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-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--cdc_subset.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-01cf0bf [2019-08-22 04:01:08,442 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-22 04:01:08,444 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-22 04:01:08,460 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-22 04:01:08,461 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-22 04:01:08,463 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-22 04:01:08,465 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-22 04:01:08,479 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-22 04:01:08,481 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-22 04:01:08,482 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-22 04:01:08,484 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-22 04:01:08,487 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-22 04:01:08,488 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-22 04:01:08,489 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-22 04:01:08,490 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-22 04:01:08,494 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-22 04:01:08,495 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-22 04:01:08,497 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-22 04:01:08,501 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-22 04:01:08,503 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-22 04:01:08,506 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-22 04:01:08,508 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-22 04:01:08,512 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-22 04:01:08,513 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-22 04:01:08,516 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-22 04:01:08,516 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-22 04:01:08,517 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-22 04:01:08,519 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-22 04:01:08,520 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-22 04:01:08,522 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-22 04:01:08,522 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-22 04:01:08,525 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-22 04:01:08,525 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-22 04:01:08,526 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-22 04:01:08,529 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-22 04:01:08,529 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-22 04:01:08,530 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-22 04:01:08,530 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-22 04:01:08,530 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-22 04:01:08,533 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-22 04:01:08,534 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-22 04:01:08,536 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2019-08-22 04:01:08,558 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-22 04:01:08,558 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-22 04:01:08,560 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-22 04:01:08,560 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-22 04:01:08,560 INFO L138 SettingsManager]: * Use SBE=true [2019-08-22 04:01:08,561 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-22 04:01:08,561 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-22 04:01:08,562 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-22 04:01:08,562 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-22 04:01:08,562 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-22 04:01:08,563 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-22 04:01:08,563 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-22 04:01:08,564 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-22 04:01:08,564 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-22 04:01:08,564 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-22 04:01:08,565 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-22 04:01:08,565 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-22 04:01:08,565 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-22 04:01:08,565 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-22 04:01:08,565 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-22 04:01:08,565 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-22 04:01:08,566 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-22 04:01:08,566 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-22 04:01:08,566 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-22 04:01:08,566 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-22 04:01:08,567 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-22 04:01:08,567 INFO L138 SettingsManager]: * To the following directory=dump/ [2019-08-22 04:01:08,608 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-22 04:01:08,620 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-22 04:01:08,624 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-22 04:01:08,626 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-22 04:01:08,626 INFO L275 PluginConnector]: CDTParser initialized [2019-08-22 04:01:08,627 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--cdc_subset.ko-entry_point.cil.out.i [2019-08-22 04:01:08,687 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d975cae11/e3fa48904ecc4f6480b5c49bf842d6da/FLAG9047e9dea [2019-08-22 04:01:09,475 INFO L306 CDTParser]: Found 1 translation units. [2019-08-22 04:01:09,476 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--cdc_subset.ko-entry_point.cil.out.i [2019-08-22 04:01:09,527 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d975cae11/e3fa48904ecc4f6480b5c49bf842d6da/FLAG9047e9dea [2019-08-22 04:01:10,041 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d975cae11/e3fa48904ecc4f6480b5c49bf842d6da [2019-08-22 04:01:10,053 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-22 04:01:10,054 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-22 04:01:10,055 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-22 04:01:10,055 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-22 04:01:10,058 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-22 04:01:10,059 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 04:01:10" (1/1) ... [2019-08-22 04:01:10,062 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26c39d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:01:10, skipping insertion in model container [2019-08-22 04:01:10,062 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 04:01:10" (1/1) ... [2019-08-22 04:01:10,070 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-22 04:01:10,202 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-22 04:01:11,491 