/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -tc ../../../trunk/examples/toolchains/AutomizerC.xml -i ../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--video--udlfb.ko-main.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-03-31 02:40:24,694 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-03-31 02:40:24,695 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-03-31 02:40:24,724 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-03-31 02:40:24,724 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-03-31 02:40:24,728 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-03-31 02:40:24,730 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-03-31 02:40:24,732 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-03-31 02:40:24,733 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-03-31 02:40:24,736 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-03-31 02:40:24,738 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-03-31 02:40:24,739 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-03-31 02:40:24,739 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-03-31 02:40:24,741 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-03-31 02:40:24,741 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-03-31 02:40:24,742 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-03-31 02:40:24,743 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-03-31 02:40:24,743 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-03-31 02:40:24,745 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-03-31 02:40:24,748 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-03-31 02:40:24,749 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-03-31 02:40:24,749 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-03-31 02:40:24,750 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-03-31 02:40:24,751 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-03-31 02:40:24,757 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2023-03-31 02:40:24,762 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-03-31 02:40:24,762 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-03-31 02:40:24,763 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-03-31 02:40:24,764 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 [2023-03-31 02:40:24,786 INFO L113 SettingsManager]: Loading preferences was successful [2023-03-31 02:40:24,786 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-03-31 02:40:24,786 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-03-31 02:40:24,786 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-03-31 02:40:24,787 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-03-31 02:40:24,787 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-03-31 02:40:24,788 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-03-31 02:40:24,788 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-03-31 02:40:24,788 INFO L138 SettingsManager]: * Use SBE=true [2023-03-31 02:40:24,788 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-03-31 02:40:24,789 INFO L138 SettingsManager]: * sizeof long=4 [2023-03-31 02:40:24,789 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-03-31 02:40:24,789 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-03-31 02:40:24,789 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-03-31 02:40:24,789 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-03-31 02:40:24,789 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-03-31 02:40:24,789 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-03-31 02:40:24,789 INFO L138 SettingsManager]: * sizeof long double=12 [2023-03-31 02:40:24,789 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-03-31 02:40:24,789 INFO L138 SettingsManager]: * Use constant arrays=true [2023-03-31 02:40:24,789 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-03-31 02:40:24,790 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-03-31 02:40:24,790 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-03-31 02:40:24,790 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-03-31 02:40:24,790 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-31 02:40:24,790 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-03-31 02:40:24,790 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-03-31 02:40:24,790 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-03-31 02:40:24,791 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-03-31 02:40:24,791 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-03-31 02:40:24,791 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-03-31 02:40:24,791 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-03-31 02:40:24,791 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-03-31 02:40:24,791 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-03-31 02:40:24,791 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-03-31 02:40:24,791 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-03-31 02:40:24,976 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-03-31 02:40:25,001 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-03-31 02:40:25,004 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-03-31 02:40:25,005 INFO L271 PluginConnector]: Initializing CDTParser... [2023-03-31 02:40:25,005 INFO L275 PluginConnector]: CDTParser initialized [2023-03-31 02:40:25,006 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--video--udlfb.ko-main.cil.out.i [2023-03-31 02:40:26,053 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-03-31 02:40:26,460 INFO L351 CDTParser]: Found 1 translation units. [2023-03-31 02:40:26,460 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--video--udlfb.ko-main.cil.out.i [2023-03-31 02:40:26,493 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b0eb0854/f343da57a86b42a3af1f62fa93b6f77a/FLAG026714fd3 [2023-03-31 02:40:26,507 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b0eb0854/f343da57a86b42a3af1f62fa93b6f77a [2023-03-31 02:40:26,509 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-03-31 02:40:26,510 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-03-31 02:40:26,512 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-03-31 02:40:26,513 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-03-31 02:40:26,515 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-03-31 02:40:26,515 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.03 02:40:26" (1/1) ... [2023-03-31 02:40:26,516 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e9c899c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 02:40:26, skipping insertion in model container [2023-03-31 02:40:26,516 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.03 02:40:26" (1/1) ... [2023-03-31 02:40:26,522 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-03-31 02:40:26,598 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-03-31 02:40:27,924 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--video--udlfb.ko-main.cil.out.i[199878,199891] [2023-03-31 02:40:28,020 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-31 02:40:28,048 INFO L203 MainTranslator]: Completed pre-run [2023-03-31 02:40:28,211 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--video--udlfb.ko-main.cil.out.i[199878,199891] [2023-03-31 02:40:28,223 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-31 02:40:28,311 WARN L667 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-03-31 02:40:28,316 INFO L208 MainTranslator]: Completed translation [2023-03-31 02:40:28,316 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 02:40:28 WrapperNode [2023-03-31 02:40:28,317 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-03-31 02:40:28,317 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-03-31 02:40:28,317 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-03-31 02:40:28,317 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-03-31 