java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--isdn--mISDN--l1oip.ko-main.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 22:05:57,625 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 22:05:57,628 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 22:05:57,648 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 22:05:57,649 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 22:05:57,651 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 22:05:57,653 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 22:05:57,663 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 22:05:57,669 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 22:05:57,672 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 22:05:57,674 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 22:05:57,675 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 22:05:57,676 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 22:05:57,678 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 22:05:57,681 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 22:05:57,682 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 22:05:57,684 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 22:05:57,687 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 22:05:57,688 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 22:05:57,694 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 22:05:57,699 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 22:05:57,702 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 22:05:57,706 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 22:05:57,707 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 22:05:57,709 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 22:05:57,710 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 22:05:57,710 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 22:05:57,712 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 22:05:57,713 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 22:05:57,715 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 22:05:57,715 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 22:05:57,716 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 22:05:57,717 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 22:05:57,717 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 22:05:57,720 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 22:05:57,720 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 22:05:57,721 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 22:05:57,721 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 22:05:57,721 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 22:05:57,722 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 22:05:57,724 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 22:05:57,725 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-13 22:05:57,754 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 22:05:57,754 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 22:05:57,757 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 22:05:57,757 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 22:05:57,757 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 22:05:57,757 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 22:05:57,758 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 22:05:57,758 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 22:05:57,758 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 22:05:57,758 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 22:05:57,759 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 22:05:57,760 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 22:05:57,760 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 22:05:57,760 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 22:05:57,761 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 22:05:57,761 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 22:05:57,761 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 22:05:57,761 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 22:05:57,761 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 22:05:57,762 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 22:05:57,762 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 22:05:57,762 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 22:05:57,762 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 22:05:57,762 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 22:05:57,763 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 22:05:57,763 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 22:05:57,763 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 22:05:57,763 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 22:05:57,763 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-13 22:05:58,059 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 22:05:58,072 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 22:05:58,076 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 22:05:58,077 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 22:05:58,078 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 22:05:58,079 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--isdn--mISDN--l1oip.ko-main.cil.out.i [2019-10-13 22:05:58,141 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93278dad0/5ddf2cd8879248e490978e66719471a0/FLAG99af3c3df [2019-10-13 22:05:59,017 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 22:05:59,018 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--isdn--mISDN--l1oip.ko-main.cil.out.i [2019-10-13 22:05:59,057 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93278dad0/5ddf2cd8879248e490978e66719471a0/FLAG99af3c3df [2019-10-13 22:05:59,488 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93278dad0/5ddf2cd8879248e490978e66719471a0 [2019-10-13 22:05:59,499 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 22:05:59,501 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 