/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SHALLOWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ppp--ppp_generic.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 10:19:06,284 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 10:19:06,286 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 10:19:06,330 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 10:19:06,331 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 10:19:06,332 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 10:19:06,334 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 10:19:06,337 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 10:19:06,339 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 10:19:06,340 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 10:19:06,341 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 10:19:06,343 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 10:19:06,343 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 10:19:06,344 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 10:19:06,346 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 10:19:06,347 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 10:19:06,348 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 10:19:06,349 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 10:19:06,366 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 10:19:06,368 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 10:19:06,370 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 10:19:06,371 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 10:19:06,372 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 10:19:06,374 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 10:19:06,377 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 10:19:06,377 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 10:19:06,378 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 10:19:06,379 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 10:19:06,379 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 10:19:06,381 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 10:19:06,381 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 10:19:06,382 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 10:19:06,383 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 10:19:06,384 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 10:19:06,385 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 10:19:06,385 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 10:19:06,386 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 10:19:06,387 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 10:19:06,387 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 10:19:06,388 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 10:19:06,389 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 10:19:06,392 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-27 10:19:06,447 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 10:19:06,447 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 10:19:06,451 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 10:19:06,451 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 10:19:06,451 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 10:19:06,452 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 10:19:06,452 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 10:19:06,453 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 10:19:06,453 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 10:19:06,453 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 10:19:06,454 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 10:19:06,455 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 10:19:06,455 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 10:19:06,455 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 10:19:06,455 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 10:19:06,456 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 10:19:06,456 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 10:19:06,456 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 10:19:06,456 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 10:19:06,457 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 10:19:06,457 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 10:19:06,457 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 10:19:06,458 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 10:19:06,458 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 10:19:06,458 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 10:19:06,459 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 10:19:06,459 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-27 10:19:06,459 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 10:19:06,826 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 10:19:06,854 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 10:19:06,857 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 10:19:06,858 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 10:19:06,859 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 10:19:06,860 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ppp--ppp_generic.ko-entry_point.cil.out.i [2020-10-27 10:19:06,942 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1a27851cd/43b9ee949754452fb425d27fc8d19ae4/FLAG7cf2bfbd9 [2020-10-27 10:19:07,993 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 10:19:07,994 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ppp--ppp_generic.ko-entry_point.cil.out.i [2020-10-27 10:19:08,043 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1a27851cd/43b9ee949754452fb425d27fc8d19ae4/FLAG7cf2bfbd9 [2020-10-27 10:19:08,432 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1a27851cd/43b9ee949754452fb425d27fc8d19ae4 [2020-10-27 10:19:08,435 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 10:19:08,441 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 10:19:08,443 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 10:19:08,443 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 10:19:08,447 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 10:19:08,448 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 10:19:08" (1/1) ... [2020-10-27 10:19:08,451 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@572fd78c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:19:08, skipping insertion in model container [2020-10-27 10:19:08,452 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 10:19:08" (1/1) ... [2020-10-27 10:19:08,460 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 10:19:08,628 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 10:19:11,683 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 10:19:11,727 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 10:19:12,130 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 10:19:12,759 INFO L208 MainTranslator]: Completed translation [2020-10-27 10:19:12,759 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:19:12 WrapperNode [2020-10-27 10:19:12,760 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 10:19:12,761 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 10:19:12,761 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 10:19:12,761 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 10:19:12,775 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:19:12" (1/1) ... [2020-10-27 10:19:12,776 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:19:12" (1/1) ... [2020-10-27 10:19:12,957 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:19:12" (1/1) ... [2020-10-27 10:19:12,958 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:19:12" (1/1) ... [2020-10-27 10:19:13,140 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:19:12" (1/1) ... [2020-10-27 10:19:13,170 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:19:12" (1/1) ... [2020-10-27 10:19:13,217 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:19:12" (1/1) ... [2020-10-27 10:19:13,257 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 10:19:13,258 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 10:19:13,258 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 10:19:13,259 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 10:19:13,259 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:19:12" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 10:19:13,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 10:19:13,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 10:19:13,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2020-10-27 10:19:13,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2020-10-27 10:19:13,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2020-10-27 10:19:13,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2020-10-27 10:19:13,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2020-10-27 10:19:13,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~X~int~TO~int [2020-10-27 10:19:13,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2020-10-27 10:19:13,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~$Pointer$ [2020-10-27 10:19:13,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-10-27 10:19:13,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~int~X~int~TO~int [2020-10-27 10:19:13,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~int~TO~int [2020-10-27 10:19:13,342 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 10:19:13,342 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2020-10-27 10:19:13,342 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2020-10-27 10:19:13,342 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2020-10-27 10:19:13,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2020-10-27 10:19:13,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __swab16p [2020-10-27 10:19:13,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __be16_to_cpup [2020-10-27 10:19:13,343 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2020-10-27 10:19:13,344 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2020-10-27 10:19:13,344 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2020-10-27 10:19:13,344 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move [2020-10-27 10:19:13,344 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2020-10-27 10:19:13,344 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2020-10-27 10:19:13,344 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2020-10-27 