02:40:28,325 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 02:40:28" (1/1) ... [2023-03-31 02:40:28,325 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 02:40:28" (1/1) ... [2023-03-31 02:40:28,374 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 02:40:28" (1/1) ... [2023-03-31 02:40:28,375 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 02:40:28" (1/1) ... [2023-03-31 02:40:28,457 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 02:40:28" (1/1) ... [2023-03-31 02:40:28,475 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 02:40:28" (1/1) ... [2023-03-31 02:40:28,497 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 02:40:28" (1/1) ... [2023-03-31 02:40:28,515 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 02:40:28" (1/1) ... [2023-03-31 02:40:28,542 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-03-31 02:40:28,542 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-03-31 02:40:28,543 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-03-31 02:40:28,543 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-03-31 02:40:28,543 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 02:40:28" (1/1) ... [2023-03-31 02:40:28,548 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-31 02:40:28,555 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-31 02:40:28,570 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-03-31 02:40:28,586 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-03-31 02:40:28,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-03-31 02:40:28,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-03-31 02:40:28,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-03-31 02:40:28,602 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-03-31 02:40:28,602 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-03-31 02:40:28,602 INFO L138 BoogieDeclarations]: Found implementation of procedure avoid_zero [2023-03-31 02:40:28,602 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2023-03-31 02:40:28,603 INFO L138 BoogieDeclarations]: Found implementation of procedure __swab16p [2023-03-31 02:40:28,603 INFO L138 BoogieDeclarations]: Found implementation of procedure __cpu_to_be16p [2023-03-31 02:40:28,603 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-03-31 02:40:28,603 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2023-03-31 02:40:28,603 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2023-03-31 02:40:28,603 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-03-31 02:40:28,603 INFO L138 BoogieDeclarations]: Found implementation of procedure paravirt_read_tsc [2023-03-31 02:40:28,603 INFO L138 BoogieDeclarations]: Found implementation of procedure prefetchw [2023-03-31 02:40:28,603 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-03-31 02:40:28,603 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2023-03-31 02:40:28,603 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add [2023-03-31 02:40:28,603 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub_and_test [2023-03-31 02:40:28,603 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2023-03-31 02:40:28,603 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-03-31 02:40:28,603 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-03-31 02:40:28,603 INFO L138 BoogieDeclarations]: Found implementation of procedure get_cycles [2023-03-31 02:40:28,603 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_init [2023-03-31 02:40:28,604 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2023-03-31 02:40:28,604 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2023-03-31 02:40:28,604 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2023-03-31 02:40:28,604 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2023-03-31 02:40:28,604 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2023-03-31 02:40:28,604 INFO L138 BoogieDeclarations]: Found implementation of procedure sema_init [2023-03-31 02:40:28,604 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2023-03-31 02:40:28,604 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2023-03-31 02:40:28,605 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2023-03-31 02:40:28,605 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2023-03-31 02:40:28,605 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2023-03-31 02:40:28,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-03-31 02:40:28,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-03-31 02:40:28,605 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2023-03-31 02:40:28,605 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-03-31 02:40:28,605 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-03-31 02:40:28,605 INFO L138 BoogieDeclarations]: Found implementation of procedure prefetch_range [2023-03-31 02:40:28,605 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_set_register [2023-03-31 02:40:28,605 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_vidreg_lock [2023-03-31 02:40:28,605 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_vidreg_unlock [2023-03-31 02:40:28,606 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_blanking [2023-03-31 02:40:28,606 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_set_color_depth [2023-03-31 02:40:28,606 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_set_base16bpp [2023-03-31 02:40:28,606 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_set_base8bpp [2023-03-31 02:40:28,606 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_set_register_16 [2023-03-31 02:40:28,606 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_set_register_16be [2023-03-31 02:40:28,606 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_lfsr16 [2023-03-31 02:40:28,606 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_set_register_lfsr16 [2023-03-31 02:40:28,606 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_set_vid_cmds [2023-03-31 02:40:28,607 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_set_video_mode [2023-03-31 02:40:28,607 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_mmap [2023-03-31 02:40:28,607 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_trim_hline [2023-03-31 02:40:28,607 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_compress_hline [2023-03-31 02:40:28,607 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_render_hline [2023-03-31 02:40:28,607 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_handle_damage [2023-03-31 02:40:28,608 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_write [2023-03-31 02:40:28,608 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_copyarea [2023-03-31 02:40:28,608 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_imageblit [2023-03-31 02:40:28,608 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_fillrect [2023-03-31 02:40:28,608 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_dpy_deferred_io [2023-03-31 02:40:28,608 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_get_edid [2023-03-31 02:40:28,608 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_ioctl [2023-03-31 02:40:28,608 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_setcolreg [2023-03-31 02:40:28,608 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_open [2023-03-31 02:40:28,608 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_free [2023-03-31 02:40:28,608 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_release_urb_work [2023-03-31 02:40:28,608 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_free_framebuffer [2023-03-31 02:40:28,608 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_free_framebuffer_work [2023-03-31 02:40:28,608 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_release [2023-03-31 02:40:28,608 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_is_valid_mode [2023-03-31 02:40:28,609 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_var_color_format [2023-03-31 02:40:28,609 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_check_var [2023-03-31 02:40:28,609 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_set_par [2023-03-31 02:40:28,609 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_dummy_render [2023-03-31 02:40:28,609 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_blank [2023-03-31 02:40:28,609 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_realloc_framebuffer [2023-03-31 02:40:28,609 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_setup_modes [2023-03-31 02:40:28,609 INFO L138 BoogieDeclarations]: Found implementation of procedure metrics_bytes_rendered_show [2023-03-31 02:40:28,609 INFO L138 BoogieDeclarations]: Found implementation of procedure metrics_bytes_identical_show [2023-03-31 02:40:28,609 INFO L138 BoogieDeclarations]: Found implementation of procedure metrics_bytes_sent_show [2023-03-31 02:40:28,609 INFO L138 BoogieDeclarations]: Found implementation of procedure metrics_cpu_kcycles_used_show [2023-03-31 02:40:28,609 INFO L138 BoogieDeclarations]: Found implementation of procedure edid_show [2023-03-31 02:40:28,610 INFO L138 BoogieDeclarations]: Found implementation of procedure edid_store [2023-03-31 02:40:28,610 INFO L138 BoogieDeclarations]: Found implementation of procedure metrics_reset_store [2023-03-31 02:40:28,610 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_select_std_channel [2023-03-31 02:40:28,610 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_parse_vendor_descriptor [2023-03-31 02:40:28,610 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_usb_probe [2023-03-31 02:40:28,610 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_init_framebuffer_work [2023-03-31 02:40:28,610 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_usb_disconnect [2023-03-31 02:40:28,610 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_driver_init [2023-03-31 02:40:28,610 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_driver_exit [2023-03-31 02:40:28,611 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_urb_completion [2023-03-31 02:40:28,611 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_free_urb_list [2023-03-31 02:40:28,611 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_alloc_urb_list [2023-03-31 02:40:28,611 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_get_urb [2023-03-31 02:40:28,611 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_submit_urb [2023-03-31 02:40:28,611 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-03-31 02:40:28,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_1 [2023-03-31 02:40:28,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_2 [2023-03-31 02:40:28,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_3 [2023-03-31 02:40:28,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_4 [2023-03-31 02:40:28,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_5 [2023-03-31 02:40:28,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_6 [2023-03-31 02:40:28,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_7 [2023-03-31 02:40:28,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_8 [2023-03-31 02:40:28,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_9 [2023-03-31 02:40:28,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_10 [2023-03-31 02:40:28,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_11 [2023-03-31 02:40:28,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_12 [2023-03-31 02:40:28,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_13 [2023-03-31 02:40:28,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_14 [2023-03-31 02:40:28,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-03-31 02:40:28,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-03-31 02:40:28,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2023-03-31 02:40:28,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2023-03-31 02:40:28,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2023-03-31 02:40:28,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2023-03-31 02:40:28,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2023-03-31 02:40:28,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2023-03-31 02:40:28,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2023-03-31 02:40:28,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2023-03-31 02:40:28,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2023-03-31 02:40:28,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2023-03-31 02:40:28,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2023-03-31 02:40:28,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2023-03-31 02:40:28,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2023-03-31 02:40:28,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2023-03-31 02:40:28,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2023-03-31 02:40:28,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock_of_fb_info [2023-03-31 02:40:28,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock_of_fb_info [2023-03-31 02:40:28,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_fb_info [2023-03-31 02:40:28,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock_of_fb_info [2023-03-31 02:40:28,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock_of_fb_info [2023-03-31 02:40:28,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock_of_fb_info [2023-03-31 02:40:28,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_fb_info [2023-03-31 02:40:28,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2023-03-31 02:40:28,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2023-03-31 02:40:28,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2023-03-31 02:40:28,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2023-03-31 02:40:28,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2023-03-31 02:40:28,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2023-03-31 02:40:28,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2023-03-31 02:40:28,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_update_lock_of_backlight_device [2023-03-31 02:40:28,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_update_lock_of_backlight_device [2023-03-31 02:40:28,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_update_lock_of_backlight_device [2023-03-31 02:40:28,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_update_lock_of_backlight_device [2023-03-31 02:40:28,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_update_lock_of_backlight_device [2023-03-31 02:40:28,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_update_lock_of_backlight_device [2023-03-31 02:40:28,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_update_lock_of_backlight_device [2023-03-31 02:40:28,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2023-03-31 02:40:28,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-03-31 02:40:28,622 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2023-03-31 02:40:28,622 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2023-03-31 02:40:28,622 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2023-03-31 02:40:28,622 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-03-31 02:40:28,622 INFO L138 BoogieDeclarations]: Found implementation of procedure __usb_get_extra_descriptor [2023-03-31 02:40:28,622 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2023-03-31 02:40:28,622 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2023-03-31 02:40:28,622 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-03-31 02:40:28,622 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2023-03-31 02:40:28,623 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-03-31 02:40:28,623 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2023-03-31 02:40:28,623 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2023-03-31 