22:05:59,502 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 22:05:59,502 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 22:05:59,506 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 22:05:59,507 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 10:05:59" (1/1) ... [2019-10-13 22:05:59,510 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f6764f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:05:59, skipping insertion in model container [2019-10-13 22:05:59,511 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 10:05:59" (1/1) ... [2019-10-13 22:05:59,519 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 22:05:59,706 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 22:06:01,920 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 22:06:02,015 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 22:06:02,466 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 22:06:02,862 INFO L192 MainTranslator]: Completed translation [2019-10-13 22:06:02,863 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:06:02 WrapperNode [2019-10-13 22:06:02,864 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 22:06:02,865 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 22:06:02,865 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 22:06:02,865 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 22:06:02,882 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:06:02" (1/1) ... [2019-10-13 22:06:02,883 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:06:02" (1/1) ... [2019-10-13 22:06:02,990 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:06:02" (1/1) ... [2019-10-13 22:06:02,994 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:06:02" (1/1) ... [2019-10-13 22:06:03,128 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:06:02" (1/1) ... [2019-10-13 22:06:03,174 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:06:02" (1/1) ... [2019-10-13 22:06:03,211 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:06:02" (1/1) ... [2019-10-13 22:06:03,242 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 22:06:03,242 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 22:06:03,243 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 22:06:03,243 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 22:06:03,244 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:06:02" (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 [2019-10-13 22:06:03,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 22:06:03,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 22:06:03,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-10-13 22:06:03,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2019-10-13 22:06:03,323 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2019-10-13 22:06:03,325 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2019-10-13 22:06:03,326 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-10-13 22:06:03,327 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2019-10-13 22:06:03,327 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_swab32 [2019-10-13 22:06:03,328 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2019-10-13 22:06:03,328 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2019-10-13 22:06:03,330 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-10-13 22:06:03,330 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2019-10-13 22:06:03,330 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2019-10-13 22:06:03,330 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2019-10-13 22:06:03,330 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-10-13 22:06:03,333 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-10-13 22:06:03,333 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2019-10-13 22:06:03,334 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-13 22:06:03,334 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-10-13 22:06:03,334 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-10-13 22:06:03,334 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2019-10-13 22:06:03,334 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_pending [2019-10-13 22:06:03,335 INFO L138 BoogieDeclarations]: Found implementation of procedure test_channelmap [2019-10-13 22:06:03,335 INFO L138 BoogieDeclarations]: Found implementation of procedure set_channelmap [2019-10-13 22:06:03,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-13 22:06:03,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-13 22:06:03,335 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-13 22:06:03,335 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-13 22:06:03,335 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-13 22:06:03,335 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2019-10-13 22:06:03,336 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2019-10-13 22:06:03,336 INFO L138 BoogieDeclarations]: Found implementation of procedure test_tsk_thread_flag [2019-10-13 22:06:03,336 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2019-10-13 22:06:03,336 INFO L138 BoogieDeclarations]: Found implementation of procedure mI_alloc_skb [2019-10-13 22:06:03,337 INFO L138 BoogieDeclarations]: Found implementation of procedure _alloc_mISDN_skb [2019-10-13 22:06:03,337 INFO L138 BoogieDeclarations]: Found implementation of procedure _queue_data [2019-10-13 22:06:03,337 INFO L138 BoogieDeclarations]: Found implementation of procedure l1oip_socket_send [2019-10-13 22:06:03,337 INFO L138 BoogieDeclarations]: Found implementation of procedure l1oip_socket_recv [2019-10-13 22:06:03,337 INFO L138 BoogieDeclarations]: Found implementation of procedure l1oip_socket_parse [2019-10-13 22:06:03,337 INFO L138 BoogieDeclarations]: Found implementation of procedure l1oip_socket_thread [2019-10-13 22:06:03,338 INFO L138 BoogieDeclarations]: Found implementation of procedure l1oip_socket_close [2019-10-13 22:06:03,338 INFO L138 BoogieDeclarations]: Found implementation