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 --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--video--fbdev--udlfb.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 00:57:33,969 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 00:57:33,972 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 00:57:33,986 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 00:57:33,987 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 00:57:33,989 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 00:57:33,991 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 00:57:34,001 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 00:57:34,003 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 00:57:34,007 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 00:57:34,008 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 00:57:34,010 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 00:57:34,010 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 00:57:34,012 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 00:57:34,015 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 00:57:34,017 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 00:57:34,019 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 00:57:34,022 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 00:57:34,024 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 00:57:34,025 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 00:57:34,027 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 00:57:34,028 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 00:57:34,029 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 00:57:34,029 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 00:57:34,033 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 00:57:34,034 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 00:57:34,034 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 00:57:34,035 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 00:57:34,035 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 00:57:34,036 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 00:57:34,036 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 00:57:34,037 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 00:57:34,038 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 00:57:34,038 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 00:57:34,040 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 00:57:34,040 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 00:57:34,041 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 00:57:34,041 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 00:57:34,041 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 00:57:34,042 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 00:57:34,044 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 00:57:34,045 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 [2019-10-15 00:57:34,074 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 00:57:34,075 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 00:57:34,076 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 00:57:34,076 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 00:57:34,076 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 00:57:34,077 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 00:57:34,077 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 00:57:34,077 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 00:57:34,077 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 00:57:34,077 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 00:57:34,078 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 00:57:34,078 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 00:57:34,078 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 00:57:34,078 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 00:57:34,078 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 00:57:34,079 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 00:57:34,079 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 00:57:34,079 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 00:57:34,079 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 00:57:34,080 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 00:57:34,080 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 00:57:34,080 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 00:57:34,080 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 00:57:34,080 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 00:57:34,081 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 00:57:34,081 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 00:57:34,081 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 00:57:34,081 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 00:57:34,081 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-10-15 00:57:34,359 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 00:57:34,373 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 00:57:34,377 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 00:57:34,379 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 00:57:34,379 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 00:57:34,380 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--video--fbdev--udlfb.ko-entry_point.cil.out.i [2019-10-15 00:57:34,452 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f71ea6deb/ffcb5a5f4a0a4c1081a20b6b27edfa93/FLAGea71d3010 [2019-10-15 00:57:35,274 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 00:57:35,275 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--video--fbdev--udlfb.ko-entry_point.cil.out.i [2019-10-15 00:57:35,313 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f71ea6deb/ffcb5a5f4a0a4c1081a20b6b27edfa93/FLAGea71d3010 [2019-10-15 00:57:35,796 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f71ea6deb/ffcb5a5f4a0a4c1081a20b6b27edfa93 [2019-10-15 00:57:35,807 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 00:57:35,809 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 00:57:35,810 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 00:57:35,810 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 00:57:35,814 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 00:57:35,815 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 12:57:35" (1/1) ... [2019-10-15 00:57:35,818 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d55f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:57:35, skipping insertion in model container [2019-10-15 00:57:35,819 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 12:57:35" (1/1) ... [2019-10-15 00:57:35,828 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 00:57:36,016 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 00:57:38,907 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 00:57:38,964 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 00:57:39,375 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 00:57:39,980 INFO L192 MainTranslator]: Completed translation [2019-10-15 00:57:39,981 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:57:39 WrapperNode [2019-10-15 00:57:39,981 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 00:57:39,982 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 00:57:39,982 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 00:57:39,982 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 00:57:39,998 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:57:39" (1/1) ... [2019-10-15 00:57:39,998 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:57:39" (1/1) ... [2019-10-15 00:57:40,105 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:57:39" (1/1) ... [2019-10-15 00:57:40,106 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:57:39" (1/1) ... [2019-10-15 00:57:40,279 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:57:39" (1/1) ... [2019-10-15 00:57:40,323 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:57:39" (1/1) ... [2019-10-15 00:57:40,366 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:57:39" (1/1) ... [2019-10-15 00:57:40,416 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 00:57:40,417 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 00:57:40,417 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 00:57:40,417 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 00:57:40,418 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:57:39" (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 [2019-10-15 00:57:40,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 00:57:40,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 00:57:40,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-15 00:57:40,514 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2019-10-15 00:57:40,515 INFO L138 BoogieDeclarations]: Found implementation of procedure __swab16p [2019-10-15 00:57:40,516 INFO L138 BoogieDeclarations]: Found implementation of procedure __cpu_to_be16p [2019-10-15 00:57:40,517 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-10-15 00:57:40,518 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2019-10-15 00:57:40,520 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2019-10-15 00:57:40,520 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2019-10-15 00:57:40,521 INFO L138 BoogieDeclarations]: Found implementation of procedure paravirt_read_tsc [2019-10-15 00:57:40,521 INFO L138 BoogieDeclarations]: Found implementation of procedure prefetchw [2019-10-15 00:57:40,521 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2019-10-15 00:57:40,523 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2019-10-15 00:57:40,523 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add [2019-10-15 00:57:40,523 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub_and_test [2019-10-15 00:57:40,526 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2019-10-15 00:57:40,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-15 00:57:40,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-15 00:57:40,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-10-15 00:57:40,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-10-15 00:57:40,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-15 00:57:40,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-15 00:57:40,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-15 00:57:40,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-15 00:57:40,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-15 00:57:40,528 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-15 00:57:40,528 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-15 00:57:40,528 INFO L138 BoogieDeclarations]: Found implementation of procedure get_cycles [2019-10-15 00:57:40,528 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2019-10-15 00:57:40,528 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2019-10-15 00:57:40,529 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-15 00:57:40,529 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-15 00:57:40,529 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_init [2019-10-15 00:57:40,529 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2019-10-15 00:57:40,529 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2019-10-15 00:57:40,529 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2019-10-15 00:57:40,529 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2019-10-15 00:57:40,530 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2019-10-15 00:57:40,530 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-15 00:57:40,530 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-15 00:57:40,530 INFO L138 BoogieDeclarations]: Found implementation of procedure sema_init [2019-10-15 00:57:40,530 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2019-10-15 00:57:40,531 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2019-10-15 00:57:40,531 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2019-10-15 00:57:40,531 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2019-10-15 00:57:40,531 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2019-10-15 00:57:40,532 INFO L138 BoogieDeclarations]: Found implementation of procedure prefetch_range [2019-10-15 00:57:40,532 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_set_register [2019-10-15 00:57:40,533 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_vidreg_lock [2019-10-15 00:57:40,533 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_vidreg_unlock [2019-10-15 00:57:40,533 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_blanking [2019-10-15 00:57:40,533 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_set_color_depth [2019-10-15 00:57:40,533 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_set_base16bpp [2019-10-15 00:57:40,534 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_set_base8bpp [2019-10-15 00:57:40,534 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_set_register_16 [2019-10-15 00:57:40,534 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_set_register_16be [2019-10-15 00:57:40,534 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_lfsr16 [2019-10-15 00:57:40,534 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_set_register_lfsr16 [2019-10-15 00:57:40,535 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_set_vid_cmds [2019-10-15 00:57:40,535 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_set_video_mode [2019-10-15 00:57:40,535 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_mmap [2019-10-15 00:57:40,535 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_trim_hline [2019-10-15 00:57:40,536 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_compress_hline [2019-10-15 00:57:40,536 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_render_hline [2019-10-15 00:57:40,536 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_handle_damage [2019-10-15 00:57:40,536 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_write [2019-10-15 00:57:40,537 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_copyarea [2019-10-15 00:57:40,537 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_imageblit [2019-10-15 00:57:40,537 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_fillrect [2019-10-15 00:57:40,537 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_dpy_deferred_io [2019-10-15 00:57:40,537 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_get_edid [2019-10-15 00:57:40,538 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_ioctl [2019-10-15 00:57:40,539 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_setcolreg [2019-10-15 00:57:40,539 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_open [2019-10-15 00:57:40,539 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_free [2019-10-15 00:57:40,540 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_release_urb_work [2019-10-15 00:57:40,540 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_free_framebuffer [2019-10-15 00:57:40,540 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_free_framebuffer_work [2019-10-15 00:57:40,541 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_release [2019-10-15 00:57:40,541 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_is_valid_mode [2019-10-15 00:57:40,541 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_var_color_format [2019-10-15 00:57:40,542 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_check_var [2019-10-15 00:57:40,542 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_set_par [2019-10-15 00:57:40,542 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_dummy_render [2019-10-15 00:57:40,543 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_blank [2019-10-15 00:57:40,543 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_realloc_framebuffer [2019-10-15 00:57:40,543 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_setup_modes [2019-10-15 00:57:40,544 INFO L138 BoogieDeclarations]: Found implementation of procedure metrics_bytes_rendered_show [2019-10-15 00:57:40,544 INFO L138 BoogieDeclarations]: Found implementation of procedure metrics_bytes_identical_show [2019-10-15 00:57:40,544 INFO L138 BoogieDeclarations]: Found implementation of procedure metrics_bytes_sent_show [2019-10-15 00:57:40,544 INFO L138 BoogieDeclarations]: Found implementation of procedure metrics_cpu_kcycles_used_show [2019-10-15 00:57:40,544 INFO L138 BoogieDeclarations]: Found implementation of procedure edid_show [2019-10-15 00:57:40,544 INFO L138 BoogieDeclarations]: Found implementation of procedure edid_store [2019-10-15 00:57:40,544 INFO L138 BoogieDeclarations]: Found implementation of procedure metrics_reset_store [2019-10-15 00:57:40,545 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_select_std_channel [2019-10-15 00:57:40,545 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_parse_vendor_descriptor [2019-10-15 00:57:40,545 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_usb_probe [2019-10-15 00:57:40,545 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_init_framebuffer_work [2019-10-15 00:57:40,545 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_usb_disconnect [2019-10-15 00:57:40,545 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_driver_init [2019-10-15 00:57:40,545 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_driver_exit [2019-10-15 00:57:40,545 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_urb_completion [2019-10-15 00:57:40,546 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_free_urb_list [2019-10-15 00:57:40,546 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_alloc_urb_list [2019-10-15 00:57:40,546 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_get_urb [2019-10-15 00:57:40,546 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_submit_urb [2019-10-15 00:57:40,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_bin_attribute_5 [2019-10-15 00:57:40,547 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_3 [2019-10-15 00:57:40,547 INFO L138 BoogieDeclarations]: Found implementation of procedure work_init_3 [2019-10-15 00:57:40,547 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2019-10-15 00:57:40,547 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_3 [2019-10-15 00:57:40,548 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_2 [2019-10-15 00:57:40,548 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_1 [2019-10-15 00:57:40,548 INFO L138 BoogieDeclarations]: Found implementation of procedure invoke_work_3 [2019-10-15 00:57:40,549 INFO L138 BoogieDeclarations]: Found implementation of procedure work_init_2 [2019-10-15 00:57:40,549 INFO L138 BoogieDeclarations]: Found implementation of procedure work_init_1 [2019-10-15 00:57:40,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_4 [2019-10-15 00:57:40,549 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_2 [2019-10-15 00:57:40,549 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2019-10-15 00:57:40,550 INFO L138 BoogieDeclarations]: Found implementation of procedure invoke_work_1 [2019-10-15 00:57:40,550 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_2 [2019-10-15 00:57:40,550 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_3 [2019-10-15 00:57:40,551 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_3 [2019-10-15 00:57:40,552 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2019-10-15 00:57:40,552 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_2 [2019-10-15 00:57:40,552 INFO L138 BoogieDeclarations]: Found implementation of procedure invoke_work_2 [2019-10-15 00:57:40,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_fb_ops_6 [2019-10-15 00:57:40,552 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 00:57:40,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_5 [2019-10-15 00:57:40,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_6 [2019-10-15 00:57:40,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_7 [2019-10-15 00:57:40,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_8 [2019-10-15 00:57:40,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_9 [2019-10-15 00:57:40,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_10 [2019-10-15 00:57:40,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_11 [2019-10-15 00:57:40,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_12 [2019-10-15 00:57:40,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_13 [2019-10-15 00:57:40,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_14 [2019-10-15 00:57:40,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_15 [2019-10-15 00:57:40,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_16 [2019-10-15 00:57:40,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_17 [2019-10-15 00:57:40,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_18 [2019-10-15 00:57:40,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_19 [2019-10-15 00:57:40,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_20 [2019-10-15 00:57:40,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_21 [2019-10-15 00:57:40,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_22 [2019-10-15 00:57:40,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_23 [2019-10-15 00:57:40,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-15 00:57:40,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-10-15 00:57:40,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-15 00:57:40,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-15 00:57:40,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-15 00:57:40,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-15 00:57:40,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2019-10-15 00:57:40,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2019-10-15 00:57:40,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_i_mutex_of_inode [2019-10-15 00:57:40,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_i_mutex_of_inode [2019-10-15 00:57:40,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-10-15 00:57:40,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_i_mutex_of_inode [2019-10-15 00:57:40,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_i_mutex_of_inode [2019-10-15 00:57:40,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_i_mutex_of_inode [2019-10-15 00:57:40,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_i_mutex_of_inode [2019-10-15 00:57:40,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2019-10-15 00:57:40,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_i_mutex_of_inode [2019-10-15 00:57:40,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2019-10-15 00:57:40,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2019-10-15 00:57:40,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2019-10-15 00:57:40,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2019-10-15 00:57:40,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-10-15 00:57:40,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2019-10-15 00:57:40,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2019-10-15 00:57:40,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_lock [2019-10-15 00:57:40,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_lock [2019-10-15 00:57:40,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_lock [2019-10-15 00:57:40,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_lock [2019-10-15 00:57:40,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock_of_fb_info [2019-10-15 00:57:40,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock_of_fb_info [2019-10-15 00:57:40,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_fb_info [2019-10-15 00:57:40,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock_of_fb_info [2019-10-15 00:57:40,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock_of_fb_info [2019-10-15 00:57:40,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock_of_fb_info [2019-10-15 00:57:40,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_fb_info [2019-10-15 00:57:40,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_lock_of_fb_info [2019-10-15 00:57:40,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_lock_of_fb_info [2019-10-15 00:57:40,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_lock_of_fb_info [2019-10-15 00:57:40,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_lock_of_fb_info [2019-10-15 00:57:40,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-10-15 00:57:40,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2019-10-15 00:57:40,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2019-10-15 00:57:40,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2019-10-15 00:57:40,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-15 00:57:40,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2019-10-15 00:57:40,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2019-10-15 00:57:40,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_mutex_of_device [2019-10-15 00:57:40,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_mutex_of_device [2019-10-15 00:57:40,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2019-10-15 00:57:40,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_mutex_of_device [2019-10-15 00:57:40,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_update_lock_of_backlight_device [2019-10-15 00:57:40,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_update_lock_of_backlight_device [2019-10-15 00:57:40,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_update_lock_of_backlight_device [2019-10-15 00:57:40,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_update_lock_of_backlight_device [2019-10-15 00:57:40,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_update_lock_of_backlight_device [2019-10-15 00:57:40,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_update_lock_of_backlight_device [2019-10-15 00:57:40,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_update_lock_of_backlight_device [2019-10-15 00:57:40,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_update_lock_of_backlight_device [2019-10-15 00:57:40,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_update_lock_of_backlight_device [2019-10-15 00:57:40,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_update_lock_of_backlight_device [2019-10-15 00:57:40,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_update_lock_of_backlight_device [2019-10-15 00:57:40,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-15 00:57:40,576 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user_overflow [2019-10-15 00:57:40,576 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2019-10-15 00:57:40,576 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2019-10-15 00:57:40,577 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-15 00:57:40,577 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-10-15 00:57:40,577 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2019-10-15 00:57:40,577 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2019-10-15 00:57:40,577 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-15 00:57:40,577 INFO L138 BoogieDeclarations]: Found implementation of procedure __usb_get_extra_descriptor [2019-10-15 00:57:40,577 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2019-10-15 00:57:40,577 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2019-10-15 00:57:40,578 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2019-10-15 00:57:40,578 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-15 00:57:40,578 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-15 00:57:40,578 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_bin_file [2019-10-15 00:57:40,578 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2019-10-15 00:57:40,578 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_bin_file [2019-10-15 00:57:40,578 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2019-10-15 00:57:40,578 INFO L138 BoogieDeclarations]: Found implementation of procedure down_interruptible [2019-10-15 00:57:40,579 INFO L138 BoogieDeclarations]: Found implementation of procedure down_timeout [2019-10-15 00:57:40,579 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_add_videomode [2019-10-15 00:57:40,579 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_alloc_cmap [2019-10-15 00:57:40,579 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_dealloc_cmap [2019-10-15 00:57:40,579 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_deferred_io_cleanup [2019-10-15 00:57:40,579 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_deferred_io_init [2019-10-15 00:57:40,579 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_destroy_modedb [2019-10-15 00:57:40,579 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_destroy_modelist [2019-10-15 00:57:40,580 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_edid_to_monspecs [2019-10-15 00:57:40,580 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_find_best_display [2019-10-15 00:57:40,580 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_find_nearest_mode [2019-10-15 00:57:40,580 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_sys_read [2019-10-15 00:57:40,580 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_sys_write [2019-10-15 00:57:40,580 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_var_to_videomode [2019-10-15 00:57:40,580 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_videomode_to_var [2019-10-15 00:57:40,580 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2019-10-15 00:57:40,581 INFO L138 BoogieDeclarations]: Found implementation of procedure framebuffer_alloc [2019-10-15 00:57:40,581 INFO L138 BoogieDeclarations]: Found implementation of procedure framebuffer_release [2019-10-15 00:57:40,581 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2019-10-15 00:57:40,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-15 00:57:40,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_5 [2019-10-15 00:57:40,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_6 [2019-10-15 00:57:40,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_5 [2019-10-15 00:57:40,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_6 [2019-10-15 00:57:40,582 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2019-10-15 00:57:40,582 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2019-10-15 00:57:40,582 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2019-10-15 00:57:40,582 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-15 00:57:40,582 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-15 00:57:40,582 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2019-10-15 00:57:40,582 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2019-10-15 00:57:40,582 INFO L138 BoogieDeclarations]: Found implementation of procedure register_framebuffer [2019-10-15 00:57:40,582 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_pfn_range [2019-10-15 00:57:40,583 INFO L138 BoogieDeclarations]: Found implementation of procedure sys_copyarea [2019-10-15 00:57:40,584 INFO L138 BoogieDeclarations]: Found implementation of procedure sys_fillrect [2019-10-15 00:57:40,588 INFO L138 BoogieDeclarations]: Found implementation of procedure sys_imageblit [2019-10-15 00:57:40,588 INFO L138 BoogieDeclarations]: Found implementation of procedure unlink_framebuffer [2019-10-15 00:57:40,588 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_framebuffer [2019-10-15 00:57:40,588 INFO L138 BoogieDeclarations]: Found implementation of procedure up [2019-10-15 00:57:40,588 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2019-10-15 00:57:40,588 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2019-10-15 00:57:40,589 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2019-10-15 00:57:40,589 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-10-15 00:57:40,591 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2019-10-15 00:57:40,591 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2019-10-15 00:57:40,591 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_descriptor [2019-10-15 00:57:40,592 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-10-15 00:57:40,592 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2019-10-15 00:57:40,592 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2019-10-15 00:57:40,592 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc [2019-10-15 00:57:40,592 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc_to_pfn [2019-10-15 00:57:40,592 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2019-10-15 00:57:40,592 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-10-15 00:57:40,592 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-15 00:57:40,592 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-15 00:57:40,593 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-15 00:57:40,593 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-15 00:57:40,593 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-15 00:57:40,593 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 00:57:40,593 INFO L130 BoogieDeclarations]: Found specification of procedure __builtin_prefetch [2019-10-15 00:57:40,593 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-15 00:57:40,593 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2019-10-15 00:57:40,594 INFO L130 BoogieDeclarations]: Found specification of procedure __swab16p [2019-10-15 00:57:40,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 00:57:40,594 INFO L130 BoogieDeclarations]: Found specification of procedure __cpu_to_be16p [2019-10-15 00:57:40,594 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-15 00:57:40,594 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2019-10-15 00:57:40,594 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-10-15 00:57:40,594 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-10-15 00:57:40,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 00:57:40,594 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-10-15 00:57:40,595 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2019-10-15 00:57:40,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 00:57:40,595 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2019-10-15 00:57:40,595 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2019-10-15 00:57:40,595 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2019-10-15 00:57:40,595 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-15 00:57:40,595 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-15 00:57:40,595 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2019-10-15 00:57:40,596 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-10-15 00:57:40,596 INFO L130 BoogieDeclarations]: Found specification of procedure paravirt_read_tsc [2019-10-15 00:57:40,596 INFO L130 BoogieDeclarations]: Found specification of procedure prefetchw [2019-10-15 00:57:40,596 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2019-10-15 00:57:40,596 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2019-10-15 00:57:40,596 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2019-10-15 00:57:40,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 00:57:40,596 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add [2019-10-15 00:57:40,596 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub_and_test [2019-10-15 00:57:40,597 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2019-10-15 00:57:40,597 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2019-10-15 00:57:40,597 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2019-10-15 00:57:40,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_13 [2019-10-15 00:57:40,597 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-15 00:57:40,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_11 [2019-10-15 00:57:40,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_14 [2019-10-15 00:57:40,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_15 [2019-10-15 00:57:40,598 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_18 [2019-10-15 00:57:40,598 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_19 [2019-10-15 00:57:40,598 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_21 [2019-10-15 00:57:40,598 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 00:57:40,598 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-15 00:57:40,598 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 00:57:40,598 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-15 00:57:40,598 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-15 00:57:40,598 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-15 00:57:40,598 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-15 00:57:40,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 00:57:40,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-15 00:57:40,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-15 00:57:40,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-10-15 00:57:40,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-10-15 00:57:40,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-15 00:57:40,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-15 00:57:40,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-15 00:57:40,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-15 00:57:40,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-15 00:57:40,600 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2019-10-15 00:57:40,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_10 [2019-10-15 00:57:40,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_12 [2019-10-15 00:57:40,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_16 [2019-10-15 00:57:40,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_17 [2019-10-15 00:57:40,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_20 [2019-10-15 00:57:40,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_i_mutex_of_inode [2019-10-15 00:57:40,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_i_mutex_of_inode [2019-10-15 00:57:40,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2019-10-15 00:57:40,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2019-10-15 00:57:40,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_fb_info [2019-10-15 00:57:40,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_fb_info [2019-10-15 00:57:40,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2019-10-15 00:57:40,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2019-10-15 00:57:40,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2019-10-15 00:57:40,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_update_lock_of_backlight_device [2019-10-15 00:57:40,602 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_update_lock_of_backlight_device [2019-10-15 00:57:40,602 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-15 00:57:40,602 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2019-10-15 00:57:40,602 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-15 