02:40:28,623 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_bin_file [2023-03-31 02:40:28,623 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2023-03-31 02:40:28,623 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_bin_file [2023-03-31 02:40:28,623 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2023-03-31 02:40:28,623 INFO L138 BoogieDeclarations]: Found implementation of procedure down_interruptible [2023-03-31 02:40:28,623 INFO L138 BoogieDeclarations]: Found implementation of procedure down_timeout [2023-03-31 02:40:28,623 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_add_videomode [2023-03-31 02:40:28,623 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_alloc_cmap [2023-03-31 02:40:28,623 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_dealloc_cmap [2023-03-31 02:40:28,623 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_deferred_io_cleanup [2023-03-31 02:40:28,623 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_deferred_io_init [2023-03-31 02:40:28,624 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_destroy_modedb [2023-03-31 02:40:28,624 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_destroy_modelist [2023-03-31 02:40:28,624 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_edid_to_monspecs [2023-03-31 02:40:28,624 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_find_best_display [2023-03-31 02:40:28,624 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_find_nearest_mode [2023-03-31 02:40:28,624 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_sys_read [2023-03-31 02:40:28,624 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_sys_write [2023-03-31 02:40:28,624 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_var_to_videomode [2023-03-31 02:40:28,624 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_videomode_to_var [2023-03-31 02:40:28,624 INFO L138 BoogieDeclarations]: Found implementation of procedure framebuffer_alloc [2023-03-31 02:40:28,624 INFO L138 BoogieDeclarations]: Found implementation of procedure framebuffer_release [2023-03-31 02:40:28,624 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2023-03-31 02:40:28,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dlfb_ops_probe_3 [2023-03-31 02:40:28,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dlfb_ops_release_3 [2023-03-31 02:40:28,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_edid_attr_probe_2 [2023-03-31 02:40:28,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_edid_attr_release_2 [2023-03-31 02:40:28,625 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2023-03-31 02:40:28,625 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2023-03-31 02:40:28,625 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2023-03-31 02:40:28,625 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2023-03-31 02:40:28,625 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-03-31 02:40:28,625 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-03-31 02:40:28,625 INFO L138 BoogieDeclarations]: Found implementation of procedure register_framebuffer [2023-03-31 02:40:28,625 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_pfn_range [2023-03-31 02:40:28,625 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2023-03-31 02:40:28,625 INFO L138 BoogieDeclarations]: Found implementation of procedure sys_copyarea [2023-03-31 02:40:28,625 INFO L138 BoogieDeclarations]: Found implementation of procedure sys_fillrect [2023-03-31 02:40:28,625 INFO L138 BoogieDeclarations]: Found implementation of procedure sys_imageblit [2023-03-31 02:40:28,625 INFO L138 BoogieDeclarations]: Found implementation of procedure unlink_framebuffer [2023-03-31 02:40:28,625 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_framebuffer [2023-03-31 02:40:28,625 INFO L138 BoogieDeclarations]: Found implementation of procedure up [2023-03-31 02:40:28,625 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2023-03-31 02:40:28,625 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2023-03-31 02:40:28,625 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2023-03-31 02:40:28,625 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2023-03-31 02:40:28,625 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2023-03-31 02:40:28,625 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2023-03-31 02:40:28,625 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_descriptor [2023-03-31 02:40:28,626 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2023-03-31 02:40:28,626 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2023-03-31 02:40:28,626 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2023-03-31 02:40:28,626 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc [2023-03-31 02:40:28,626 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc_to_pfn [2023-03-31 02:40:28,626 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2023-03-31 02:40:28,626 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_fmt [2023-03-31 02:40:28,626 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-03-31 02:40:28,626 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-03-31 02:40:28,626 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-03-31 02:40:28,626 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-03-31 02:40:28,626 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-03-31 02:40:28,626 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-03-31 02:40:28,626 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2023-03-31 02:40:28,626 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2023-03-31 02:40:28,626 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-03-31 02:40:28,626 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-03-31 02:40:28,626 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-03-31 02:40:28,626 INFO L130 BoogieDeclarations]: Found specification of procedure avoid_zero [2023-03-31 02:40:28,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-03-31 02:40:28,626 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2023-03-31 02:40:28,626 INFO L130 BoogieDeclarations]: Found specification of procedure __swab16p [2023-03-31 02:40:28,627 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-03-31 02:40:28,627 INFO L130 BoogieDeclarations]: Found specification of procedure __cpu_to_be16p [2023-03-31 02:40:28,627 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-03-31 02:40:28,627 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2023-03-31 02:40:28,627 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2023-03-31 02:40:28,627 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-03-31 02:40:28,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-03-31 02:40:28,627 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2023-03-31 02:40:28,627 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2023-03-31 02:40:28,627 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-03-31 02:40:28,627 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2023-03-31 02:40:28,627 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2023-03-31 02:40:28,627 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-03-31 02:40:28,627 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2023-03-31 02:40:28,627 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2023-03-31 02:40:28,627 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-03-31 02:40:28,628 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_fmt [2023-03-31 02:40:28,630 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-03-31 02:40:28,631 INFO L130 BoogieDeclarations]: Found specification of procedure paravirt_read_tsc [2023-03-31 02:40:28,631 INFO L130 BoogieDeclarations]: Found specification of procedure prefetchw [2023-03-31 02:40:28,631 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-03-31 02:40:28,631 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2023-03-31 