java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--serio--serio_raw.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 19:03:30,615 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 19:03:30,618 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 19:03:30,636 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 19:03:30,636 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 19:03:30,638 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 19:03:30,640 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 19:03:30,652 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 19:03:30,654 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 19:03:30,657 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 19:03:30,660 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 19:03:30,661 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 19:03:30,661 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 19:03:30,662 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 19:03:30,665 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 19:03:30,667 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 19:03:30,668 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 19:03:30,670 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 19:03:30,672 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 19:03:30,677 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 19:03:30,682 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 19:03:30,682 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 19:03:30,684 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 19:03:30,684 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 19:03:30,687 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 19:03:30,687 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 19:03:30,688 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 19:03:30,689 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 19:03:30,691 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 19:03:30,692 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 19:03:30,692 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 19:03:30,693 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 19:03:30,694 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 19:03:30,695 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 19:03:30,696 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 19:03:30,697 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 19:03:30,697 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 19:03:30,697 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 19:03:30,698 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 19:03:30,700 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 19:03:30,703 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 19:03:30,704 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-13 19:03:30,726 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 19:03:30,726 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 19:03:30,730 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 19:03:30,730 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 19:03:30,731 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 19:03:30,731 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 19:03:30,731 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 19:03:30,731 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 19:03:30,732 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 19:03:30,732 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 19:03:30,733 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 19:03:30,733 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 19:03:30,733 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 19:03:30,734 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 19:03:30,734 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 19:03:30,734 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 19:03:30,735 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 19:03:30,735 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 19:03:30,735 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 19:03:30,735 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 19:03:30,735 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 19:03:30,736 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 19:03:30,736 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 19:03:30,736 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 19:03:30,736 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 19:03:30,736 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 19:03:30,737 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 19:03:30,737 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 19:03:30,737 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-13 19:03:31,039 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 19:03:31,061 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 19:03:31,064 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 19:03:31,066 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 19:03:31,066 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 19:03:31,067 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--serio--serio_raw.ko-entry_point.cil.out.i [2019-10-13 19:03:31,133 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d985b6d94/0c5464f017914fbc9bdc9a4ef4daff82/FLAG18b81717d [2019-10-13 19:03:31,948 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 19:03:31,950 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--serio--serio_raw.ko-entry_point.cil.out.i [2019-10-13 19:03:31,997 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d985b6d94/0c5464f017914fbc9bdc9a4ef4daff82/FLAG18b81717d [2019-10-13 19:03:32,439 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d985b6d94/0c5464f017914fbc9bdc9a4ef4daff82 [2019-10-13 19:03:32,449 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 19:03:32,450 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 19:03:32,451 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 19:03:32,451 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 19:03:32,455 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 19:03:32,456 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:03:32" (1/1) ... [2019-10-13 19:03:32,459 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a849a2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:03:32, skipping insertion in model container [2019-10-13 19:03:32,459 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:03:32" (1/1) ... [2019-10-13 19:03:32,466 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 19:03:32,579 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 19:03:34,179 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 19:03:34,223 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 19:03:34,485 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 