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 04:01:11,583 INFO L188 MainTranslator]: Completed pre-run [2019-08-22 04:01:11,917 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 04:01:12,084 INFO L192 MainTranslator]: Completed translation [2019-08-22 04:01:12,085 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:01:12 WrapperNode [2019-08-22 04:01:12,085 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-22 04:01:12,087 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-22 04:01:12,088 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-22 04:01:12,088 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-22 04:01:12,104 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:01:12" (1/1) ... [2019-08-22 04:01:12,104 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:01:12" (1/1) ... [2019-08-22 04:01:12,181 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:01:12" (1/1) ... [2019-08-22 04:01:12,182 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:01:12" (1/1) ... [2019-08-22 04:01:12,282 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:01:12" (1/1) ... [2019-08-22 04:01:12,295 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:01:12" (1/1) ... [2019-08-22 04:01:12,314 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:01:12" (1/1) ... [2019-08-22 04:01:12,330 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-22 04:01:12,334 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-22 04:01:12,334 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-22 04:01:12,334 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-22 04:01:12,336 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:01:12" (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 [2019-08-22 04:01:12,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-22 04:01:12,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-22 04:01:12,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-08-22 04:01:12,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-08-22 04:01:12,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-08-22 04:01:12,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-08-22 04:01:12,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-08-22 04:01:12,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-08-22 04:01:12,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-08-22 04:01:12,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-08-22 04:01:12,410 INFO L138 BoogieDeclarations]: Found implementation of procedure always_connected [2019-08-22 04:01:12,410 INFO L138 BoogieDeclarations]: Found implementation of procedure m5632_recover [2019-08-22 04:01:12,411 INFO L138 BoogieDeclarations]: Found implementation of procedure dummy_prereset [2019-08-22 04:01:12,411 INFO L138 BoogieDeclarations]: Found implementation of procedure dummy_postreset [2019-08-22 04:01:12,412 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_subset_driver_init [2019-08-22 04:01:12,413 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_subset_driver_exit [2019-08-22 04:01:12,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_1 [2019-08-22 04:01:12,414 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-22 04:01:12,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_5 [2019-08-22 04:01:12,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_6 [2019-08-22 04:01:12,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_7 [2019-08-22 04:01:12,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_8 [2019-08-22 04:01:12,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_9 [2019-08-22 04:01:12,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_10 [2019-08-22 04:01:12,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_11 [2019-08-22 04:01:12,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_12 [2019-08-22 04:01:12,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_usb_unlock_device_13 [2019-08-22 04:01:12,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_14 [2019-08-22 04:01:12,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_15 [2019-08-22 04:01:12,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-08-22 04:01:12,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-08-22 04:01:12,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-08-22 04:01:12,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-08-22 04:01:12,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-08-22 04:01:12,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-08-22 04:01:12,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2019-08-22 04:01:12,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2019-08-22 04:01:12,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_i_mutex_of_inode [2019-08-22 04:01:12,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_i_mutex_of_inode [2019-08-22 04:01:12,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-08-22 04:01:12,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_i_mutex_of_inode [2019-08-22 04:01:12,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_i_mutex_of_inode [2019-08-22 04:01:12,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_i_mutex_of_inode [2019-08-22 04:01:12,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_i_mutex_of_inode [2019-08-22 04:01:12,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2019-08-22 04:01:12,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_i_mutex_of_inode [2019-08-22 04:01:12,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2019-08-22 04:01:12,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2019-08-22 04:01:12,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2019-08-22 04:01:12,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2019-08-22 04:01:12,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-08-22 04:01:12,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2019-08-22 04:01:12,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2019-08-22 04:01:12,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_lock [2019-08-22 04:01:12,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_lock [2019-08-22 04:01:12,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_lock [2019-08-22 04:01:12,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_lock [2019-08-22 04:01:12,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-08-22 04:01:12,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2019-08-22 04:01:12,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2019-08-22 04:01:12,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2019-08-22 04:01:12,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-08-22 04:01:12,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2019-08-22 04:01:12,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2019-08-22 04:01:12,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_mutex_of_device [2019-08-22 04:01:12,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_mutex_of_device [2019-08-22 04:01:12,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2019-08-22 