00:57:40,602 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-15 00:57:40,602 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-15 00:57:40,602 INFO L130 BoogieDeclarations]: Found specification of procedure get_cycles [2019-10-15 00:57:40,602 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2019-10-15 00:57:40,602 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2019-10-15 00:57:40,603 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2019-10-15 00:57:40,603 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2019-10-15 00:57:40,603 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_5 [2019-10-15 00:57:40,603 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_7 [2019-10-15 00:57:40,603 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2019-10-15 00:57:40,603 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_6 [2019-10-15 00:57:40,603 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_9 [2019-10-15 00:57:40,603 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2019-10-15 00:57:40,603 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_8 [2019-10-15 00:57:40,604 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2019-10-15 00:57:40,604 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2019-10-15 00:57:40,604 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-15 00:57:40,604 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-15 00:57:40,604 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-15 00:57:40,604 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-15 00:57:40,605 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_bin_attribute_5 [2019-10-15 00:57:40,605 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_3 [2019-10-15 00:57:40,605 INFO L130 BoogieDeclarations]: Found specification of procedure work_init_3 [2019-10-15 00:57:40,605 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2019-10-15 00:57:40,605 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_3 [2019-10-15 00:57:40,605 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_2 [2019-10-15 00:57:40,605 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_1 [2019-10-15 00:57:40,605 INFO L130 BoogieDeclarations]: Found specification of procedure invoke_work_3 [2019-10-15 00:57:40,605 INFO L130 BoogieDeclarations]: Found specification of procedure work_init_2 [2019-10-15 00:57:40,606 INFO L130 BoogieDeclarations]: Found specification of procedure work_init_1 [2019-10-15 00:57:40,607 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_4 [2019-10-15 00:57:40,607 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_2 [2019-10-15 00:57:40,607 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2019-10-15 00:57:40,607 INFO L130 BoogieDeclarations]: Found specification of procedure invoke_work_1 [2019-10-15 00:57:40,608 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_2 [2019-10-15 00:57:40,608 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_3 [2019-10-15 00:57:40,608 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_3 [2019-10-15 00:57:40,608 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2019-10-15 00:57:40,608 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_2 [2019-10-15 00:57:40,609 INFO L130 BoogieDeclarations]: Found specification of procedure invoke_work_2 [2019-10-15 00:57:40,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_fb_ops_6 [2019-10-15 00:57:40,609 INFO L130 BoogieDeclarations]: Found specification of procedure kref_init [2019-10-15 00:57:40,609 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2019-10-15 00:57:40,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 00:57:40,609 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2019-10-15 00:57:40,609 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-15 00:57:40,609 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2019-10-15 00:57:40,609 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2019-10-15 00:57:40,610 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2019-10-15 00:57:40,610 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2019-10-15 00:57:40,610 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2019-10-15 00:57:40,610 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2019-10-15 00:57:40,610 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2019-10-15 00:57:40,610 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2019-10-15 00:57:40,610 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2019-10-15 00:57:40,610 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_bin_file [2019-10-15 00:57:40,611 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_bin_file [2019-10-15 00:57:40,611 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-15 00:57:40,611 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-15 00:57:40,611 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-15 00:57:40,611 INFO L130 BoogieDeclarations]: Found specification of procedure sema_init [2019-10-15 00:57:40,611 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 00:57:40,611 INFO L130 BoogieDeclarations]: Found specification of procedure down_interruptible [2019-10-15 00:57:40,611 INFO L130 BoogieDeclarations]: Found specification of procedure down_timeout [2019-10-15 00:57:40,611 INFO L130 BoogieDeclarations]: Found specification of procedure up [2019-10-15 00:57:40,612 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2019-10-15 00:57:40,612 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2019-10-15 00:57:40,612 INFO L130 BoogieDeclarations]: Found specification of procedure __usb_get_extra_descriptor [2019-10-15 00:57:40,612 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2019-10-15 00:57:40,612 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-10-15 00:57:40,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_22 [2019-10-15 00:57:40,612 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-10-15 00:57:40,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_23 [2019-10-15 00:57:40,613 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2019-10-15 00:57:40,613 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2019-10-15 00:57:40,613 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2019-10-15 00:57:40,613 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2019-10-15 00:57:40,613 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2019-10-15 00:57:40,613 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2019-10-15 00:57:40,613 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2019-10-15 00:57:40,614 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_descriptor [2019-10-15 00:57:40,614 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2019-10-15 00:57:40,614 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc_to_pfn [2019-10-15 00:57:40,614 INFO L130 BoogieDeclarations]: Found specification of procedure remap_pfn_range [2019-10-15 00:57:40,614 INFO L130 BoogieDeclarations]: Found specification of procedure sys_fillrect [2019-10-15 00:57:40,614 INFO L130 BoogieDeclarations]: Found specification of procedure sys_copyarea [2019-10-15 00:57:40,614 INFO L130 BoogieDeclarations]: Found specification of procedure sys_imageblit [2019-10-15 00:57:40,614 INFO L130 BoogieDeclarations]: Found specification of procedure fb_sys_read [2019-10-15 00:57:40,615 INFO L130 BoogieDeclarations]: Found specification of procedure fb_sys_write [2019-10-15 00:57:40,615 INFO L130 BoogieDeclarations]: Found specification of procedure register_framebuffer [2019-10-15 00:57:40,615 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_framebuffer [2019-10-15 00:57:40,615 INFO L130 BoogieDeclarations]: Found specification of procedure unlink_framebuffer [2019-10-15 00:57:40,615 INFO L130 BoogieDeclarations]: Found specification of procedure fb_deferred_io_init [2019-10-15 00:57:40,615 INFO L130 BoogieDeclarations]: Found specification of procedure fb_deferred_io_cleanup [2019-10-15 00:57:40,615 INFO L130 BoogieDeclarations]: Found specification of procedure framebuffer_alloc [2019-10-15 00:57:40,615 INFO L130 BoogieDeclarations]: Found specification of procedure framebuffer_release [2019-10-15 00:57:40,615 INFO L130 BoogieDeclarations]: Found specification of procedure fb_edid_to_monspecs [2019-10-15 00:57:40,616 INFO L130 BoogieDeclarations]: Found specification of procedure fb_destroy_modedb [2019-10-15 00:57:40,616 INFO L130 BoogieDeclarations]: Found specification of procedure fb_var_to_videomode [2019-10-15 00:57:40,616 INFO L130 BoogieDeclarations]: Found specification of procedure fb_videomode_to_var [2019-10-15 00:57:40,616 INFO L130 BoogieDeclarations]: Found specification of procedure fb_add_videomode [2019-10-15 00:57:40,616 INFO L130 BoogieDeclarations]: Found specification of procedure fb_find_nearest_mode [2019-10-15 00:57:40,616 INFO L130 BoogieDeclarations]: Found specification of procedure fb_destroy_modelist [2019-10-15 00:57:40,616 INFO L130 BoogieDeclarations]: Found specification of procedure fb_find_best_display [2019-10-15 00:57:40,616 INFO L130 BoogieDeclarations]: Found specification of procedure fb_alloc_cmap [2019-10-15 00:57:40,617 INFO L130 BoogieDeclarations]: Found specification of procedure fb_dealloc_cmap [2019-10-15 00:57:40,617 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc [2019-10-15 00:57:40,617 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2019-10-15 00:57:40,617 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2019-10-15 00:57:40,617 INFO L130 BoogieDeclarations]: Found specification of procedure prefetch_range [2019-10-15 00:57:40,617 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_urb_completion [2019-10-15 00:57:40,617 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_get_urb [2019-10-15 