java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/C-BIN-BPP-RCFG.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ppp--ppp_generic.ko-entry_point_true-unreach-call.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 07:20:23,536 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 07:20:23,538 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 07:20:23,556 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 07:20:23,557 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 07:20:23,559 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 07:20:23,561 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 07:20:23,564 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 07:20:23,565 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 07:20:23,568 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 07:20:23,571 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 07:20:23,571 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 07:20:23,572 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 07:20:23,573 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 07:20:23,574 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 07:20:23,575 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 07:20:23,576 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 07:20:23,578 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 07:20:23,580 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 07:20:23,582 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 07:20:23,583 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 07:20:23,584 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 07:20:23,587 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 07:20:23,587 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 07:20:23,587 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 07:20:23,589 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 07:20:23,590 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 07:20:23,591 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 07:20:23,591 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 07:20:23,593 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 07:20:23,593 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 07:20:23,594 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 07:20:23,594 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 07:20:23,594 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 07:20:23,595 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 07:20:23,596 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 07:20:23,596 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2018-11-28 07:20:23,612 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 07:20:23,612 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 07:20:23,613 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 07:20:23,614 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 07:20:23,614 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 07:20:23,614 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 07:20:23,615 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 07:20:23,615 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 07:20:23,615 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 07:20:23,615 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 07:20:23,617 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 07:20:23,617 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 07:20:23,617 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-28 07:20:23,617 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-28 07:20:23,618 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 07:20:23,618 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 07:20:23,618 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 07:20:23,618 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 07:20:23,619 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 07:20:23,619 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 07:20:23,619 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 07:20:23,619 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 07:20:23,619 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 07:20:23,620 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 07:20:23,620 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 07:20:23,620 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-28 07:20:23,620 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 07:20:23,620 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-11-28 07:20:23,622 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-28 07:20:23,622 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-28 07:20:23,623 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-28 07:20:23,680 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 07:20:23,697 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 07:20:23,706 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 07:20:23,708 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 07:20:23,708 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 07:20:23,709 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ppp--ppp_generic.ko-entry_point_true-unreach-call.cil.out.i [2018-11-28 07:20:23,781 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9ed6a7d0/1f4c98da440d45e99f2fe77ce0c96f35/FLAG0e3358599 [2018-11-28 07:20:24,701 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 07:20:24,702 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ppp--ppp_generic.ko-entry_point_true-unreach-call.cil.out.i [2018-11-28 07:20:24,760 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9ed6a7d0/1f4c98da440d45e99f2fe77ce0c96f35/FLAG0e3358599 [2018-11-28 07:20:25,103 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9ed6a7d0/1f4c98da440d45e99f2fe77ce0c96f35 [2018-11-28 07:20:25,113 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 07:20:25,115 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-11-28 07:20:25,116 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 07:20:25,116 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 07:20:25,120 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 07:20:25,122 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:20:25" (1/1) ... [2018-11-28 07:20:25,125 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f26fa99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:20:25, skipping insertion in model container [2018-11-28 07:20:25,125 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:20:25" (1/1) ... [2018-11-28 07:20:25,134 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 07:20:25,312 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 07:20:28,591 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 07:20:28,687 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 07:20:29,326 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 07:20:29,935 INFO L195 MainTranslator]: Completed translation [2018-11-28 07:20:29,935 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:20:29 WrapperNode [2018-11-28 07:20:29,936 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 07:20:29,937 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 07:20:29,937 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 07:20:29,937 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 07:20:29,947 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:20:29" (1/1) ... [2018-11-28 07:20:30,070 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:20:29" (1/1) ... [2018-11-28 07:20:30,123 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 07:20:30,123 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 