java -ea -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/C-BIN-BPP-RCFG.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko_false-unreach-call.cil.out.i.pp.i


--------------------------------------------------------------------------------


This is Ultimate 0.1.23-4ad093a
[2018-11-25 20:45:29,384 INFO  L170        SettingsManager]: Resetting all preferences to default values...
[2018-11-25 20:45:29,386 INFO  L174        SettingsManager]: Resetting UltimateCore preferences to default values
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[2018-11-25 20:45:29,403 INFO  L174        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2018-11-25 20:45:29,404 INFO  L174        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2018-11-25 20:45:29,407 INFO  L174        SettingsManager]: Resetting Abstract Interpretation preferences to default values
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[2018-11-25 20:45:29,429 INFO  L174        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2018-11-25 20:45:29,429 INFO  L174        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2018-11-25 20:45:29,432 INFO  L174        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2018-11-25 20:45:29,439 INFO  L174        SettingsManager]: Resetting CodeCheck preferences to default values
[2018-11-25 20:45:29,441 INFO  L174        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2018-11-25 20:45:29,442 INFO  L174        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2018-11-25 20:45:29,445 INFO  L174        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2018-11-25 20:45:29,449 INFO  L177        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
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[2018-11-25 20:45:29,450 INFO  L174        SettingsManager]: Resetting TreeAutomizer preferences to default values
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[2018-11-25 20:45:29,458 INFO  L174        SettingsManager]: Resetting SmtParser preferences to default values
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[2018-11-25 20:45:29,459 INFO  L181        SettingsManager]: Finished resetting all preferences to default values...
[2018-11-25 20:45:29,459 INFO  L98         SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf
[2018-11-25 20:45:29,474 INFO  L110        SettingsManager]: Loading preferences was successful
[2018-11-25 20:45:29,474 INFO  L112        SettingsManager]: Preferences different from defaults after loading the file:
[2018-11-25 20:45:29,475 INFO  L131        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2018-11-25 20:45:29,475 INFO  L133        SettingsManager]:  * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS
[2018-11-25 20:45:29,475 INFO  L131        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2018-11-25 20:45:29,476 INFO  L133        SettingsManager]:  * Create parallel compositions if possible=false
[2018-11-25 20:45:29,476 INFO  L133        SettingsManager]:  * Use SBE=true
[2018-11-25 20:45:29,476 INFO  L131        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2018-11-25 20:45:29,476 INFO  L133        SettingsManager]:  * Overapproximate operations on floating types=true
[2018-11-25 20:45:29,476 INFO  L133        SettingsManager]:  * Check division by zero=IGNORE
[2018-11-25 20:45:29,477 INFO  L133        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2018-11-25 20:45:29,477 INFO  L133        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2018-11-25 20:45:29,477 INFO  L133        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2018-11-25 20:45:29,477 INFO  L133        SettingsManager]:  * Check if freed pointer was valid=false
[2018-11-25 20:45:29,477 INFO  L133        SettingsManager]:  * Use constant arrays=true
[2018-11-25 20:45:29,478 INFO  L133        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2018-11-25 20:45:29,478 INFO  L131        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2018-11-25 20:45:29,478 INFO  L133        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2018-11-25 20:45:29,478 INFO  L133        SettingsManager]:  * To the following directory=./dump/
[2018-11-25 20:45:29,478 INFO  L133        SettingsManager]:  * SMT solver=External_DefaultMode
[2018-11-25 20:45:29,479 INFO  L133        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2018-11-25 20:45:29,479 INFO  L131        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2018-11-25 20:45:29,479 INFO  L133        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2018-11-25 20:45:29,479 INFO  L133        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2018-11-25 20:45:29,479 INFO  L133        SettingsManager]:  * Trace refinement strategy=CAMEL
[2018-11-25 20:45:29,479 INFO  L133        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2018-11-25 20:45:29,480 INFO  L133        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2018-11-25 20:45:29,480 INFO  L133        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2018-11-25 20:45:29,480 INFO  L133        SettingsManager]:  * To the following directory=dump/
[2018-11-25 20:45:29,522 INFO  L81    nceAwareModelManager]: Repository-Root is: /tmp
[2018-11-25 20:45:29,537 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2018-11-25 20:45:29,542 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2018-11-25 20:45:29,544 INFO  L271        PluginConnector]: Initializing CDTParser...
[2018-11-25 20:45:29,544 INFO  L276        PluginConnector]: CDTParser initialized
[2018-11-25 20:45:29,545 INFO  L418   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko_false-unreach-call.cil.out.i.pp.i
[2018-11-25 20:45:29,608 INFO  L221              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c183916c/1a55439a4b654c4bafc74219c5613ce1/FLAG297cf9c19
[2018-11-25 20:45:30,556 INFO  L307              CDTParser]: Found 1 translation units.
[2018-11-25 20:45:30,557 INFO  L161              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko_false-unreach-call.cil.out.i.pp.i
[2018-11-25 20:45:30,598 INFO  L355              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c183916c/1a55439a4b654c4bafc74219c5613ce1/FLAG297cf9c19
[2018-11-25 20:45:30,946 INFO  L363              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c183916c/1a55439a4b654c4bafc74219c5613ce1
[2018-11-25 20:45:30,958 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2018-11-25 20:45:30,960 INFO  L131        ToolchainWalker]: Walking toolchain with 4 elements.
[2018-11-25 20:45:30,961 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2018-11-25 20:45:30,961 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2018-11-25 20:45:30,965 INFO  L276        PluginConnector]: CACSL2BoogieTranslator initialized
[2018-11-25 20:45:30,967 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:45:30" (1/1) ...
[2018-11-25 20:45:30,970 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28a7cd36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:45:30, skipping insertion in model container
[2018-11-25 20:45:30,970 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:45:30" (1/1) ...
[2018-11-25 20:45:30,981 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2018-11-25 20:45:31,177 INFO  L176         MainTranslator]: Built tables and reachable declarations
[2018-11-25 20:45:34,419 INFO  L203          PostProcessor]: Analyzing one entry point: main
[2018-11-25 20:45:34,465 INFO  L191         MainTranslator]: Completed pre-run
[2018-11-25 20:45:34,895 INFO  L203          PostProcessor]: Analyzing one entry point: main
[2018-11-25 20:45:35,548 INFO  L195         MainTranslator]: Completed translation
[2018-11-25 20:45:35,548 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:45:35 WrapperNode
[2018-11-25 20:45:35,549 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2018-11-25 20:45:35,550 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2018-11-25 20:45:35,550 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2018-11-25 20:45:35,550 INFO  L276        PluginConnector]: Boogie Procedure Inliner initialized
[2018-11-25 20:45:35,561 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:45:35" (1/1) ...
[2018-11-25 20:45:35,667 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:45:35" (1/1) ...
[2018-11-25 20:45:35,705 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2018-11-25 20:45:35,705 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2018-11-25 20:45:35,705 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2018-11-25 20:45:35,705 INFO  L276        PluginConnector]: Boogie Preprocessor initialized
[2018-11-25 20:45:35,715 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:45:35" (1/1) ...