19:03:34,687 INFO L192 MainTranslator]: Completed translation [2019-10-13 19:03:34,688 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:03:34 WrapperNode [2019-10-13 19:03:34,688 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 19:03:34,689 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 19:03:34,689 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 19:03:34,689 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 19:03:34,702 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:03:34" (1/1) ... [2019-10-13 19:03:34,702 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:03:34" (1/1) ... [2019-10-13 19:03:34,772 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:03:34" (1/1) ... [2019-10-13 19:03:34,772 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:03:34" (1/1) ... [2019-10-13 19:03:34,848 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:03:34" (1/1) ... [2019-10-13 19:03:34,862 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:03:34" (1/1) ... [2019-10-13 19:03:34,877 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:03:34" (1/1) ... [2019-10-13 19:03:34,909 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 19:03:34,910 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 19:03:34,910 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 19:03:34,910 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 19:03:34,913 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:03:34" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 19:03:34,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 19:03:34,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 19:03:34,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-13 19:03:34,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2019-10-13 19:03:34,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2019-10-13 19:03:34,984 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-10-13 19:03:34,984 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2019-10-13 19:03:34,984 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2019-10-13 19:03:34,984 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2019-10-13 19:03:34,984 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub_and_test [2019-10-13 19:03:34,985 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2019-10-13 19:03:34,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-13 19:03:34,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-13 19:03:34,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-10-13 19:03:34,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-10-13 19:03:34,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-13 19:03:34,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-13 19:03:34,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-13 19:03:34,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-13 19:03:34,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-13 19:03:34,989 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2019-10-13 19:03:34,990 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2019-10-13 19:03:34,991 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-13 19:03:34,991 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-13 19:03:34,991 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-13 19:03:34,993 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_init [2019-10-13 19:03:34,994 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2019-10-13 19:03:34,994 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2019-10-13 19:03:34,994 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2019-10-13 19:03:34,994 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2019-10-13 19:03:34,994 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_wait [2019-10-13 19:03:34,994 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-13 19:03:34,995 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-13 19:03:34,995 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_write [2019-10-13 19:03:34,995 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_get_drvdata [2019-10-13 19:03:34,995 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_set_drvdata [2019-10-13 19:03:34,995 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_pause_rx [2019-10-13 19:03:34,995 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_continue_rx [2019-10-13 19:03:34,996 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_raw_fasync [2019-10-13 19:03:34,996 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_raw_locate [2019-10-13 19:03:34,996 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_raw_open [2019-10-13 19:03:34,996 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_raw_free [2019-10-13 19:03:34,996 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_raw_release [2019-10-13 19:03:34,997 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_raw_fetch_byte [2019-10-13 19:03:34,997 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_raw_read [2019-10-13 19:03:34,997 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_raw_write [2019-10-13 19:03:34,997 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_raw_poll [2019-10-13 19:03:34,997 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_raw_interrupt [2019-10-13 19:03:34,998 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_raw_connect [2019-10-13 19:03:34,998 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_raw_reconnect [2019-10-13 19:03:34,998 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_raw_hangup [2019-10-13 19:03:34,998 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_raw_disconnect [2019-10-13 19:03:34,998 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_raw_drv_init [2019-10-13 19:03:34,999 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_raw_drv_exit [2019-10-13 19:03:34,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serio_driver_1 [2019-10-13 19:03:34,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_2 [2019-10-13 19:03:34,999 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 19:03:34,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_5 [2019-10-13 19:03:35,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_6 [2019-10-13 19:03:35,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_7 [2019-10-13 19:03:35,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_8 [2019-10-13 19:03:35,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_9 [2019-10-13 19:03:35,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_10 [2019-10-13 19:03:35,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_11 [2019-10-13 19:03:35,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_12 [2019-10-13 19:03:35,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_13 [2019-10-13 19:03:35,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_14 [2019-10-13 19:03:35,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_15 [2019-10-13 19:03:35,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_16 [2019-10-13 19:03:35,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_17 [2019-10-13 19:03:35,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_misc_register_18 [2019-10-13 19:03:35,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_misc_register_19 [2019-10-13 19:03:35,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_misc_deregister_20 [2019-10-13 19:03:35,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_21 [2019-10-13 19:03:35,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_22 [2019-10-13 19:03:35,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___serio_register_driver_23 [2019-10-13 19:03:35,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serio_unregister_driver_24 [2019-10-13 19:03:35,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-13 19:03:35,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-10-13 19:03:35,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-13 19:03:35,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-13 19:03:35,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-13 19:03:35,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-13 19:03:35,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2019-10-13 19:03:35,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2019-10-13 19:03:35,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_i_mutex_of_inode [2019-10-13 19:03:35,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_i_mutex_of_inode [2019-10-13 19:03:35,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-10-13 19:03:35,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_i_mutex_of_inode [2019-10-13 19:03:35,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_i_mutex_of_inode [2019-10-13 19:03:35,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_i_mutex_of_inode [2019-10-13 19:03:35,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_i_mutex_of_inode [2019-10-13 19:03:35,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2019-10-13 19:03:35,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_i_mutex_of_inode [2019-10-13 19:03:35,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2019-10-13 19:03:35,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2019-10-13 19:03:35,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2019-10-13 19:03:35,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2019-10-13 19:03:35,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-10-13 19:03:35,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2019-10-13 19:03:35,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2019-10-13 19:03:35,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_lock [2019-10-13 19:03:35,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_lock [2019-10-13 19:03:35,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_lock [2019-10-13 19:03:35,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_lock [2019-10-13 19:03:35,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-10-13 19:03:35,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2019-10-13 19:03:35,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2019-10-13 19:03:35,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2019-10-13 19:03:35,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-13 19:03:35,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2019-10-13 19:03:35,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2019-10-13 19:03:35,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_mutex_of_device [2019-10-13 19:03:35,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_mutex_of_device [2019-10-13 19:03:35,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2019-10-13 19:03:35,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_mutex_of_device [2019-10-13 19:03:35,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_serio_raw_mutex [2019-10-13 19:03:35,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_serio_raw_mutex [2019-10-13 19:03:35,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_serio_raw_mutex [2019-10-13 19:03:35,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_serio_raw_mutex [2019-10-13 19:03:35,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_serio_raw_mutex [2019-10-13 19:03:35,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_serio_raw_mutex [2019-10-13 19:03:35,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_serio_raw_mutex [2019-10-13 19:03:35,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_serio_raw_mutex [2019-10-13 19:03:35,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_serio_raw_mutex [2019-10-13 19:03:35,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_serio_raw_mutex [2019-10-13 19:03:35,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_serio_raw_mutex [2019-10-13 19:03:35,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-13 19:03:35,019 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2019-10-13 19:03:35,020 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2019-10-13 19:03:35,020 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-10-13 19:03:35,020 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2019-10-13 19:03:35,020 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2019-10-13 19:03:35,020 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2019-10-13 19:03:35,021 INFO L138 BoogieDeclarations]: Found implementation of procedure __serio_register_driver [2019-10-13 19:03:35,021 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2019-10-13 19:03:35,021 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-10-13 19:03:35,021 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2019-10-13 19:03:35,021 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2019-10-13 19:03:35,022 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-13 19:03:35,025 INFO L138 BoogieDeclarations]: Found implementation of procedure fasync_helper [2019-10-13 19:03:35,025 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2019-10-13 19:03:35,026 INFO L138 BoogieDeclarations]: Found implementation of procedure get_device [2019-10-13 19:03:35,026 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_fasync [2019-10-13 19:03:35,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-13 19:03:35,032 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2019-10-13 19:03:35,032 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2019-10-13 19:03:35,032 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_register [2019-10-13 19:03:35,033 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2019-10-13 19:03:35,033 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2019-10-13 19:03:35,033 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_killable [2019-10-13 19:03:35,033 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2019-10-13 19:03:35,033 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-13 19:03:35,033 INFO L138 BoogieDeclarations]: Found implementation of procedure noop_llseek [2019-10-13 19:03:35,033 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2019-10-13 19:03:35,033 INFO L138 BoogieDeclarations]: Found implementation of procedure put_device [2019-10-13 19:03:35,034 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2019-10-13 19:03:35,034 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_close [2019-10-13 19:03:35,034 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_open [2019-10-13 19:03:35,034 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_unregister_driver [2019-10-13 19:03:35,035 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-10-13 19:03:35,035 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-13 19:03:35,035 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-13 19:03:35,035 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-13 19:03:35,036 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-13 19:03:35,036 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 19:03:35,036 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-13 19:03:35,036 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2019-10-13 19:03:35,036 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2019-10-13 19:03:35,036 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2019-10-13 19:03:35,036 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-10-13 19:03:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-10-13 19:03:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 19:03:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-10-13 19:03:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2019-10-13 19:03:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 19:03:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2019-10-13 19:03:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2019-10-13 19:03:35,037 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2019-10-13 19:03:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-13 19:03:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-10-13 19:03:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2019-10-13 19:03:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2019-10-13 19:03:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 19:03:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub_and_test [2019-10-13 19:03:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2019-10-13 19:03:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2019-10-13 19:03:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_10 [2019-10-13 19:03:35,039 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-13 19:03:35,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_6 [2019-10-13 19:03:35,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_7 [2019-10-13 19:03:35,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_11 [2019-10-13 19:03:35,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_13 [2019-10-13 19:03:35,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_15 [2019-10-13 19:03:35,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_17 [2019-10-13 19:03:35,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_22 [2019-10-13 19:03:35,040 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 19:03:35,040 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-13 19:03:35,040 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 19:03:35,040 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-13 19:03:35,040 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-13 19:03:35,040 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-13 19:03:35,040 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-13 19:03:35,040 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 19:03:35,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-13 19:03:35,041 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-13 19:03:35,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-10-13 19:03:35,042 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-10-13 19:03:35,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-13 19:03:35,043 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-13 19:03:35,043 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-13 19:03:35,043 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-13 19:03:35,043 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-13 19:03:35,044 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2019-10-13 19:03:35,044 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_12 [2019-10-13 19:03:35,044 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_14 [2019-10-13 19:03:35,044 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_killable [2019-10-13 19:03:35,044 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_16 [2019-10-13 19:03:35,044 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2019-10-13 19:03:35,044 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_5 [2019-10-13 19:03:35,044 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_8 [2019-10-13 19:03:35,045 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_9 [2019-10-13 19:03:35,045 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_21 [2019-10-13 19:03:35,045 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_i_mutex_of_inode [2019-10-13 19:03:35,045 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_i_mutex_of_inode [2019-10-13 19:03:35,045 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2019-10-13 19:03:35,045 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2019-10-13 19:03:35,045 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2019-10-13 19:03:35,045 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2019-10-13 19:03:35,045 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2019-10-13 19:03:35,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_serio_raw_mutex [2019-10-13 19:03:35,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_serio_raw_mutex [2019-10-13 19:03:35,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_serio_raw_mutex [2019-10-13 19:03:35,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_serio_raw_mutex [2019-10-13 19:03:35,046 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2019-10-13 19:03:35,046 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2019-10-13 19:03:35,046 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2019-10-13 19:03:35,046 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2019-10-13 19:03:35,047 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2019-10-13 19:03:35,047 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2019-10-13 19:03:35,047 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2019-10-13 19:03:35,047 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2019-10-13 19:03:35,047 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2019-10-13 19:03:35,047 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-13 19:03:35,047 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-13 19:03:35,047 