07:20:30,124 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 07:20:30,124 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 07:20:30,136 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:20:29" (1/1) ... [2018-11-28 07:20:30,136 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:20:29" (1/1) ... [2018-11-28 07:20:30,193 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:20:29" (1/1) ... [2018-11-28 07:20:30,194 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:20:29" (1/1) ... [2018-11-28 07:20:30,462 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:20:29" (1/1) ... [2018-11-28 07:20:30,514 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:20:29" (1/1) ... [2018-11-28 07:20:30,591 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:20:29" (1/1) ... [2018-11-28 07:20:30,633 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 07:20:30,633 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 07:20:30,633 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 07:20:30,634 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 07:20:30,635 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:20:29" (1/1) ... No working directory specified, using /storage/repos/ultimate/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 [2018-11-28 07:20:30,710 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2018-11-28 07:20:30,710 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2018-11-28 07:20:30,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_uninit_1 [2018-11-28 07:20:30,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_uninit_1 [2018-11-28 07:20:30,711 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_INT~X~$Pointer$~X~C_INT~TO~C_INT [2018-11-28 07:20:30,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_INT~X~$Pointer$~X~C_INT~TO~C_INT [2018-11-28 07:20:30,711 INFO L130 BoogieDeclarations]: Found specification of procedure find_comp_entry [2018-11-28 07:20:30,711 INFO L138 BoogieDeclarations]: Found implementation of procedure find_comp_entry [2018-11-28 07:20:30,711 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_bh [2018-11-28 07:20:30,712 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_bh [2018-11-28 07:20:30,712 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2018-11-28 07:20:30,712 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull_rcsum [2018-11-28 07:20:30,712 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull_rcsum [2018-11-28 07:20:30,713 INFO L130 BoogieDeclarations]: Found specification of procedure remove_wait_queue [2018-11-28 07:20:30,713 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_wait_queue [2018-11-28 07:20:30,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2018-11-28 07:20:30,714 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2018-11-28 07:20:30,714 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2018-11-28 07:20:30,714 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2018-11-28 07:20:30,714 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2018-11-28 07:20:30,714 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_cleanup [2018-11-28 07:20:30,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_cleanup [2018-11-28 07:20:30,714 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock_bh [2018-11-28 07:20:30,715 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock_bh [2018-11-28 07:20:30,715 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2018-11-28 07:20:30,715 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock_bh [2018-11-28 07:20:30,715 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock_bh [2018-11-28 07:20:30,716 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-28 07:20:30,716 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2018-11-28 07:20:30,716 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2018-11-28 07:20:30,716 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2018-11-28 07:20:30,716 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2018-11-28 07:20:30,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2018-11-28 07:20:30,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2018-11-28 07:20:30,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2018-11-28 07:20:30,717 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2018-11-28 07:20:30,717 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2018-11-28 07:20:30,717 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-11-28 07:20:30,717 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-11-28 07:20:30,718 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2018-11-28 07:20:30,718 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2018-11-28 07:20:30,718 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2018-11-28 07:20:30,718 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2018-11-28 07:20:30,718 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_setup [2018-11-28 07:20:30,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_setup [2018-11-28 07:20:30,719 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_datagram_iter [2018-11-28 07:20:30,719 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_datagram_iter [2018-11-28 07:20:30,719 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2018-11-28 07:20:30,719 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2018-11-28 07:20:30,719 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_xmit_process [2018-11-28 07:20:30,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_xmit_process [2018-11-28 07:20:30,720 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_unlink [2018-11-28 07:20:30,720 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_unlink [2018-11-28 07:20:30,720 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_shutdown_interface [2018-11-28 07:20:30,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_shutdown_interface [2018-11-28 07:20:30,720 INFO L130 BoogieDeclarations]: Found specification of procedure idr_destroy [2018-11-28 07:20:30,720 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_destroy [2018-11-28 07:20:30,721 INFO L130 BoogieDeclarations]: Found specification of procedure __class_create [2018-11-28 07:20:30,721 INFO L138 BoogieDeclarations]: Found implementation of procedure __class_create [2018-11-28 07:20:30,721 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_destroy_interface [2018-11-28 07:20:30,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_destroy_interface [2018-11-28 07:20:30,721 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2018-11-28 07:20:30,721 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2018-11-28 07:20:30,722 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2018-11-28 07:20:30,723 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2018-11-28 07:20:30,724 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2018-11-28 07:20:30,724 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2018-11-28 07:20:30,724 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2018-11-28 07:20:30,724 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2018-11-28 07:20:30,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2018-11-28 07:20:30,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2018-11-28 07:20:30,725 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_external_alloc [2018-11-28 07:20:30,725 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_remember [2018-11-28 07:20:30,725 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_remember [2018-11-28 07:20:30,725 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_lock_bh [2018-11-28 07:20:30,725 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_lock_bh [2018-11-28 07:20:30,726 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_bits [2018-11-28 07:20:30,726 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_bits [2018-11-28 07:20:30,726 INFO L130 BoogieDeclarations]: Found specification of procedure bpf_prog_destroy [2018-11-28 07:20:30,726 INFO L138 BoogieDeclarations]: Found implementation of procedure bpf_prog_destroy [2018-11-28 07:20:30,726 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~TO~$Pointer$ [2018-11-28 07:20:30,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~TO~$Pointer$ [2018-11-28 07:20:30,727 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_push [2018-11-28 07:20:30,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_push [2018-11-28 07:20:30,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_open_1 [2018-11-28 07:20:30,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_open_1 [2018-11-28 07:20:30,730 INFO L130 BoogieDeclarations]: Found specification of procedure unit_find [2018-11-28 07:20:30,730 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_find [2018-11-28 07:20:30,730 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2018-11-28 07:20:30,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2018-11-28 07:20:30,731 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_10 [2018-11-28 07:20:30,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_10 [2018-11-28 07:20:30,731 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_head_init [2018-11-28 07:20:30,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_head_init [2018-11-28 07:20:30,731 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2018-11-28 07:20:30,731 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2018-11-28 07:20:30,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-11-28 07:20:30,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-11-28 07:20:30,733 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_be16 [2018-11-28 07:20:30,733 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_be16 [2018-11-28 07:20:30,733 INFO L130 BoogieDeclarations]: Found specification of procedure lock_release [2018-11-28 07:20:30,733 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_release [2018-11-28 07:20:30,734 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_INT~TO~VOID [2018-11-28 07:20:30,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_INT~TO~VOID [2018-11-28 07:20:30,734 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_netdev_mqs [2018-11-28 07:20:30,734 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_netdev_mqs [2018-11-28 07:20:30,734 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_34 [2018-11-28 07:20:30,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_34 [2018-11-28 07:20:30,734 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2018-11-28 07:20:30,735 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2018-11-28 07:20:30,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-11-28 07:20:30,735 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-11-28 07:20:30,735 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_unattached_ioctl [2018-11-28 07:20:30,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_unattached_ioctl [2018-11-28 07:20:30,735 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head [2018-11-28 07:20:30,736 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head [2018-11-28 07:20:30,736 INFO L130 BoogieDeclarations]: Found specification of procedure init_ppp_file [2018-11-28 07:20:30,736 INFO L138 BoogieDeclarations]: Found implementation of procedure init_ppp_file [2018-11-28 07:20:30,736 INFO L130 BoogieDeclarations]: Found specification of procedure idr_find_slowpath [2018-11-28 07:20:30,736 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_find_slowpath [2018-11-28 07:20:30,736 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_sub [2018-11-28 07:20:30,737 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_sub [2018-11-28 07:20:30,737 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2018-11-28 07:20:30,738 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2018-11-28 07:20:30,738 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 07:20:30,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 07:20:30,738 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2018-11-28 07:20:30,738 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2018-11-28 07:20:30,738 INFO L130 BoogieDeclarations]: Found specification of procedure skb_peek [2018-11-28 07:20:30,738 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_peek [2018-11-28 07:20:30,739 INFO L130 BoogieDeclarations]: Found specification of procedure __init_rwsem [2018-11-28 07:20:30,739 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_rwsem [2018-11-28 07:20:30,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_26 [2018-11-28 07:20:30,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_26 [2018-11-28 07:20:30,739 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_input [2018-11-28 07:20:30,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_input [2018-11-28 07:20:30,744 INFO L130 BoogieDeclarations]: Found specification of procedure poll_wait [2018-11-28 07:20:30,744 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_wait [2018-11-28 07:20:30,744 INFO L130 BoogieDeclarations]: Found specification of procedure unit_get [2018-11-28 07:20:30,744 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_get [2018-11-28 07:20:30,744 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_release [2018-11-28 07:20:30,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_release [2018-11-28 07:20:30,747 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2018-11-28 07:20:30,748 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2018-11-28 07:20:30,748 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2018-11-28 07:20:30,748 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2018-11-28 07:20:30,748 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2018-11-28 07:20:30,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2018-11-28 07:20:30,748 INFO L130 BoogieDeclarations]: Found specification of procedure get_filter [2018-11-28 07:20:30,749 INFO L138 BoogieDeclarations]: Found implementation of procedure get_filter [2018-11-28 07:20:30,749 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2018-11-28 07:20:30,749 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2018-11-28 07:20:30,749 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2018-11-28 07:20:30,749 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2018-11-28 07:20:30,750 INFO L130 BoogieDeclarations]: Found specification of procedure __swab16p [2018-11-28 07:20:30,750 INFO L138 BoogieDeclarations]: Found implementation of procedure __swab16p [2018-11-28 07:20:30,750 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lock_release [2018-11-28 07:20:30,750 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lock_release [2018-11-28 07:20:30,751 INFO L130 BoogieDeclarations]: Found specification of procedure atomic64_read [2018-11-28 07:20:30,751 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic64_read [2018-11-28 07:20:30,751 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2018-11-28 07:20:30,751 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2018-11-28 07:20:30,751 INFO L130 BoogieDeclarations]: Found specification of procedure down_read [2018-11-28 07:20:30,751 INFO L138 BoogieDeclarations]: Found implementation of procedure down_read [2018-11-28 07:20:30,752 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2018-11-28 07:20:30,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2018-11-28 