of procedure l1oip_socket_open [2019-10-13 22:06:03,338 INFO L138 BoogieDeclarations]: Found implementation of procedure l1oip_send_bh [2019-10-13 22:06:03,339 INFO L138 BoogieDeclarations]: Found implementation of procedure l1oip_keepalive [2019-10-13 22:06:03,339 INFO L138 BoogieDeclarations]: Found implementation of procedure l1oip_timeout [2019-10-13 22:06:03,339 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_dmsg [2019-10-13 22:06:03,339 INFO L138 BoogieDeclarations]: Found implementation of procedure channel_dctrl [2019-10-13 22:06:03,339 INFO L138 BoogieDeclarations]: Found implementation of procedure open_dchannel [2019-10-13 22:06:03,339 INFO L138 BoogieDeclarations]: Found implementation of procedure open_bchannel [2019-10-13 22:06:03,340 INFO L138 BoogieDeclarations]: Found implementation of procedure l1oip_dctrl [2019-10-13 22:06:03,340 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_bmsg [2019-10-13 22:06:03,340 INFO L138 BoogieDeclarations]: Found implementation of procedure channel_bctrl [2019-10-13 22:06:03,340 INFO L138 BoogieDeclarations]: Found implementation of procedure l1oip_bctrl [2019-10-13 22:06:03,340 INFO L138 BoogieDeclarations]: Found implementation of procedure release_card [2019-10-13 22:06:03,340 INFO L138 BoogieDeclarations]: Found implementation of procedure l1oip_cleanup [2019-10-13 22:06:03,340 INFO L138 BoogieDeclarations]: Found implementation of procedure init_card [2019-10-13 22:06:03,340 INFO L138 BoogieDeclarations]: Found implementation of procedure l1oip_init [2019-10-13 22:06:03,341 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 22:06:03,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_1 [2019-10-13 22:06:03,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_2 [2019-10-13 22:06:03,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_3 [2019-10-13 22:06:03,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_4 [2019-10-13 22:06:03,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_5 [2019-10-13 22:06:03,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_6 [2019-10-13 22:06:03,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_7 [2019-10-13 22:06:03,342 INFO L138 BoogieDeclarations]: Found implementation of procedure l1oip_law_to_4bit [2019-10-13 22:06:03,342 INFO L138 BoogieDeclarations]: Found implementation of procedure l1oip_4bit_to_law [2019-10-13 22:06:03,342 INFO L138 BoogieDeclarations]: Found implementation of procedure l1oip_alaw_to_ulaw [2019-10-13 22:06:03,343 INFO L138 BoogieDeclarations]: Found implementation of procedure l1oip_ulaw_to_alaw [2019-10-13 22:06:03,343 INFO L138 BoogieDeclarations]: Found implementation of procedure l1oip_4bit_free [2019-10-13 22:06:03,343 INFO L138 BoogieDeclarations]: Found implementation of procedure l1oip_4bit_alloc [2019-10-13 22:06:03,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_15 [2019-10-13 22:06:03,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_16 [2019-10-13 22:06:03,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_17 [2019-10-13 22:06:03,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_18 [2019-10-13 22:06:03,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_19 [2019-10-13 22:06:03,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_20 [2019-10-13 22:06:03,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_21 [2019-10-13 22:06:03,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-13 22:06:03,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-13 22:06:03,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-13 22:06:03,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2019-10-13 22:06:03,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2019-10-13 22:06:03,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2019-10-13 22:06:03,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2019-10-13 22:06:03,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2019-10-13 22:06:03,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2019-10-13 22:06:03,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2019-10-13 22:06:03,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2019-10-13 22:06:03,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2019-10-13 22:06:03,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2019-10-13 22:06:03,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2019-10-13 22:06:03,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-10-13 22:06:03,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2019-10-13 22:06:03,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2019-10-13 22:06:03,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-10-13 22:06:03,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2019-10-13 22:06:03,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2019-10-13 22:06:03,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2019-10-13 22:06:03,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-13 22:06:03,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2019-10-13 22:06:03,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2019-10-13 22:06:03,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-13 22:06:03,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-13 22:06:03,349 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_skb [2019-10-13 22:06:03,350 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2019-10-13 22:06:03,350 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2019-10-13 22:06:03,350 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-10-13 22:06:03,350 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-13 22:06:03,350 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-10-13 22:06:03,350 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-10-13 22:06:03,350 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2019-10-13 22:06:03,351 INFO L138 BoogieDeclarations]: Found implementation of procedure allow_signal [2019-10-13 22:06:03,351 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2019-10-13 