00:57:40,617 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_submit_urb [2019-10-15 00:57:40,617 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_alloc_urb_list [2019-10-15 00:57:40,618 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_free_urb_list [2019-10-15 00:57:40,618 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_set_register [2019-10-15 00:57:40,618 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_vidreg_lock [2019-10-15 00:57:40,618 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_vidreg_unlock [2019-10-15 00:57:40,618 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_blanking [2019-10-15 00:57:40,618 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_set_color_depth [2019-10-15 00:57:40,618 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_set_base16bpp [2019-10-15 00:57:40,618 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_set_base8bpp [2019-10-15 00:57:40,618 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_set_register_16 [2019-10-15 00:57:40,619 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_set_register_16be [2019-10-15 00:57:40,619 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_lfsr16 [2019-10-15 00:57:40,619 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_set_register_lfsr16 [2019-10-15 00:57:40,619 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_set_vid_cmds [2019-10-15 00:57:40,619 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_set_video_mode [2019-10-15 00:57:40,619 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_mmap [2019-10-15 00:57:40,619 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_trim_hline [2019-10-15 00:57:40,619 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_compress_hline [2019-10-15 00:57:40,620 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_render_hline [2019-10-15 00:57:40,620 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-15 00:57:40,620 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_handle_damage [2019-10-15 00:57:40,620 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_write [2019-10-15 00:57:40,620 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_copyarea [2019-10-15 00:57:40,620 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_imageblit [2019-10-15 00:57:40,620 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_fillrect [2019-10-15 00:57:40,620 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_dpy_deferred_io [2019-10-15 00:57:40,620 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_get_edid [2019-10-15 00:57:40,621 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_ioctl [2019-10-15 00:57:40,621 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_setcolreg [2019-10-15 00:57:40,621 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_open [2019-10-15 00:57:40,621 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_free [2019-10-15 00:57:40,621 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_release_urb_work [2019-10-15 00:57:40,621 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_free_framebuffer [2019-10-15 00:57:40,621 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_free_framebuffer_work [2019-10-15 00:57:40,621 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_release [2019-10-15 00:57:40,621 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_is_valid_mode [2019-10-15 00:57:40,622 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_var_color_format [2019-10-15 00:57:40,622 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_check_var [2019-10-15 00:57:40,622 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_set_par [2019-10-15 00:57:40,622 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_dummy_render [2019-10-15 00:57:40,622 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_blank [2019-10-15 00:57:40,622 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_realloc_framebuffer [2019-10-15 00:57:40,622 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_setup_modes [2019-10-15 00:57:40,622 INFO L130 BoogieDeclarations]: Found specification of procedure metrics_bytes_rendered_show [2019-10-15 00:57:40,623 INFO L130 BoogieDeclarations]: Found specification of procedure metrics_bytes_identical_show [2019-10-15 00:57:40,623 INFO L130 BoogieDeclarations]: Found specification of procedure metrics_bytes_sent_show [2019-10-15 00:57:40,623 INFO L130 BoogieDeclarations]: Found specification of procedure metrics_cpu_kcycles_used_show [2019-10-15 00:57:40,623 INFO L130 BoogieDeclarations]: Found specification of procedure edid_show [2019-10-15 00:57:40,623 INFO L130 BoogieDeclarations]: Found specification of procedure edid_store [2019-10-15 00:57:40,623 INFO L130 BoogieDeclarations]: Found specification of procedure metrics_reset_store [2019-10-15 00:57:40,626 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_select_std_channel [2019-10-15 00:57:40,627 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_parse_vendor_descriptor [2019-10-15 00:57:40,627 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_init_framebuffer_work [2019-10-15 00:57:40,627 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_usb_probe [2019-10-15 00:57:40,627 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_usb_disconnect [2019-10-15 00:57:40,627 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_driver_init [2019-10-15 00:57:40,627 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_driver_exit [2019-10-15 00:57:40,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_6 [2019-10-15 00:57:40,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_5 [2019-10-15 00:57:40,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_5 [2019-10-15 00:57:40,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-15 00:57:40,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-15 00:57:40,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_6 [2019-10-15 00:57:40,628 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 00:57:40,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-15 00:57:40,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-10-15 00:57:40,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-15 00:57:40,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-15 00:57:40,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-15 00:57:40,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-15 00:57:40,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2019-10-15 00:57:40,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2019-10-15 00:57:40,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_i_mutex_of_inode [2019-10-15 00:57:40,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-10-15 00:57:40,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_i_mutex_of_inode [2019-10-15 00:57:40,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_i_mutex_of_inode [2019-10-15 00:57:40,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_i_mutex_of_inode [2019-10-15 00:57:40,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2019-10-15 00:57:40,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_i_mutex_of_inode [2019-10-15 00:57:40,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2019-10-15 00:57:40,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2019-10-15 00:57:40,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2019-10-15 00:57:40,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-10-15 00:57:40,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2019-10-15 00:57:40,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_lock [2019-10-15 00:57:40,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_lock [2019-10-15 00:57:40,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_lock [2019-10-15 00:57:40,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_lock [2019-10-15 00:57:40,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock_of_fb_info [2019-10-15 00:57:40,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock_of_fb_info [2019-10-15 00:57:40,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock_of_fb_info [2019-10-15 00:57:40,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock_of_fb_info [2019-10-15 00:57:40,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock_of_fb_info [2019-10-15 00:57:40,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_lock_of_fb_info [2019-10-15 00:57:40,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_lock_of_fb_info [2019-10-15 00:57:40,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_lock_of_fb_info [2019-10-15 00:57:40,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_lock_of_fb_info [2019-10-15 00:57:40,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-10-15 00:57:40,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2019-10-15 00:57:40,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-15 00:57:40,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2019-10-15 00:57:40,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_mutex_of_device [2019-10-15 00:57:40,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_mutex_of_device [2019-10-15 00:57:40,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2019-10-15 00:57:40,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_mutex_of_device [2019-10-15 00:57:40,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_update_lock_of_backlight_device [2019-10-15 00:57:40,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_update_lock_of_backlight_device [2019-10-15 00:57:40,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_update_lock_of_backlight_device [2019-10-15 00:57:40,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_update_lock_of_backlight_device [2019-10-15 00:57:40,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_update_lock_of_backlight_device [2019-10-15 00:57:40,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_update_lock_of_backlight_device [2019-10-15 00:57:40,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_update_lock_of_backlight_device [2019-10-15 00:57:40,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_update_lock_of_backlight_device [2019-10-15 00:57:40,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_update_lock_of_backlight_device [2019-10-15 00:57:40,635 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-15 00:57:40,635 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-10-15 00:57:40,635 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-15 00:57:40,635 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 00:57:40,635 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 00:57:40,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 00:57:40,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-15 00:57:40,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-15 00:57:40,636 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 00:57:40,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-15 00:57:40,636 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-15 00:57:40,636 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-15 00:57:42,382 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-15 00:57:56,184 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 00:57:56,185 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-15 00:57:56,188 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 12:57:56 BoogieIcfgContainer [2019-10-15 00:57:56,188 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 00:57:56,190 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-15 00:57:56,190 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-15 00:57:56,195 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-15 00:57:56,196 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 12:57:35" (1/3) ... [2019-10-15 00:57:56,197 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@487bace and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 12:57:56, skipping insertion in model container [2019-10-15 00:57:56,197 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:57:39" (2/3) ... [2019-10-15 00:57:56,197 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@487bace and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 12:57:56, skipping insertion in model container [2019-10-15 00:57:56,198 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 12:57:56" (3/3) ... [2019-10-15 00:57:56,200 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--video--fbdev--udlfb.ko-entry_point.cil.out.i [2019-10-15 00:57:56,216 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-15 00:57:56,238 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-15 00:57:56,257 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-15 00:57:56,316 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-15 00:57:56,316 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-15 00:57:56,316 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-15 00:57:56,316 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-15 00:57:56,316 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-15 00:57:56,317 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-15 00:57:56,317 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-15 00:57:56,317 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-15 00:57:56,410 INFO L276 IsEmpty]: Start isEmpty. Operand 2082 states. [2019-10-15 00:57:56,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 346 [2019-10-15 00:57:56,462 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:57:56,465 INFO L380 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 12, 12, 12, 12, 12, 12, 12, 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, 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] [2019-10-15 00:57:56,467 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:57:56,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:57:56,476 INFO L82 PathProgramCache]: Analyzing trace with hash -787850876, now seen corresponding path program 1 times [2019-10-15 00:57:56,492 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:57:56,492 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1284401825] [2019-10-15 00:57:56,493 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:57:56,493 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:57:56,493 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:57:57,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:57:57,992 INFO L134 CoverageAnalysis]: Checked inductivity of 1608 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1608 trivial. 0 not checked. [2019-10-15 00:57:57,993 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1284401825] [2019-10-15 00:57:57,994 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:57:57,995 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 00:57:57,996 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2021183070] [2019-10-15 00:57:58,003 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 00:57:58,006 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:57:58,021 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 00:57:58,022 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:57:58,025 INFO L87 Difference]: Start difference. First operand 2082 states. Second operand 3 states. [2019-10-15 00:58:00,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:58:00,505 INFO L93 Difference]: Finished difference Result 4761 states and 6267 transitions. [2019-10-15 00:58:00,506 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 00:58:00,507 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 345 [2019-10-15 00:58:00,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:58:00,564 INFO L225 Difference]: With dead ends: 4761 [2019-10-15 00:58:00,564 INFO L226 Difference]: Without dead ends: 3147 [2019-10-15 00:58:00,582 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:58:00,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3147 states. [2019-10-15 00:58:00,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3147 to 3143. [2019-10-15 00:58:00,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3143 states. [2019-10-15 00:58:00,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3143 states to 3143 states and 4068 transitions. [2019-10-15 00:58:00,947 INFO L78 Accepts]: Start accepts. Automaton has 3143 states and 4068 transitions. Word has length 345 [2019-10-15 00:58:00,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:58:00,953 INFO L462 AbstractCegarLoop]: Abstraction has 3143 states and 4068 transitions. [2019-10-15 00:58:00,953 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 00:58:00,953 INFO L276 IsEmpty]: Start isEmpty. Operand 3143 states and 4068 transitions. [2019-10-15 00:58:00,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2019-10-15 00:58:00,970 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:58:00,970 INFO L380 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 12, 12, 12, 12, 12, 12, 12, 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, 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] [2019-10-15 00:58:00,971 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:58:00,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:58:00,972 INFO L82 PathProgramCache]: Analyzing trace with hash 1767363195, now seen corresponding path program 1 times [2019-10-15 00:58:00,972 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:58:00,972 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1578892569] [2019-10-15 00:58:00,972 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:58:00,973 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:58:00,973 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:58:01,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:58:01,542 INFO L134 CoverageAnalysis]: Checked inductivity of 1608 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1608 trivial. 0 not checked. [2019-10-15 00:58:01,543 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1578892569] [2019-10-15 00:58:01,543 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:58:01,543 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 00:58:01,543 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1882127272] [2019-10-15 00:58:01,546 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 00:58:01,546 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:58:01,547 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 00:58:01,547 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:58:01,547 INFO L87 Difference]: Start difference. First operand 3143 states and 4068 transitions. Second operand 3 states. [2019-10-15 00:58:01,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:58:01,930 INFO L93 Difference]: Finished difference Result 9145 states and 11818 transitions. [2019-10-15 00:58:01,930 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 00:58:01,931 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 349 [2019-10-15 00:58:01,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:58:01,988 INFO L225 Difference]: With dead ends: 9145 [2019-10-15 00:58:01,988 INFO L226 Difference]: Without dead ends: 6087 [2019-10-15 00:58:02,013 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:58:02,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6087 states. [2019-10-15 00:58:02,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6087 to 6059. [2019-10-15 00:58:02,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6059 states. [2019-10-15 00:58:02,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6059 states to 6059 states and 7830 transitions. [2019-10-15 