[2018-11-25 20:45:35,715 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:45:35" (1/1) ...
[2018-11-25 20:45:35,750 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:45:35" (1/1) ...
[2018-11-25 20:45:35,751 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:45:35" (1/1) ...
[2018-11-25 20:45:35,945 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:45:35" (1/1) ...
[2018-11-25 20:45:35,983 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:45:35" (1/1) ...
[2018-11-25 20:45:36,024 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:45:35" (1/1) ...
[2018-11-25 20:45:36,060 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2018-11-25 20:45:36,060 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2018-11-25 20:45:36,061 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2018-11-25 20:45:36,061 INFO  L276        PluginConnector]: RCFGBuilder initialized
[2018-11-25 20:45:36,062 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:45:35" (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
[2018-11-25 20:45:36,132 INFO  L130     BoogieDeclarations]: Found specification of procedure atomic_set
[2018-11-25 20:45:36,132 INFO  L138     BoogieDeclarations]: Found implementation of procedure atomic_set
[2018-11-25 20:45:36,132 INFO  L130     BoogieDeclarations]: Found specification of procedure find_comp_entry
[2018-11-25 20:45:36,132 INFO  L138     BoogieDeclarations]: Found implementation of procedure find_comp_entry
[2018-11-25 20:45:36,134 INFO  L130     BoogieDeclarations]: Found specification of procedure _raw_spin_lock_bh
[2018-11-25 20:45:36,135 INFO  L130     BoogieDeclarations]: Found specification of procedure ldv_try_module_get
[2018-11-25 20:45:36,135 INFO  L138     BoogieDeclarations]: Found implementation of procedure ldv_try_module_get
[2018-11-25 20:45:36,135 INFO  L130     BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int
[2018-11-25 20:45:36,135 INFO  L138     BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int
[2018-11-25 20:45:36,135 INFO  L130     BoogieDeclarations]: Found specification of procedure remove_wait_queue
[2018-11-25 20:45:36,136 INFO  L130     BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue
[2018-11-25 20:45:36,136 INFO  L138     BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue
[2018-11-25 20:45:36,136 INFO  L130     BoogieDeclarations]: Found specification of procedure skb_dequeue
[2018-11-25 20:45:36,137 INFO  L130     BoogieDeclarations]: Found specification of procedure ppp_cleanup
[2018-11-25 20:45:36,137 INFO  L138     BoogieDeclarations]: Found implementation of procedure ppp_cleanup
[2018-11-25 20:45:36,137 INFO  L130     BoogieDeclarations]: Found specification of procedure _raw_write_lock_bh
[2018-11-25 20:45:36,137 INFO  L130     BoogieDeclarations]: Found specification of procedure __xchg_wrong_size
[2018-11-25 20:45:36,137 INFO  L130     BoogieDeclarations]: Found specification of procedure _raw_write_unlock_bh
[2018-11-25 20:45:36,138 INFO  L130     BoogieDeclarations]: Found specification of procedure __alloc_skb
[2018-11-25 20:45:36,139 INFO  L130     BoogieDeclarations]: Found specification of procedure alloc_skb
[2018-11-25 20:45:36,139 INFO  L138     BoogieDeclarations]: Found implementation of procedure alloc_skb
[2018-11-25 20:45:36,139 INFO  L130     BoogieDeclarations]: Found specification of procedure skb_queue_head_init
[2018-11-25 20:45:36,139 INFO  L138     BoogieDeclarations]: Found implementation of procedure skb_queue_head_init
[2018-11-25 20:45:36,139 INFO  L130     BoogieDeclarations]: Found specification of procedure ldv_module_put_1
[2018-11-25 20:45:36,140 INFO  L138     BoogieDeclarations]: Found implementation of procedure ldv_module_put_1
[2018-11-25 20:45:36,140 INFO  L130     BoogieDeclarations]: Found specification of procedure ppp_setup
[2018-11-25 20:45:36,140 INFO  L138     BoogieDeclarations]: Found implementation of procedure ppp_setup
[2018-11-25 20:45:36,140 INFO  L130     BoogieDeclarations]: Found specification of procedure skb_push
[2018-11-25 20:45:36,140 INFO  L130     BoogieDeclarations]: Found specification of procedure ppp_xmit_process
[2018-11-25 20:45:36,140 INFO  L138     BoogieDeclarations]: Found implementation of procedure ppp_xmit_process
[2018-11-25 20:45:36,140 INFO  L130     BoogieDeclarations]: Found specification of procedure ppp_shutdown_interface
[2018-11-25 20:45:36,141 INFO  L138     BoogieDeclarations]: Found implementation of procedure ppp_shutdown_interface
[2018-11-25 20:45:36,141 INFO  L130     BoogieDeclarations]: Found specification of procedure idr_destroy
[2018-11-25 20:45:36,141 INFO  L130     BoogieDeclarations]: Found specification of procedure __class_create
[2018-11-25 20:45:36,141 INFO  L130     BoogieDeclarations]: Found specification of procedure ppp_destroy_interface
[2018-11-25 20:45:36,141 INFO  L138     BoogieDeclarations]: Found implementation of procedure ppp_destroy_interface
[2018-11-25 20:45:36,141 INFO  L130     BoogieDeclarations]: Found specification of procedure netif_wake_queue
[2018-11-25 20:45:36,142 INFO  L138     BoogieDeclarations]: Found implementation of procedure netif_wake_queue
[2018-11-25 20:45:36,142 INFO  L130     BoogieDeclarations]: Found specification of procedure variable_test_bit
[2018-11-25 20:45:36,142 INFO  L138     BoogieDeclarations]: Found implementation of procedure variable_test_bit
[2018-11-25 20:45:36,142 INFO  L130     BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled
[2018-11-25 20:45:36,142 INFO  L130     BoogieDeclarations]: Found specification of procedure get_current
[2018-11-25 20:45:36,142 INFO  L138     BoogieDeclarations]: Found implementation of procedure get_current
[2018-11-25 20:45:36,143 INFO  L130     BoogieDeclarations]: Found specification of procedure _raw_read_lock_bh
[2018-11-25 20:45:36,143 INFO  L130     BoogieDeclarations]: Found specification of procedure ldv_module_put
[2018-11-25 20:45:36,143 INFO  L138     BoogieDeclarations]: Found implementation of procedure ldv_module_put
[2018-11-25 20:45:36,143 INFO  L130     BoogieDeclarations]: Found specification of procedure ldv_module_put_6
[2018-11-25 20:45:36,143 INFO  L138     BoogieDeclarations]: Found implementation of procedure ldv_module_put_6
[2018-11-25 20:45:36,143 INFO  L130     BoogieDeclarations]: Found specification of procedure ldv_module_put_5
[2018-11-25 20:45:36,144 INFO  L138     BoogieDeclarations]: Found implementation of procedure ldv_module_put_5
[2018-11-25 20:45:36,144 INFO  L130     BoogieDeclarations]: Found specification of procedure ldv_module_put_4