07:20:30,752 INFO L130 BoogieDeclarations]: Found specification of procedure bpf_prog_create [2018-11-28 07:20:30,752 INFO L138 BoogieDeclarations]: Found implementation of procedure bpf_prog_create [2018-11-28 07:20:30,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-28 07:20:30,752 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2018-11-28 07:20:30,753 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2018-11-28 07:20:30,753 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_get_stats64 [2018-11-28 07:20:30,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_get_stats64 [2018-11-28 07:20:30,753 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2018-11-28 07:20:30,753 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2018-11-28 07:20:30,753 INFO L130 BoogieDeclarations]: Found specification of procedure idr_init [2018-11-28 07:20:30,754 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_init [2018-11-28 07:20:30,754 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2018-11-28 07:20:30,754 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2018-11-28 07:20:30,754 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2018-11-28 07:20:30,754 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2018-11-28 07:20:30,754 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_send_frame [2018-11-28 07:20:30,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_send_frame [2018-11-28 07:20:30,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2018-11-28 07:20:30,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2018-11-28 07:20:30,755 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_bh [2018-11-28 07:20:30,755 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_bh [2018-11-28 07:20:30,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2018-11-28 07:20:30,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2018-11-28 07:20:30,757 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2018-11-28 07:20:30,757 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2018-11-28 07:20:30,757 INFO L130 BoogieDeclarations]: Found specification of procedure __pskb_pull_tail [2018-11-28 07:20:30,757 INFO L138 BoogieDeclarations]: Found implementation of procedure __pskb_pull_tail [2018-11-28 07:20:30,757 INFO L130 BoogieDeclarations]: Found specification of procedure ethertype_to_npindex [2018-11-28 07:20:30,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ethertype_to_npindex [2018-11-28 07:20:30,758 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_init [2018-11-28 07:20:30,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_init [2018-11-28 07:20:30,758 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2018-11-28 07:20:30,758 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2018-11-28 07:20:30,758 INFO L130 BoogieDeclarations]: Found specification of procedure up_write [2018-11-28 07:20:30,758 INFO L138 BoogieDeclarations]: Found implementation of procedure up_write [2018-11-28 07:20:30,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2018-11-28 07:20:30,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2018-11-28 07:20:30,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2018-11-28 07:20:30,759 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tailroom [2018-11-28 07:20:30,759 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tailroom [2018-11-28 07:20:30,759 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-28 07:20:30,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-28 07:20:30,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-11-28 07:20:30,760 INFO L130 BoogieDeclarations]: Found specification of procedure __unregister_chrdev [2018-11-28 07:20:30,760 INFO L138 BoogieDeclarations]: Found implementation of procedure __unregister_chrdev [2018-11-28 07:20:30,760 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_receive_error [2018-11-28 07:20:30,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_receive_error [2018-11-28 07:20:30,760 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_find_unit [2018-11-28 07:20:30,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_find_unit [2018-11-28 07:20:30,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2018-11-28 07:20:30,763 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_3 [2018-11-28 07:20:30,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_3 [2018-11-28 07:20:30,763 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2018-11-28 07:20:30,763 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2018-11-28 07:20:30,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2018-11-28 07:20:30,764 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2018-11-28 07:20:30,764 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2018-11-28 07:20:30,764 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_create_interface [2018-11-28 07:20:30,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_create_interface [2018-11-28 07:20:30,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2018-11-28 07:20:30,765 INFO L130 BoogieDeclarations]: Found specification of procedure register_pernet_device [2018-11-28 07:20:30,765 INFO L138 BoogieDeclarations]: Found implementation of procedure register_pernet_device [2018-11-28 07:20:30,765 INFO L130 BoogieDeclarations]: Found specification of procedure try_module_get [2018-11-28 07:20:30,765 INFO L138 BoogieDeclarations]: Found implementation of procedure try_module_get [2018-11-28 07:20:30,765 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2018-11-28 07:20:30,765 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2018-11-28 07:20:30,765 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2018-11-28 07:20:30,766 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2018-11-28 07:20:30,766 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2018-11-28 07:20:30,766 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2018-11-28 07:20:30,766 INFO L130 BoogieDeclarations]: Found specification of procedure dev_net_set [2018-11-28 07:20:30,766 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_net_set [2018-11-28 07:20:30,766 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2018-11-28 07:20:30,766 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2018-11-28 07:20:30,767 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2018-11-28 07:20:30,767 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2018-11-28 07:20:30,767 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2018-11-28 07:20:30,767 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2018-11-28 07:20:30,768 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_channel_push [2018-11-28 07:20:30,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_channel_push [2018-11-28 07:20:30,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_6 [2018-11-28 07:20:30,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_6 [2018-11-28 07:20:30,768 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2018-11-28 07:20:30,769 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2018-11-28 07:20:30,770 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2018-11-28 07:20:30,770 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2018-11-28 07:20:30,770 INFO L130 BoogieDeclarations]: Found specification of procedure test_tsk_thread_flag [2018-11-28 07:20:30,770 INFO L138 BoogieDeclarations]: Found implementation of procedure test_tsk_thread_flag [2018-11-28 07:20:30,771 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_start_xmit [2018-11-28 07:20:30,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_start_xmit [2018-11-28 07:20:30,771 