02:40:28,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-03-31 02:40:28,631 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add [2023-03-31 02:40:28,631 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub_and_test [2023-03-31 02:40:28,631 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2023-03-31 02:40:28,631 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2023-03-31 02:40:28,631 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2023-03-31 02:40:28,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_4 [2023-03-31 02:40:28,631 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-03-31 02:40:28,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_2 [2023-03-31 02:40:28,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_5 [2023-03-31 02:40:28,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_7 [2023-03-31 02:40:28,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_9 [2023-03-31 02:40:28,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_10 [2023-03-31 02:40:28,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_12 [2023-03-31 02:40:28,632 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2023-03-31 02:40:28,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_1 [2023-03-31 02:40:28,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_3 [2023-03-31 02:40:28,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_6 [2023-03-31 02:40:28,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_8 [2023-03-31 02:40:28,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_11 [2023-03-31 02:40:28,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2023-03-31 02:40:28,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2023-03-31 02:40:28,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2023-03-31 02:40:28,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2023-03-31 02:40:28,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_fb_info [2023-03-31 02:40:28,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_fb_info [2023-03-31 02:40:28,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2023-03-31 02:40:28,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2023-03-31 02:40:28,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2023-03-31 02:40:28,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_update_lock_of_backlight_device [2023-03-31 02:40:28,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_update_lock_of_backlight_device [2023-03-31 02:40:28,632 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-03-31 02:40:28,633 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-03-31 02:40:28,633 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-03-31 02:40:28,633 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2023-03-31 02:40:28,633 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-03-31 02:40:28,633 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-03-31 02:40:28,633 INFO L130 BoogieDeclarations]: Found specification of procedure get_cycles [2023-03-31 02:40:28,633 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2023-03-31 02:40:28,633 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2023-03-31 02:40:28,633 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2023-03-31 02:40:28,633 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2023-03-31 02:40:28,633 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc [2023-03-31 02:40:28,633 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2023-03-31 02:40:28,633 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2023-03-31 02:40:28,633 INFO L130 BoogieDeclarations]: Found specification of procedure kref_init [2023-03-31 02:40:28,633 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2023-03-31 02:40:28,633 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2023-03-31 02:40:28,633 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-03-31 02:40:28,633 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2023-03-31 02:40:28,633 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2023-03-31 02:40:28,633 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2023-03-31 02:40:28,633 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2023-03-31 02:40:28,633 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2023-03-31 02:40:28,633 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2023-03-31 02:40:28,633 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2023-03-31 02:40:28,634 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_bin_file [2023-03-31 02:40:28,634 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_bin_file [2023-03-31 02:40:28,634 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2023-03-31 02:40:28,634 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2023-03-31 02:40:28,634 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-03-31 02:40:28,634 INFO L130 BoogieDeclarations]: Found specification of procedure sema_init [2023-03-31 02:40:28,634 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-03-31 02:40:28,634 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-03-31 02:40:28,634 INFO L130 BoogieDeclarations]: Found specification of procedure down_interruptible [2023-03-31 02:40:28,634 INFO L130 BoogieDeclarations]: Found specification of procedure down_timeout [2023-03-31 02:40:28,634 INFO L130 BoogieDeclarations]: Found specification of procedure up [2023-03-31 02:40:28,634 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2023-03-31 02:40:28,634 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2023-03-31 02:40:28,634 INFO L130 BoogieDeclarations]: Found specification of procedure __usb_get_extra_descriptor [2023-03-31 02:40:28,634 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2023-03-31 02:40:28,634 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2023-03-31 02:40:28,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_13 [2023-03-31 02:40:28,634 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2023-03-31 02:40:28,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_14 [2023-03-31 02:40:28,634 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2023-03-31 02:40:28,634 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2023-03-31 02:40:28,634 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2023-03-31 02:40:28,634 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2023-03-31 02:40:28,634 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2023-03-31 02:40:28,635 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2023-03-31 02:40:28,635 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2023-03-31 02:40:28,635 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_descriptor [2023-03-31 02:40:28,635 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2023-03-31 02:40:28,635 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc_to_pfn [2023-03-31 02:40:28,635 INFO L130 BoogieDeclarations]: Found specification of procedure remap_pfn_range [2023-03-31 02:40:28,635 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-03-31 02:40:28,635 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-03-31 02:40:28,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-03-31 02:40:28,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-03-31 02:40:28,635 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-03-31 02:40:28,635 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2023-03-31 02:40:28,635 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-03-31 02:40:28,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-03-31 02:40:28,635 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-03-31 02:40:28,635 INFO L130 BoogieDeclarations]: Found specification of procedure sys_fillrect [2023-03-31 02:40:28,635 INFO L130 BoogieDeclarations]: Found specification of procedure sys_copyarea [2023-03-31 02:40:28,635 INFO L130 BoogieDeclarations]: Found specification of procedure