[2018-11-25 20:45:36,144 INFO  L138     BoogieDeclarations]: Found implementation of procedure ldv_module_put_4
[2018-11-25 20:45:36,144 INFO  L130     BoogieDeclarations]: Found specification of procedure ldv_module_put_3
[2018-11-25 20:45:36,144 INFO  L138     BoogieDeclarations]: Found implementation of procedure ldv_module_put_3
[2018-11-25 20:45:36,144 INFO  L130     BoogieDeclarations]: Found specification of procedure ldv_module_put_2
[2018-11-25 20:45:36,145 INFO  L138     BoogieDeclarations]: Found implementation of procedure ldv_module_put_2
[2018-11-25 20:45:36,145 INFO  L130     BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~int~TO~int
[2018-11-25 20:45:36,145 INFO  L138     BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~int~TO~int
[2018-11-25 20:45:36,145 INFO  L130     BoogieDeclarations]: Found specification of procedure ppp_push
[2018-11-25 20:45:36,145 INFO  L138     BoogieDeclarations]: Found implementation of procedure ppp_push
[2018-11-25 20:45:36,145 INFO  L130     BoogieDeclarations]: Found specification of procedure unit_find
[2018-11-25 20:45:36,146 INFO  L138     BoogieDeclarations]: Found implementation of procedure unit_find
[2018-11-25 20:45:36,146 INFO  L130     BoogieDeclarations]: Found specification of procedure __skb_queue_head_init
[2018-11-25 20:45:36,146 INFO  L138     BoogieDeclarations]: Found implementation of procedure __skb_queue_head_init
[2018-11-25 20:45:36,147 INFO  L130     BoogieDeclarations]: Found specification of procedure mutex_unlock
[2018-11-25 20:45:36,147 INFO  L130     BoogieDeclarations]: Found specification of procedure pskb_expand_head
[2018-11-25 20:45:36,147 INFO  L130     BoogieDeclarations]: Found specification of procedure put_unaligned_be16
[2018-11-25 20:45:36,147 INFO  L138     BoogieDeclarations]: Found implementation of procedure put_unaligned_be16
[2018-11-25 20:45:36,147 INFO  L130     BoogieDeclarations]: Found specification of procedure ldv_check_return_value
[2018-11-25 20:45:36,147 INFO  L130     BoogieDeclarations]: Found specification of procedure lock_release
[2018-11-25 20:45:36,148 INFO  L130     BoogieDeclarations]: Found specification of procedure clear_bit
[2018-11-25 20:45:36,148 INFO  L138     BoogieDeclarations]: Found implementation of procedure clear_bit
[2018-11-25 20:45:36,148 INFO  L130     BoogieDeclarations]: Found specification of procedure alloc_netdev_mqs
[2018-11-25 20:45:36,148 INFO  L130     BoogieDeclarations]: Found specification of procedure atomic_read
[2018-11-25 20:45:36,148 INFO  L138     BoogieDeclarations]: Found implementation of procedure atomic_read
[2018-11-25 20:45:36,148 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset
[2018-11-25 20:45:36,149 INFO  L138     BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset
[2018-11-25 20:45:36,149 INFO  L130     BoogieDeclarations]: Found specification of procedure ppp_unattached_ioctl
[2018-11-25 20:45:36,149 INFO  L138     BoogieDeclarations]: Found implementation of procedure ppp_unattached_ioctl
[2018-11-25 20:45:36,149 INFO  L130     BoogieDeclarations]: Found specification of procedure skb_queue_head
[2018-11-25 20:45:36,149 INFO  L130     BoogieDeclarations]: Found specification of procedure init_ppp_file
[2018-11-25 20:45:36,149 INFO  L138     BoogieDeclarations]: Found implementation of procedure init_ppp_file
[2018-11-25 20:45:36,150 INFO  L130     BoogieDeclarations]: Found specification of procedure netif_stop_queue
[2018-11-25 20:45:36,150 INFO  L138     BoogieDeclarations]: Found implementation of procedure netif_stop_queue
[2018-11-25 20:45:36,150 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2018-11-25 20:45:36,150 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2018-11-25 20:45:36,150 INFO  L130     BoogieDeclarations]: Found specification of procedure __netif_schedule
[2018-11-25 20:45:36,150 INFO  L130     BoogieDeclarations]: Found specification of procedure spinlock_check
[2018-11-25 20:45:36,152 INFO  L138     BoogieDeclarations]: Found implementation of procedure spinlock_check
[2018-11-25 20:45:36,152 INFO  L130     BoogieDeclarations]: Found specification of procedure skb_peek
[2018-11-25 20:45:36,152 INFO  L138     BoogieDeclarations]: Found implementation of procedure skb_peek
[2018-11-25 20:45:36,153 INFO  L130     BoogieDeclarations]: Found specification of procedure poll_wait
[2018-11-25 20:45:36,153 INFO  L138     BoogieDeclarations]: Found implementation of procedure poll_wait
[2018-11-25 20:45:36,154 INFO  L130     BoogieDeclarations]: Found specification of procedure unit_get
[2018-11-25 20:45:36,154 INFO  L138     BoogieDeclarations]: Found implementation of procedure unit_get
[2018-11-25 20:45:36,154 INFO  L130     BoogieDeclarations]: Found specification of procedure ppp_release
[2018-11-25 20:45:36,154 INFO  L138     BoogieDeclarations]: Found implementation of procedure ppp_release
[2018-11-25 20:45:36,154 INFO  L130     BoogieDeclarations]: Found specification of procedure register_netdev
[2018-11-25 20:45:36,154 INFO  L130     BoogieDeclarations]: Found specification of procedure get_filter
[2018-11-25 20:45:36,154 INFO  L138     BoogieDeclarations]: Found implementation of procedure get_filter
[2018-11-25 20:45:36,155 INFO  L130     BoogieDeclarations]: Found specification of procedure __unit_alloc
[2018-11-25 20:45:36,155 INFO  L138     BoogieDeclarations]: Found implementation of procedure __unit_alloc
[2018-11-25 20:45:36,155 INFO  L130     BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD
[2018-11-25 20:45:36,155 INFO  L138     BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD
[2018-11-25 20:45:36,155 INFO  L130     BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~X~int~TO~int
[2018-11-25 20:45:36,155 INFO  L138     BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~X~int~TO~int
[2018-11-25 20:45:36,157 INFO  L130     BoogieDeclarations]: Found specification of procedure skb_queue_empty
[2018-11-25 20:45:36,157 INFO  L138     BoogieDeclarations]: Found implementation of procedure skb_queue_empty
[2018-11-25 20:45:36,157 INFO  L130     BoogieDeclarations]: Found specification of procedure __swab16p
[2018-11-25 20:45:36,157 INFO  L138     BoogieDeclarations]: Found implementation of procedure __swab16p
[2018-11-25 20:45:36,157 INFO  L130     BoogieDeclarations]: Found specification of procedure atomic64_read
[2018-11-25 20:45:36,158 INFO  L138     BoogieDeclarations]: Found implementation of procedure atomic64_read