INFO L130 BoogieDeclarations]: Found specification of procedure add_wait_queue [2018-11-28 07:20:30,771 INFO L138 BoogieDeclarations]: Found implementation of procedure add_wait_queue [2018-11-28 07:20:30,771 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2018-11-28 07:20:30,772 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2018-11-28 07:20:30,772 INFO L130 BoogieDeclarations]: Found specification of procedure find_compressor [2018-11-28 07:20:30,772 INFO L138 BoogieDeclarations]: Found implementation of procedure find_compressor [2018-11-28 07:20:30,772 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_pernet [2018-11-28 07:20:30,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_pernet [2018-11-28 07:20:30,773 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_compress [2018-11-28 07:20:30,773 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_compress [2018-11-28 07:20:30,773 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2018-11-28 07:20:30,773 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2018-11-28 07:20:30,773 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2018-11-28 07:20:30,774 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2018-11-28 07:20:30,774 INFO L130 BoogieDeclarations]: Found specification of procedure skb_unclone [2018-11-28 07:20:30,774 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_unclone [2018-11-28 07:20:30,774 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2018-11-28 07:20:30,774 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2018-11-28 07:20:30,774 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_UINT~X~C_ULONG~TO~C_INT [2018-11-28 07:20:30,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_UINT~X~C_ULONG~TO~C_INT [2018-11-28 07:20:30,778 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2018-11-28 07:20:30,778 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2018-11-28 07:20:30,778 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_UINT [2018-11-28 07:20:30,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_UINT [2018-11-28 07:20:30,779 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_INT~X~C_INT~X~C_INT~X~C_INT~X~C_INT~TO~C_INT [2018-11-28 07:20:30,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_INT~X~C_INT~X~C_INT~X~C_INT~X~C_INT~TO~C_INT [2018-11-28 07:20:30,779 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_init [2018-11-28 07:20:30,779 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_init [2018-11-28 07:20:30,779 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_pernet_device [2018-11-28 07:20:30,779 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_pernet_device [2018-11-28 07:20:30,779 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_unregister_compressor [2018-11-28 07:20:30,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_unregister_compressor [2018-11-28 07:20:30,780 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2018-11-28 07:20:30,780 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2018-11-28 07:20:30,780 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_disconnect_channel [2018-11-28 07:20:30,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_disconnect_channel [2018-11-28 07:20:30,780 INFO L130 BoogieDeclarations]: Found specification of procedure register_chrdev [2018-11-28 07:20:30,781 INFO L138 BoogieDeclarations]: Found implementation of procedure register_chrdev [2018-11-28 07:20:30,781 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_net_ioctl [2018-11-28 07:20:30,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_net_ioctl [2018-11-28 07:20:30,781 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_dev_init [2018-11-28 07:20:30,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_dev_init [2018-11-28 07:20:30,781 INFO L130 BoogieDeclarations]: Found specification of procedure __register_chrdev [2018-11-28 07:20:30,781 INFO L138 BoogieDeclarations]: Found implementation of procedure __register_chrdev [2018-11-28 07:20:30,782 INFO L130 BoogieDeclarations]: Found specification of procedure __be16_to_cpup [2018-11-28 07:20:30,782 INFO L138 BoogieDeclarations]: Found implementation of procedure __be16_to_cpup [2018-11-28 07:20:30,782 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2018-11-28 07:20:30,782 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2018-11-28 07:20:30,782 INFO L130 BoogieDeclarations]: Found specification of procedure __rwlock_init [2018-11-28 07:20:30,782 INFO L138 BoogieDeclarations]: Found implementation of procedure __rwlock_init [2018-11-28 07:20:30,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_9 [2018-11-28 07:20:30,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_9 [2018-11-28 07:20:30,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_pernet_operations_2 [2018-11-28 07:20:30,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_pernet_operations_2 [2018-11-28 07:20:30,783 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_unlock_bh [2018-11-28 07:20:30,783 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_unlock_bh [2018-11-28 07:20:30,783 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_lock [2018-11-28 07:20:30,784 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_lock [2018-11-28 07:20:30,784 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2018-11-28 07:20:30,784 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2018-11-28 07:20:30,784 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 07:20:30,784 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_insert [2018-11-28 07:20:30,784 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_insert [2018-11-28 07:20:30,784 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev [2018-11-28 07:20:30,785 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev [2018-11-28 07:20:30,785 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2018-11-28 07:20:30,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2018-11-28 07:20:30,785 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_find_channel [2018-11-28 07:20:30,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_find_channel [2018-11-28 07:20:30,785 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2018-11-28 07:20:30,785 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2018-11-28 07:20:30,786 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2018-11-28 07:20:30,786 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2018-11-28 07:20:30,786 INFO L130 BoogieDeclarations]: Found specification of procedure skb_header_cloned [2018-11-28 07:20:30,786 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_header_cloned [2018-11-28 07:20:30,786 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_mp_insert [2018-11-28 07:20:30,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_mp_insert [2018-11-28 07:20:30,786 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_output_wakeup [2018-11-28 07:20:30,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_output_wakeup [2018-11-28 07:20:30,787 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_exit_net [2018-11-28 07:20:30,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_exit_net [2018-11-28 07:20:30,787 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_uncompress [2018-11-28 07:20:30,787 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_uncompress [2018-11-28 07:20:30,787 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_free [2018-11-28 07:20:30,787 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_free [2018-11-28 07:20:30,789 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-11-28 07:20:30,789 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-11-28 