10:19:13,344 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2020-10-27 10:19:13,345 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2020-10-27 10:19:13,345 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2020-10-27 10:19:13,345 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2020-10-27 10:19:13,345 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic64_read [2020-10-27 10:19:13,345 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_long_read [2020-10-27 10:19:13,345 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2020-10-27 10:19:13,345 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_add [2020-10-27 10:19:13,346 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_sub [2020-10-27 10:19:13,346 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-10-27 10:19:13,346 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2020-10-27 10:19:13,346 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2020-10-27 10:19:13,346 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2020-10-27 10:19:13,346 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2020-10-27 10:19:13,346 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_lock [2020-10-27 10:19:13,346 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_unlock [2020-10-27 10:19:13,347 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lock_acquire [2020-10-27 10:19:13,347 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lock_release [2020-10-27 10:19:13,347 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2020-10-27 10:19:13,347 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2020-10-27 10:19:13,347 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2020-10-27 10:19:13,347 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-27 10:19:13,347 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_find [2020-10-27 10:19:13,348 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-27 10:19:13,348 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-10-27 10:19:13,348 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2020-10-27 10:19:13,348 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2020-10-27 10:19:13,348 INFO L138 BoogieDeclarations]: Found implementation of procedure test_tsk_thread_flag [2020-10-27 10:19:13,348 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2020-10-27 10:19:13,348 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2020-10-27 10:19:13,349 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2020-10-27 10:19:13,349 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_is_last [2020-10-27 10:19:13,350 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_next [2020-10-27 10:19:13,350 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_cloned [2020-10-27 10:19:13,350 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_unclone [2020-10-27 10:19:13,350 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_header_cloned [2020-10-27 10:19:13,350 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_peek [2020-10-27 10:19:13,351 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2020-10-27 10:19:13,351 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_head_init [2020-10-27 10:19:13,351 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2020-10-27 10:19:13,351 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_insert [2020-10-27 10:19:13,351 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_before [2020-10-27 10:19:13,351 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_unlink [2020-10-27 10:19:13,351 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_nonlinear [2020-10-27 10:19:13,352 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2020-10-27 10:19:13,352 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_pull [2020-10-27 10:19:13,352 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_may_pull [2020-10-27 10:19:13,353 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2020-10-27 10:19:13,354 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tailroom [2020-10-27 10:19:13,354 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2020-10-27 10:19:13,354 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2020-10-27 10:19:13,354 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_cow [2020-10-27 10:19:13,354 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_cow_head [2020-10-27 10:19:13,354 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-27 10:19:13,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-27 10:19:13,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-27 10:19:13,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-27 10:19:13,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-27 10:19:13,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-27 10:19:13,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-27 10:19:13,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-27 10:19:13,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-10-27 10:19:13,357 INFO L138 BoogieDeclarations]: Found implementation of procedure register_chrdev [2020-10-27 10:19:13,357 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev [2020-10-27 10:19:13,357 INFO L138 BoogieDeclarations]: Found implementation of procedure hold_net [2020-10-27 10:19:13,357 INFO L138 BoogieDeclarations]: Found implementation of procedure release_net [2020-10-27 10:19:13,357 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2020-10-27 10:19:13,357 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_net_set [2020-10-27 10:19:13,357 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2020-10-27 10:19:13,357 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2020-10-27 10:19:13,358 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2020-10-27 10:19:13,358 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2020-10-27 10:19:13,358 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2020-10-27 10:19:13,358 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_wait [2020-10-27 10:19:13,358 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_be16 [2020-10-27 10:19:13,358 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_be16 [2020-10-27 10:19:13,358 INFO L138 BoogieDeclarations]: Found implementation of procedure net_generic [2020-10-27 10:19:13,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_pernet [2020-10-27 10:19:13,359 INFO L138 BoogieDeclarations]: Found implementation of procedure proto_to_npindex [2020-10-27 10:19:13,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ethertype_to_npindex [2020-10-27 10:19:13,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_open [2020-10-27 10:19:13,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_release [2020-10-27 10:19:13,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_read [2020-10-27 10:19:13,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_write [2020-10-27 10:19:13,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_poll [2020-10-27 10:19:13,360 INFO L138 BoogieDeclarations]: Found implementation of procedure get_filter [2020-10-27 10:19:13,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ioctl [2020-10-27 10:19:13,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_unattached_ioctl [2020-10-27 10:19:13,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_init_net [2020-10-27 10:19:13,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_exit_net [2020-10-27 10:19:13,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_init [2020-10-27 10:19:13,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_start_xmit [2020-10-27 10:19:13,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_net_ioctl [2020-10-27 10:19:13,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_get_stats64 [2020-10-27 10:19:13,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_dev_init [2020-10-27 10:19:13,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_setup [2020-10-27 10:19:13,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_xmit_process [2020-10-27 10:19:13,363 INFO L138 BoogieDeclarations]: Found implementation of procedure pad_compress_skb [2020-10-27 10:19:13,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_send_frame [2020-10-27 10:19:13,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_push [2020-10-27 10:19:13,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_mp_explode [2020-10-27 10:19:13,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_channel_push [2020-10-27 10:19:13,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_do_recv [2020-10-27 10:19:13,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_input [2020-10-27 10:19:13,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_input_error [2020-10-27 10:19:13,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_receive_frame [2020-10-27 10:19:13,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_receive_error [2020-10-27 10:19:13,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_receive_nonmp_frame [2020-10-27 10:19:13,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_decompress_frame [2020-10-27 10:19:13,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_receive_mp_frame [2020-10-27 10:19:13,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_mp_insert [2020-10-27 10:19:13,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_mp_reconstruct [2020-10-27 10:19:13,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_register_channel [2020-10-27 10:19:13,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_register_net_channel [2020-10-27 10:19:13,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_channel_index [2020-10-27 10:19:13,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_unit_number [2020-10-27 10:19:13,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_dev_name [2020-10-27 10:19:13,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_unregister_channel [2020-10-27 10:19:13,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_output_wakeup [2020-10-27 10:19:13,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_set_compress [2020-10-27 10:19:13,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ccp_peek [2020-10-27 10:19:13,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ccp_closed [2020-10-27 10:19:13,378 INFO L138 BoogieDeclarations]: Found implementation of procedure find_comp_entry [2020-10-27 10:19:13,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_register_compressor [2020-10-27 10:19:13,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_unregister_compressor [2020-10-27 10:19:13,379 INFO L138 BoogieDeclarations]: Found implementation of procedure find_compressor [2020-10-27 10:19:13,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_get_stats [2020-10-27 10:19:13,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_create_interface [2020-10-27 10:19:13,379 INFO L138 BoogieDeclarations]: Found implementation of procedure init_ppp_file [2020-10-27 10:19:13,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_shutdown_interface [2020-10-27 10:19:13,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_destroy_interface [2020-10-27 10:19:13,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_find_unit [2020-10-27 10:19:13,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_find_channel [2020-10-27 10:19:13,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_connect_channel [2020-10-27 10:19:13,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_disconnect_channel [2020-10-27 10:19:13,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_destroy_channel [2020-10-27 10:19:13,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_cleanup [2020-10-27 10:19:13,381 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_set [2020-10-27 10:19:13,381 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_get [2020-10-27 10:19:13,381 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_put [2020-10-27 10:19:13,381 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_find [2020-10-27 10:19:13,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_pernet_operations_2 [2020-10-27 10:19:13,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_1 [2020-10-27 10:19:13,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_3 [2020-10-27 10:19:13,381 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 10:19:13,382 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2020-10-27 10:19:13,382 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2020-10-27 10:19:13,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_5 [2020-10-27 10:19:13,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_6 [2020-10-27 10:19:13,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_7 [2020-10-27 10:19:13,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_8 [2020-10-27 10:19:13,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_11 [2020-10-27 10:19:13,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_13 [2020-10-27 10:19:13,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_dequeue_14 [2020-10-27 10:19:13,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_15 [2020-10-27 10:19:13,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_skb_16 [2020-10-27 10:19:13,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_17 [2020-10-27 10:19:13,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_chrdev_18 [2020-10-27 10:19:13,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_19 [2020-10-27 10:19:13,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_20 [2020-10-27 10:19:13,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_dequeue_21 [2020-10-27 10:19:13,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_23 [2020-10-27 10:19:13,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_24 [2020-10-27 10:19:13,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_25 [2020-10-27 10:19:13,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_26 [2020-10-27 10:19:13,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_27 [2020-10-27 10:19:13,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_29 [2020-10-27 10:19:13,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_30 [2020-10-27 10:19:13,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_31 [2020-10-27 10:19:13,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_32 [2020-10-27 10:19:13,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_33 [2020-10-27 10:19:13,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_34 [2020-10-27 10:19:13,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_dequeue_36 [2020-10-27 10:19:13,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_37 [2020-10-27 10:19:13,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_38 [2020-10-27 10:19:13,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_39 [2020-10-27 10:19:13,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_40 [2020-10-27 10:19:13,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_dequeue_41 [2020-10-27 10:19:13,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_43 [2020-10-27 10:19:13,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb_44 [2020-10-27 10:19:13,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_45 [2020-10-27 10:19:13,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_46 [2020-10-27 10:19:13,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_dequeue_47 [2020-10-27 10:19:13,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_48 [2020-10-27 10:19:13,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_49 [2020-10-27 10:19:13,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netif_rx_50 [2020-10-27 10:19:13,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_51 [2020-10-27 10:19:13,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_53 [2020-10-27 10:19:13,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_54 [2020-10-27 10:19:13,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_55 [2020-10-27 10:19:13,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_56 [2020-10-27 10:19:13,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_57 [2020-10-27 10:19:13,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_58 [2020-10-27 10:19:13,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_59 [2020-10-27 10:19:13,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_60 [2020-10-27 10:19:13,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_61 [2020-10-27 10:19:13,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_62 [2020-10-27 10:19:13,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_63 [2020-10-27 10:19:13,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_64 [2020-10-27 10:19:13,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_65 [2020-10-27 10:19:13,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_init [2020-10-27 10:19:13,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2020-10-27 10:19:13,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2020-10-27 10:19:13,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_contains [2020-10-27 10:19:13,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_is_empty [2020-10-27 10:19:13,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-27 10:19:13,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-10-27 10:19:13,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-10-27 10:19:13,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-10-27 10:19:13,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2020-10-27 10:19:13,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-27 10:19:13,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2020-10-27 10:19:13,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2020-10-27 10:19:13,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb [2020-10-27 10:19:13,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb [2020-10-27 10:19:13,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_current [2020-10-27 10:19:13,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-27 10:19:13,389 INFO L138 BoogieDeclarations]: Found implementation of procedure __class_create [2020-10-27 10:19:13,389 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user_overflow [2020-10-27 10:19:13,389 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2020-10-27 10:19:13,389 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_rwsem [2020-10-27 10:19:13,389 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2020-10-27 10:19:13,390 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2020-10-27 10:19:13,390 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2020-10-27 10:19:13,390 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2020-10-27 10:19:13,390 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2020-10-27 10:19:13,390 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2020-10-27 10:19:13,390 INFO L138 BoogieDeclarations]: Found implementation of procedure __pskb_pull_tail [2020-10-27 10:19:13,390 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-10-27 10:19:13,390 INFO L138 BoogieDeclarations]: Found implementation of procedure __register_chrdev [2020-10-27 10:19:13,390 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_module [2020-10-27 10:19:13,390 INFO L138 BoogieDeclarations]: Found implementation of procedure __rwlock_init [2020-10-27 10:19:13,391 INFO L138 BoogieDeclarations]: Found implementation of procedure __unregister_chrdev [2020-10-27 10:19:13,392 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2020-10-27 10:19:13,395 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2020-10-27 10:19:13,395 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2020-10-27 10:19:13,396 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_lock_bh [2020-10-27 10:19:13,396 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_unlock_bh [2020-10-27 10:19:13,396 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2020-10-27 10:19:13,396 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_bh [2020-10-27 10:19:13,396 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2020-10-27 10:19:13,396 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_bh [2020-10-27 10:19:13,396 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock_bh [2020-10-27 10:19:13,396 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock_bh [2020-10-27 10:19:13,396 INFO L138 BoogieDeclarations]: Found implementation of procedure add_wait_queue [2020-10-27 10:19:13,397 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_netdev_mqs [2020-10-27 10:19:13,397 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2020-10-27 10:19:13,398 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2020-10-27 10:19:13,398 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2020-10-27 10:19:13,398 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create [2020-10-27 10:19:13,398 INFO L138 BoogieDeclarations]: Found implementation of procedure device_destroy [2020-10-27 10:19:13,398 INFO L138 BoogieDeclarations]: Found implementation of procedure down_read [2020-10-27 10:19:13,398 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write [2020-10-27 