04:01:12,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_mutex_of_device [2019-08-22 04:01:12,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_udev [2019-08-22 04:01:12,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_udev [2019-08-22 04:01:12,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_udev [2019-08-22 04:01:12,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_udev [2019-08-22 04:01:12,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_udev [2019-08-22 04:01:12,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_udev [2019-08-22 04:01:12,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_udev [2019-08-22 04:01:12,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_udev [2019-08-22 04:01:12,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_udev [2019-08-22 04:01:12,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_udev [2019-08-22 04:01:12,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_udev [2019-08-22 04:01:12,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-08-22 04:01:12,430 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_usb_unlock_device [2019-08-22 04:01:12,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-08-22 04:01:12,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_reset_resume_1 [2019-08-22 04:01:12,430 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2019-08-22 04:01:12,431 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2019-08-22 04:01:12,432 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-08-22 04:01:12,432 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-08-22 04:01:12,433 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-08-22 04:01:12,433 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_reset_device [2019-08-22 04:01:12,433 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_disconnect [2019-08-22 04:01:12,433 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_probe [2019-08-22 04:01:12,434 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_resume [2019-08-22 04:01:12,434 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_suspend [2019-08-22 04:01:12,435 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-08-22 04:01:12,435 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-08-22 04:01:12,435 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-08-22 04:01:12,435 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-08-22 04:01:12,436 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-22 04:01:12,436 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-08-22 04:01:12,436 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2019-08-22 04:01:12,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_8 [2019-08-22 04:01:12,436 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-08-22 04:01:12,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_6 [2019-08-22 04:01:12,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_9 [2019-08-22 04:01:12,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_10 [2019-08-22 04:01:12,437 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-22 04:01:12,437 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-08-22 04:01:12,437 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-22 04:01:12,438 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-08-22 04:01:12,438 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-08-22 04:01:12,438 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-22 04:01:12,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-08-22 04:01:12,438 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-22 04:01:12,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-08-22 04:01:12,439 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-08-22 04:01:12,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-08-22 04:01:12,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-08-22 04:01:12,440 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-08-22 04:01:12,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-08-22 04:01:12,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-08-22 04:01:12,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-08-22 04:01:12,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-08-22 04:01:12,441 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_usb_unlock_device [2019-08-22 04:01:12,441 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_usb_unlock_device_13 [2019-08-22 04:01:12,441 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2019-08-22 04:01:12,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_5 [2019-08-22 04:01:12,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_7 [2019-08-22 04:01:12,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_11 [2019-08-22 04:01:12,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_i_mutex_of_inode [2019-08-22 04:01:12,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_i_mutex_of_inode [2019-08-22 04:01:12,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2019-08-22 04:01:12,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2019-08-22 04:01:12,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2019-08-22 04:01:12,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2019-08-22 04:01:12,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2019-08-22 04:01:12,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_udev [2019-08-22 04:01:12,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_udev [2019-08-22 04:01:12,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_1 [2019-08-22 04:01:12,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_12 [2019-08-22 04:01:12,446 INFO L130 BoogieDeclarations]: Found specification of procedure usb_reset_device [2019-08-22 04:01:12,447 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-08-22 04:01:12,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_14 [2019-08-22 04:01:12,451 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-08-22 04:01:12,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_15 [2019-08-22 04:01:12,452 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_probe [2019-08-22 04:01:12,453 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_suspend [2019-08-22 04:01:12,459 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_resume [2019-08-22 04:01:12,459 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2019-08-22 04:01:12,459 INFO L130 BoogieDeclarations]: Found specification of procedure always_connected [2019-08-22 04:01:12,459 INFO L130 BoogieDeclarations]: Found specification of procedure m5632_recover [2019-08-22 04:01:12,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-22 04:01:12,460 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-22 04:01:12,460 INFO L130 BoogieDeclarations]: Found specification of procedure dummy_prereset [2019-08-22 04:01:12,461 INFO L130 BoogieDeclarations]: Found specification of procedure dummy_postreset [2019-08-22 04:01:12,462 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_subset_driver_init [2019-08-22 04:01:12,462 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_subset_driver_exit [2019-08-22 04:01:12,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-08-22 04:01:12,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_reset_resume_1 [2019-08-22 04:01:12,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-08-22 04:01:12,462 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-22 04:01:12,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-22 04:01:12,463 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-22 04:01:12,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-08-22 04:01:12,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-08-22 04:01:12,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-08-22 04:01:12,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-08-22 04:01:12,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-08-22 04:01:12,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-08-22 04:01:12,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2019-08-22 04:01:12,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2019-08-22 04:01:12,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_i_mutex_of_inode [2019-08-22 04:01:12,465 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-08-22 04:01:12,465 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_i_mutex_of_inode [2019-08-22 04:01:12,465 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_i_mutex_of_inode [2019-08-22 04:01:12,465 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_i_mutex_of_inode [2019-08-22 04:01:12,465 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2019-08-22 04:01:12,465 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_i_mutex_of_inode [2019-08-22 04:01:12,466 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2019-08-22 04:01:12,466 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2019-08-22 04:01:12,466 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2019-08-22 04:01:12,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-08-22 04:01:12,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2019-08-22 04:01:12,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_lock [2019-08-22 04:01:12,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_lock [2019-08-22 04:01:12,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_lock [2019-08-22 04:01:12,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_lock [2019-08-22 04:01:12,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-08-22 04:01:12,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2019-08-22 04:01:12,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-08-22 04:01:12,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2019-08-22 04:01:12,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_mutex_of_device [2019-08-22 04:01:12,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_mutex_of_device [2019-08-22 04:01:12,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2019-08-22 04:01:12,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_mutex_of_device [2019-08-22 04:01:12,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_udev [2019-08-22 04:01:12,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_udev [2019-08-22 04:01:12,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_udev [2019-08-22 04:01:12,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_udev [2019-08-22 04:01:12,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_udev [2019-08-22 04:01:12,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_udev [2019-08-22 04:01:12,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_udev [2019-08-22 04:01:12,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_udev [2019-08-22 04:01:12,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_udev [2019-08-22 04:01:12,568 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-08-22 04:01:12,568 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-22 04:01:12,568 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-08-22 04:01:12,568 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-22 04:01:12,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-08-22 04:01:12,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-08-22 04:01:12,569 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-22 04:01:12,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-22 04:01:12,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-22 04:01:13,396 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-08-22 04:01:15,135 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-22 04:01:15,136 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-22 04:01:15,138 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 04:01:15 BoogieIcfgContainer [2019-08-22 04:01:15,138 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-22 04:01:15,138 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-22 04:01:15,139 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-22 04:01:15,139 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-22 04:01:15,140 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 04:01:15" (1/1) ... [2019-08-22 04:01:15,157 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-22 04:01:15,164 INFO L155 IcfgInterpreter]: Building call graph [2019-08-22 04:01:15,183 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-22 04:01:15,195 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-22 04:01:15,197 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-22 04:01:15,680 INFO L392 ElimStorePlain]: Different costs {0=[v_~__mod_usb__products_device_table~0.bcdDevice_lo_19, v_~__mod_usb__products_device_table~0.driver_info_19, v_~__mod_usb__products_device_table~0.bInterfaceNumber_19, v_~__mod_usb__products_device_table~0.bDeviceClass_19, v_~__mod_usb__products_device_table~0.bInterfaceSubClass_19, v_~__mod_usb__products_device_table~0.idProduct_19, v_~__mod_usb__products_device_table~0.bcdDevice_hi_19, v_~__mod_usb__products_device_table~0.bDeviceProtocol_19, v_~__mod_usb__products_device_table~0.bDeviceSubClass_19, v_~__mod_usb__products_device_table~0.idVendor_19, |v_#length_54|, v_~__mod_usb__products_device_table~0.bInterfaceProtocol_19, v_~__mod_usb__products_device_table~0.bInterfaceClass_19, v_~__mod_usb__products_device_table~0.match_flags_19], 820=[|v_#valid_59|]} [2019-08-22 04:01:15,942 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 105 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 76 [2019-08-22 04:01:15,942 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 04:02:23,865 WARN L188 SmtUtils]: Spent 1.13 m on a formula simplification that was a NOOP. DAG size: 2249 [2019-08-22 04:02:23,868 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 04:02:24,085 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 105 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 76 [2019-08-22 04:02:24,085 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.