07:20:30,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_stop_1 [2018-11-28 07:20:30,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_stop_1 [2018-11-28 07:20:30,790 INFO L130 BoogieDeclarations]: Found specification of procedure skb_cloned [2018-11-28 07:20:30,790 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_cloned [2018-11-28 07:20:30,790 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_do_recv [2018-11-28 07:20:30,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_do_recv [2018-11-28 07:20:30,790 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_unregister_channel [2018-11-28 07:20:30,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_unregister_channel [2018-11-28 07:20:30,790 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2018-11-28 07:20:30,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2018-11-28 07:20:30,791 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2018-11-28 07:20:30,791 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_trim [2018-11-28 07:20:30,791 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_be16 [2018-11-28 07:20:30,791 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_be16 [2018-11-28 07:20:30,791 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2018-11-28 07:20:30,791 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2018-11-28 07:20:30,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2018-11-28 07:20:30,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2018-11-28 07:20:30,792 INFO L130 BoogieDeclarations]: Found specification of procedure iov_iter_init [2018-11-28 07:20:30,792 INFO L138 BoogieDeclarations]: Found implementation of procedure iov_iter_init [2018-11-28 07:20:30,792 INFO L130 BoogieDeclarations]: Found specification of procedure proto_to_npindex [2018-11-28 07:20:30,792 INFO L138 BoogieDeclarations]: Found implementation of procedure proto_to_npindex [2018-11-28 07:20:30,792 INFO L130 BoogieDeclarations]: Found specification of procedure net_generic [2018-11-28 07:20:30,792 INFO L138 BoogieDeclarations]: Found implementation of procedure net_generic [2018-11-28 07:20:30,792 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_decompress_frame [2018-11-28 07:20:30,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_decompress_frame [2018-11-28 07:20:30,793 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2018-11-28 07:20:30,793 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2018-11-28 07:20:30,793 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_before [2018-11-28 07:20:30,793 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_before [2018-11-28 07:20:30,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_39 [2018-11-28 07:20:30,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_39 [2018-11-28 07:20:30,793 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-11-28 07:20:30,794 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2018-11-28 07:20:30,794 INFO L130 BoogieDeclarations]: Found specification of procedure unit_put [2018-11-28 07:20:30,794 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_put [2018-11-28 07:20:30,794 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2018-11-28 07:20:30,794 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2018-11-28 07:20:30,794 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_receive_nonmp_frame [2018-11-28 07:20:30,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_receive_nonmp_frame [2018-11-28 07:20:30,794 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2018-11-28 07:20:30,795 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2018-11-28 07:20:30,795 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_purge [2018-11-28 07:20:30,795 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_purge [2018-11-28 07:20:30,795 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2018-11-28 07:20:30,795 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2018-11-28 07:20:30,795 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_42 [2018-11-28 07:20:30,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_42 [2018-11-28 07:20:30,795 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_unlock [2018-11-28 07:20:30,795 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_unlock [2018-11-28 07:20:30,796 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2018-11-28 07:20:30,796 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2018-11-28 07:20:30,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-11-28 07:20:30,796 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2018-11-28 07:20:30,796 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2018-11-28 07:20:30,796 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~C_INT~X~C_INT~TO~C_INT [2018-11-28 07:20:30,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~C_INT~X~C_INT~TO~C_INT [2018-11-28 07:20:30,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2018-11-28 07:20:30,797 INFO L130 BoogieDeclarations]: Found specification of procedure noop_llseek [2018-11-28 07:20:30,797 INFO L138 BoogieDeclarations]: Found implementation of procedure noop_llseek [2018-11-28 07:20:30,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2018-11-28 07:20:30,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2018-11-28 07:20:30,797 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_write [2018-11-28 07:20:30,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_write [2018-11-28 07:20:30,797 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2018-11-28 07:20:30,797 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2018-11-28 07:20:30,804 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2018-11-28 07:20:30,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2018-11-28 07:20:30,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2018-11-28 07:20:30,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2018-11-28 07:20:30,805 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2018-11-28 07:20:30,805 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2018-11-28 07:20:30,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_1 [2018-11-28 07:20:30,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_1 [2018-11-28 07:20:30,805 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum_complete_unset [2018-11-28 07:20:30,806 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum_complete_unset [2018-11-28 07:20:30,806 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2018-11-28 07:20:30,806 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2018-11-28 07:20:30,806 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_connect_channel [2018-11-28 07:20:30,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_connect_channel [2018-11-28 07:20:30,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2018-11-28 07:20:30,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2018-11-28 07:20:30,806 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_receive_frame [2018-11-28 07:20:30,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_receive_frame [2018-11-28 07:20:30,807 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ccp_closed [2018-11-28 07:20:30,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ccp_closed [2018-11-28 07:20:30,807 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_open [2018-11-28 07:20:30,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_open [2018-11-28 07:20:30,807 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_next [2018-11-28 07:20:30,807 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_next [2018-11-28 07:20:30,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2018-11-28 