10:19:13,398 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2020-10-27 10:19:13,398 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_alloc [2020-10-27 10:19:13,398 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_destroy [2020-10-27 10:19:13,399 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_find_slowpath [2020-10-27 10:19:13,399 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_init [2020-10-27 10:19:13,399 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2020-10-27 10:19:13,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_open_1 [2020-10-27 10:19:13,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_stop_1 [2020-10-27 10:19:13,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_uninit_1 [2020-10-27 10:19:13,399 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2020-10-27 10:19:13,399 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_acquire [2020-10-27 10:19:13,399 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_is_held [2020-10-27 10:19:13,399 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_release [2020-10-27 10:19:13,400 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2020-10-27 10:19:13,400 INFO L138 BoogieDeclarations]: Found implementation of procedure memdup_user [2020-10-27 10:19:13,400 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2020-10-27 10:19:13,400 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2020-10-27 10:19:13,400 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2020-10-27 10:19:13,400 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-10-27 10:19:13,400 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2020-10-27 10:19:13,400 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2020-10-27 10:19:13,400 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_printk [2020-10-27 10:19:13,400 INFO L138 BoogieDeclarations]: Found implementation of procedure noop_llseek [2020-10-27 10:19:13,400 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-27 10:19:13,401 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_expand_head [2020-10-27 10:19:13,401 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2020-10-27 10:19:13,401 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lockdep_current_cpu_online [2020-10-27 10:19:13,401 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2020-10-27 10:19:13,401 INFO L138 BoogieDeclarations]: Found implementation of procedure register_pernet_device [2020-10-27 10:19:13,401 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_wait_queue [2020-10-27 10:19:13,401 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2020-10-27 10:19:13,401 INFO L138 BoogieDeclarations]: Found implementation of procedure sk_chk_filter [2020-10-27 10:19:13,401 INFO L138 BoogieDeclarations]: Found implementation of procedure sk_unattached_filter_create [2020-10-27 10:19:13,401 INFO L138 BoogieDeclarations]: Found implementation of procedure sk_unattached_filter_destroy [2020-10-27 10:19:13,402 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_bits [2020-10-27 10:19:13,402 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_datagram_iovec [2020-10-27 10:19:13,402 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2020-10-27 10:19:13,402 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull_rcsum [2020-10-27 10:19:13,402 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2020-10-27 10:19:13,402 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2020-10-27 10:19:13,402 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head [2020-10-27 10:19:13,402 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_purge [2020-10-27 10:19:13,402 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2020-10-27 10:19:13,402 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_trim [2020-10-27 10:19:13,402 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_compress [2020-10-27 10:19:13,403 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_free [2020-10-27 10:19:13,403 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_init [2020-10-27 10:19:13,403 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_remember [2020-10-27 10:19:13,403 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_toss [2020-10-27 10:19:13,403 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_uncompress [2020-10-27 10:19:13,403 INFO L138 BoogieDeclarations]: Found implementation of procedure try_module_get [2020-10-27 10:19:13,403 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2020-10-27 10:19:13,403 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_pernet_device [2020-10-27 10:19:13,403 INFO L138 BoogieDeclarations]: Found implementation of procedure up_read [2020-10-27 10:19:13,403 INFO L138 BoogieDeclarations]: Found implementation of procedure up_write [2020-10-27 10:19:13,404 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2020-10-27 10:19:13,404 INFO L138 BoogieDeclarations]: Found implementation of procedure default_wake_function [2020-10-27 10:19:13,404 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-27 10:19:13,404 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-27 10:19:13,404 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-27 10:19:13,404 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-27 10:19:13,404 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 10:19:13,404 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 10:19:13,404 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-27 10:19:13,405 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-27 10:19:13,405 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 10:19:13,405 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 10:19:13,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-27 10:19:13,405 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2020-10-27 10:19:13,405 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2020-10-27 10:19:13,405 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2020-10-27 10:19:13,405 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2020-10-27 10:19:13,405 INFO L130 BoogieDeclarations]: Found specification of procedure __swab16p [2020-10-27 10:19:13,405 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 10:19:13,405 INFO L130 BoogieDeclarations]: Found specification of procedure __be16_to_cpup [2020-10-27 10:19:13,406 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-27 10:19:13,406 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2020-10-27 10:19:13,406 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2020-10-27 10:19:13,406 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2020-10-27 10:19:13,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-27 10:19:13,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-10-27 10:19:13,406 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2020-10-27 10:19:13,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 10:19:13,406 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2020-10-27 10:19:13,406 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2020-10-27 10:19:13,407 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 10:19:13,407 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2020-10-27 10:19:13,407 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2020-10-27 10:19:13,407 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2020-10-27 10:19:13,407 INFO L130 BoogieDeclarations]: Found specification of procedure list_move [2020-10-27 10:19:13,407 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2020-10-27 10:19:13,407 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2020-10-27 10:19:13,407 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2020-10-27 10:19:13,407 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2020-10-27 10:19:13,407 INFO L130 BoogieDeclarations]: Found specification of procedure memdup_user [2020-10-27 10:19:13,407 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-27 10:19:13,408 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2020-10-27 10:19:13,408 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2020-10-27 10:19:13,408 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2020-10-27 10:19:13,408 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2020-10-27 10:19:13,408 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2020-10-27 10:19:13,408 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2020-10-27 10:19:13,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 10:19:13,408 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2020-10-27 10:19:13,408 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2020-10-27 10:19:13,408 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2020-10-27 10:19:13,409 INFO L130 BoogieDeclarations]: Found specification of procedure atomic64_read [2020-10-27 10:19:13,409 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_long_read [2020-10-27 10:19:13,409 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2020-10-27 10:19:13,409 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_add [2020-10-27 10:19:13,409 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_sub [2020-10-27 10:19:13,409 INFO L130 BoogieDeclarations]: Found specification of procedure lock_acquire [2020-10-27 10:19:13,409 INFO L130 BoogieDeclarations]: Found specification of procedure lock_release [2020-10-27 10:19:13,409 INFO L130 BoogieDeclarations]: Found specification of procedure lock_is_held [2020-10-27 10:19:13,409 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2020-10-27 10:19:13,410 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-10-27 10:19:13,410 INFO L130 BoogieDeclarations]: Found specification of procedure __rwlock_init [2020-10-27 10:19:13,410 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2020-10-27 10:19:13,410 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_bh [2020-10-27 10:19:13,410 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2020-10-27 10:19:13,411 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_bh [2020-10-27 10:19:13,411 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_lock_bh [2020-10-27 10:19:13,411 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock_bh [2020-10-27 10:19:13,411 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_unlock_bh [2020-10-27 10:19:13,411 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock_bh [2020-10-27 10:19:13,412 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-10-27 10:19:13,412 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2020-10-27 