java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain IntervalDomain -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--char--lp.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-07 00:01:26,315 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-07 00:01:26,317 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-07 00:01:26,329 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-07 00:01:26,330 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-07 00:01:26,331 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-07 00:01:26,332 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-07 00:01:26,334 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-07 00:01:26,336 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-07 00:01:26,336 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-07 00:01:26,337 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-07 00:01:26,339 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-07 00:01:26,339 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-07 00:01:26,340 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-07 00:01:26,341 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-07 00:01:26,342 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-07 00:01:26,343 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-07 00:01:26,344 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-07 00:01:26,346 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-07 00:01:26,348 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-07 00:01:26,349 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-07 00:01:26,351 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-07 00:01:26,352 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-07 00:01:26,353 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-07 00:01:26,355 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-07 00:01:26,356 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-07 00:01:26,356 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-07 00:01:26,357 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-07 00:01:26,357 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-07 00:01:26,358 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-07 00:01:26,358 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-07 00:01:26,359 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-07 00:01:26,360 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-07 00:01:26,360 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-07 00:01:26,363 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-07 00:01:26,363 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-07 00:01:26,364 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-07 00:01:26,364 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-07 00:01:26,364 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-07 00:01:26,365 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-07 00:01:26,366 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-07 00:01:26,366 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 [2019-09-07 00:01:26,396 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-07 00:01:26,396 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-07 00:01:26,398 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-07 00:01:26,398 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-07 00:01:26,399 INFO L138 SettingsManager]: * Use SBE=true [2019-09-07 00:01:26,399 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-07 00:01:26,399 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-07 00:01:26,399 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-07 00:01:26,399 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-07 00:01:26,400 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-07 00:01:26,401 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-07 00:01:26,401 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-07 00:01:26,401 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-07 00:01:26,401 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-07 00:01:26,402 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-07 00:01:26,402 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-07 00:01:26,402 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-07 00:01:26,402 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-07 00:01:26,403 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-07 00:01:26,403 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-07 00:01:26,403 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-07 00:01:26,403 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-07 00:01:26,404 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-07 00:01:26,404 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-07 00:01:26,404 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-07 00:01:26,404 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-07 00:01:26,405 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-07 00:01:26,405 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-07 00:01:26,405 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2019-09-07 00:01:26,455 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-07 00:01:26,475 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-07 00:01:26,479 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-07 00:01:26,481 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-07 00:01:26,481 INFO L275 PluginConnector]: CDTParser initialized [2019-09-07 00:01:26,482 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--char--lp.ko-entry_point.cil.out.i [2019-09-07 00:01:26,553 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d80009dd5/29738d578ae24f778bfb046fbb6283df/FLAG525b8bad3 [2019-09-07 00:01:27,357 INFO L306 CDTParser]: Found 1 translation units. [2019-09-07 00:01:27,359 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--char--lp.ko-entry_point.cil.out.i [2019-09-07 00:01:27,411 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d80009dd5/29738d578ae24f778bfb046fbb6283df/FLAG525b8bad3 [2019-09-07 00:01:27,919 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d80009dd5/29738d578ae24f778bfb046fbb6283df [2019-09-07 00:01:27,933 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-07 00:01:27,935 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-07 00:01:27,936 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-07 00:01:27,936 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-07 00:01:27,939 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-07 00:01:27,939 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.09 12:01:27" (1/1) ... [2019-09-07 00:01:27,942 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37594e8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 12:01:27, skipping insertion in model container [2019-09-07 00:01:27,942 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.09 12:01:27" (1/1) ... [2019-09-07 00:01:27,950 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-07 00:01:28,069 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-07 00:01:30,112 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-07 00:01:30,175 INFO L188 MainTranslator]: Completed pre-run [2019-09-07 00:01:30,522 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-07 00:01:30,918 INFO L192 MainTranslator]: Completed translation [2019-09-07 00:01:30,919 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 12:01:30 WrapperNode [2019-09-07 00:01:30,920 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-07 00:01:30,921 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-07 00:01:30,922 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-07 00:01:30,922 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-07 00:01:30,944 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 12:01:30" (1/1) ... [2019-09-07 00:01:30,945 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 12:01:30" (1/1) ... [2019-09-07 00:01:31,054 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 12:01:30" (1/1) ... [2019-09-07 00:01:31,055 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 12:01:30" (1/1) ... [2019-09-07 00:01:31,173 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 12:01:30" (1/1) ... [2019-09-07 00:01:31,200 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 12:01:30" (1/1) ... [2019-09-07 00:01:31,219 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 12:01:30" (1/1) ... [2019-09-07 00:01:31,240 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-07 00:01:31,240 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-07 00:01:31,241 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-07 00:01:31,241 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-07 00:01:31,242 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 12:01:30" (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 [2019-09-07 00:01:31,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-07 00:01:31,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-07 00:01:31,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2019-09-07 00:01:31,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-09-07 00:01:31,302 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-09-07 00:01:31,302 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2019-09-07 00:01:31,303 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2019-09-07 00:01:31,303 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2019-09-07 00:01:31,303 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2019-09-07 00:01:31,303 INFO L138 BoogieDeclarations]: Found implementation of procedure current_top_of_stack [2019-09-07 00:01:31,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-07 00:01:31,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-07 00:01:31,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-09-07 00:01:31,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-09-07 00:01:31,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-07 00:01:31,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-07 00:01:31,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-07 00:01:31,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-07 00:01:31,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-07 00:01:31,309 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2019-09-07 00:01:31,309 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2019-09-07 00:01:31,310 INFO L138 BoogieDeclarations]: Found implementation of procedure test_tsk_thread_flag [2019-09-07 00:01:31,310 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2019-09-07 00:01:31,310 INFO L138 BoogieDeclarations]: Found implementation of procedure need_resched [2019-09-07 00:01:31,310 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-07 00:01:31,310 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-07 00:01:31,311 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2019-09-07 00:01:31,311 INFO L138 BoogieDeclarations]: Found implementation of procedure file_inode [2019-09-07 00:01:31,312 INFO L138 BoogieDeclarations]: Found implementation of procedure register_chrdev [2019-09-07 00:01:31,312 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev [2019-09-07 00:01:31,312 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2019-09-07 00:01:31,312 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2019-09-07 00:01:31,312 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2019-09-07 00:01:31,313 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_yield_blocking [2019-09-07 00:01:31,314 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_claim_parport_or_block [2019-09-07 00:01:31,314 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_release_parport [2019-09-07 00:01:31,315 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_preempt [2019-09-07 00:01:31,315 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_negotiate [2019-09-07 00:01:31,315 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_reset [2019-09-07 00:01:31,315 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_error [2019-09-07 00:01:31,315 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_check_status [2019-09-07 00:01:31,315 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_wait_ready [2019-09-07 00:01:31,315 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_write [2019-09-07 00:01:31,316 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_read [2019-09-07 00:01:31,316 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_open [2019-09-07 00:01:31,316 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_release [2019-09-07 00:01:31,317 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_do_ioctl [2019-09-07 00:01:31,317 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_set_timeout [2019-09-07 00:01:31,317 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_ioctl [2019-09-07 00:01:31,317 