07:20:30,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2018-11-28 07:20:30,808 INFO L130 BoogieDeclarations]: Found specification of procedure idr_find [2018-11-28 07:20:30,808 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_find [2018-11-28 07:20:30,808 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_set_compress [2018-11-28 07:20:30,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_set_compress [2018-11-28 07:20:30,808 INFO L130 BoogieDeclarations]: Found specification of procedure up_read [2018-11-28 07:20:30,808 INFO L138 BoogieDeclarations]: Found implementation of procedure up_read [2018-11-28 07:20:30,808 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_cow [2018-11-28 07:20:30,809 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_cow [2018-11-28 07:20:30,809 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2018-11-28 07:20:30,809 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2018-11-28 07:20:30,809 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2018-11-28 07:20:30,809 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2018-11-28 07:20:30,809 INFO L130 BoogieDeclarations]: Found specification of procedure lock_acquire [2018-11-28 07:20:30,809 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_acquire [2018-11-28 07:20:30,809 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2018-11-28 07:20:30,809 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2018-11-28 07:20:30,810 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_pull [2018-11-28 07:20:30,810 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_pull [2018-11-28 07:20:30,810 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_INT~X~C_INT~X~C_INT~X~C_INT~TO~C_INT [2018-11-28 07:20:30,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_INT~X~C_INT~X~C_INT~X~C_INT~TO~C_INT [2018-11-28 07:20:30,810 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 07:20:30,810 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 07:20:30,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-28 07:20:30,810 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2018-11-28 07:20:30,810 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2018-11-28 07:20:30,811 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_add [2018-11-28 07:20:30,811 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_add [2018-11-28 07:20:30,811 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_init_net [2018-11-28 07:20:30,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_init_net [2018-11-28 07:20:30,811 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2018-11-28 07:20:30,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_31 [2018-11-28 07:20:30,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_31 [2018-11-28 07:20:30,811 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2018-11-28 07:20:30,811 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2018-11-28 07:20:30,812 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2018-11-28 07:20:30,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2018-11-28 07:20:30,812 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2018-11-28 07:20:30,812 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2018-11-28 07:20:30,812 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2018-11-28 07:20:30,812 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2018-11-28 07:20:30,812 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2018-11-28 07:20:30,812 INFO L130 BoogieDeclarations]: Found specification of procedure write_pnet [2018-11-28 07:20:30,812 INFO L138 BoogieDeclarations]: Found implementation of procedure write_pnet [2018-11-28 07:20:30,813 INFO L130 BoogieDeclarations]: Found specification of procedure idr_alloc [2018-11-28 07:20:30,813 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_alloc [2018-11-28 07:20:30,813 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2018-11-28 07:20:30,813 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2018-11-28 07:20:30,813 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2018-11-28 07:20:30,813 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2018-11-28 07:20:30,813 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2018-11-28 07:20:30,813 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2018-11-28 07:20:30,814 INFO L130 BoogieDeclarations]: Found specification of procedure netif_keep_dst [2018-11-28 07:20:30,814 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_keep_dst [2018-11-28 07:20:30,814 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_nonlinear [2018-11-28 07:20:30,814 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_nonlinear [2018-11-28 07:20:30,814 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_mp_reconstruct [2018-11-28 07:20:30,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_mp_reconstruct [2018-11-28 07:20:30,814 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2018-11-28 07:20:30,814 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2018-11-28 07:20:30,814 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lock_acquire [2018-11-28 07:20:30,815 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lock_acquire [2018-11-28 07:20:30,815 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2018-11-28 07:20:30,815 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2018-11-28 07:20:30,815 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_long_read [2018-11-28 07:20:30,815 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_long_read [2018-11-28 07:20:30,815 INFO L130 BoogieDeclarations]: Found specification of procedure unit_set [2018-11-28 07:20:30,815 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_set [2018-11-28 07:20:30,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_chrdev_38 [2018-11-28 07:20:30,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_chrdev_38 [2018-11-28 07:20:30,816 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2018-11-28 07:20:30,816 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2018-11-28 07:20:30,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_41 [2018-11-28 07:20:30,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_41 [2018-11-28 07:20:30,816 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_toss [2018-11-28 07:20:30,816 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_toss [2018-11-28 07:20:30,816 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2018-11-28 07:20:30,816 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2018-11-28 07:20:30,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_5 [2018-11-28 07:20:30,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_5 [2018-11-28 07:20:30,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_43 [2018-11-28 07:20:30,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_43 [2018-11-28 07:20:30,817 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_read [2018-11-28 07:20:30,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_read [2018-11-28 07:20:30,817 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2018-11-28 07:20:30,817 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2018-11-28 07:20:30,817 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_get_stats [2018-11-28 07:20:30,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_get_stats [2018-11-28 07:20:30,818 INFO L130 BoogieDeclarations]: Found specification of procedure list_move [2018-11-28 07:20:30,818 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move [2018-11-28 07:20:30,818 INFO L130 BoogieDeclarations]: Found specification of procedure down_write [2018-11-28 07:20:30,818 