sys_imageblit [2023-03-31 02:40:28,635 INFO L130 BoogieDeclarations]: Found specification of procedure fb_sys_read [2023-03-31 02:40:28,635 INFO L130 BoogieDeclarations]: Found specification of procedure fb_sys_write [2023-03-31 02:40:28,635 INFO L130 BoogieDeclarations]: Found specification of procedure register_framebuffer [2023-03-31 02:40:28,635 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_framebuffer [2023-03-31 02:40:28,635 INFO L130 BoogieDeclarations]: Found specification of procedure unlink_framebuffer [2023-03-31 02:40:28,635 INFO L130 BoogieDeclarations]: Found specification of procedure fb_deferred_io_init [2023-03-31 02:40:28,635 INFO L130 BoogieDeclarations]: Found specification of procedure fb_deferred_io_cleanup [2023-03-31 02:40:28,636 INFO L130 BoogieDeclarations]: Found specification of procedure framebuffer_alloc [2023-03-31 02:40:28,636 INFO L130 BoogieDeclarations]: Found specification of procedure framebuffer_release [2023-03-31 02:40:28,636 INFO L130 BoogieDeclarations]: Found specification of procedure fb_edid_to_monspecs [2023-03-31 02:40:28,636 INFO L130 BoogieDeclarations]: Found specification of procedure fb_destroy_modedb [2023-03-31 02:40:28,636 INFO L130 BoogieDeclarations]: Found specification of procedure fb_var_to_videomode [2023-03-31 02:40:28,636 INFO L130 BoogieDeclarations]: Found specification of procedure fb_videomode_to_var [2023-03-31 02:40:28,636 INFO L130 BoogieDeclarations]: Found specification of procedure fb_add_videomode [2023-03-31 02:40:28,636 INFO L130 BoogieDeclarations]: Found specification of procedure fb_find_nearest_mode [2023-03-31 02:40:28,636 INFO L130 BoogieDeclarations]: Found specification of procedure fb_destroy_modelist [2023-03-31 02:40:28,636 INFO L130 BoogieDeclarations]: Found specification of procedure fb_find_best_display [2023-03-31 02:40:28,636 INFO L130 BoogieDeclarations]: Found specification of procedure fb_alloc_cmap [2023-03-31 02:40:28,636 INFO L130 BoogieDeclarations]: Found specification of procedure fb_dealloc_cmap [2023-03-31 02:40:28,636 INFO L130 BoogieDeclarations]: Found specification of procedure prefetch_range [2023-03-31 02:40:28,636 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_urb_completion [2023-03-31 02:40:28,636 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_get_urb [2023-03-31 02:40:28,636 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_submit_urb [2023-03-31 02:40:28,636 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_alloc_urb_list [2023-03-31 02:40:28,636 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_free_urb_list [2023-03-31 02:40:28,636 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_set_register [2023-03-31 02:40:28,636 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_vidreg_lock [2023-03-31 02:40:28,636 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_vidreg_unlock [2023-03-31 02:40:28,636 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_blanking [2023-03-31 02:40:28,636 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_set_color_depth [2023-03-31 02:40:28,636 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_set_base16bpp [2023-03-31 02:40:28,637 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_set_base8bpp [2023-03-31 02:40:28,637 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_set_register_16 [2023-03-31 02:40:28,637 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_set_register_16be [2023-03-31 02:40:28,637 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_lfsr16 [2023-03-31 02:40:28,637 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_set_register_lfsr16 [2023-03-31 02:40:28,637 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_set_vid_cmds [2023-03-31 02:40:28,637 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_set_video_mode [2023-03-31 02:40:28,637 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_mmap [2023-03-31 02:40:28,637 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_trim_hline [2023-03-31 02:40:28,637 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_compress_hline [2023-03-31 02:40:28,637 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-03-31 02:40:28,637 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_render_hline [2023-03-31 02:40:28,637 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-03-31 02:40:28,637 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_handle_damage [2023-03-31 02:40:28,637 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_write [2023-03-31 02:40:28,637 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_copyarea [2023-03-31 02:40:28,637 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_imageblit [2023-03-31 02:40:28,637 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_fillrect [2023-03-31 02:40:28,637 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_dpy_deferred_io [2023-03-31 02:40:28,637 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_get_edid [2023-03-31 02:40:28,637 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_ioctl [2023-03-31 02:40:28,637 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_setcolreg [2023-03-31 02:40:28,637 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_open [2023-03-31 02:40:28,637 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_free [2023-03-31 02:40:28,637 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_release_urb_work [2023-03-31 02:40:28,638 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_free_framebuffer [2023-03-31 02:40:28,638 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_free_framebuffer_work [2023-03-31 02:40:28,638 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_release [2023-03-31 02:40:28,638 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_is_valid_mode [2023-03-31 02:40:28,638 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_var_color_format [2023-03-31 02:40:28,638 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_check_var [2023-03-31 02:40:28,638 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_set_par [2023-03-31 02:40:28,638 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_dummy_render [2023-03-31 02:40:28,638 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_blank [2023-03-31 02:40:28,638 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_realloc_framebuffer [2023-03-31 02:40:28,638 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_setup_modes [2023-03-31 02:40:28,638 INFO L130 BoogieDeclarations]: Found specification of procedure metrics_bytes_rendered_show [2023-03-31 02:40:28,638 INFO L130 BoogieDeclarations]: Found specification of procedure metrics_bytes_identical_show [2023-03-31 02:40:28,638 INFO L130 BoogieDeclarations]: Found specification of procedure metrics_bytes_sent_show [2023-03-31 02:40:28,638 INFO L130 BoogieDeclarations]: Found specification of procedure metrics_cpu_kcycles_used_show [2023-03-31 02:40:28,638 INFO L130 BoogieDeclarations]: Found specification of procedure edid_show [2023-03-31 02:40:28,638 INFO L130 BoogieDeclarations]: Found specification of procedure edid_store [2023-03-31 02:40:28,638 INFO L130 BoogieDeclarations]: Found specification of procedure metrics_reset_store [2023-03-31 02:40:28,638 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_select_std_channel [2023-03-31 02:40:28,638 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_parse_vendor_descriptor [2023-03-31 02:40:28,638 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_init_framebuffer_work [2023-03-31 02:40:28,638 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_usb_probe [2023-03-31 02:40:28,638 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_usb_disconnect [2023-03-31 02:40:28,639 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_driver_init [2023-03-31 02:40:28,639 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_driver_exit [2023-03-31 02:40:28,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_edid_attr_probe_2 [2023-03-31 02:40:28,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dlfb_ops_probe_3 [2023-03-31 02:40:28,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_edid_attr_release_2 [2023-03-31 02:40:28,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-03-31 02:40:28,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2023-03-31 02:40:28,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dlfb_ops_release_3 [2023-03-31 02:40:28,639 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-03-31 02:40:28,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-03-31 02:40:28,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2023-03-31 02:40:28,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2023-03-31 02:40:28,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2023-03-31 02:40:28,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2023-03-31 02:40:28,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2023-03-31 02:40:28,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2023-03-31 02:40:28,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2023-03-31 02:40:28,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2023-03-31 02:40:28,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2023-03-31 02:40:28,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2023-03-31 02:40:28,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2023-03-31 02:40:28,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock_of_fb_info [2023-03-31 02:40:28,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock_of_fb_info [2023-03-31 02:40:28,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock_of_fb_info [2023-03-31 02:40:28,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock_of_fb_info [2023-03-31 02:40:28,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock_of_fb_info [2023-03-31 02:40:28,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2023-03-31 02:40:28,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2023-03-31 02:40:28,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2023-03-31 02:40:28,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2023-03-31 02:40:28,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_update_lock_of_backlight_device [2023-03-31 02:40:28,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_update_lock_of_backlight_device [2023-03-31 02:40:28,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_update_lock_of_backlight_device [2023-03-31 02:40:28,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_update_lock_of_backlight_device [2023-03-31 02:40:28,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_update_lock_of_backlight_device [2023-03-31 02:40:28,640 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2023-03-31 02:40:28,640 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2023-03-31 02:40:28,640 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2023-03-31 02:40:28,640 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-03-31 02:40:28,640 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-03-31 02:40:28,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-03-31 02:40:28,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-03-31 02:40:28,640 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-03-31 02:40:28,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-03-31 02:40:28,640 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-03-31 02:40:28,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-03-31 02:40:28,640 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-03-31 02:40:29,195 INFO L236 CfgBuilder]: Building ICFG [2023-03-31 02:40:29,201 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-03-31 02:40:35,258 INFO L277 CfgBuilder]: Performing block encoding [2023-03-31 02:40:35,275 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-03-31 02:40:35,275 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-03-31 02:40:35,279 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.03 02:40:35 BoogieIcfgContainer [2023-03-31 02:40:35,279 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-03-31 02:40:35,283 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-03-31 02:40:35,283 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-03-31 02:40:35,285 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-03-31 02:40:35,286 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.03 02:40:26" (1/3) ... [2023-03-31 02:40:35,286 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f0f4914 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.03 02:40:35, skipping insertion in model container [2023-03-31 02:40:35,286 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 02:40:28" (2/3) ... [2023-03-31 02:40:35,286 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f0f4914 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.03 02:40:35, skipping insertion in model container [2023-03-31 02:40:35,286 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.03 02:40:35" (3/3) ... [2023-03-31 02:40:35,287 INFO L112 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--video--udlfb.ko-main.cil.out.i [2023-03-31 02:40:35,299 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-03-31 02:40:35,299 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-03-31 02:40:35,369 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-03-31 02:40:35,375 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1b155417, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-03-31 02:40:35,375 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-03-31 02:40:35,384 INFO L276 IsEmpty]: Start isEmpty. Operand has 1828 states, 1198 states have (on average 1.2779632721202003) internal successors, (1531), 1227 states have internal predecessors, (1531), 409 states have call successors, (409), 174 states have call predecessors, (409), 174 states have return successors, (409), 403 states have call predecessors, (409), 409 states have call successors, (409) [2023-03-31 02:40:35,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-03-31 02:40:35,403 INFO L187 NwaCegarLoop]: Found error trace [2023-03-31 02:40:35,403 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-03-31 02:40:35,404 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-31 02:40:35,408 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-31 02:40:35,408 INFO L85 PathProgramCache]: Analyzing trace with hash -2134343257, now seen corresponding path program 1 times [2023-03-31 02:40:35,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-31 02:40:35,414 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [138266583] [2023-03-31 02:40:35,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-31 02:40:35,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-31 02:40:35,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 02:40:36,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-03-31 02:40:36,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 02:40:36,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-03-31 02:40:36,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 02:40:36,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-03-31 02:40:36,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 02:40:36,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-03-31 02:40:36,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 02:40:36,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-03-31 02:40:36,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 02:40:36,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-03-31 02:40:36,399 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-31 02:40:36,399 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [138266583] [2023-03-31 02:40:36,399 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [138266583] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-31 