10:19:13,412 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2020-10-27 10:19:13,412 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2020-10-27 10:19:13,412 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2020-10-27 10:19:13,414 INFO L130 BoogieDeclarations]: Found specification of procedure __init_rwsem [2020-10-27 10:19:13,414 INFO L130 BoogieDeclarations]: Found specification of procedure down_read [2020-10-27 10:19:13,414 INFO L130 BoogieDeclarations]: Found specification of procedure down_write [2020-10-27 10:19:13,414 INFO L130 BoogieDeclarations]: Found specification of procedure up_read [2020-10-27 10:19:13,414 INFO L130 BoogieDeclarations]: Found specification of procedure up_write [2020-10-27 10:19:13,415 INFO L130 BoogieDeclarations]: Found specification of procedure default_wake_function [2020-10-27 10:19:13,415 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2020-10-27 10:19:13,415 INFO L130 BoogieDeclarations]: Found specification of procedure add_wait_queue [2020-10-27 10:19:13,415 INFO L130 BoogieDeclarations]: Found specification of procedure remove_wait_queue [2020-10-27 10:19:13,415 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2020-10-27 10:19:13,415 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2020-10-27 10:19:13,415 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2020-10-27 10:19:13,415 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-10-27 10:19:13,415 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_lock [2020-10-27 10:19:13,415 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_unlock [2020-10-27 10:19:13,416 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2020-10-27 10:19:13,416 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lockdep_current_cpu_online [2020-10-27 10:19:13,416 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lock_acquire [2020-10-27 10:19:13,416 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lock_release [2020-10-27 10:19:13,416 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2020-10-27 10:19:13,416 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2020-10-27 10:19:13,417 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2020-10-27 10:19:13,417 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2020-10-27 10:19:13,417 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2020-10-27 10:19:13,417 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-27 10:19:13,417 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-27 10:19:13,417 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-27 10:19:13,417 INFO L130 BoogieDeclarations]: Found specification of procedure idr_find_slowpath [2020-10-27 10:19:13,417 INFO L130 BoogieDeclarations]: Found specification of procedure idr_alloc [2020-10-27 10:19:13,417 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2020-10-27 10:19:13,417 INFO L130 BoogieDeclarations]: Found specification of procedure idr_destroy [2020-10-27 10:19:13,418 INFO L130 BoogieDeclarations]: Found specification of procedure idr_init [2020-10-27 10:19:13,418 INFO L130 BoogieDeclarations]: Found specification of procedure idr_find [2020-10-27 10:19:13,418 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-27 10:19:13,418 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-27 10:19:13,418 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-10-27 10:19:13,418 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2020-10-27 10:19:13,418 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2020-10-27 10:19:13,418 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2020-10-27 10:19:13,418 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2020-10-27 10:19:13,418 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2020-10-27 10:19:13,419 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2020-10-27 10:19:13,419 INFO L130 BoogieDeclarations]: Found specification of procedure __class_create [2020-10-27 10:19:13,419 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2020-10-27 10:19:13,419 INFO L130 BoogieDeclarations]: Found specification of procedure device_create [2020-10-27 10:19:13,419 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2020-10-27 10:19:13,419 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2020-10-27 10:19:13,419 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2020-10-27 10:19:13,419 INFO L130 BoogieDeclarations]: Found specification of procedure test_tsk_thread_flag [2020-10-27 10:19:13,419 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2020-10-27 10:19:13,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_6 [2020-10-27 10:19:13,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_7 [2020-10-27 10:19:13,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_8 [2020-10-27 10:19:13,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_11 [2020-10-27 10:19:13,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_13 [2020-10-27 10:19:13,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_15 [2020-10-27 10:19:13,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_17 [2020-10-27 10:19:13,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_20 [2020-10-27 10:19:13,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_25 [2020-10-27 10:19:13,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_27 [2020-10-27 10:19:13,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_31 [2020-10-27 10:19:13,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_32 [2020-10-27 10:19:13,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_33 [2020-10-27 10:19:13,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_34 [2020-10-27 10:19:13,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_37 [2020-10-27 10:19:13,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_38 [2020-10-27 10:19:13,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_39 [2020-10-27 10:19:13,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_40 [2020-10-27 10:19:13,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_43 [2020-10-27 10:19:13,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_46 [2020-10-27 10:19:13,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_48 [2020-10-27 10:19:13,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_49 [2020-10-27 10:19:13,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_51 [2020-10-27 10:19:13,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_53 [2020-10-27 10:19:13,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_55 [2020-10-27 10:19:13,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_56 [2020-10-27 10:19:13,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_57 [2020-10-27 10:19:13,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_58 [2020-10-27 10:19:13,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_59 [2020-10-27 10:19:13,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_60 [2020-10-27 10:19:13,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_64 [2020-10-27 10:19:13,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_5 [2020-10-27 10:19:13,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_23 [2020-10-27 10:19:13,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_24 [2020-10-27 10:19:13,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_26 [2020-10-27 10:19:13,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_29 [2020-10-27 10:19:13,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_30 [2020-10-27 10:19:13,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_45 [2020-10-27 10:19:13,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_54 [2020-10-27 10:19:13,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_skb_16 [2020-10-27 10:19:13,423 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_expand_head [2020-10-27 10:19:13,424 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2020-10-27 10:19:13,424 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2020-10-27 10:19:13,424 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_is_last [2020-10-27 10:19:13,424 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_next [2020-10-27 10:19:13,424 INFO L130 BoogieDeclarations]: Found specification of procedure skb_cloned [2020-10-27 10:19:13,424 INFO L130 BoogieDeclarations]: Found specification of procedure skb_unclone [2020-10-27 10:19:13,424 INFO L130 BoogieDeclarations]: Found specification of procedure skb_header_cloned [2020-10-27 10:19:13,424 INFO L130 BoogieDeclarations]: Found specification of procedure skb_peek [2020-10-27 10:19:13,424 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2020-10-27 10:19:13,425 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_head_init [2020-10-27 10:19:13,425 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2020-10-27 10:19:13,425 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 10:19:13,425 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_insert [2020-10-27 10:19:13,425 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_before [2020-10-27 10:19:13,425 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head [2020-10-27 10:19:13,425 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2020-10-27 10:19:13,425 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_unlink [2020-10-27 10:19:13,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_dequeue_14 [2020-10-27 10:19:13,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_dequeue_21 [2020-10-27 10:19:13,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_dequeue_36 [2020-10-27 10:19:13,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_dequeue_41 [2020-10-27 10:19:13,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_dequeue_47 [2020-10-27 10:19:13,426 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_nonlinear [2020-10-27 10:19:13,426 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2020-10-27 10:19:13,426 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2020-10-27 10:19:13,426 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2020-10-27 10:19:13,426 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2020-10-27 10:19:13,426 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_pull [2020-10-27 10:19:13,426 INFO L130 BoogieDeclarations]: Found specification of procedure __pskb_pull_tail [2020-10-27 10:19:13,427 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_may_pull [2020-10-27 10:19:13,427 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2020-10-27 10:19:13,427 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tailroom [2020-10-27 10:19:13,427 