[2018-11-25 20:45:36,158 INFO  L130     BoogieDeclarations]: Found specification of procedure down_read
[2018-11-25 20:45:36,158 INFO  L130     BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID
[2018-11-25 20:45:36,158 INFO  L138     BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID
[2018-11-25 20:45:36,158 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2018-11-25 20:45:36,158 INFO  L130     BoogieDeclarations]: Found specification of procedure __list_del_entry
[2018-11-25 20:45:36,159 INFO  L130     BoogieDeclarations]: Found specification of procedure atomic_dec_and_test
[2018-11-25 20:45:36,159 INFO  L138     BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test
[2018-11-25 20:45:36,159 INFO  L130     BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~int~X~int~TO~int
[2018-11-25 20:45:36,159 INFO  L138     BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~int~X~int~TO~int
[2018-11-25 20:45:36,159 INFO  L130     BoogieDeclarations]: Found specification of procedure idr_init
[2018-11-25 20:45:36,159 INFO  L130     BoogieDeclarations]: Found specification of procedure skb_end_pointer
[2018-11-25 20:45:36,160 INFO  L138     BoogieDeclarations]: Found implementation of procedure skb_end_pointer
[2018-11-25 20:45:36,160 INFO  L130     BoogieDeclarations]: Found specification of procedure ppp_send_frame
[2018-11-25 20:45:36,160 INFO  L138     BoogieDeclarations]: Found implementation of procedure ppp_send_frame
[2018-11-25 20:45:36,161 INFO  L130     BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_bh
[2018-11-25 20:45:36,161 INFO  L130     BoogieDeclarations]: Found specification of procedure signal_pending
[2018-11-25 20:45:36,161 INFO  L138     BoogieDeclarations]: Found implementation of procedure signal_pending
[2018-11-25 20:45:36,161 INFO  L130     BoogieDeclarations]: Found specification of procedure __pskb_pull_tail
[2018-11-25 20:45:36,161 INFO  L130     BoogieDeclarations]: Found specification of procedure idr_pre_get
[2018-11-25 20:45:36,161 INFO  L130     BoogieDeclarations]: Found specification of procedure ethertype_to_npindex
[2018-11-25 20:45:36,162 INFO  L138     BoogieDeclarations]: Found implementation of procedure ethertype_to_npindex
[2018-11-25 20:45:36,162 INFO  L130     BoogieDeclarations]: Found specification of procedure ppp_init
[2018-11-25 20:45:36,162 INFO  L138     BoogieDeclarations]: Found implementation of procedure ppp_init
[2018-11-25 20:45:36,162 INFO  L130     BoogieDeclarations]: Found specification of procedure _raw_spin_unlock
[2018-11-25 20:45:36,162 INFO  L130     BoogieDeclarations]: Found specification of procedure sk_chk_filter
[2018-11-25 20:45:36,162 INFO  L130     BoogieDeclarations]: Found specification of procedure ldv_blast_assert
[2018-11-25 20:45:36,163 INFO  L138     BoogieDeclarations]: Found implementation of procedure ldv_blast_assert
[2018-11-25 20:45:36,163 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2018-11-25 20:45:36,163 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~$Pointer$
[2018-11-25 20:45:36,163 INFO  L130     BoogieDeclarations]: Found specification of procedure __unregister_chrdev
[2018-11-25 20:45:36,163 INFO  L130     BoogieDeclarations]: Found specification of procedure ppp_find_unit
[2018-11-25 20:45:36,163 INFO  L138     BoogieDeclarations]: Found implementation of procedure ppp_find_unit
[2018-11-25 20:45:36,163 INFO  L130     BoogieDeclarations]: Found specification of procedure might_fault
[2018-11-25 20:45:36,164 INFO  L130     BoogieDeclarations]: Found specification of procedure capable
[2018-11-25 20:45:36,165 INFO  L130     BoogieDeclarations]: Found specification of procedure kfree_skb
[2018-11-25 20:45:36,165 INFO  L130     BoogieDeclarations]: Found specification of procedure ldv_try_module_get_7
[2018-11-25 20:45:36,165 INFO  L138     BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_7
[2018-11-25 20:45:36,165 INFO  L130     BoogieDeclarations]: Found specification of procedure ppp_create_interface
[2018-11-25 20:45:36,165 INFO  L138     BoogieDeclarations]: Found implementation of procedure ppp_create_interface
[2018-11-25 20:45:36,165 INFO  L130     BoogieDeclarations]: Found specification of procedure ldv_undefined_int
[2018-11-25 20:45:36,165 INFO  L130     BoogieDeclarations]: Found specification of procedure register_pernet_device
[2018-11-25 20:45:36,167 INFO  L130     BoogieDeclarations]: Found specification of procedure list_del
[2018-11-25 20:45:36,167 INFO  L130     BoogieDeclarations]: Found specification of procedure __mutex_init
[2018-11-25 20:45:36,167 INFO  L130     BoogieDeclarations]: Found specification of procedure dev_net_set
[2018-11-25 20:45:36,167 INFO  L138     BoogieDeclarations]: Found implementation of procedure dev_net_set
[2018-11-25 20:45:36,167 INFO  L130     BoogieDeclarations]: Found specification of procedure test_ti_thread_flag
[2018-11-25 20:45:36,167 INFO  L138     BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag
[2018-11-25 20:45:36,168 INFO  L130     BoogieDeclarations]: Found specification of procedure __fswab16
[2018-11-25 20:45:36,168 INFO  L138     BoogieDeclarations]: Found implementation of procedure __fswab16
[2018-11-25 20:45:36,168 INFO  L130     BoogieDeclarations]: Found specification of procedure ppp_channel_push
[2018-11-25 20:45:36,168 INFO  L138     BoogieDeclarations]: Found implementation of procedure ppp_channel_push
[2018-11-25 20:45:36,168 INFO  L130     BoogieDeclarations]: Found specification of procedure sk_run_filter
[2018-11-25 20:45:36,168 INFO  L130     BoogieDeclarations]: Found specification of procedure mutex_lock_nested
[2018-11-25 20:45:36,169 INFO  L130     BoogieDeclarations]: Found specification of procedure netdev_priv
[2018-11-25 20:45:36,169 INFO  L138     BoogieDeclarations]: Found implementation of procedure netdev_priv
[2018-11-25 20:45:36,169 INFO  L130     BoogieDeclarations]: Found specification of procedure test_tsk_thread_flag
[2018-11-25 20:45:36,169 INFO  L138     BoogieDeclarations]: Found implementation of procedure test_tsk_thread_flag
[2018-11-25 20:45:36,169 INFO  L130     BoogieDeclarations]: Found specification of procedure ppp_start_xmit
[2018-11-25 20:45:36,169 INFO  L138     BoogieDeclarations]: Found implementation of procedure ppp_start_xmit
[2018-11-25 20:45:36,170 INFO  L130     BoogieDeclarations]: Found specification of procedure add_wait_queue
[2018-11-25 20:45:36,170 INFO  L130     BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue
[2018-11-25 20:45:36,170 INFO  L138     BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue
[2018-11-25 20:45:36,170 INFO  L130     BoogieDeclarations]: Found specification of procedure find_compressor
[2018-11-25 20:45:36,170 INFO  L138     BoogieDeclarations]: Found implementation of procedure find_compressor
[2018-11-25 20:45:36,170 INFO  L130     BoogieDeclarations]: Found specification of procedure ppp_pernet
[2018-11-25 20:45:36,171 INFO  L138     BoogieDeclarations]: Found implementation of procedure ppp_pernet
[2018-11-25 20:45:36,171 INFO  L130     BoogieDeclarations]: Found specification of procedure slhc_compress
[2018-11-25 20:45:36,171 INFO  L130     BoogieDeclarations]: Found specification of procedure spin_unlock
[2018-11-25 20:45:36,171 INFO  L138     BoogieDeclarations]: Found implementation of procedure spin_unlock
[2018-11-25 20:45:36,171 INFO  L130     BoogieDeclarations]: Found specification of procedure spin_unlock_bh
[2018-11-25 20:45:36,171 INFO  L138     BoogieDeclarations]: Found implementation of procedure spin_unlock_bh
[2018-11-25 20:45:36,172 INFO  L130     BoogieDeclarations]: Found specification of procedure schedule
[2018-11-25 20:45:36,173 INFO  L130     BoogieDeclarations]: Found specification of procedure _copy_from_user
[2018-11-25 20:45:36,173 INFO  L130     BoogieDeclarations]: Found specification of procedure slhc_init
[2018-11-25 20:45:36,173 INFO  L130     BoogieDeclarations]: Found specification of procedure unregister_pernet_device
[2018-11-25 20:45:36,173 INFO  L130     BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init
[2018-11-25 20:45:36,173 INFO  L130     BoogieDeclarations]: Found specification of procedure ppp_disconnect_channel
[2018-11-25 20:45:36,174 INFO  L138     BoogieDeclarations]: Found implementation of procedure ppp_disconnect_channel
[2018-11-25 20:45:36,174 INFO  L130     BoogieDeclarations]: Found specification of procedure register_chrdev
[2018-11-25 20:45:36,174 INFO  L138     BoogieDeclarations]: Found implementation of procedure register_chrdev
[2018-11-25 20:45:36,174 INFO  L130     BoogieDeclarations]: Found specification of procedure ppp_net_ioctl
[2018-11-25 20:45:36,174 INFO  L138     BoogieDeclarations]: Found implementation of procedure ppp_net_ioctl
[2018-11-25 20:45:36,174 INFO  L130     BoogieDeclarations]: Found specification of procedure __register_chrdev
[2018-11-25 20:45:36,175 INFO  L130     BoogieDeclarations]: Found specification of procedure __be16_to_cpup
[2018-11-25 20:45:36,175 INFO  L138     BoogieDeclarations]: Found implementation of procedure __be16_to_cpup
[2018-11-25 20:45:36,175 INFO  L130     BoogieDeclarations]: Found specification of procedure list_empty
[2018-11-25 20:45:36,175 INFO  L138     BoogieDeclarations]: Found implementation of procedure list_empty
[2018-11-25 20:45:36,175 INFO  L130     BoogieDeclarations]: Found specification of procedure write~unchecked~int
[2018-11-25 20:45:36,175 INFO  L130     BoogieDeclarations]: Found specification of procedure _raw_read_unlock_bh
[2018-11-25 20:45:36,175 INFO  L130     BoogieDeclarations]: Found specification of procedure __rcu_read_lock
[2018-11-25 20:45:36,176 INFO  L138     BoogieDeclarations]: Found implementation of procedure __rcu_read_lock
[2018-11-25 20:45:36,176 INFO  L130     BoogieDeclarations]: Found specification of procedure skb_reserve
[2018-11-25 20:45:36,176 INFO  L138     BoogieDeclarations]: Found implementation of procedure skb_reserve
[2018-11-25 20:45:36,176 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.alloc
[2018-11-25 20:45:36,176 INFO  L130     BoogieDeclarations]: Found specification of procedure unregister_chrdev
[2018-11-25 20:45:36,176 INFO  L138     BoogieDeclarations]: Found implementation of procedure unregister_chrdev
[2018-11-25 20:45:36,177 INFO  L130     BoogieDeclarations]: Found specification of procedure ldv_initialize
[2018-11-25 20:45:36,177 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2018-11-25 20:45:36,177 INFO  L130     BoogieDeclarations]: Found specification of procedure ppp_find_channel
[2018-11-25 20:45:36,177 INFO  L138     BoogieDeclarations]: Found implementation of procedure ppp_find_channel
[2018-11-25 20:45:36,177 INFO  L130     BoogieDeclarations]: Found specification of procedure netif_tx_start_queue
[2018-11-25 20:45:36,177 INFO  L138     BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue
[2018-11-25 20:45:36,179 INFO  L130     BoogieDeclarations]: Found specification of procedure free_netdev
[2018-11-25 20:45:36,179 INFO  L130     BoogieDeclarations]: Found specification of procedure skb_headroom
[2018-11-25 20:45:36,179 INFO  L138     BoogieDeclarations]: Found implementation of procedure skb_headroom
[2018-11-25 20:45:36,179 INFO  L130     BoogieDeclarations]: Found specification of procedure skb_header_cloned
[2018-11-25 20:45:36,179 INFO  L138     BoogieDeclarations]: Found implementation of procedure skb_header_cloned
[2018-11-25 20:45:36,179 INFO  L130     BoogieDeclarations]: Found specification of procedure ppp_exit_net
[2018-11-25 20:45:36,180 INFO  L138     BoogieDeclarations]: Found implementation of procedure ppp_exit_net
[2018-11-25 20:45:36,180 INFO  L130     BoogieDeclarations]: Found specification of procedure slhc_free
[2018-11-25 20:45:36,180 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy
[2018-11-25 20:45:36,180 INFO  L138     BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy
[2018-11-25 20:45:36,180 INFO  L130     BoogieDeclarations]: Found specification of procedure idr_get_new_above
[2018-11-25 20:45:36,180 INFO  L130     BoogieDeclarations]: Found specification of procedure get_unaligned_be16
[2018-11-25 20:45:36,182 INFO  L138     BoogieDeclarations]: Found implementation of procedure get_unaligned_be16
[2018-11-25 20:45:36,182 INFO  L130     BoogieDeclarations]: Found specification of procedure proto_to_npindex
[2018-11-25 20:45:36,182 INFO  L138     BoogieDeclarations]: Found implementation of procedure proto_to_npindex
[2018-11-25 20:45:36,183 INFO  L130     BoogieDeclarations]: Found specification of procedure net_generic
[2018-11-25 20:45:36,183 INFO  L138     BoogieDeclarations]: Found implementation of procedure net_generic
[2018-11-25 20:45:36,183 INFO  L130     BoogieDeclarations]: Found specification of procedure rcu_read_lock_held
[2018-11-25 20:45:36,183 INFO  L138     BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held
[2018-11-25 20:45:36,183 INFO  L130     BoogieDeclarations]: Found specification of procedure kfree
[2018-11-25 20:45:36,183 INFO  L130     BoogieDeclarations]: Found specification of procedure unit_put