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-13 19:03:35,048 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-13 19:03:35,048 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serio_driver_1 [2019-10-13 19:03:35,048 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_2 [2019-10-13 19:03:35,048 INFO L130 BoogieDeclarations]: Found specification of procedure kref_init [2019-10-13 19:03:35,048 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2019-10-13 19:03:35,048 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 19:03:35,048 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2019-10-13 19:03:35,048 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-13 19:03:35,049 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2019-10-13 19:03:35,049 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2019-10-13 19:03:35,049 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 19:03:35,049 INFO L130 BoogieDeclarations]: Found specification of procedure fasync_helper [2019-10-13 19:03:35,049 INFO L130 BoogieDeclarations]: Found specification of procedure kill_fasync [2019-10-13 19:03:35,049 INFO L130 BoogieDeclarations]: Found specification of procedure noop_llseek [2019-10-13 19:03:35,049 INFO L130 BoogieDeclarations]: Found specification of procedure poll_wait [2019-10-13 19:03:35,049 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2019-10-13 19:03:35,050 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-13 19:03:35,050 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-13 19:03:35,050 INFO L130 BoogieDeclarations]: Found specification of procedure get_device [2019-10-13 19:03:35,050 INFO L130 BoogieDeclarations]: Found specification of procedure put_device [2019-10-13 19:03:35,051 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-13 19:03:35,055 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-10-13 19:03:35,055 INFO L130 BoogieDeclarations]: Found specification of procedure serio_open [2019-10-13 19:03:35,055 INFO L130 BoogieDeclarations]: Found specification of procedure serio_close [2019-10-13 19:03:35,055 INFO L130 BoogieDeclarations]: Found specification of procedure __serio_register_driver [2019-10-13 19:03:35,055 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___serio_register_driver_23 [2019-10-13 19:03:35,056 INFO L130 BoogieDeclarations]: Found specification of procedure serio_unregister_driver [2019-10-13 19:03:35,056 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serio_unregister_driver_24 [2019-10-13 19:03:35,057 INFO L130 BoogieDeclarations]: Found specification of procedure serio_write [2019-10-13 19:03:35,057 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2019-10-13 19:03:35,057 INFO L130 BoogieDeclarations]: Found specification of procedure serio_get_drvdata [2019-10-13 19:03:35,057 INFO L130 BoogieDeclarations]: Found specification of procedure serio_set_drvdata [2019-10-13 19:03:35,057 INFO L130 BoogieDeclarations]: Found specification of procedure serio_pause_rx [2019-10-13 19:03:35,057 INFO L130 BoogieDeclarations]: Found specification of procedure serio_continue_rx [2019-10-13 19:03:35,058 INFO L130 BoogieDeclarations]: Found specification of procedure misc_register [2019-10-13 19:03:35,058 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_misc_register_18 [2019-10-13 19:03:35,058 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_misc_register_19 [2019-10-13 19:03:35,058 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2019-10-13 19:03:35,058 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_misc_deregister_20 [2019-10-13 19:03:35,059 INFO L130 BoogieDeclarations]: Found specification of procedure serio_raw_fasync [2019-10-13 19:03:35,059 INFO L130 BoogieDeclarations]: Found specification of procedure serio_raw_locate [2019-10-13 19:03:35,059 INFO L130 BoogieDeclarations]: Found specification of procedure serio_raw_open [2019-10-13 19:03:35,059 INFO L130 BoogieDeclarations]: Found specification of procedure serio_raw_free [2019-10-13 19:03:35,059 INFO L130 BoogieDeclarations]: Found specification of procedure serio_raw_release [2019-10-13 19:03:35,059 INFO L130 BoogieDeclarations]: Found specification of procedure serio_raw_fetch_byte [2019-10-13 19:03:35,059 INFO L130 BoogieDeclarations]: Found specification of procedure serio_raw_read [2019-10-13 19:03:35,059 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 19:03:35,059 INFO L130 BoogieDeclarations]: Found specification of procedure serio_raw_write [2019-10-13 19:03:35,060 INFO L130 BoogieDeclarations]: Found specification of procedure serio_raw_poll [2019-10-13 19:03:35,060 INFO L130 BoogieDeclarations]: Found specification of procedure serio_raw_interrupt [2019-10-13 19:03:35,060 INFO L130 BoogieDeclarations]: Found specification of procedure serio_raw_connect [2019-10-13 19:03:35,060 INFO L130 BoogieDeclarations]: Found specification of procedure serio_raw_reconnect [2019-10-13 19:03:35,060 INFO L130 BoogieDeclarations]: Found specification of procedure serio_raw_hangup [2019-10-13 19:03:35,060 INFO L130 BoogieDeclarations]: Found specification of procedure serio_raw_disconnect [2019-10-13 19:03:35,061 INFO L130 BoogieDeclarations]: Found specification of procedure serio_raw_drv_init [2019-10-13 19:03:35,061 INFO L130 BoogieDeclarations]: Found specification of procedure serio_raw_drv_exit [2019-10-13 19:03:35,061 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-13 19:03:35,061 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-13 19:03:35,061 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 19:03:35,061 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-13 19:03:35,061 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-10-13 19:03:35,061 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-13 19:03:35,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-13 19:03:35,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-13 19:03:35,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-13 19:03:35,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2019-10-13 19:03:35,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2019-10-13 19:03:35,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_i_mutex_of_inode [2019-10-13 19:03:35,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-10-13 19:03:35,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_i_mutex_of_inode [2019-10-13 19:03:35,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_i_mutex_of_inode [2019-10-13 19:03:35,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_i_mutex_of_inode [2019-10-13 19:03:35,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2019-10-13 19:03:35,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_i_mutex_of_inode [2019-10-13 19:03:35,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2019-10-13 19:03:35,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2019-10-13 19:03:35,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2019-10-13 