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2020-10-27 10:19:13,427 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2020-10-27 10:19:13,427 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2020-10-27 10:19:13,427 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_purge [2020-10-27 10:19:13,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb_44 [2020-10-27 10:19:13,427 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_cow [2020-10-27 10:19:13,428 INFO L130 BoogieDeclarations]: Found specification of procedure skb_cow_head [2020-10-27 10:19:13,428 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull_rcsum [2020-10-27 10:19:13,428 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_datagram_iovec [2020-10-27 10:19:13,428 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_bits [2020-10-27 10:19:13,428 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2020-10-27 10:19:13,428 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2020-10-27 10:19:13,428 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2020-10-27 10:19:13,428 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 10:19:13,428 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-27 10:19:13,428 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 10:19:13,428 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_size_t [2020-10-27 10:19:13,429 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_loff_t [2020-10-27 10:19:13,429 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2020-10-27 10:19:13,429 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-27 10:19:13,429 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-27 10:19:13,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 10:19:13,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-27 10:19:13,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-27 10:19:13,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-27 10:19:13,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-27 10:19:13,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-27 10:19:13,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-10-27 10:19:13,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_pernet_operations_2 [2020-10-27 10:19:13,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_1 [2020-10-27 10:19:13,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_3 [2020-10-27 10:19:13,430 INFO L130 BoogieDeclarations]: Found specification of procedure __request_module [2020-10-27 10:19:13,430 INFO L130 BoogieDeclarations]: Found specification of procedure try_module_get [2020-10-27 10:19:13,430 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2020-10-27 10:19:13,430 INFO L130 BoogieDeclarations]: Found specification of procedure __register_chrdev [2020-10-27 10:19:13,430 INFO L130 BoogieDeclarations]: Found specification of procedure __unregister_chrdev [2020-10-27 10:19:13,430 INFO L130 BoogieDeclarations]: Found specification of procedure register_chrdev [2020-10-27 10:19:13,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_chrdev_18 [2020-10-27 10:19:13,431 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev [2020-10-27 10:19:13,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_19 [2020-10-27 10:19:13,431 INFO L130 BoogieDeclarations]: Found specification of procedure noop_llseek [2020-10-27 10:19:13,431 INFO L130 BoogieDeclarations]: Found specification of procedure hold_net [2020-10-27 10:19:13,431 INFO L130 BoogieDeclarations]: Found specification of procedure release_net [2020-10-27 10:19:13,431 INFO L130 BoogieDeclarations]: Found specification of procedure register_pernet_device [2020-10-27 10:19:13,431 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_pernet_device [2020-10-27 10:19:13,431 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2020-10-27 10:19:13,432 INFO L130 BoogieDeclarations]: Found specification of procedure dev_net_set [2020-10-27 10:19:13,432 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2020-10-27 10:19:13,432 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2020-10-27 10:19:13,432 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_62 [2020-10-27 10:19:13,432 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_65 [2020-10-27 10:19:13,432 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2020-10-27 10:19:13,432 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2020-10-27 10:19:13,432 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2020-10-27 10:19:13,432 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2020-10-27 10:19:13,432 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2020-10-27 10:19:13,433 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netif_rx_50 [2020-10-27 10:19:13,433 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_netdev_mqs [2020-10-27 10:19:13,433 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2020-10-27 10:19:13,433 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_61 [2020-10-27 10:19:13,433 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2020-10-27 10:19:13,433 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_63 [2020-10-27 10:19:13,433 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_printk [2020-10-27 10:19:13,433 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2020-10-27 10:19:13,433 INFO L130 BoogieDeclarations]: Found specification of procedure poll_wait [2020-10-27 10:19:13,433 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2020-10-27 10:19:13,434 INFO L130 BoogieDeclarations]: Found specification of procedure sk_unattached_filter_create [2020-10-27 10:19:13,434 INFO L130 BoogieDeclarations]: Found specification of procedure sk_unattached_filter_destroy [2020-10-27 10:19:13,434 INFO L130 BoogieDeclarations]: Found specification of procedure sk_chk_filter [2020-10-27 10:19:13,434 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_output_wakeup [2020-10-27 10:19:13,434 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_input [2020-10-27 10:19:13,434 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_input_error [2020-10-27 10:19:13,434 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_register_net_channel [2020-10-27 10:19:13,434 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_register_channel [2020-10-27 10:19:13,434 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_unregister_channel [2020-10-27 10:19:13,434 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_channel_index [2020-10-27 10:19:13,435 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_unit_number [2020-10-27 10:19:13,435 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_dev_name [2020-10-27 10:19:13,435 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_register_compressor [2020-10-27 10:19:13,435 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_unregister_compressor [2020-10-27 10:19:13,435 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_be16 [2020-10-27 10:19:13,435 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_be16 [2020-10-27 10:19:13,435 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_init [2020-10-27 10:19:13,435 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_free [2020-10-27 10:19:13,435 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_compress [2020-10-27 10:19:13,435 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_uncompress [2020-10-27 10:19:13,436 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_remember [2020-10-27 10:19:13,436 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_toss [2020-10-27 10:19:13,436 INFO L130 BoogieDeclarations]: Found specification of procedure net_generic [2020-10-27 10:19:13,436 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_unattached_ioctl [2020-10-27 10:19:13,436 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_xmit_process [2020-10-27 10:19:13,436 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_send_frame [2020-10-27 10:19:13,436 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_push [2020-10-27 10:19:13,436 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_channel_push [2020-10-27 10:19:13,436 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_receive_frame [2020-10-27 10:19:13,436 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_receive_error [2020-10-27 10:19:13,436 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_receive_nonmp_frame [2020-10-27 10:19:13,437 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_decompress_frame [2020-10-27 10:19:13,437 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_receive_mp_frame [2020-10-27 10:19:13,437 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_mp_insert [2020-10-27 10:19:13,437 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_mp_reconstruct [2020-10-27 10:19:13,437 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_mp_explode [2020-10-27 10:19:13,437 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_set_compress [2020-10-27 10:19:13,437 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ccp_peek [2020-10-27 10:19:13,437 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ccp_closed [2020-10-27 10:19:13,437 INFO L130 BoogieDeclarations]: Found specification of procedure find_compressor [2020-10-27 10:19:13,437 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_get_stats [2020-10-27 10:19:13,438 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_create_interface [2020-10-27 10:19:13,438 INFO L130 BoogieDeclarations]: Found specification of procedure init_ppp_file [2020-10-27 10:19:13,438 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_shutdown_interface [2020-10-27 10:19:13,438 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_destroy_interface [2020-10-27 10:19:13,438 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_find_unit [2020-10-27 10:19:13,438 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_find_channel [2020-10-27 10:19:13,438 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_connect_channel [2020-10-27 10:19:13,438 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_disconnect_channel [2020-10-27 10:19:13,438 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_destroy_channel [2020-10-27 10:19:13,438 INFO L130 BoogieDeclarations]: Found specification of procedure unit_get [2020-10-27 10:19:13,439 INFO L130 BoogieDeclarations]: Found specification of procedure unit_set [2020-10-27 10:19:13,439 INFO L130 BoogieDeclarations]: Found specification of procedure unit_put [2020-10-27 10:19:13,439 INFO L130 BoogieDeclarations]: Found specification of procedure unit_find [2020-10-27 10:19:13,439 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_pernet [2020-10-27 10:19:13,439 INFO L130 BoogieDeclarations]: Found specification of procedure proto_to_npindex [2020-10-27 10:19:13,439 INFO L130 BoogieDeclarations]: Found specification of procedure ethertype_to_npindex [2020-10-27 10:19:13,439 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_open [2020-10-27 10:19:13,439 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_release [2020-10-27 10:19:13,439 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_read [2020-10-27 10:19:13,439 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_write [2020-10-27 10:19:13,439 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_poll [2020-10-27 10:19:13,440 INFO L130 BoogieDeclarations]: Found specification of procedure get_filter [2020-10-27 10:19:13,440 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ioctl [2020-10-27 10:19:13,440 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2020-10-27 10:19:13,440 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_init_net [2020-10-27 10:19:13,440 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_exit_net [2020-10-27 10:19:13,440 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_init [2020-10-27 10:19:13,440 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_start_xmit [2020-10-27 10:19:13,440 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_net_ioctl [2020-10-27 10:19:13,440 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2020-10-27 10:19:13,440 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-27 10:19:13,441 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_get_stats64 [2020-10-27 10:19:13,441 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_dev_init [2020-10-27 10:19:13,441 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_setup [2020-10-27 10:19:13,441 INFO L130 BoogieDeclarations]: Found specification of procedure pad_compress_skb [2020-10-27 10:19:13,441 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2020-10-27 10:19:13,441 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2020-10-27 10:19:13,441 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-27 10:19:13,441 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-27 10:19:13,441 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_do_recv [2020-10-27 10:19:13,441 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~X~int~TO~int [2020-10-27 10:19:13,442 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2020-10-27 10:19:13,442 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~$Pointer$ [2020-10-27 10:19:13,442 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-10-27 10:19:13,442 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~int~X~int~TO~int [2020-10-27 10:19:13,442 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~int~TO~int [2020-10-27 10:19:13,442 INFO L130 BoogieDeclarations]: Found specification of procedure find_comp_entry [2020-10-27 10:19:13,442 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_cleanup [2020-10-27 10:19:13,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_open_1 [2020-10-27 10:19:13,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-27 10:19:13,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-27 10:19:13,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_uninit_1 [2020-10-27 10:19:13,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_stop_1 [2020-10-27 10:19:13,443 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 10:19:13,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_init [2020-10-27 10:19:13,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2020-10-27 10:19:13,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2020-10-27 10:19:13,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_contains [2020-10-27 10:19:13,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_is_empty [2020-10-27 10:19:13,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-10-27 10:19:13,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-10-27 10:19:13,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb [2020-10-27 10:19:13,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb [2020-10-27 10:19:13,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_current [2020-10-27 10:19:13,444 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-27 10:19:13,444 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2020-10-27 10:19:13,444 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 10:19:13,444 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 10:19:13,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 10:19:13,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-27 10:19:13,444 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 10:19:13,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-27 10:19:13,444 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-27 10:19:13,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-27 10:19:13,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-27 10:19:15,164 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-27 10:19:31,665 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 10:19:31,665 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-27 10:19:31,670 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 10:19:31 BoogieIcfgContainer [2020-10-27 10:19:31,671 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 10:19:31,673 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 10:19:31,673 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 10:19:31,676 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 10:19:31,676 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 10:19:08" (1/3) ... [2020-10-27 10:19:31,677 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42b5b99b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 10:19:31, skipping insertion in model container [2020-10-27 10:19:31,677 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:19:12" (2/3) ... [2020-10-27 10:19:31,678 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42b5b99b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 10:19:31, skipping insertion in model container [2020-10-27 10:19:31,678 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 10:19:31" (3/3) ... [2020-10-27 10:19:31,679 INFO L111 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ppp--ppp_generic.ko-entry_point.cil.out.i [2020-10-27 10:19:31,691 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 10:19:31,700 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-27 10:19:31,714 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-27 10:19:31,752 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 10:19:31,752 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 10:19:31,753 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 10:19:31,753 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 10:19:31,753 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 10:19:31,753 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 10:19:31,753 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 10:19:31,753 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 10:19:31,825 INFO L276 IsEmpty]: Start isEmpty. Operand 2885 states. [2020-10-27 10:19:31,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-10-27 10:19:31,847 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 10:19:31,849 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 10:19:31,849 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 10:19:31,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 10:19:31,863 INFO L82 PathProgramCache]: Analyzing trace with hash 725055392, now seen corresponding path program 1 times [2020-10-27 10:19:31,876 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 10:19:31,877 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1339610683] [2020-10-27 10:19:31,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 10:19:32,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:19:32,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:19:38,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:19:38,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 132 [2020-10-27 10:19:38,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:19:38,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5705 [2020-10-27 10:19:38,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:19:38,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 10:19:38,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 82 [2020-10-27 10:19:38,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-27 10:19:38,242 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 10:19:38,711 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 4 [2020-10-27 10:19:41,186 WARN L193 SmtUtils]: Spent 2.40 s on a formula simplification that was a NOOP. DAG size: 742 [2020-10-27 10:19:41,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 10:19:41,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:19:41,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:19:41,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:19:41,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 10:19:41,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:19:41,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 528 [2020-10-27 10:19:41,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:19:41,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:19:41,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:19:41,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:19:41,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:19:41,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 10:19:41,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:19:41,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:19:41,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:19:41,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 10:19:41,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:19:41,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 10:19:41,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:19:41,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:19:41,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:19:41,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:19:41,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:19:41,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 