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write [2018-11-28 07:20:30,818 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_register_net_channel [2018-11-28 07:20:30,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_register_net_channel [2018-11-28 07:20:30,818 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2018-11-28 07:20:30,818 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2018-11-28 07:20:30,819 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2018-11-28 07:20:30,819 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2018-11-28 07:20:30,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_40 [2018-11-28 07:20:30,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_40 [2018-11-28 07:20:30,819 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_mp_explode [2018-11-28 07:20:30,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_mp_explode [2018-11-28 07:20:30,819 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_may_pull [2018-11-28 07:20:30,819 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_may_pull [2018-11-28 07:20:30,820 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2018-11-28 07:20:30,820 INFO L138 BoogieDeclarations]: Found implementation of procedure device_destroy [2018-11-28 07:20:30,820 INFO L130 BoogieDeclarations]: Found specification of procedure memdup_user [2018-11-28 07:20:30,820 INFO L138 BoogieDeclarations]: Found implementation of procedure memdup_user [2018-11-28 07:20:30,820 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2018-11-28 07:20:30,820 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2018-11-28 07:20:30,820 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ioctl [2018-11-28 07:20:30,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ioctl [2018-11-28 07:20:30,821 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ccp_peek [2018-11-28 07:20:30,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ccp_peek [2018-11-28 07:20:30,821 INFO L130 BoogieDeclarations]: Found specification of procedure skb_cow_head [2018-11-28 07:20:30,821 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_cow_head [2018-11-28 07:20:30,821 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2018-11-28 07:20:30,821 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2018-11-28 07:20:30,821 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_is_last [2018-11-28 07:20:30,822 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_is_last [2018-11-28 07:20:30,822 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2018-11-28 07:20:30,822 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2018-11-28 07:20:30,822 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_poll [2018-11-28 07:20:30,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_poll [2018-11-28 07:20:30,822 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2018-11-28 07:20:30,822 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2018-11-28 07:20:30,822 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2018-11-28 07:20:30,822 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user_overflow [2018-11-28 07:20:30,823 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2018-11-28 07:20:30,823 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2018-11-28 07:20:30,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2018-11-28 07:20:30,823 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_destroy_channel [2018-11-28 07:20:30,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_destroy_channel [2018-11-28 07:20:30,823 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2018-11-28 07:20:30,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2018-11-28 07:20:30,824 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2018-11-28 07:20:30,824 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2018-11-28 07:20:30,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2018-11-28 07:20:30,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2018-11-28 07:20:30,824 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2018-11-28 07:20:30,824 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2018-11-28 07:20:30,824 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 07:20:30,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 07:20:30,825 INFO L130 BoogieDeclarations]: Found specification of procedure pad_compress_skb [2018-11-28 07:20:30,825 INFO L138 BoogieDeclarations]: Found implementation of procedure pad_compress_skb [2018-11-28 07:20:30,825 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_receive_mp_frame [2018-11-28 07:20:30,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_receive_mp_frame [2018-11-28 07:20:30,825 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2018-11-28 07:20:30,825 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2018-11-28 07:20:30,825 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2018-11-28 07:20:30,825 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2018-11-28 07:21:50,886 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 07:21:50,887 INFO L280 CfgBuilder]: Removed 0 assue(true) statements. [2018-11-28 07:21:50,888 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 07:21:50 BoogieIcfgContainer [2018-11-28 07:21:50,888 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 07:21:50,890 INFO L168 Benchmark]: Toolchain (without parser) took 85776.73 ms. Allocated memory was 1.5 GB in the beginning and 4.0 GB in the end (delta: 2.5 GB). Free memory was 1.4 GB in the beginning and 2.9 GB in the end (delta: -1.5 GB). Peak memory consumption was 1.8 GB. Max. memory is 7.1 GB. [2018-11-28 07:21:50,892 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-28 07:21:50,893 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4820.25 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 766.5 MB). Free memory was 1.4 GB in the beginning and 1.8 GB in the end (delta: -436.9 MB). Peak memory consumption was 356.7 MB. Max. memory is 7.1 GB. [2018-11-28 07:21:50,894 INFO L168 Benchmark]: Boogie Procedure Inliner took 186.23 ms. Allocated memory is still 2.3 GB. Free memory is still 1.8 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-28 07:21:50,894 INFO L168 Benchmark]: Boogie Preprocessor took 509.47 ms. Allocated memory is still 2.3 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 83.6 MB). Peak memory consumption was 83.6 MB. Max. memory is 7.1 GB. [2018-11-28 07:21:50,895 INFO L168 Benchmark]: RCFGBuilder took 80254.70 ms. Allocated memory was 2.3 GB in the beginning and 4.0 GB in the end (delta: 1.7 GB). Free memory was 1.8 GB in the beginning and 2.9 GB in the end (delta: -1.1 GB). Peak memory consumption was 1.4 GB. Max. memory is 7.1 GB. [2018-11-28 07:21:50,899 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - GenericResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 4820.25 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 766.5 MB). Free memory was 1.4 GB in the beginning and 1.8 GB in the end (delta: -436.9 MB). Peak memory consumption was 356.7 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 186.23 ms. Allocated memory is still 2.3 GB. Free memory is still 1.8 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 509.47 ms. Allocated memory is still 2.3 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 83.6 MB). Peak memory consumption was 83.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 80254.70 ms. Allocated memory was 2.3 GB in the beginning and 4.0 GB in the end (delta: 1.7 GB). Free memory was 1.8 GB in the beginning and 2.9 GB in the end (delta: -1.1 GB). Peak memory consumption was 1.4 GB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...