[2018-11-25 20:45:36,184 INFO  L138     BoogieDeclarations]: Found implementation of procedure unit_put
[2018-11-25 20:45:36,184 INFO  L130     BoogieDeclarations]: Found specification of procedure list_add_tail
[2018-11-25 20:45:36,184 INFO  L138     BoogieDeclarations]: Found implementation of procedure list_add_tail
[2018-11-25 20:45:36,184 INFO  L130     BoogieDeclarations]: Found specification of procedure class_destroy
[2018-11-25 20:45:36,184 INFO  L130     BoogieDeclarations]: Found specification of procedure skb_queue_purge
[2018-11-25 20:45:36,184 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2018-11-25 20:45:36,185 INFO  L130     BoogieDeclarations]: Found specification of procedure copy_to_user
[2018-11-25 20:45:36,185 INFO  L138     BoogieDeclarations]: Found implementation of procedure copy_to_user
[2018-11-25 20:45:36,185 INFO  L130     BoogieDeclarations]: Found specification of procedure __rcu_read_unlock
[2018-11-25 20:45:36,185 INFO  L138     BoogieDeclarations]: Found implementation of procedure __rcu_read_unlock
[2018-11-25 20:45:36,185 INFO  L130     BoogieDeclarations]: Found specification of procedure skb_pull
[2018-11-25 20:45:36,185 INFO  L130     BoogieDeclarations]: Found specification of procedure net_ratelimit
[2018-11-25 20:45:36,185 INFO  L130     BoogieDeclarations]: Found specification of procedure hold_net
[2018-11-25 20:45:36,186 INFO  L138     BoogieDeclarations]: Found implementation of procedure hold_net
[2018-11-25 20:45:36,186 INFO  L130     BoogieDeclarations]: Found specification of procedure ppp_write
[2018-11-25 20:45:36,186 INFO  L138     BoogieDeclarations]: Found implementation of procedure ppp_write
[2018-11-25 20:45:36,187 INFO  L130     BoogieDeclarations]: Found specification of procedure rcu_read_lock
[2018-11-25 20:45:36,187 INFO  L138     BoogieDeclarations]: Found implementation of procedure rcu_read_lock
[2018-11-25 20:45:36,187 INFO  L130     BoogieDeclarations]: Found specification of procedure ppp_connect_channel
[2018-11-25 20:45:36,187 INFO  L138     BoogieDeclarations]: Found implementation of procedure ppp_connect_channel
[2018-11-25 20:45:36,187 INFO  L130     BoogieDeclarations]: Found specification of procedure ppp_ccp_closed
[2018-11-25 20:45:36,187 INFO  L138     BoogieDeclarations]: Found implementation of procedure ppp_ccp_closed
[2018-11-25 20:45:36,187 INFO  L130     BoogieDeclarations]: Found specification of procedure ppp_open
[2018-11-25 20:45:36,188 INFO  L138     BoogieDeclarations]: Found implementation of procedure ppp_open
[2018-11-25 20:45:36,188 INFO  L130     BoogieDeclarations]: Found specification of procedure idr_find
[2018-11-25 20:45:36,188 INFO  L130     BoogieDeclarations]: Found specification of procedure ppp_set_compress
[2018-11-25 20:45:36,188 INFO  L138     BoogieDeclarations]: Found implementation of procedure ppp_set_compress
[2018-11-25 20:45:36,188 INFO  L130     BoogieDeclarations]: Found specification of procedure up_read
[2018-11-25 20:45:36,188 INFO  L130     BoogieDeclarations]: Found specification of procedure __skb_cow
[2018-11-25 20:45:36,189 INFO  L138     BoogieDeclarations]: Found implementation of procedure __skb_cow
[2018-11-25 20:45:36,190 INFO  L130     BoogieDeclarations]: Found specification of procedure copy_from_user
[2018-11-25 20:45:36,190 INFO  L138     BoogieDeclarations]: Found implementation of procedure copy_from_user
[2018-11-25 20:45:36,190 INFO  L130     BoogieDeclarations]: Found specification of procedure __list_add
[2018-11-25 20:45:36,190 INFO  L130     BoogieDeclarations]: Found specification of procedure lock_acquire
[2018-11-25 20:45:36,191 INFO  L130     BoogieDeclarations]: Found specification of procedure atomic_inc
[2018-11-25 20:45:36,195 INFO  L138     BoogieDeclarations]: Found implementation of procedure atomic_inc
[2018-11-25 20:45:36,195 INFO  L130     BoogieDeclarations]: Found specification of procedure main
[2018-11-25 20:45:36,195 INFO  L138     BoogieDeclarations]: Found implementation of procedure main
[2018-11-25 20:45:36,195 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2018-11-25 20:45:36,195 INFO  L130     BoogieDeclarations]: Found specification of procedure ppp_init_net
[2018-11-25 20:45:36,196 INFO  L138     BoogieDeclarations]: Found implementation of procedure ppp_init_net
[2018-11-25 20:45:36,196 INFO  L130     BoogieDeclarations]: Found specification of procedure __bad_percpu_size
[2018-11-25 20:45:36,196 INFO  L130     BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~$Pointer$
[2018-11-25 20:45:36,196 INFO  L138     BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~$Pointer$
[2018-11-25 20:45:36,196 INFO  L130     BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID
[2018-11-25 20:45:36,196 INFO  L138     BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID
[2018-11-25 20:45:36,196 INFO  L130     BoogieDeclarations]: Found specification of procedure _copy_to_user
[2018-11-25 20:45:36,202 INFO  L130     BoogieDeclarations]: Found specification of procedure skb_headlen
[2018-11-25 20:45:36,202 INFO  L138     BoogieDeclarations]: Found implementation of procedure skb_headlen
[2018-11-25 20:45:36,202 INFO  L130     BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue
[2018-11-25 20:45:36,202 INFO  L138     BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue
[2018-11-25 20:45:36,202 INFO  L130     BoogieDeclarations]: Found specification of procedure atomic_dec
[2018-11-25 20:45:36,203 INFO  L138     BoogieDeclarations]: Found implementation of procedure atomic_dec
[2018-11-25 20:45:36,203 INFO  L130     BoogieDeclarations]: Found specification of procedure __wake_up
[2018-11-25 20:45:36,203 INFO  L130     BoogieDeclarations]: Found specification of procedure PTR_ERR
[2018-11-25 20:45:36,203 INFO  L138     BoogieDeclarations]: Found implementation of procedure PTR_ERR
[2018-11-25 20:45:36,203 INFO  L130     BoogieDeclarations]: Found specification of procedure atomic_long_read
[2018-11-25 20:45:36,203 INFO  L138     BoogieDeclarations]: Found implementation of procedure atomic_long_read
[2018-11-25 20:45:36,203 INFO  L130     BoogieDeclarations]: Found specification of procedure unit_set
[2018-11-25 20:45:36,204 INFO  L138     BoogieDeclarations]: Found implementation of procedure unit_set
[2018-11-25 20:45:36,204 INFO  L130     BoogieDeclarations]: Found specification of procedure list_add
[2018-11-25 20:45:36,204 INFO  L138     BoogieDeclarations]: Found implementation of procedure list_add
[2018-11-25 20:45:36,204 INFO  L130     BoogieDeclarations]: Found specification of procedure skb_queue_tail