10:19:41,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:19:41,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:19:41,971 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:19:41,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 10:19:41,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:19:41,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 10:19:41,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:19:41,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:19:41,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:19:41,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:19:41,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:19:41,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 10:19:41,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:19:41,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:19:41,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:19:41,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 10:19:41,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:19:41,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 10:19:41,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:19:41,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:19:41,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:19:41,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:19:41,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:19:42,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-27 10:19:42,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:19:42,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:19:42,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:19:42,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 10:19:42,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:19:42,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 10:19:42,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:19:42,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:19:42,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:19:42,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:19:42,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:19:42,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 10:19:42,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:19:42,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:19:42,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:19:42,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 10:19:42,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:19:42,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 10:19:42,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:19:42,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:19:42,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:19:42,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:19:42,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:19:42,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 10:19:42,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:19:42,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:19:42,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:19:42,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 10:19:42,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:19:42,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 10:19:42,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:19:42,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:19:42,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:19:42,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:19:42,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:19:42,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-27 10:19:42,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:19:42,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:19:42,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:19:42,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 10:19:42,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:19:42,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 10:19:42,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:19:42,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:19:42,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:19:42,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:19:42,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:19:42,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-27 10:19:42,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:19:42,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:19:42,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:19:42,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 10:19:42,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:19:42,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 10:19:42,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:19:42,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:19:42,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:19:42,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:19:42,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:19:42,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-27 10:19:42,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:19:42,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:19:42,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:19:42,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-27 10:19:42,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:19:42,147 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 10:19:42,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:19:42,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 10:19:42,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:19:42,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 10:19:42,148 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:19:42,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 10:19:42,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:19:42,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:19:42,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:19:42,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 10:19:42,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:19:42,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 10:19:42,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:19:42,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 10:19:42,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:19:42,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 10:19:42,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 10:19:42,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-27 10:19:42,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:19:42,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:19:42,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:19:42,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 10:19:42,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:19:42,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-27 10:19:42,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:19:42,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 10:19:42,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:19:42,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 10:19:42,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 10:19:42,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 10:19:42,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:19:42,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:19:42,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:19:42,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 10:19:42,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:19:42,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 10:19:42,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:19:42,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 10:19:42,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:19:42,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 10:19:42,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 10:19:42,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-27 10:19:42,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 10:19:42,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 10:19:42,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 10:19:42,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 10:19:42,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 10:19:42,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-27 10:19:42,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 10:19:42,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 10:19:42,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 10:19:42,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 10:19:42,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 10:19:42,520 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2020-10-27 10:19:42,520 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1339610683] [2020-10-27 10:19:42,523 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 10:19:42,523 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-27 10:19:42,524 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [132123978] [2020-10-27 10:19:42,529 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 10:19:42,530 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 10:19:42,543 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 10:19:42,544 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-10-27 10:19:42,546 INFO L87 Difference]: Start difference. First operand 2885 states. Second operand 10 states. [2020-10-27 10:19:45,137 WARN L193 SmtUtils]: Spent 2.52 s on a formula simplification that was a NOOP. DAG size: 745 [2020-10-27 10:19:50,940 WARN L193 SmtUtils]: Spent 2.45 s on a formula simplification that was a NOOP. DAG size: 747 [2020-10-27 10:19:53,553 WARN L193 SmtUtils]: Spent 2.28 s on a formula simplification that was a NOOP. DAG size: 744 [2020-10-27 10:20:11,123 WARN L193 SmtUtils]: Spent 4.68 s on a formula simplification. DAG size of input: 755 DAG size of output: 750 [2020-10-27 10:20:14,213 WARN L193 SmtUtils]: Spent 2.40 s on a formula simplification that was a NOOP. DAG size: 750 [2020-10-27 10:20:16,935 WARN L193 SmtUtils]: Spent 2.37 s on a formula simplification that was a NOOP. DAG size: 750 [2020-10-27 10:20:32,383 WARN L193 SmtUtils]: Spent 2.43 s on a formula simplification that was a NOOP. DAG size: 755 [2020-10-27 10:20:36,074 WARN L193 SmtUtils]: Spent 2.34 s on a formula simplification that was a NOOP. DAG size: 749