00:58:02,342 INFO L78 Accepts]: Start accepts. Automaton has 6059 states and 7830 transitions. Word has length 349 [2019-10-15 00:58:02,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:58:02,344 INFO L462 AbstractCegarLoop]: Abstraction has 6059 states and 7830 transitions. [2019-10-15 00:58:02,345 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 00:58:02,345 INFO L276 IsEmpty]: Start isEmpty. Operand 6059 states and 7830 transitions. [2019-10-15 00:58:02,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2019-10-15 00:58:02,356 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:58:02,356 INFO L380 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 13, 13, 13, 13, 13, 13, 13, 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, 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] [2019-10-15 00:58:02,356 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:58:02,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:58:02,357 INFO L82 PathProgramCache]: Analyzing trace with hash -1355256, now seen corresponding path program 1 times [2019-10-15 00:58:02,357 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:58:02,357 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [972731762] [2019-10-15 00:58:02,358 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:58:02,358 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:58:02,358 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:58:02,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:58:03,970 INFO L134 CoverageAnalysis]: Checked inductivity of 1704 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1704 trivial. 0 not checked. [2019-10-15 00:58:03,970 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [972731762] [2019-10-15 00:58:03,970 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:58:03,971 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 00:58:03,971 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [429904734] [2019-10-15 00:58:03,972 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 00:58:03,972 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:58:03,972 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 00:58:03,973 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:58:03,973 INFO L87 Difference]: Start difference. First operand 6059 states and 7830 transitions. Second operand 3 states. [2019-10-15 00:58:04,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:58:04,112 INFO L93 Difference]: Finished difference Result 6061 states and 7831 transitions. [2019-10-15 00:58:04,112 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 00:58:04,112 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 365 [2019-10-15 00:58:04,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:58:04,153 INFO L225 Difference]: With dead ends: 6061 [2019-10-15 00:58:04,154 INFO L226 Difference]: Without dead ends: 6058 [2019-10-15 00:58:04,158 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:58:04,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6058 states. [2019-10-15 00:58:04,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6058 to 6058. [2019-10-15 00:58:04,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6058 states. [2019-10-15 00:58:04,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6058 states to 6058 states and 7828 transitions. [2019-10-15 00:58:04,444 INFO L78 Accepts]: Start accepts. Automaton has 6058 states and 7828 transitions. Word has length 365 [2019-10-15 00:58:04,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:58:04,445 INFO L462 AbstractCegarLoop]: Abstraction has 6058 states and 7828 transitions. [2019-10-15 00:58:04,446 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 00:58:04,446 INFO L276 IsEmpty]: Start isEmpty. Operand 6058 states and 7828 transitions. [2019-10-15 00:58:04,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2019-10-15 00:58:04,454 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:58:04,455 INFO L380 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 13, 13, 13, 13, 13, 13, 13, 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, 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] [2019-10-15 00:58:04,455 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:58:04,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:58:04,456 INFO L82 PathProgramCache]: Analyzing trace with hash -42928481, now seen corresponding path program 1 times [2019-10-15 00:58:04,456 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:58:04,456 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1149436793] [2019-10-15 00:58:04,456 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:58:04,456 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:58:04,456 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:58:04,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:58:05,133 INFO L134 CoverageAnalysis]: Checked inductivity of 1704 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1704 trivial. 0 not checked. [2019-10-15 00:58:05,133 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1149436793] [2019-10-15 00:58:05,134 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:58:05,134 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 00:58:05,134 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1447368743] [2019-10-15 00:58:05,135 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 00:58:05,135 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:58:05,135 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 00:58:05,136 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:58:05,136 INFO L87 Difference]: Start difference. First operand 6058 states and 7828 transitions. Second operand 3 states. [2019-10-15 00:58:05,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:58:05,351 INFO L93 Difference]: Finished difference Result 6060 states and 7829 transitions. [2019-10-15 00:58:05,351 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 00:58:05,352 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 366 [2019-10-15 00:58:05,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:58:05,403 INFO L225 Difference]: With dead ends: 6060 [2019-10-15 00:58:05,404 INFO L226 Difference]: Without dead ends: 6057 [2019-10-15 00:58:05,410 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:58:05,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6057 states. [2019-10-15 00:58:05,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6057 to 6057. [2019-10-15 00:58:05,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6057 states. [2019-10-15 00:58:05,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6057 states to 6057 states and 7826 transitions. [2019-10-15 00:58:05,752 INFO L78 Accepts]: Start accepts. Automaton has 6057 states and 7826 transitions. Word has length 366 [2019-10-15 00:58:05,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:58:05,753 INFO L462 AbstractCegarLoop]: Abstraction has 6057 states and 7826 transitions. [2019-10-15 00:58:05,753 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 00:58:05,754 INFO L276 IsEmpty]: Start isEmpty. Operand 6057 states and 7826 transitions. [2019-10-15 00:58:05,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 368 [2019-10-15 00:58:05,762 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:58:05,763 INFO L380 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 13, 13, 13, 13, 13, 13, 13, 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, 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] [2019-10-15 00:58:05,763 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:58:05,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:58:05,764 INFO L82 PathProgramCache]: Analyzing trace with hash -1331693589, now seen corresponding path program 1 times [2019-10-15 00:58:05,764 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:58:05,764 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1838522137] [2019-10-15 00:58:05,764 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:58:05,765 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:58:05,765 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:58:05,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:58:06,308 INFO L134 CoverageAnalysis]: Checked inductivity of 1704 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1704 trivial. 0 not checked. [2019-10-15 00:58:06,309 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1838522137] [2019-10-15 00:58:06,309 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:58:06,309 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 00:58:06,309 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1104704788] [2019-10-15 00:58:06,310 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 00:58:06,310 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:58:06,311 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 00:58:06,311 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:58:06,311 INFO L87 Difference]: Start difference. First operand 6057 states and 7826 transitions. Second operand 3 states. [2019-10-15 00:58:06,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:58:06,811 INFO L93 Difference]: Finished difference Result 17907 states and 23615 transitions. [2019-10-15 00:58:06,812 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 00:58:06,812 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 367 [2019-10-15 00:58:06,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:58:06,915 INFO L225 Difference]: With dead ends: 17907 [2019-10-15 00:58:06,915 INFO L226 Difference]: Without dead ends: 11943 [2019-10-15 00:58:06,946 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:58:07,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11943 states.