02:40:36,399 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-03-31 02:40:36,400 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-03-31 02:40:36,401 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [837409222] [2023-03-31 02:40:36,401 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-31 02:40:36,407 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-03-31 02:40:36,407 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-31 02:40:36,434 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-03-31 02:40:36,434 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-03-31 02:40:36,439 INFO L87 Difference]: Start difference. First operand has 1828 states, 1198 states have (on average 1.2779632721202003) internal successors, (1531), 1227 states have internal predecessors, (1531), 409 states have call successors, (409), 174 states have call predecessors, (409), 174 states have return successors, (409), 403 states have call predecessors, (409), 409 states have call successors, (409) Second operand has 6 states, 6 states have (on average 3.5) internal successors, (21), 3 states have internal predecessors, (21), 3 states have call successors, (8), 5 states have call predecessors, (8), 1 states have return successors, (5), 2 states have call predecessors, (5), 3 states have call successors, (5) [2023-03-31 02:40:40,543 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-03-31 02:40:44,655 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-03-31 02:40:46,672 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-03-31 02:41:07,808 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-03-31 02:41:09,972 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-03-31 02:41:11,978 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-03-31 02:41:16,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-31 02:41:16,083 INFO L93 Difference]: Finished difference Result 5137 states and 6966 transitions. [2023-03-31 02:41:16,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-03-31 02:41:16,085 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.5) internal successors, (21), 3 states have internal predecessors, (21), 3 states have call successors, (8), 5 states have call predecessors, (8), 1 states have return successors, (5), 2 states have call predecessors, (5), 3 states have call successors, (5) Word has length 34 [2023-03-31 02:41:16,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-31 02:41:16,113 INFO L225 Difference]: With dead ends: 5137 [2023-03-31 02:41:16,114 INFO L226 Difference]: Without dead ends: 3505 [2023-03-31 02:41:16,125 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2023-03-31 02:41:16,127 INFO L413 NwaCegarLoop]: 233 mSDtfsCounter, 4272 mSDsluCounter, 596 mSDsCounter, 0 mSdLazyCounter, 4717 mSolverCounterSat, 1721 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 35.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4668 SdHoareTripleChecker+Valid, 829 SdHoareTripleChecker+Invalid, 6444 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1721 IncrementalHoareTripleChecker+Valid, 4717 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 37.1s IncrementalHoareTripleChecker+Time [2023-03-31 02:41:16,128 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4668 Valid, 829 Invalid, 6444 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1721 Valid, 4717 Invalid, 6 Unknown, 0 Unchecked, 37.1s Time] [2023-03-31 02:41:16,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3505 states. [2023-03-31 02:41:17,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3505 to 3181. [2023-03-31 02:41:17,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3181 states, 2099 states have (on average 1.2763220581229158) internal successors, (2679), 2147 states have internal predecessors, (2679), 747 states have call successors, (747), 337 states have call predecessors, (747), 334 states have return successors, (738), 726 states have call predecessors, (738), 738 states have call successors, (738) [2023-03-31 02:41:17,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3181 states to 3181 states and 4164 transitions. [2023-03-31 02:41:17,474 INFO L78 Accepts]: Start accepts. Automaton has 3181 states and 4164 transitions. Word has length 34 [2023-03-31 02:41:17,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-31 02:41:17,474 INFO L495 AbstractCegarLoop]: Abstraction has 3181 states and 4164 transitions. [2023-03-31 02:41:17,475 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.5) internal successors, (21), 3 states have internal predecessors, (21), 3 states have call successors, (8), 5 states have call predecessors, (8), 1 states have return successors, (5), 2 states have call predecessors, (5), 3 states have call successors, (5) [2023-03-31 02:41:17,475 INFO L276 IsEmpty]: Start isEmpty. Operand 3181 states and 4164 transitions. [2023-03-31 02:41:17,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-03-31 02:41:17,478 INFO L187 NwaCegarLoop]: Found error trace [2023-03-31 02:41:17,478 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-03-31 02:41:17,478 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-03-31 02:41:17,478 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-31 02:41:17,478 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-31 02:41:17,479 INFO L85 PathProgramCache]: Analyzing trace with hash -204880364, now seen corresponding path program 1 times [2023-03-31 02:41:17,479 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-31 02:41:17,479 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [924146908] [2023-03-31 02:41:17,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-31 02:41:17,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-31 02:41:17,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 02:41:17,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-03-31 02:41:17,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 02:41:18,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-03-31 02:41:18,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 02:41:18,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-03-31 02:41:18,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 02:41:18,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-03-31 02:41:18,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 02:41:18,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-03-31 02:41:18,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 02:41:18,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-03-31 02:41:18,077 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-31 02:41:18,078 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [924146908] [2023-03-31 02:41:18,078 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [924146908] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-31 02:41:18,078 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-03-31 02:41:18,078 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-03-31 02:41:18,078 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [319968669] [2023-03-31 02:41:18,078 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-31 02:41:18,079 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-03-31 02:41:18,080 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-31 02:41:18,080 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-03-31 02:41:18,080 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-03-31 02:41:18,080 INFO L87 Difference]: Start difference. First operand 3181 states and 4164 transitions. Second operand has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (8), 5 states have call predecessors, (8), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2023-03-31 02:41:21,725 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-03-31 02:41:25,425 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []