04-02 07:12:33,381 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 07:12:33,381 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 07:12:33,381 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-04-02 07:12:33,381 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 07:12:33,382 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 07:12:33,382 INFO L85 PathProgramCache]: Analyzing trace with hash -959269849, now seen corresponding path program 1 times [2023-04-02 07:12:33,382 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 07:12:33,382 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [869999837] [2023-04-02 07:12:33,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 07:12:33,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 07:12:33,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-04-02 07:12:33,725 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-04-02 07:12:34,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-04-02 07:12:34,356 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-04-02 07:12:34,357 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-04-02 07:12:34,358 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-04-02 07:12:34,359 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-04-02 07:12:34,362 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2023-04-02 07:12:34,366 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-04-02 07:12:34,508 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.04 07:12:34 BoogieIcfgContainer [2023-04-02 07:12:34,508 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-04-02 07:12:34,509 INFO L158 Benchmark]: Toolchain (without parser) took 121982.61ms. Allocated memory was 244.3MB in the beginning and 964.7MB in the end (delta: 720.4MB). Free memory was 187.5MB in the beginning and 747.1MB in the end (delta: -559.6MB). Peak memory consumption was 631.0MB. Max. memory is 8.0GB. [2023-04-02 07:12:34,509 INFO L158 Benchmark]: CDTParser took 0.63ms. Allocated memory is still 178.3MB. Free memory is still 124.5MB. There was no memory consumed. Max. memory is 8.0GB. [2023-04-02 07:12:34,509 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2577.74ms. Allocated memory is still 244.3MB. Free memory was 187.5MB in the beginning and 97.8MB in the end (delta: 89.6MB). Peak memory consumption was 118.0MB. Max. memory is 8.0GB. [2023-04-02 07:12:34,509 INFO L158 Benchmark]: Boogie Preprocessor took 362.98ms. Allocated memory was 244.3MB in the beginning and 359.7MB in the end (delta: 115.3MB). Free memory was 97.8MB in the beginning and 268.2MB in the end (delta: -170.4MB). Peak memory consumption was 24.6MB. Max. memory is 8.0GB. [2023-04-02 07:12:34,509 INFO L158 Benchmark]: RCFGBuilder took 4579.38ms. Allocated memory is still 359.7MB. Free memory was 268.2MB in the beginning and 210.2MB in the end (delta: 58.0MB). Peak memory consumption was 155.5MB. Max. memory is 8.0GB. [2023-04-02 07:12:34,511 INFO L158 Benchmark]: TraceAbstraction took 114454.30ms. Allocated memory was 359.7MB in the beginning and 964.7MB in the end (delta: 605.0MB). Free memory was 209.7MB in the beginning and 747.1MB in the end (delta: -537.4MB). Peak memory consumption was 536.3MB. Max. memory is 8.0GB. [2023-04-02 07:12:34,514 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.63ms. Allocated memory is still 178.3MB. Free memory is still 124.5MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 2577.74ms. Allocated memory is still 244.3MB. Free memory was 187.5MB in the beginning and 97.8MB in the end (delta: 89.6MB). Peak memory consumption was 118.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 362.98ms. Allocated memory was 244.3MB in the beginning and 359.7MB in the end (delta: 115.3MB). Free memory was 97.8MB in the beginning and 268.2MB in the end (delta: -170.4MB). Peak memory consumption was 24.6MB. Max. memory is 8.0GB. * RCFGBuilder took 4579.38ms. Allocated memory is still 359.7MB. Free memory was 268.2MB in the beginning and 210.2MB in the end (delta: 58.0MB). Peak memory consumption was 155.5MB. Max. memory is 8.0GB. * TraceAbstraction took 114454.30ms. Allocated memory was 359.7MB in the beginning and 964.7MB in the end (delta: 605.0MB). Free memory was 209.7MB in the beginning and 747.1MB in the end (delta: -537.4MB). Peak memory consumption was 536.3MB. 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. 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; VAL [LDV_IN_INTERRUPT=0, \old(LDV_IN_INTERRUPT)=8589934628, \old(channel_count)={8589934615:8589934632}, \old(compressor_list)={8589934631:8589934617}, \old(compressor_list_lock)={8589934622:8589934594}, \old(ldv_module_refcounter)=8589934604, \old(mp_protocol_compress)=28, \old(npindex_to_ethertype)={8589934600:8589934640}, \old(npindex_to_proto)={8589934634:8589934623}, \old(ppp_class)={8589934595:8589934638}, \old(ppp_device_fops)={8589934626:8589934627}, \old(ppp_mutex)={8589934603:8589934633}, \old(ppp_net_id)={8589934624:8589934609}, \old(ppp_net_ops)={8589934630:8589934599}, \old(ppp_netdev_ops)={8589934618:8589934613}, \old(ppp_unit_count)={8589934608:8589934611}, __this_module={8589934606:8589934593}, 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}] [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={8589934606:8589934593}, 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={8589934606:8589934593}, 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={8589934606:8589934593}, 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={8589934606:8589934593}, 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={8589934606:8589934593}, 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={8589934606:8589934593}, 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={8589934606:8589934593}, 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={8589934606:8589934593}, 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={8589934606:8589934593}, 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={8589934606:8589934593}, 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={8589934606:8589934593}, 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={8589934606:8589934593}, 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={8589934606:8589934593}, 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); VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(major)=108, \old(ppp_class)={0:0}, \result=0, __this_module={8589934606:8589934593}, 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}, tmp=0] [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={8589934606:8589934593}, 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={8589934606:8589934593}, 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={8589934606:8589934593}, arg0={8589934606:8589934593}, 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={8589934606:8589934593}, 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={8589934606:8589934593}, 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={8589934606:8589934593}, arg0={8589934606:8589934593}, arg0={8589934606:8589934593}, 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={8589934606:8589934593}, 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={8589934606:8589934593}, 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={8589934606:8589934593}, 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); VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, \result=0, __this_module={8589934606:8589934593}, 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}, ptr={0:0}, tmp=0] [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={8589934606:8589934593}, 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={8589934606:8589934593}, 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={8589934606:8589934593}, 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={8589934606:8589934593}, 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={8589934606:8589934593}, 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={8589934606:8589934593}, 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={8589934606:8589934593}, 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={8589934606:8589934593}, 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={8589934606:8589934593}, 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={8589934606:8589934593}, 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={8589934606:8589934593}, 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 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={8589934606:8589934593}, 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=5, tmp___1=1] [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={8589934606:8589934593}, 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=5, tmp___1=1] [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={8589934606:8589934593}, 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=5, tmp___1=1] [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={8589934606:8589934593}, 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=5, tmp___1=1] [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={8589934606:8589934593}, 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=5, tmp___1=1] [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={8589934606:8589934593}, 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=5, tmp___1=1] [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)=79, \old(cmd)=1074033724, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934606:8589934593}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, file={63:-560}, 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)=79, \old(cmd)=1074033724, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934606:8589934593}, arg=79, argp={0:79}, channel_count={62:0}, cmd=1074033724, code={74:0}, code___0={77:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={63:-560}, file={63:-560}, 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={0:79}, pf={63:-364}, 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)=79, \old(cmd)=1074033724, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934606:8589934593}, arg=79, argp={0:79}, channel_count={62:0}, cmd=1074033724, code={74:0}, code___0={77:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-14, file={63:-560}, file={63:-560}, 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={0:79}, pf={63:-364}, 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 TRUE cmd == 1074033724U [L6806] err = -22 VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(arg)=79, \old(cmd)=1074033724, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934606:8589934593}, arg=79, argp={0:79}, channel_count={62:0}, cmd=1074033724, code={74:0}, code___0={77:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-22, file={63:-560}, file={63:-560}, 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={0:79}, pf={63:-364}, 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}] [L6807] FCALL mutex_lock_nested(& ppp_mutex, 0U) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(arg)=79, \old(cmd)=1074033724, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934606:8589934593}, arg=79, argp={0:79}, channel_count={62:0}, cmd=1074033724, code={74:0}, code___0={77:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-22, file={63:-560}, file={63:-560}, 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={0:79}, pf={63:-364}, 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}] [L6809] EXPR pf->kind VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(arg)=79, \old(cmd)=1074033724, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934606:8589934593}, arg=79, argp={0:79}, channel_count={62:0}, cmd=1074033724, code={74:0}, code___0={77:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-22, file={63:-560}, file={63:-560}, 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={0:79}, pf->kind=8589934592, pf={63:-364}, 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}] [L6809] COND FALSE !((unsigned int )pf->kind == 1U) [L6821] CALL, EXPR atomic_long_read(& file->f_count) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934606:8589934593}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, l={63:-488}, 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}] [L5267] atomic64_t *v ; [L5268] long tmp ; [L5271] v = l VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934606:8589934593}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, l={63:-488}, l={63:-488}, 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}, v={63:-488}] [L5272] CALL, EXPR atomic64_read((atomic64_t const *)v) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934606:8589934593}, 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}, v={63:-488}] [L5263] EXPR v->counter [L5263] return ((long )*((long volatile *)(& v->counter))); [L5272] RET, EXPR atomic64_read((atomic64_t const *)v) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934606:8589934593}, atomic64_read((atomic64_t const *)v)=2, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, l={63:-488}, l={63:-488}, 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}, v={63:-488}] [L5272] tmp = atomic64_read((atomic64_t const *)v) [L5274] return (tmp); VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, \result=2, __this_module={8589934606:8589934593}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, l={63:-488}, l={63:-488}, 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=2, v={63:-488}] [L6821] RET, EXPR atomic_long_read(& file->f_count) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(arg)=79, \old(cmd)=1074033724, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934606:8589934593}, arg=79, argp={0:79}, atomic_long_read(& file->f_count)=2, channel_count={62:0}, cmd=1074033724, code={74:0}, code___0={77:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-22, file={63:-560}, file={63:-560}, 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={0:79}, pf={63:-364}, 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}] [L6821] tmp___2 = atomic_long_read(& file->f_count) [L6823] COND TRUE tmp___2 <= 2L VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(arg)=79, \old(cmd)=1074033724, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934606:8589934593}, arg=79, argp={0:79}, channel_count={62:0}, cmd=1074033724, code={74:0}, code___0={77:0}, compressor_list={69:0}, compressor_list_lock={70:0}, err=-22, file={63:-560}, file={63:-560}, 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={0:79}, pf={63:-364}, 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___2=2] [L6825] CALL ppp_release((struct inode *)0, file) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934606:8589934593}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, file={63:-560}, 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}, unused={0:0}] [L6335] struct ppp_file *pf ; [L6336] struct ppp *ppp ; [L6337] struct ppp_file const *__mptr ; [L6338] struct ppp_file const *__mptr___0 ; [L6339] struct ppp_file const *__mptr___1 ; [L6340] int tmp ; [L6342] EXPR file->private_data [L6342] pf = (struct ppp_file *)file->private_data [L6343] COND TRUE (unsigned long )pf != (unsigned long )((struct ppp_file *)0) [L6344] file->private_data = (void *)0 [L6345] EXPR pf->kind VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934606:8589934593}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, file={63:-560}, file={63:-560}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, pf->kind=4294967297, pf={63:-364}, 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}, unused={0:0}, unused={0:0}] [L6345] COND TRUE (unsigned int )pf->kind == 1U [L6346] __mptr = (struct ppp_file const *)pf [L6347] ppp = (struct ppp *)__mptr [L6348] EXPR ppp->owner VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __mptr={63:-364}, __this_module={8589934606:8589934593}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, file={63:-560}, file={63:-560}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, pf={63:-364}, ppp->owner={-2:81}, ppp={63:-364}, 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}, unused={0:0}, unused={0:0}] [L6348] COND FALSE !((unsigned long )ppp->owner == (unsigned long )file) [L6357] CALL, EXPR atomic_dec_and_test(& pf->refcnt) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934606:8589934593}, 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}, v={63:-184}] [L5253] unsigned char c ; [L5257] return ((unsigned int )c != 0U); VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, \result=1, __this_module={8589934606:8589934593}, c=1, 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}, v={63:-184}, v={63:-184}] [L6357] RET, EXPR atomic_dec_and_test(& pf->refcnt) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __mptr={63:-364}, __this_module={8589934606:8589934593}, atomic_dec_and_test(& pf->refcnt)=1, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, file={63:-560}, file={63:-560}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, pf={63:-364}, ppp={63:-364}, 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}, unused={0:0}, unused={0:0}] [L6357] tmp = atomic_dec_and_test(& pf->refcnt) [L6359] COND TRUE tmp != 0 [L6360] EXPR pf->kind VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __mptr={63:-364}, __this_module={8589934606:8589934593}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, file={63:-560}, file={63:-560}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, pf->kind=4294967297, pf={63:-364}, ppp={63:-364}, 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=1, unused={0:0}, unused={0:0}] [L6360] COND TRUE (int )((unsigned int )pf->kind) == 1 [L6369] __mptr___0 = (struct ppp_file const *)pf VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __mptr={63:-364}, __mptr___0={63:-364}, __this_module={8589934606:8589934593}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, file={63:-560}, file={63:-560}, ldv_module_refcounter=1, mp_protocol_compress=1, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, pf={63:-364}, ppp={63:-364}, 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=1, unused={0:0}, unused={0:0}] [L6370] CALL ppp_destroy_interface((struct ppp *)__mptr___0) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934606:8589934593}, 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={63:-364}, 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}] [L10292] FCALL atomic_dec(& ppp_unit_count) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934606:8589934593}, 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={63:-364}, ppp={63:-364}, 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}] [L10294] EXPR ppp->file.dead VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934606:8589934593}, 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->file.dead=8589934607, ppp={63:-364}, ppp={63:-364}, 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}] [L10294] COND FALSE !(ppp->file.dead == 0) [L10301] EXPR ppp->n_channels VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934606:8589934593}, 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->n_channels=0, ppp={63:-364}, ppp={63:-364}, 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}] [L10301] COND FALSE !(ppp->n_channels != 0) [L10310] 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={8589934606:8589934593}, 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={63:-364}, 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={8589934606:8589934593}, 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={63:-364}, ppp={63:-364}, 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={8589934606:8589934593}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, lock={63:-104}, 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={8589934606:8589934593}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, lock={63:-104}, lock={63:-104}, 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={8589934606:8589934593}, 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={63:-364}, ppp={63:-364}, 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={8589934606:8589934593}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, lock={63:-152}, 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={8589934606:8589934593}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, lock={63:-152}, lock={63:-152}, 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={8589934606:8589934593}, 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={63:-364}, ppp={63:-364}, 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 VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934606:8589934593}, 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->flags=0, ppp={63:-364}, ppp={63:-364}, 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 & 4294967103U VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934606:8589934593}, 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->flags & 4294967103U=0, ppp->flags=0, ppp={63:-364}, ppp={63:-364}, 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] 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={8589934606:8589934593}, 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={63:-364}, ppp={63:-364}, 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={8589934639:-59}, rstate={-4294967385:90}, xcomp={8589934619:8589934598}, xstate={4294967207:89}] [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={8589934606:8589934593}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, lock={63:-152}, 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={8589934606:8589934593}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, lock={63:-152}, lock={63:-152}, 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={8589934606:8589934593}, 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={63:-364}, ppp={63:-364}, 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={8589934639:-59}, rstate={-4294967385:90}, xcomp={8589934619:8589934598}, xstate={4294967207:89}] [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={8589934606:8589934593}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, lock={63:-104}, 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={8589934606:8589934593}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, lock={63:-104}, lock={63:-104}, 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={8589934606:8589934593}, 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={63:-364}, ppp={63:-364}, 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={8589934639:-59}, rstate={-4294967385:90}, xcomp={8589934619:8589934598}, xstate={4294967207:89}] [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={8589934606:8589934593}, 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={63:-364}, ppp={63:-364}, 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={8589934639:-59}, rstate={-4294967385:90}, xcomp={8589934619:8589934598}, xstate={4294967207:89}] [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={8589934606:8589934593}, 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={63:-364}, ppp={63:-364}, 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={8589934605:8589934616}, rcomp={8589934639:-59}, rstate={-4294967385:90}, xcomp={8589934619:8589934598}, xstate={4294967207:89}] [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={8589934606:8589934593}, 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}] [L7668] struct ppp_net *pn ; [L7669] void *tmp ; [L7672] EXPR \read(ppp_net_id) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, \read(ppp_net_id)=78, __this_module={8589934606:8589934593}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, net={-4294967385:90}, net={-4294967385:90}, 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}] [L7672] CALL, EXPR net_generic((struct net const *)net, ppp_net_id) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(id)=78, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934606:8589934593}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, net={-4294967385:90}, 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}] [L6108] struct net_generic *ng ; [L6109] void *ptr ; [L6110] struct net_generic *_________p1 ; [L6111] bool __warned ; [L6112] int tmp ; [L6113] int tmp___0 ; [L6114] long tmp___1 ; [L6115] long tmp___2 ; VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(id)=78, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934606:8589934593}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, id=78, ldv_module_refcounter=1, mp_protocol_compress=1, net={-4294967385:90}, net={-4294967385:90}, 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}] [L6118] CALL rcu_read_lock() VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934606:8589934593}, 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}] [L5392] FCALL __rcu_read_lock() VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934606:8589934593}, 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}] [L5393] FCALL lock_acquire(& rcu_lock_map, 0U, 0, 2, 1, (struct lockdep_map *)0, (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={8589934606:8589934593}, 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}, rcu_lock_map={8589934614:8589934637}] [L6118] RET rcu_read_lock() VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(id)=78, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934606:8589934593}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, id=78, ldv_module_refcounter=1, mp_protocol_compress=1, net={-4294967385:90}, net={-4294967385:90}, 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}, rcu_lock_map={8589934614:8589934637}] [L6119] EXPR net->gen [L6119] _________p1 = (struct net_generic *)*((struct net_generic * const volatile *)(& net->gen)) [L6120] CALL, EXPR debug_lockdep_rcu_enabled() VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934606:8589934593}, 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}, rcu_lock_map={8589934614:8589934637}] [L11065] return __VERIFIER_nondet_int(); [L6120] RET, EXPR debug_lockdep_rcu_enabled() VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(id)=78, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, _________p1={8589934597:-12}, __this_module={8589934606:8589934593}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, debug_lockdep_rcu_enabled()=0, id=78, ldv_module_refcounter=1, mp_protocol_compress=1, net={-4294967385:90}, net={-4294967385:90}, 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}, rcu_lock_map={8589934614:8589934637}] [L6120] tmp = debug_lockdep_rcu_enabled() [L6122] COND FALSE !(tmp != 0) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(id)=78, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, _________p1={8589934597:-12}, __this_module={8589934606:8589934593}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, id=78, ldv_module_refcounter=1, mp_protocol_compress=1, net={-4294967385:90}, net={-4294967385:90}, 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}, rcu_lock_map={8589934614:8589934637}, tmp=0] [L6139] ng = _________p1 [L6140] tmp___1 = __builtin_expect((long )(id == 0), 0L) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(id)=78, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, _________p1={8589934597:-12}, __this_module={8589934606:8589934593}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, id=78, ldv_module_refcounter=1, mp_protocol_compress=1, net={-4294967385:90}, net={-4294967385:90}, ng={8589934597:-12}, 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}, rcu_lock_map={8589934614:8589934637}, tmp=0, tmp___1=0] [L6142] COND FALSE !(tmp___1 != 0L) [L6146] EXPR ng->len [L6146] tmp___2 = __builtin_expect((long )((unsigned int )id > ng->len), 0L) [L6148] COND FALSE !(tmp___2 != 0L) [L6158] EXPR ng->ptr[id + -1] [L6158] ptr = ng->ptr[id + -1] [L6159] CALL rcu_read_unlock() VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934606:8589934593}, 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}, rcu_lock_map={8589934614:8589934637}] [L5402] FCALL lock_release(& rcu_lock_map, 1, (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={8589934606:8589934593}, 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}, rcu_lock_map={8589934614:8589934637}] [L5403] FCALL __rcu_read_unlock() VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934606:8589934593}, 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}, rcu_lock_map={8589934614:8589934637}] [L6159] RET rcu_read_unlock() VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(id)=78, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, _________p1={8589934597:-12}, __this_module={8589934606:8589934593}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, id=78, ldv_module_refcounter=1, mp_protocol_compress=1, net={-4294967385:90}, net={-4294967385:90}, ng={8589934597:-12}, 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={8589934635:8589934596}, rcu_lock_map={8589934614:8589934637}, tmp=0, tmp___1=0, tmp___2=0] [L6161] return (ptr); VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(id)=78, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, \result={8589934635:8589934596}, _________p1={8589934597:-12}, __this_module={8589934606:8589934593}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, id=78, ldv_module_refcounter=1, mp_protocol_compress=1, net={-4294967385:90}, net={-4294967385:90}, ng={8589934597:-12}, 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={8589934635:8589934596}, rcu_lock_map={8589934614:8589934637}, tmp=0, tmp___1=0, tmp___2=0] [L7672] RET, EXPR net_generic((struct net const *)net, ppp_net_id) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, \read(ppp_net_id)=78, __this_module={8589934606:8589934593}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, net={-4294967385:90}, net={-4294967385:90}, net_generic((struct net const *)net, ppp_net_id)={8589934635:8589934596}, 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}, rcu_lock_map={8589934614:8589934637}] [L7672] tmp = net_generic((struct net const *)net, ppp_net_id) [L7673] pn = (struct ppp_net *)tmp VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934606:8589934593}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, net={-4294967385:90}, net={-4294967385:90}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, pn={8589934635:8589934596}, 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}, rcu_lock_map={8589934614:8589934637}, tmp={8589934635:8589934596}] [L7674] FCALL idr_destroy(& pn->units_idr) VAL [LDV_IN_INTERRUPT=1, \old(LDV_IN_INTERRUPT)=0, \old(ldv_module_refcounter)=1, \old(ppp_class)={0:0}, __this_module={8589934606:8589934593}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, mp_protocol_compress=1, net={-4294967385:90}, net={-4294967385:90}, npindex_to_ethertype={65:0}, npindex_to_proto={64:0}, pn={8589934635:8589934596}, 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}, rcu_lock_map={8589934614:8589934637}, tmp={8589934635:8589934596}] [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={8589934606:8589934593}, 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={63:-364}, ppp={63:-364}, 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={8589934605:8589934616}, rcomp={8589934639:-59}, rcu_lock_map={8589934614:8589934637}, rstate={-4294967385:90}, xcomp={8589934619:8589934598}, xstate={4294967207:89}] [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={8589934606:8589934593}, 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={63:-364}, ppp={63:-364}, 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={83:-82}, rcomp={8589934639:-59}, rcu_lock_map={8589934614:8589934637}, rstate={-4294967385:90}, xcomp={8589934619:8589934598}, xstate={4294967207:89}] [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={8589934606:8589934593}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_func_arg1={83:-82}, 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}, rcu_lock_map={8589934614:8589934637}] [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={8589934606:8589934593}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, module={83:-82}, 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}, rcu_lock_map={8589934614:8589934637}] [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={8589934606:8589934593}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, module={83:-82}, module={83:-82}, 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}, rcu_lock_map={8589934614:8589934637}] [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={8589934606:8589934593}, channel_count={62:0}, compressor_list={69:0}, compressor_list_lock={70:0}, ldv_module_refcounter=1, module={83:-82}, module={83:-82}, 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}, rcu_lock_map={8589934614:8589934637}] [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={8589934606:8589934593}, 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}, rcu_lock_map={8589934614:8589934637}] [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={8589934606:8589934593}, 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}, rcu_lock_map={8589934614:8589934637}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 269 procedures, 2611 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 114.2s, OverallIterations: 7, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 103.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 36155 SdHoareTripleChecker+Valid, 93.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 34823 mSDsluCounter, 2747 SdHoareTripleChecker+Invalid, 84.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2010 mSDsCounter, 20506 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 70656 IncrementalHoareTripleChecker+Invalid, 91162 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 20506 mSolverCounterUnsat, 737 mSDtfsCounter, 70656 mSolverCounterSat, 0.6s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 434 GetRequests, 358 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 150 ImplicationChecksByTransitivity, 2.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4155occurred in iteration=6, InterpolantAutomatonStates: 77, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 4.7s AutomataMinimizationTime, 6 MinimizatonAttempts, 9086 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 3.7s InterpolantComputationTime, 1214 NumberOfCodeBlocks, 1214 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 994 ConstructedInterpolants, 0 QuantifiedInterpolants, 1900 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 236/236 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 [2023-04-02 07:12:34,661 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...