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_compat_ioctl [2019-09-07 00:01:31,317 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_console_write [2019-09-07 00:01:31,317 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_register [2019-09-07 00:01:31,317 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_attach [2019-09-07 00:01:31,318 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_detach [2019-09-07 00:01:31,318 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_init [2019-09-07 00:01:31,318 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_init_module [2019-09-07 00:01:31,318 INFO L138 BoogieDeclarations]: Found implementation of procedure lp_cleanup_module [2019-09-07 00:01:31,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_3 [2019-09-07 00:01:31,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_parport_driver_1 [2019-09-07 00:01:31,319 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-07 00:01:31,319 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-09-07 00:01:31,319 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-09-07 00:01:31,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_5 [2019-09-07 00:01:31,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_6 [2019-09-07 00:01:31,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_7 [2019-09-07 00:01:31,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_8 [2019-09-07 00:01:31,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_9 [2019-09-07 00:01:31,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_10 [2019-09-07 00:01:31,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_11 [2019-09-07 00:01:31,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_12 [2019-09-07 00:01:31,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_13 [2019-09-07 00:01:31,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_14 [2019-09-07 00:01:31,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_15 [2019-09-07 00:01:31,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_16 [2019-09-07 00:01:31,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_17 [2019-09-07 00:01:31,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_18 [2019-09-07 00:01:31,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_19 [2019-09-07 00:01:31,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_20 [2019-09-07 00:01:31,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_21 [2019-09-07 00:01:31,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_22 [2019-09-07 00:01:31,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_23 [2019-09-07 00:01:31,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_chrdev_24 [2019-09-07 00:01:31,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_25 [2019-09-07 00:01:31,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-07 00:01:31,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-09-07 00:01:31,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-09-07 00:01:31,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-09-07 00:01:31,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-09-07 00:01:31,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-09-07 00:01:31,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2019-09-07 00:01:31,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2019-09-07 00:01:31,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_i_mutex_of_inode [2019-09-07 00:01:31,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_i_mutex_of_inode [2019-09-07 00:01:31,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-09-07 00:01:31,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_i_mutex_of_inode [2019-09-07 00:01:31,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_i_mutex_of_inode [2019-09-07 00:01:31,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_i_mutex_of_inode [2019-09-07 00:01:31,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_i_mutex_of_inode [2019-09-07 00:01:31,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2019-09-07 00:01:31,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_i_mutex_of_inode [2019-09-07 00:01:31,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2019-09-07 00:01:31,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2019-09-07 00:01:31,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2019-09-07 00:01:31,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2019-09-07 00:01:31,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-09-07 00:01:31,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2019-09-07 00:01:31,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2019-09-07 00:01:31,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_lock [2019-09-07 00:01:31,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_lock [2019-09-07 00:01:31,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_lock [2019-09-07 00:01:31,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_lock [2019-09-07 00:01:31,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lp_mutex [2019-09-07 00:01:31,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lp_mutex [2019-09-07 00:01:31,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lp_mutex [2019-09-07 00:01:31,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lp_mutex [2019-09-07 00:01:31,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lp_mutex [2019-09-07 00:01:31,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lp_mutex [2019-09-07 00:01:31,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lp_mutex [2019-09-07 00:01:31,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_lp_mutex [2019-09-07 00:01:31,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_lp_mutex [2019-09-07 00:01:31,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_lp_mutex [2019-09-07 00:01:31,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_lp_mutex [2019-09-07 00:01:31,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-09-07 00:01:31,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2019-09-07 00:01:31,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2019-09-07 00:01:31,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2019-09-07 00:01:31,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-09-07 00:01:31,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2019-09-07 00:01:31,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2019-09-07 00:01:31,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_mutex_of_device [2019-09-07 00:01:31,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_mutex_of_device [2019-09-07 00:01:31,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2019-09-07 00:01:31,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_mutex_of_device [2019-09-07 00:01:31,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_port_mutex_of_lp_struct [2019-09-07 00:01:31,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_port_mutex_of_lp_struct [2019-09-07 00:01:31,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_port_mutex_of_lp_struct [2019-09-07 00:01:31,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_port_mutex_of_lp_struct [2019-09-07 00:01:31,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_port_mutex_of_lp_struct [2019-09-07 00:01:31,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_port_mutex_of_lp_struct [2019-09-07 00:01:31,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_port_mutex_of_lp_struct [2019-09-07 00:01:31,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_port_mutex_of_lp_struct [2019-09-07 00:01:31,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_port_mutex_of_lp_struct [2019-09-07 00:01:31,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_port_mutex_of_lp_struct [2019-09-07 00:01:31,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_port_mutex_of_lp_struct [2019-09-07 00:01:31,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-07 00:01:31,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ___might_sleep [2019-09-07 00:01:31,351 INFO L138 BoogieDeclarations]: Found implementation of procedure __class_create [2019-09-07 00:01:31,351 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-09-07 00:01:31,352 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user_overflow [2019-09-07 00:01:31,352 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2019-09-07 00:01:31,352 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2019-09-07 00:01:31,352 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2019-09-07 00:01:31,353 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-09-07 00:01:31,353 INFO L138 BoogieDeclarations]: Found implementation of procedure __parport_register_driver [2019-09-07 00:01:31,353 INFO L138 BoogieDeclarations]: Found implementation of procedure __register_chrdev [2019-09-07 00:01:31,353 INFO L138 BoogieDeclarations]: Found implementation of procedure __unregister_chrdev [2019-09-07 00:01:31,353 INFO L138 BoogieDeclarations]: Found implementation of procedure _cond_resched [2019-09-07 00:01:31,354 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2019-09-07 00:01:31,354 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2019-09-07 00:01:31,354 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2019-09-07 00:01:31,354 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_get_timeval [2019-09-07 00:01:31,354 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create [2019-09-07 00:01:31,354 INFO L138 BoogieDeclarations]: Found implementation of procedure device_destroy [2019-09-07 00:01:31,354 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2019-09-07 00:01:31,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_close_1 [2019-09-07 00:01:31,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-07 00:01:31,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_open_1 [2019-09-07 00:01:31,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_1 [2019-09-07 00:01:31,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_2 [2019-09-07 00:01:31,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_1 [2019-09-07 00:01:31,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_2 [2019-09-07 00:01:31,355 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2019-09-07 00:01:31,355 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2019-09-07 00:01:31,356 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2019-09-07 00:01:31,356 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-09-07 00:01:31,356 INFO L138 BoogieDeclarations]: Found implementation of procedure noop_llseek [2019-09-07 00:01:31,356 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_claim [2019-09-07 00:01:31,356 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_claim_or_block [2019-09-07 00:01:31,356 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_negotiate [2019-09-07 00:01:31,356 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_read [2019-09-07 00:01:31,357 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_register_device [2019-09-07 00:01:31,357 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_release [2019-09-07 00:01:31,357 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_set_timeout [2019-09-07 00:01:31,357 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_unregister_device [2019-09-07 00:01:31,357 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_unregister_driver [2019-09-07 00:01:31,357 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_write [2019-09-07 00:01:31,357 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2019-09-07 00:01:31,357 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-07 00:01:31,358 INFO L138 BoogieDeclarations]: Found implementation of procedure register_console [2019-09-07 00:01:31,358 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2019-09-07 00:01:31,358 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2019-09-07 00:01:31,358 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_strtoul [2019-09-07 00:01:31,358 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_console [2019-09-07 00:01:31,358 INFO L138 BoogieDeclarations]: Found implementation of procedure autoremove_wake_function [2019-09-07 00:01:31,358 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-07 00:01:31,358 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-07 00:01:31,359 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-07 00:01:31,359 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-07 00:01:31,359 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-07 00:01:31,359 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-07 00:01:31,359 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-09-07 00:01:31,359 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2019-09-07 00:01:31,359 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2019-09-07 00:01:31,360 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2019-09-07 00:01:31,360 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-07 00:01:31,360 INFO L130 BoogieDeclarations]: Found specification of procedure ___might_sleep [2019-09-07 00:01:31,360 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2019-09-07 00:01:31,360 INFO L130 BoogieDeclarations]: Found specification of procedure simple_strtoul [2019-09-07 00:01:31,360 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-09-07 00:01:31,360 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-09-07 00:01:31,360 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-09-07 00:01:31,361 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2019-09-07 00:01:31,361 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-07 00:01:31,361 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2019-09-07 00:01:31,361 INFO L130 BoogieDeclarations]: Found specification of procedure memchr [2019-09-07 00:01:31,361 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-09-07 00:01:31,361 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-09-07 00:01:31,361 INFO L130 BoogieDeclarations]: Found specification of procedure current_top_of_stack [2019-09-07 00:01:31,361 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-09-07 00:01:31,362 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2019-09-07 00:01:31,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_10 [2019-09-07 00:01:31,362 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-09-07 00:01:31,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_6 [2019-09-07 00:01:31,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_7 [2019-09-07 00:01:31,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_11 [2019-09-07 00:01:31,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_13 [2019-09-07 00:01:31,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_15 [2019-09-07 00:01:31,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_17 [2019-09-07 00:01:31,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_19 [2019-09-07 00:01:31,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_21 [2019-09-07 00:01:31,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_23 [2019-09-07 00:01:31,364 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-07 00:01:31,364 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-07 00:01:31,364 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-07 00:01:31,364 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-07 00:01:31,364 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-07 00:01:31,364 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-07 00:01:31,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-07 00:01:31,364 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-07 00:01:31,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-07 00:01:31,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-07 00:01:31,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-09-07 00:01:31,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-09-07 00:01:31,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-07 00:01:31,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-07 00:01:31,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-07 00:01:31,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-07 00:01:31,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-07 00:01:31,366 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2019-09-07 00:01:31,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_12 [2019-09-07 00:01:31,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_14 [2019-09-07 00:01:31,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_18 [2019-09-07 00:01:31,366 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2019-09-07 00:01:31,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_5 [2019-09-07 00:01:31,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_8 [2019-09-07 00:01:31,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_9 [2019-09-07 00:01:31,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_16 [2019-09-07 00:01:31,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_20 [2019-09-07 00:01:31,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_22 [2019-09-07 00:01:31,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_i_mutex_of_inode [2019-09-07 00:01:31,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_i_mutex_of_inode [2019-09-07 00:01:31,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2019-09-07 00:01:31,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2019-09-07 00:01:31,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lp_mutex [2019-09-07 00:01:31,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lp_mutex [2019-09-07 00:01:31,369 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2019-09-07 00:01:31,374 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2019-09-07 00:01:31,374 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2019-09-07 00:01:31,374 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_port_mutex_of_lp_struct [2019-09-07 00:01:31,374 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_port_mutex_of_lp_struct [2019-09-07 00:01:31,374 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2019-09-07 00:01:31,374 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2019-09-07 00:01:31,378 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2019-09-07 00:01:31,378 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2019-09-07 00:01:31,378 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2019-09-07 00:01:31,378 INFO L130 BoogieDeclarations]: Found specification of procedure autoremove_wake_function [2019-09-07 00:01:31,379 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2019-09-07 00:01:31,379 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2019-09-07 00:01:31,379 INFO L130 BoogieDeclarations]: Found specification of procedure test_tsk_thread_flag [2019-09-07 00:01:31,379 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-07 00:01:31,379 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2019-09-07 00:01:31,380 INFO L130 BoogieDeclarations]: Found specification of procedure _cond_resched [2019-09-07 00:01:31,380 INFO L130 BoogieDeclarations]: Found specification of procedure need_resched [2019-09-07 00:01:31,380 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-07 00:01:31,380 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-07 00:01:31,380 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-07 00:01:31,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_3 [2019-09-07 00:01:31,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_parport_driver_1 [2019-09-07 00:01:31,380 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-09-07 00:01:31,380 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2019-09-07 00:01:31,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-07 00:01:31,381 INFO L130 BoogieDeclarations]: Found specification of procedure file_inode [2019-09-07 00:01:31,381 INFO L130 BoogieDeclarations]: Found specification of procedure __register_chrdev [2019-09-07 00:01:31,381 INFO L130 BoogieDeclarations]: Found specification of procedure __unregister_chrdev [2019-09-07 00:01:31,381 INFO L130 BoogieDeclarations]: Found specification of procedure register_chrdev [2019-09-07 00:01:31,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_chrdev_24 [2019-09-07 00:01:31,381 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev [2019-09-07 00:01:31,382 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_25 [2019-09-07 00:01:31,382 INFO L130 BoogieDeclarations]: Found specification of procedure noop_llseek [2019-09-07 00:01:31,383 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2019-09-07 00:01:31,383 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2019-09-07 00:01:31,383 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2019-09-07 00:01:31,383 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2019-09-07 00:01:31,383 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2019-09-07 00:01:31,383 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-07 00:01:31,383 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2019-09-07 00:01:31,383 INFO L130 BoogieDeclarations]: Found specification of procedure register_console [2019-09-07 00:01:31,383 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_console [2019-09-07 00:01:31,384 INFO L130 BoogieDeclarations]: Found specification of procedure __class_create [2019-09-07 00:01:31,384 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2019-09-07 00:01:31,384 INFO L130 BoogieDeclarations]: Found specification of procedure device_create [2019-09-07 00:01:31,384 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2019-09-07 00:01:31,384 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2019-09-07 00:01:31,384 INFO L130 BoogieDeclarations]: Found specification of procedure compat_get_timeval [2019-09-07 00:01:31,384 INFO L130 BoogieDeclarations]: Found specification of procedure __parport_register_driver [2019-09-07 00:01:31,384 INFO L130 BoogieDeclarations]: Found specification of procedure parport_unregister_driver [2019-09-07 00:01:31,384 INFO L130 BoogieDeclarations]: Found specification of procedure parport_register_device [2019-09-07 00:01:31,385 INFO L130 BoogieDeclarations]: Found specification of procedure parport_unregister_device [2019-09-07 00:01:31,385 INFO L130 BoogieDeclarations]: Found specification of procedure parport_claim [2019-09-07 00:01:31,385 INFO L130 BoogieDeclarations]: Found specification of procedure parport_claim_or_block [2019-09-07 00:01:31,385 INFO L130 BoogieDeclarations]: Found specification of procedure parport_release [2019-09-07 00:01:31,385 INFO L130 BoogieDeclarations]: Found specification of procedure parport_yield_blocking [2019-09-07 00:01:31,385 INFO L130 BoogieDeclarations]: Found specification of procedure parport_negotiate [2019-09-07 00:01:31,385 INFO L130 BoogieDeclarations]: Found specification of procedure parport_write [2019-09-07 00:01:31,385 INFO L130 BoogieDeclarations]: Found specification of procedure parport_read [2019-09-07 00:01:31,386 INFO L130 BoogieDeclarations]: Found specification of procedure parport_set_timeout [2019-09-07 00:01:31,386 INFO L130 BoogieDeclarations]: Found specification of procedure lp_claim_parport_or_block [2019-09-07 00:01:31,386 INFO L130 BoogieDeclarations]: Found specification of procedure lp_release_parport [2019-09-07 00:01:31,386 INFO L130 BoogieDeclarations]: Found specification of procedure lp_preempt [2019-09-07 00:01:31,386 INFO L130 BoogieDeclarations]: Found specification of procedure lp_negotiate [2019-09-07 00:01:31,386 INFO L130 BoogieDeclarations]: Found specification of procedure lp_reset [2019-09-07 00:01:31,386 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2019-09-07 00:01:31,386 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-09-07 00:01:31,386 INFO L130 BoogieDeclarations]: Found specification of procedure lp_error [2019-09-07 00:01:31,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-07 00:01:31,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-07 00:01:31,387 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-07 00:01:31,387 INFO L130 BoogieDeclarations]: Found specification of procedure lp_check_status [2019-09-07 00:01:31,387 INFO L130 BoogieDeclarations]: Found specification of procedure lp_wait_ready [2019-09-07 00:01:31,387 INFO L130 BoogieDeclarations]: Found specification of procedure lp_write [2019-09-07 00:01:31,387 INFO L130 BoogieDeclarations]: Found specification of procedure lp_read [2019-09-07 00:01:31,387 INFO L130 BoogieDeclarations]: Found specification of procedure lp_open [2019-09-07 00:01:31,387 INFO L130 BoogieDeclarations]: Found specification of procedure lp_release [2019-09-07 00:01:31,388 INFO L130 BoogieDeclarations]: Found specification of procedure lp_do_ioctl [2019-09-07 00:01:31,388 INFO L130 BoogieDeclarations]: Found specification of procedure lp_set_timeout [2019-09-07 00:01:31,388 INFO L130 BoogieDeclarations]: Found specification of procedure lp_ioctl [2019-09-07 00:01:31,388 INFO L130 BoogieDeclarations]: Found specification of procedure lp_compat_ioctl [2019-09-07 00:01:31,388 INFO L130 BoogieDeclarations]: Found specification of procedure lp_console_write [2019-09-07 00:01:31,388 INFO L130 BoogieDeclarations]: Found specification of procedure lp_register [2019-09-07 00:01:31,388 INFO L130 BoogieDeclarations]: Found specification of procedure lp_attach [2019-09-07 00:01:31,388 INFO L130 BoogieDeclarations]: Found specification of procedure lp_detach [2019-09-07 00:01:31,389 INFO L130 BoogieDeclarations]: Found specification of procedure lp_init [2019-09-07 00:01:31,389 INFO L130 BoogieDeclarations]: Found specification of procedure lp_init_module [2019-09-07 00:01:31,389 INFO L130 BoogieDeclarations]: Found specification of procedure lp_cleanup_module [2019-09-07 00:01:31,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_open_1 [2019-09-07 00:01:31,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_1 [2019-09-07 00:01:31,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_1 [2019-09-07 00:01:31,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_2 [2019-09-07 00:01:31,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-07 00:01:31,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_close_1 [2019-09-07 00:01:31,390 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-07 00:01:31,390 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_2 [2019-09-07 00:01:31,390 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-07 00:01:31,390 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-07 00:01:31,390 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-09-07 00:01:31,390 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-09-07 00:01:31,390 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-09-07 00:01:31,390 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2019-09-07 00:01:31,390 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2019-09-07 00:01:31,391 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_i_mutex_of_inode [2019-09-07 00:01:31,391 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-09-07 00:01:31,391 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_i_mutex_of_inode [2019-09-07 00:01:31,391 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_i_mutex_of_inode [2019-09-07 00:01:31,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_i_mutex_of_inode [2019-09-07 00:01:31,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2019-09-07 00:01:31,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_i_mutex_of_inode [2019-09-07 00:01:31,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2019-09-07 00:01:31,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2019-09-07 00:01:31,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2019-09-07 00:01:31,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-09-07 00:01:31,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2019-09-07 00:01:31,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_lock [2019-09-07 00:01:31,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_lock [2019-09-07 00:01:31,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_lock [2019-09-07 00:01:31,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_lock [2019-09-07 00:01:31,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lp_mutex [2019-09-07 00:01:31,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lp_mutex [2019-09-07 00:01:31,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lp_mutex [2019-09-07 00:01:31,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lp_mutex [2019-09-07 00:01:31,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lp_mutex [2019-09-07 00:01:31,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_lp_mutex [2019-09-07 00:01:31,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_lp_mutex [2019-09-07 00:01:31,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_lp_mutex [2019-09-07 00:01:31,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_lp_mutex [2019-09-07 00:01:31,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-09-07 00:01:31,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2019-09-07 00:01:31,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-09-07 00:01:31,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2019-09-07 00:01:31,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_mutex_of_device [2019-09-07 00:01:31,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_mutex_of_device [2019-09-07 00:01:31,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2019-09-07 00:01:31,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_mutex_of_device [2019-09-07 00:01:31,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_port_mutex_of_lp_struct [2019-09-07 00:01:31,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_port_mutex_of_lp_struct [2019-09-07 00:01:31,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_port_mutex_of_lp_struct [2019-09-07 00:01:31,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_port_mutex_of_lp_struct [2019-09-07 00:01:31,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_port_mutex_of_lp_struct [2019-09-07 00:01:31,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_port_mutex_of_lp_struct [2019-09-07 00:01:31,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_port_mutex_of_lp_struct [2019-09-07 00:01:31,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_port_mutex_of_lp_struct [2019-09-07 00:01:31,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_port_mutex_of_lp_struct [2019-09-07 00:01:31,397 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-07 00:01:31,397 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-09-07 00:01:31,397 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-07 00:01:31,397 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-07 00:01:31,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-07 00:01:31,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-07 00:01:31,397 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-07 00:01:32,259 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-07 00:01:34,692 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-07 00:01:34,692 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-07 00:01:34,695 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.09 12:01:34 BoogieIcfgContainer [2019-09-07 00:01:34,695 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-07 00:01:34,695 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-07 00:01:34,695 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-07 00:01:34,696 INFO L275 PluginConnector]: Sifa initialized [2019-09-07 00:01:34,697 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.09 12:01:34" (1/1) ... [2019-09-07 00:01:34,698 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-07 00:01:34,728 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-07 00:01:34,728 INFO L169 IcfgInterpreter]: Building call graph [2019-09-07 00:01:34,749 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-07 00:01:34,761 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-07 00:01:34,763 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-07 00:01:35,033 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 271 for LOIs