19:03:35,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-10-13 19:03:35,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2019-10-13 19:03:35,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_lock [2019-10-13 19:03:35,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_lock [2019-10-13 19:03:35,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_lock [2019-10-13 19:03:35,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_lock [2019-10-13 19:03:35,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-10-13 19:03:35,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2019-10-13 19:03:35,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-13 19:03:35,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2019-10-13 19:03:35,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_mutex_of_device [2019-10-13 19:03:35,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_mutex_of_device [2019-10-13 19:03:35,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2019-10-13 19:03:35,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_mutex_of_device [2019-10-13 19:03:35,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_serio_raw_mutex [2019-10-13 19:03:35,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_serio_raw_mutex [2019-10-13 19:03:35,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_serio_raw_mutex [2019-10-13 19:03:35,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_serio_raw_mutex [2019-10-13 19:03:35,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_serio_raw_mutex [2019-10-13 19:03:35,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_serio_raw_mutex [2019-10-13 19:03:35,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_serio_raw_mutex [2019-10-13 19:03:35,066 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-13 19:03:35,067 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-10-13 19:03:35,067 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 19:03:35,067 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 19:03:35,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 19:03:35,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-13 19:03:35,067 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 19:03:35,998 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-13 19:03:37,637 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 19:03:37,637 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-13 19:03:37,639 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:03:37 BoogieIcfgContainer [2019-10-13 19:03:37,639 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 19:03:37,641 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 19:03:37,641 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 19:03:37,644 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 19:03:37,644 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 07:03:32" (1/3) ... [2019-10-13 19:03:37,645 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@696546de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:03:37, skipping insertion in model container [2019-10-13 19:03:37,645 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:03:34" (2/3) ... [2019-10-13 19:03:37,646 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@696546de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:03:37, skipping insertion in model container [2019-10-13 19:03:37,646 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:03:37" (3/3) ... [2019-10-13 19:03:37,647 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--input--serio--serio_raw.ko-entry_point.cil.out.i [2019-10-13 19:03:37,657 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 19:03:37,666 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 19:03:37,677 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 19:03:37,713 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 19:03:37,714 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 19:03:37,714 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 19:03:37,714 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 19:03:37,714 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 19:03:37,714 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 19:03:37,714 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 19:03:37,714 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 19:03:37,764 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states. [2019-10-13 19:03:37,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2019-10-13 19:03:37,800 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 19:03:37,802 INFO L380 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 19:03:37,805 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 19:03:37,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 19:03:37,812 INFO L82 PathProgramCache]: Analyzing trace with hash -1729461888, now seen corresponding path program 1 times [2019-10-13 19:03:37,821 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 19:03:37,822 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1312159185] [2019-10-13 19:03:37,822 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:03:37,822 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:03:37,822 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 19:03:38,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:39,022 WARN L191 SmtUtils]: Spent 473.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2019-10-13 19:03:39,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:39,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:39,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:39,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:39,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:39,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:39,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:39,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:39,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:39,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:39,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:39,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:39,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:39,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:39,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:39,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:39,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:39,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:39,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:39,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:39,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:39,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:39,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:39,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:39,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:39,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:39,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:39,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:39,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:39,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:39,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:39,469 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 372 trivial. 