[2018-11-25 20:45:36,204 INFO  L130     BoogieDeclarations]: Found specification of procedure skb_copy_datagram_iovec
[2018-11-25 20:45:36,204 INFO  L130     BoogieDeclarations]: Found specification of procedure ppp_read
[2018-11-25 20:45:36,204 INFO  L138     BoogieDeclarations]: Found implementation of procedure ppp_read
[2018-11-25 20:45:36,207 INFO  L130     BoogieDeclarations]: Found specification of procedure warn_slowpath_null
[2018-11-25 20:45:36,207 INFO  L130     BoogieDeclarations]: Found specification of procedure skb_put
[2018-11-25 20:45:36,207 INFO  L130     BoogieDeclarations]: Found specification of procedure ppp_get_stats
[2018-11-25 20:45:36,207 INFO  L138     BoogieDeclarations]: Found implementation of procedure ppp_get_stats
[2018-11-25 20:45:36,207 INFO  L130     BoogieDeclarations]: Found specification of procedure list_move
[2018-11-25 20:45:36,207 INFO  L138     BoogieDeclarations]: Found implementation of procedure list_move
[2018-11-25 20:45:36,208 INFO  L130     BoogieDeclarations]: Found specification of procedure lock_is_held
[2018-11-25 20:45:36,208 INFO  L130     BoogieDeclarations]: Found specification of procedure idr_remove
[2018-11-25 20:45:36,208 INFO  L130     BoogieDeclarations]: Found specification of procedure release_net
[2018-11-25 20:45:36,208 INFO  L138     BoogieDeclarations]: Found implementation of procedure release_net
[2018-11-25 20:45:36,208 INFO  L130     BoogieDeclarations]: Found specification of procedure spin_lock
[2018-11-25 20:45:36,208 INFO  L138     BoogieDeclarations]: Found implementation of procedure spin_lock
[2018-11-25 20:45:36,208 INFO  L130     BoogieDeclarations]: Found specification of procedure ppp_mp_explode
[2018-11-25 20:45:36,209 INFO  L138     BoogieDeclarations]: Found implementation of procedure ppp_mp_explode
[2018-11-25 20:45:36,209 INFO  L130     BoogieDeclarations]: Found specification of procedure pskb_may_pull
[2018-11-25 20:45:36,209 INFO  L138     BoogieDeclarations]: Found implementation of procedure pskb_may_pull
[2018-11-25 20:45:36,209 INFO  L130     BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int
[2018-11-25 20:45:36,209 INFO  L138     BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int
[2018-11-25 20:45:36,209 INFO  L130     BoogieDeclarations]: Found specification of procedure device_destroy
[2018-11-25 20:45:36,212 INFO  L130     BoogieDeclarations]: Found specification of procedure memdup_user
[2018-11-25 20:45:36,212 INFO  L130     BoogieDeclarations]: Found specification of procedure ppp_ioctl
[2018-11-25 20:45:36,212 INFO  L138     BoogieDeclarations]: Found implementation of procedure ppp_ioctl
[2018-11-25 20:45:36,212 INFO  L130     BoogieDeclarations]: Found specification of procedure ppp_ccp_peek
[2018-11-25 20:45:36,212 INFO  L138     BoogieDeclarations]: Found implementation of procedure ppp_ccp_peek
[2018-11-25 20:45:36,212 INFO  L130     BoogieDeclarations]: Found specification of procedure lockdep_rcu_dereference
[2018-11-25 20:45:36,213 INFO  L130     BoogieDeclarations]: Found specification of procedure skb_cow_head
[2018-11-25 20:45:36,213 INFO  L138     BoogieDeclarations]: Found implementation of procedure skb_cow_head
[2018-11-25 20:45:36,213 INFO  L130     BoogieDeclarations]: Found specification of procedure __init_waitqueue_head
[2018-11-25 20:45:36,213 INFO  L130     BoogieDeclarations]: Found specification of procedure set_bit
[2018-11-25 20:45:36,213 INFO  L138     BoogieDeclarations]: Found implementation of procedure set_bit
[2018-11-25 20:45:36,213 INFO  L130     BoogieDeclarations]: Found specification of procedure ppp_poll
[2018-11-25 20:45:36,214 INFO  L138     BoogieDeclarations]: Found implementation of procedure ppp_poll
[2018-11-25 20:45:36,214 INFO  L130     BoogieDeclarations]: Found specification of procedure rcu_read_unlock
[2018-11-25 20:45:36,214 INFO  L138     BoogieDeclarations]: Found implementation of procedure rcu_read_unlock
[2018-11-25 20:45:36,214 INFO  L130     BoogieDeclarations]: Found specification of procedure _raw_spin_lock
[2018-11-25 20:45:36,214 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2018-11-25 20:45:36,214 INFO  L130     BoogieDeclarations]: Found specification of procedure ppp_destroy_channel
[2018-11-25 20:45:36,214 INFO  L138     BoogieDeclarations]: Found implementation of procedure ppp_destroy_channel
[2018-11-25 20:45:36,215 INFO  L130     BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID
[2018-11-25 20:45:36,215 INFO  L138     BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID
[2018-11-25 20:45:36,215 INFO  L130     BoogieDeclarations]: Found specification of procedure test_and_clear_bit
[2018-11-25 20:45:36,215 INFO  L138     BoogieDeclarations]: Found implementation of procedure test_and_clear_bit
[2018-11-25 20:45:36,215 INFO  L130     BoogieDeclarations]: Found specification of procedure ldv_check_final_state
[2018-11-25 20:45:36,215 INFO  L138     BoogieDeclarations]: Found implementation of procedure ldv_check_final_state
[2018-11-25 20:45:36,216 INFO  L130     BoogieDeclarations]: Found specification of procedure unregister_netdev
[2018-11-25 20:45:36,216 INFO  L130     BoogieDeclarations]: Found specification of procedure netpoll_trap
[2018-11-25 20:45:36,216 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2018-11-25 20:45:36,216 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2018-11-25 20:45:36,216 INFO  L130     BoogieDeclarations]: Found specification of procedure pad_compress_skb
[2018-11-25 20:45:36,216 INFO  L138     BoogieDeclarations]: Found implementation of procedure pad_compress_skb
[2018-11-25 20:45:36,216 INFO  L130     BoogieDeclarations]: Found specification of procedure spin_lock_bh
[2018-11-25 20:45:36,217 INFO  L138     BoogieDeclarations]: Found implementation of procedure spin_lock_bh
[2018-11-25 20:45:36,217 INFO  L130     BoogieDeclarations]: Found specification of procedure IS_ERR
[2018-11-25 20:45:36,217 INFO  L138     BoogieDeclarations]: Found implementation of procedure IS_ERR
[2018-11-25 20:45:38,358 WARN  L645   $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code
[2018-11-25 20:45:38,358 WARN  L645   $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code
[2018-11-25 20:45:38,358 WARN  L645   $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code
[2018-11-25 20:45:38,904 WARN  L645   $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code
[2018-11-25 20:45:38,905 WARN  L610   $ProcedureCfgBuilder]: Label in the middle of a codeblock.
[2018-11-25 20:45:38,906 WARN  L645   $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code
[2018-11-25 20:45:38,906 WARN  L645   $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code
[2018-11-25 20:45:38,906 WARN  L645   $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code
[2018-11-25 20:45:38,907 WARN  L645   $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code
[2018-11-25 20:45:38,907 WARN  L645   $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code
[2018-11-25 20:45:38,908 WARN  L645   $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code
[2018-11-25 20:45:38,908 WARN  L645   $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code
[2018-11-25 20:45:38,909 WARN  L645   $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code
[2018-11-25 20:45:38,909 WARN  L645   $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code
[2018-11-25 20:45:38,910 WARN  L645   $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code
[2018-11-25 20:45:38,910 WARN  L645   $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code
[2018-11-25 20:45:38,910 WARN  L645   $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code
[2018-11-25 20:45:42,787 WARN  L645   $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code
[2018-11-25 20:45:42,787 WARN  L610   $ProcedureCfgBuilder]: Label in the middle of a codeblock.
[2018-11-25 20:45:47,373 WARN  L645   $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code
[2018-11-25 20:45:47,374 WARN  L610   $ProcedureCfgBuilder]: Label in the middle of a codeblock.
[2018-11-25 20:45:48,092 WARN  L645   $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code
[2018-11-25 20:45:48,097 WARN  L645   $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code
[2018-11-25 20:45:51,709 WARN  L645   $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code
[2018-11-25 20:45:51,709 WARN  L610   $ProcedureCfgBuilder]: Label in the middle of a codeblock.
[2018-11-25 20:45:51,709 WARN  L645   $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code
[2018-11-25 20:45:51,710 WARN  L645   $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code
[2018-11-25 20:45:51,710 WARN  L645   $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code
[2018-11-25 20:45:51,711 WARN  L645   $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code
[2018-11-25 20:45:51,711 WARN  L610   $ProcedureCfgBuilder]: Label in the middle of a codeblock.
[2018-11-25 20:45:51,711 WARN  L645   $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code
[2018-11-25 20:45:51,712 WARN  L645   $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code
[2018-11-25 20:45:51,712 WARN  L645   $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code
[2018-11-25 20:45:51,712 WARN  L645   $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code
[2018-11-25 20:45:51,712 WARN  L645   $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code
[2018-11-25 20:45:51,712 WARN  L645   $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code
[2018-11-25 20:45:51,713 WARN  L645   $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code
[2018-11-25 20:45:51,713 WARN  L645   $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code
[2018-11-25 20:45:51,713 WARN  L645   $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code
[2018-11-25 20:45:51,714 WARN  L645   $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code
[2018-11-25 20:45:51,714 WARN  L645   $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code
[2018-11-25 20:45:51,714 WARN  L645   $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code
[2018-11-25 20:45:51,719 WARN  L645   $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code
[2018-11-25 20:45:51,719 WARN  L645   $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code
[2018-11-25 20:45:51,719 WARN  L645   $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code
[2018-11-25 20:45:51,719 WARN  L645   $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code
[2018-11-25 20:45:51,723 WARN  L645   $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code
[2018-11-25 20:45:51,723 WARN  L645   $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code
[2018-11-25 20:45:51,723 WARN  L645   $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code
[2018-11-25 20:45:51,724 WARN  L645   $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code
[2018-11-25 20:45:51,724 WARN  L645   $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code
[2018-11-25 20:45:51,725 WARN  L645   $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code
[2018-11-25 20:45:51,726 WARN  L645   $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code
[2018-11-25 20:45:51,726 WARN  L645   $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code
[2018-11-25 20:45:55,511 INFO  L275             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2018-11-25 20:45:55,512 INFO  L280             CfgBuilder]: Removed 16 assue(true) statements.
[2018-11-25 20:45:55,512 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:45:55 BoogieIcfgContainer
[2018-11-25 20:45:55,512 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2018-11-25 20:45:55,515 INFO  L168              Benchmark]: Toolchain (without parser) took 24556.73 ms. Allocated memory was 1.5 GB in the beginning and 2.6 GB in the end (delta: 1.1 GB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -847.6 MB). Peak memory consumption was 857.2 MB. Max. memory is 7.1 GB.
[2018-11-25 20:45:55,517 INFO  L168              Benchmark]: CDTParser took 0.19 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.
[2018-11-25 20:45:55,518 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 4588.37 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 734.5 MB). Free memory was 1.4 GB in the beginning and 1.8 GB in the end (delta: -461.1 MB). Peak memory consumption was 298.2 MB. Max. memory is 7.1 GB.
[2018-11-25 20:45:55,519 INFO  L168              Benchmark]: Boogie Procedure Inliner took 155.28 ms. Allocated memory is still 2.2 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 7.1 GB.
[2018-11-25 20:45:55,520 INFO  L168              Benchmark]: Boogie Preprocessor took 354.75 ms. Allocated memory is still 2.2 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 54.3 MB). Peak memory consumption was 54.3 MB. Max. memory is 7.1 GB.
[2018-11-25 20:45:55,521 INFO  L168              Benchmark]: RCFGBuilder took 19452.26 ms. Allocated memory was 2.2 GB in the beginning and 2.6 GB in the end (delta: 353.9 MB). Free memory was 1.8 GB in the beginning and 2.2 GB in the end (delta: -454.3 MB). Peak memory consumption was 515.9 MB. Max. memory is 7.1 GB.
[2018-11-25 20:45:55,526 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 0.19 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 4588.37 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 734.5 MB). Free memory was 1.4 GB in the beginning and 1.8 GB in the end (delta: -461.1 MB). Peak memory consumption was 298.2 MB. Max. memory is 7.1 GB.
 * Boogie Procedure Inliner took 155.28 ms. Allocated memory is still 2.2 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 7.1 GB.
 * Boogie Preprocessor took 354.75 ms. Allocated memory is still 2.2 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 54.3 MB). Peak memory consumption was 54.3 MB. Max. memory is 7.1 GB.
 * RCFGBuilder took 19452.26 ms. Allocated memory was 2.2 GB in the beginning and 2.6 GB in the end (delta: 353.9 MB). Free memory was 1.8 GB in the beginning and 2.2 GB in the end (delta: -454.3 MB). Peak memory consumption was 515.9 MB. Max. memory is 7.1 GB.
RESULT: Ultimate could not prove your program: Toolchain returned no result.
Received shutdown request...