22:06:03,351 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2019-10-13 22:06:03,351 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2019-10-13 22:06:03,351 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2019-10-13 22:06:03,351 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2019-10-13 22:06:03,352 INFO L138 BoogieDeclarations]: Found implementation of procedure kernel_recvmsg [2019-10-13 22:06:03,352 INFO L138 BoogieDeclarations]: Found implementation of procedure kernel_sendmsg [2019-10-13 22:06:03,352 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_create_on_node [2019-10-13 22:06:03,352 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2019-10-13 22:06:03,352 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2019-10-13 22:06:03,353 INFO L138 BoogieDeclarations]: Found implementation of procedure mISDN_freebchannel [2019-10-13 22:06:03,353 INFO L138 BoogieDeclarations]: Found implementation of procedure mISDN_freedchannel [2019-10-13 22:06:03,353 INFO L138 BoogieDeclarations]: Found implementation of procedure mISDN_initbchannel [2019-10-13 22:06:03,353 INFO L138 BoogieDeclarations]: Found implementation of procedure mISDN_initdchannel [2019-10-13 22:06:03,354 INFO L138 BoogieDeclarations]: Found implementation of procedure mISDN_register_device [2019-10-13 22:06:03,354 INFO L138 BoogieDeclarations]: Found implementation of procedure mISDN_unregister_device [2019-10-13 22:06:03,354 INFO L138 BoogieDeclarations]: Found implementation of procedure memchr_inv [2019-10-13 22:06:03,354 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2019-10-13 22:06:03,354 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2019-10-13 22:06:03,355 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2019-10-13 22:06:03,358 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-13 22:06:03,359 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-13 22:06:03,359 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_ch_frame [2019-10-13 22:06:03,359 INFO L138 BoogieDeclarations]: Found implementation of procedure recv_Dchannel [2019-10-13 22:06:03,360 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2019-10-13 22:06:03,360 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2019-10-13 22:06:03,361 INFO L138 BoogieDeclarations]: Found implementation of procedure send_sig [2019-10-13 22:06:03,361 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-10-13 22:06:03,361 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_trim [2019-10-13 22:06:03,362 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_create [2019-10-13 22:06:03,371 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_release [2019-10-13 22:06:03,371 INFO L138 BoogieDeclarations]: Found implementation of procedure try_module_get [2019-10-13 22:06:03,371 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2019-10-13 22:06:03,372 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2019-10-13 22:06:03,372 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2019-10-13 22:06:03,373 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2019-10-13 22:06:03,374 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-13 22:06:03,374 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-13 22:06:03,374 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-13 22:06:03,375 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 22:06:03,375 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 22:06:03,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-13 22:06:03,375 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2019-10-13 22:06:03,375 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2019-10-13 22:06:03,376 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-10-13 22:06:03,376 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 22:06:03,376 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2019-10-13 22:06:03,376 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_swab32 [2019-10-13 22:06:03,377 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2019-10-13 22:06:03,377 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2019-10-13 22:06:03,377 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-13 22:06:03,377 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-10-13 22:06:03,378 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-10-13 22:06:03,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 22:06:03,378 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-10-13 22:06:03,378 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2019-10-13 22:06:03,378 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 22:06:03,379 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2019-10-13 22:06:03,379 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2019-10-13 22:06:03,379 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-10-13 22:06:03,379 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2019-10-13 22:06:03,380 INFO L130 BoogieDeclarations]: Found specification of procedure memchr_inv [2019-10-13 22:06:03,380 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-10-13 22:06:03,380 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-10-13 22:06:03,380 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2019-10-13 22:06:03,380 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2019-10-13 22:06:03,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_4 [2019-10-13 22:06:03,381 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-13 22:06:03,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_2 [2019-10-13 22:06:03,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_5 [2019-10-13 22:06:03,382 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_7 [2019-10-13 22:06:03,382 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2019-10-13 22:06:03,382 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_1 [2019-10-13 22:06:03,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_3 [2019-10-13 22:06:03,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_6 [2019-10-13 22:06:03,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2019-10-13 22:06:03,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2019-10-13 22:06:03,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2019-10-13 22:06:03,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2019-10-13 22:06:03,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2019-10-13 22:06:03,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2019-10-13 22:06:03,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2019-10-13 22:06:03,385 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 22:06:03,385 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2019-10-13 22:06:03,386 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-13 22:06:03,386 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-10-13 22:06:03,386 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-10-13 22:06:03,386 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-13 22:06:03,386 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-10-13 22:06:03,387 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-10-13 22:06:03,387 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2019-10-13 22:06:03,387 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2019-10-13 22:06:03,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 22:06:03,388 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 22:06:03,388 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2019-10-13 22:06:03,388 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2019-10-13 22:06:03,388 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2019-10-13 22:06:03,388 INFO L130 BoogieDeclarations]: Found specification of procedure timer_pending [2019-10-13 22:06:03,389 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2019-10-13 22:06:03,389 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2019-10-13 22:06:03,389 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2019-10-13 22:06:03,389 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2019-10-13 22:06:03,390 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2019-10-13 22:06:03,390 INFO L130 BoogieDeclarations]: Found specification of procedure try_module_get [2019-10-13 22:06:03,390 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2019-10-13 22:06:03,390 INFO L130 BoogieDeclarations]: Found specification of procedure test_channelmap [2019-10-13 22:06:03,390 INFO L130 BoogieDeclarations]: Found specification of procedure set_channelmap [2019-10-13 22:06:03,391 INFO L130 BoogieDeclarations]: Found specification of procedure sock_create [2019-10-13 22:06:03,391 INFO L130 BoogieDeclarations]: Found specification of procedure sock_release [2019-10-13 22:06:03,391 INFO L130 BoogieDeclarations]: Found specification of procedure kernel_sendmsg [2019-10-13 22:06:03,391 INFO L130 BoogieDeclarations]: Found specification of procedure kernel_recvmsg [2019-10-13 22:06:03,391 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-13 22:06:03,391 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-13 22:06:03,392 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 22:06:03,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-13 22:06:03,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-13 22:06:03,392 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 22:06:03,392 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-13 22:06:03,393 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-13 22:06:03,393 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-13 22:06:03,393 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2019-10-13 22:06:03,393 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_skb [2019-10-13 22:06:03,393 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2019-10-13 22:06:03,394 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-10-13 22:06:03,394 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2019-10-13 22:06:03,394 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2019-10-13 22:06:03,394 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2019-10-13 22:06:03,395 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2019-10-13 22:06:03,395 INFO L130 BoogieDeclarations]: Found specification of procedure send_sig [2019-10-13 22:06:03,395 INFO L130 BoogieDeclarations]: Found specification of procedure allow_signal [2019-10-13 22:06:03,395 INFO L130 BoogieDeclarations]: Found specification of procedure test_tsk_thread_flag [2019-10-13 22:06:03,395 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2019-10-13 22:06:03,396 INFO L130 BoogieDeclarations]: Found specification of procedure mI_alloc_skb [2019-10-13 22:06:03,396 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-13 22:06:03,396 INFO L130 BoogieDeclarations]: Found specification of procedure _alloc_mISDN_skb [2019-10-13 22:06:03,396 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-13 22:06:03,396 INFO L130 BoogieDeclarations]: Found specification of procedure _queue_data [2019-10-13 22:06:03,397 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-10-13 22:06:03,397 INFO L130 BoogieDeclarations]: Found specification of procedure mISDN_register_device [2019-10-13 22:06:03,397 INFO L130 BoogieDeclarations]: Found specification of procedure mISDN_unregister_device [2019-10-13 22:06:03,397 INFO L130 BoogieDeclarations]: Found specification of procedure mISDN_initdchannel [2019-10-13 22:06:03,398 INFO L130 BoogieDeclarations]: Found specification of procedure mISDN_initbchannel [2019-10-13 22:06:03,398 INFO L130 BoogieDeclarations]: Found specification of procedure mISDN_freedchannel [2019-10-13 22:06:03,398 INFO L130 BoogieDeclarations]: Found specification of procedure mISDN_freebchannel [2019-10-13 22:06:03,398 INFO L130 BoogieDeclarations]: Found specification of procedure queue_ch_frame [2019-10-13 22:06:03,398 INFO L130 BoogieDeclarations]: Found specification of procedure recv_Dchannel [2019-10-13 22:06:03,400 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_create_on_node [2019-10-13 22:06:03,406 INFO L130 BoogieDeclarations]: Found specification of procedure l1oip_law_to_4bit [2019-10-13 22:06:03,406 INFO L130 BoogieDeclarations]: Found specification of procedure l1oip_4bit_to_law [2019-10-13 22:06:03,407 INFO L130 BoogieDeclarations]: Found specification of procedure l1oip_alaw_to_ulaw [2019-10-13 22:06:03,407 INFO L130 BoogieDeclarations]: Found specification of procedure l1oip_ulaw_to_alaw [2019-10-13 22:06:03,407 INFO L130 BoogieDeclarations]: Found specification of procedure l1oip_4bit_free [2019-10-13 22:06:03,407 INFO L130 BoogieDeclarations]: Found specification of procedure l1oip_4bit_alloc [2019-10-13 22:06:03,407 INFO L130 BoogieDeclarations]: Found specification of procedure l1oip_socket_send [2019-10-13 22:06:03,408 INFO L130 BoogieDeclarations]: Found specification of procedure l1oip_socket_recv [2019-10-13 22:06:03,408 INFO L130 BoogieDeclarations]: Found specification of procedure l1oip_socket_parse [2019-10-13 22:06:03,408 INFO L130 BoogieDeclarations]: Found specification of procedure l1oip_socket_thread [2019-10-13 22:06:03,408 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2019-10-13 22:06:03,413 INFO L130 BoogieDeclarations]: Found specification of procedure l1oip_socket_close [2019-10-13 22:06:03,413 INFO L130 BoogieDeclarations]: Found specification of procedure l1oip_socket_open [2019-10-13 22:06:03,413 INFO L130 BoogieDeclarations]: Found specification of procedure l1oip_send_bh [2019-10-13 22:06:03,413 INFO L130 BoogieDeclarations]: Found specification of procedure l1oip_keepalive [2019-10-13 22:06:03,414 INFO L130 BoogieDeclarations]: Found specification of procedure l1oip_timeout [2019-10-13 22:06:03,414 INFO L130 BoogieDeclarations]: Found specification of procedure handle_dmsg [2019-10-13 22:06:03,415 INFO L130 BoogieDeclarations]: Found specification of procedure channel_dctrl [2019-10-13 22:06:03,415 INFO L130 BoogieDeclarations]: Found specification of procedure open_dchannel [2019-10-13 22:06:03,415 INFO L130 BoogieDeclarations]: Found specification of procedure open_bchannel [2019-10-13 22:06:03,415 INFO L130 BoogieDeclarations]: Found specification of procedure l1oip_dctrl [2019-10-13 22:06:03,415 INFO L130 BoogieDeclarations]: Found specification of procedure handle_bmsg [2019-10-13 22:06:03,415 INFO L130 BoogieDeclarations]: Found specification of procedure channel_bctrl [2019-10-13 22:06:03,416 INFO L130 BoogieDeclarations]: Found specification of procedure l1oip_bctrl [2019-10-13 22:06:03,416 INFO L130 BoogieDeclarations]: Found specification of procedure release_card [2019-10-13 22:06:03,416 INFO L130 BoogieDeclarations]: Found specification of procedure l1oip_cleanup [2019-10-13 22:06:03,416 INFO L130 BoogieDeclarations]: Found specification of procedure init_card [2019-10-13 22:06:03,416 INFO L130 BoogieDeclarations]: Found specification of procedure l1oip_init [2019-10-13 22:06:03,416 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-13 22:06:03,417 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-13 22:06:03,417 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 22:06:03,417 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_18 [2019-10-13 22:06:03,417 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_16 [2019-10-13 22:06:03,417 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_19 [2019-10-13 22:06:03,417 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_21 [2019-10-13 22:06:03,417 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_15 [2019-10-13 22:06:03,418 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_17 [2019-10-13 22:06:03,418 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_20 [2019-10-13 22:06:03,418 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2019-10-13 22:06:03,418 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2019-10-13 22:06:03,418 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-13 22:06:03,418 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-13 22:06:03,418 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2019-10-13 22:06:03,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2019-10-13 22:06:03,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2019-10-13 22:06:03,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2019-10-13 22:06:03,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2019-10-13 22:06:03,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2019-10-13 22:06:03,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2019-10-13 22:06:03,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2019-10-13 22:06:03,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-10-13 22:06:03,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2019-10-13 22:06:03,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-10-13 22:06:03,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2019-10-13 22:06:03,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-13 22:06:03,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2019-10-13 22:06:03,421 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-13 22:06:03,421 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-13 22:06:03,421 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-10-13 22:06:03,421 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-13 22:06:03,421 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 22:06:03,421 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 22:06:03,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 22:06:03,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-13 22:06:03,423 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 22:06:03,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-13 22:06:03,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-13 22:06:03,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-13 22:06:03,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-13 22:06:30,382 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 22:06:30,382 