0 not checked. [2019-10-13 19:03:39,470 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1312159185] [2019-10-13 19:03:39,471 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 19:03:39,471 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 19:03:39,471 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [671196763] [2019-10-13 19:03:39,477 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 19:03:39,477 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 19:03:39,489 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 19:03:39,490 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-10-13 19:03:39,492 INFO L87 Difference]: Start difference. First operand 954 states. Second operand 7 states. [2019-10-13 19:03:39,955 WARN L191 SmtUtils]: Spent 432.00 ms on a formula simplification that was a NOOP. DAG size: 262 [2019-10-13 19:03:40,686 WARN L191 SmtUtils]: Spent 501.00 ms on a formula simplification that was a NOOP. DAG size: 264 [2019-10-13 19:03:41,236 WARN L191 SmtUtils]: Spent 462.00 ms on a formula simplification that was a NOOP. DAG size: 255 [2019-10-13 19:03:52,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 19:03:52,604 INFO L93 Difference]: Finished difference Result 1991 states and 2527 transitions. [2019-10-13 19:03:52,605 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-10-13 19:03:52,607 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 178 [2019-10-13 19:03:52,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 19:03:52,636 INFO L225 Difference]: With dead ends: 1991 [2019-10-13 19:03:52,637 INFO L226 Difference]: Without dead ends: 1265 [2019-10-13 19:03:52,646 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2019-10-13 19:03:52,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1265 states. [2019-10-13 19:03:52,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1265 to 1066. [2019-10-13 19:03:52,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1066 states. [2019-10-13 19:03:52,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 1066 states and 1295 transitions. [2019-10-13 19:03:52,934 INFO L78 Accepts]: Start accepts. Automaton has 1066 states and 1295 transitions. Word has length 178 [2019-10-13 19:03:52,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 19:03:52,940 INFO L462 AbstractCegarLoop]: Abstraction has 1066 states and 1295 transitions. [2019-10-13 19:03:52,940 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 19:03:52,940 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 1295 transitions. [2019-10-13 19:03:52,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2019-10-13 19:03:52,947 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 19:03:52,947 INFO L380 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 19:03:52,947 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 19:03:52,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 19:03:52,948 INFO L82 PathProgramCache]: Analyzing trace with hash -1156488474, now seen corresponding path program 1 times [2019-10-13 19:03:52,948 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 19:03:52,948 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [589614739] [2019-10-13 19:03:52,948 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:03:52,949 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:03:52,949 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 19:03:53,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:53,716 WARN L191 SmtUtils]: Spent 482.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2019-10-13 19:03:53,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:53,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:53,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:53,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:53,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:53,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:53,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:53,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:53,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:53,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:53,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:53,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:53,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:53,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:53,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:53,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:53,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:53,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:53,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:53,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:53,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:53,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:53,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:53,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:53,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:53,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:53,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:53,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:53,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:53,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:53,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:53,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:54,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:03:54,078 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 372 trivial. 0 not checked. [2019-10-13 19:03:54,079 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [589614739] [2019-10-13 19:03:54,079 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 19:03:54,085 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-13 19:03:54,086 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [185061279] [2019-10-13 19:03:54,093 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-13 19:03:54,093 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 19:03:54,094 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-13 19:03:54,094 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-10-13 19:03:54,095 INFO L87 Difference]: Start difference. First operand 1066 states and 1295 transitions. Second operand 8 states. [2019-10-13 19:03:54,603 WARN L191 SmtUtils]: Spent 494.00 ms on a formula simplification that was a NOOP. DAG size: 262 [2019-10-13 19:03:56,155 WARN L191 SmtUtils]: Spent 504.00 ms on a formula simplification that was a NOOP. DAG size: 264 [2019-10-13 19:03:56,952 WARN L191 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 255