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-13 22:06:30,385 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 10:06:30 BoogieIcfgContainer [2019-10-13 22:06:30,385 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 22:06:30,386 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 22:06:30,386 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 22:06:30,389 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 22:06:30,390 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 10:05:59" (1/3) ... [2019-10-13 22:06:30,390 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19b4d50e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 10:06:30, skipping insertion in model container [2019-10-13 22:06:30,391 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:06:02" (2/3) ... [2019-10-13 22:06:30,391 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19b4d50e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 10:06:30, skipping insertion in model container [2019-10-13 22:06:30,391 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 10:06:30" (3/3) ... [2019-10-13 22:06:30,393 INFO L109 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--isdn--mISDN--l1oip.ko-main.cil.out.i [2019-10-13 22:06:30,403 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 22:06:30,413 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 22:06:30,424 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 22:06:30,454 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 22:06:30,454 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 22:06:30,455 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 22:06:30,455 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 22:06:30,455 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 22:06:30,455 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 22:06:30,455 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 22:06:30,455 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 22:06:30,491 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states. [2019-10-13 22:06:30,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-10-13 22:06:30,499 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 22:06:30,500 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 22:06:30,502 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 22:06:30,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 22:06:30,509 INFO L82 PathProgramCache]: Analyzing trace with hash -2025726797, now seen corresponding path program 1 times [2019-10-13 22:06:30,518 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 22:06:30,519 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1013815468] [2019-10-13 22:06:30,519 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:06:30,519 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:06:30,519 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 22:06:31,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 22:06:31,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 22:06:31,578 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1013815468] [2019-10-13 22:06:31,579 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 22:06:31,580 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 22:06:31,580 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [221716876] [2019-10-13 22:06:31,585 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 22:06:31,585 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 22:06:31,600 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 22:06:31,601 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 22:06:31,603 INFO L87 Difference]: Start difference. First operand 814 states. Second operand 3 states. [2019-10-13 22:06:34,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 22:06:34,524 INFO L93 Difference]: Finished difference Result 1346 states and 1724 transitions. [2019-10-13 22:06:34,525 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 22:06:34,526 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 29 [2019-10-13 22:06:34,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 22:06:34,577 INFO L225 Difference]: With dead ends: 1346 [2019-10-13 22:06:34,577 INFO L226 Difference]: Without dead ends: 826 [2019-10-13 22:06:34,586 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 22:06:34,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 826 states. [2019-10-13 22:06:34,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 826 to 826. [2019-10-13 22:06:34,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 826 states. [2019-10-13 22:06:34,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 826 states and 1053 transitions. [2019-10-13 22:06:34,732 INFO L78 Accepts]: Start accepts. Automaton has 826 states and 1053 transitions. Word has length 29 [2019-10-13 22:06:34,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 22:06:34,733 INFO L462 AbstractCegarLoop]: Abstraction has 826 states and 1053 transitions. [2019-10-13 22:06:34,733 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 22:06:34,733 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 1053 transitions. [2019-10-13 22:06:34,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-10-13 22:06:34,735 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 22:06:34,736 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 22:06:34,736 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 22:06:34,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 22:06:34,737 INFO L82 PathProgramCache]: Analyzing trace with hash 2018093700, now seen corresponding path program 1 times [2019-10-13 22:06:34,737 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 22:06:34,737 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [137336835] [2019-10-13 22:06:34,737 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:06:34,737 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:06:34,738 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 22:06:34,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat