./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--video--fbdev--via--viafb.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e19ca921 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--video--fbdev--via--viafb.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 159d68084b5403f80e4b7540fecb70dab3afa3eb4f2cbbe3cc657fb12a0df7e0 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-e19ca92 [2021-12-22 15:07:49,862 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 15:07:49,864 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 15:07:49,917 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 15:07:49,917 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 15:07:49,918 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 15:07:49,919 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 15:07:49,920 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 15:07:49,921 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 15:07:49,925 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 15:07:49,925 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 15:07:49,927 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 15:07:49,927 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 15:07:49,929 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 15:07:49,930 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 15:07:49,931 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 15:07:49,932 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 15:07:49,933 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 15:07:49,937 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 15:07:49,940 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 15:07:49,941 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 15:07:49,942 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 15:07:49,943 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 15:07:49,944 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 15:07:49,947 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 15:07:49,947 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 15:07:49,947 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 15:07:49,948 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 15:07:49,948 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 15:07:49,948 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 15:07:49,949 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 15:07:49,949 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 15:07:49,950 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 15:07:49,950 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 15:07:49,951 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 15:07:49,951 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 15:07:49,951 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 15:07:49,952 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 15:07:49,952 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 15:07:49,952 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 15:07:49,953 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 15:07:49,953 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-22 15:07:49,974 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 15:07:49,975 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 15:07:49,976 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 15:07:49,976 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 15:07:49,976 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 15:07:49,976 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 15:07:49,977 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 15:07:49,977 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 15:07:49,977 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 15:07:49,978 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 15:07:49,978 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 15:07:49,978 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 15:07:49,978 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-22 15:07:49,979 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 15:07:49,979 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-22 15:07:49,979 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-22 15:07:49,979 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 15:07:49,979 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-22 15:07:49,979 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 15:07:49,979 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 15:07:49,980 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 15:07:49,980 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 15:07:49,980 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 15:07:49,980 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 15:07:49,980 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-22 15:07:49,980 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-22 15:07:49,981 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-22 15:07:49,981 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-22 15:07:49,981 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-22 15:07:49,981 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-22 15:07:49,982 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 15:07:49,982 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 159d68084b5403f80e4b7540fecb70dab3afa3eb4f2cbbe3cc657fb12a0df7e0 [2021-12-22 15:07:50,172 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 15:07:50,186 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 15:07:50,188 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 15:07:50,189 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 15:07:50,189 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 15:07:50,190 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--video--fbdev--via--viafb.ko-entry_point.cil.out.i [2021-12-22 15:07:50,229 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb513fbf1/89241b720c084d7ca99a90cca74555ac/FLAG31222a3b5 [2021-12-22 15:07:50,954 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 15:07:50,954 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--video--fbdev--via--viafb.ko-entry_point.cil.out.i [2021-12-22 15:07:51,029 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb513fbf1/89241b720c084d7ca99a90cca74555ac/FLAG31222a3b5 [2021-12-22 15:07:51,503 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb513fbf1/89241b720c084d7ca99a90cca74555ac [2021-12-22 15:07:51,505 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 15:07:51,507 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 15:07:51,508 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 15:07:51,508 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 15:07:51,510 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 15:07:51,510 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:07:51" (1/1) ... [2021-12-22 15:07:51,511 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67f652cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:07:51, skipping insertion in model container [2021-12-22 15:07:51,511 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:07:51" (1/1) ... [2021-12-22 15:07:51,515 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 15:07:51,630 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 15:07:56,129 WARN L230 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-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--video--fbdev--via--viafb.ko-entry_point.cil.out.i[548244,548257] [2021-12-22 15:07:56,425 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 15:07:56,553 INFO L203 MainTranslator]: Completed pre-run [2021-12-22 15:07:56,988 WARN L230 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-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--video--fbdev--via--viafb.ko-entry_point.cil.out.i[548244,548257] [2021-12-22 15:07:57,005 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 15:07:57,380 INFO L208 MainTranslator]: Completed translation [2021-12-22 15:07:57,389 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:07:57 WrapperNode [2021-12-22 15:07:57,389 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 15:07:57,390 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-22 15:07:57,391 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-22 15:07:57,391 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-22 15:07:57,397 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:07:57" (1/1) ... [2021-12-22 15:07:57,591 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:07:57" (1/1) ... [2021-12-22 15:07:58,029 INFO L137 Inliner]: procedures = 861, calls = 10351, calls flagged for inlining = 291, calls inlined = 261, statements flattened = 16765 [2021-12-22 15:07:58,036 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-22 15:07:58,037 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-22 15:07:58,037 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-22 15:07:58,037 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-22 15:07:58,044 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:07:57" (1/1) ... [2021-12-22 15:07:58,046 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:07:57" (1/1) ... [2021-12-22 15:07:58,223 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:07:57" (1/1) ... [2021-12-22 15:07:58,223 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:07:57" (1/1) ... [2021-12-22 15:07:58,620 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:07:57" (1/1) ... [2021-12-22 15:07:58,661 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:07:57" (1/1) ... [2021-12-22 15:07:58,718 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:07:57" (1/1) ... [2021-12-22 15:07:58,786 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-22 15:07:58,787 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-22 15:07:58,787 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-22 15:07:58,787 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-22 15:07:58,788 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:07:57" (1/1) ... [2021-12-22 15:07:58,806 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 15:07:58,816 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 15:07:58,828 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) [2021-12-22 15:07:58,859 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 [2021-12-22 15:07:58,870 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2021-12-22 15:07:58,870 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_5 [2021-12-22 15:07:58,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_5 [2021-12-22 15:07:58,870 INFO L130 BoogieDeclarations]: Found specification of procedure integrated_lvds_disable [2021-12-22 15:07:58,871 INFO L138 BoogieDeclarations]: Found implementation of procedure integrated_lvds_disable [2021-12-22 15:07:58,871 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_lvds_identify_vt1636 [2021-12-22 15:07:58,871 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_lvds_identify_vt1636 [2021-12-22 15:07:58,871 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_gpio_remove [2021-12-22 15:07:58,872 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_gpio_remove [2021-12-22 15:07:58,872 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2021-12-22 15:07:58,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2021-12-22 15:07:58,872 INFO L130 BoogieDeclarations]: Found specification of procedure via_read_reg [2021-12-22 15:07:58,872 INFO L138 BoogieDeclarations]: Found implementation of procedure via_read_reg [2021-12-22 15:07:58,872 INFO L130 BoogieDeclarations]: Found specification of procedure write_dac_reg [2021-12-22 15:07:58,872 INFO L138 BoogieDeclarations]: Found implementation of procedure write_dac_reg [2021-12-22 15:07:58,873 INFO L130 BoogieDeclarations]: Found specification of procedure vx855_encode_pll [2021-12-22 15:07:58,873 INFO L138 BoogieDeclarations]: Found implementation of procedure vx855_encode_pll [2021-12-22 15:07:58,873 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_gpio_resume [2021-12-22 15:07:58,873 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_gpio_resume [2021-12-22 15:07:58,873 INFO L130 BoogieDeclarations]: Found specification of procedure via_pci_teardown_mmio [2021-12-22 15:07:58,873 INFO L138 BoogieDeclarations]: Found implementation of procedure via_pci_teardown_mmio [2021-12-22 15:07:58,873 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-22 15:07:58,873 INFO L130 BoogieDeclarations]: Found specification of procedure via_write_misc_reg_mask [2021-12-22 15:07:58,874 INFO L138 BoogieDeclarations]: Found implementation of procedure via_write_misc_reg_mask [2021-12-22 15:07:58,874 INFO L130 BoogieDeclarations]: Found specification of procedure framebuffer_alloc [2021-12-22 15:07:58,874 INFO L138 BoogieDeclarations]: Found implementation of procedure framebuffer_alloc [2021-12-22 15:07:58,874 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_check_var [2021-12-22 15:07:58,874 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_check_var [2021-12-22 15:07:58,874 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_dvp1_proc_write [2021-12-22 15:07:58,874 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_dvp1_proc_write [2021-12-22 15:07:58,875 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-22 15:07:58,875 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-22 15:07:58,875 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_i2c_readbyte [2021-12-22 15:07:58,875 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_i2c_readbyte [2021-12-22 15:07:58,875 INFO L130 BoogieDeclarations]: Found specification of procedure via_set_secondary_timing [2021-12-22 15:07:58,875 INFO L138 BoogieDeclarations]: Found implementation of procedure via_set_secondary_timing [2021-12-22 15:07:58,875 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-12-22 15:07:58,876 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-12-22 15:07:58,876 INFO L130 BoogieDeclarations]: Found specification of procedure set_dpa_vt1636 [2021-12-22 15:07:58,876 INFO L138 BoogieDeclarations]: Found implementation of procedure set_dpa_vt1636 [2021-12-22 15:07:58,876 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_load_FIFO_reg [2021-12-22 15:07:58,876 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_load_FIFO_reg [2021-12-22 15:07:58,876 INFO L130 BoogieDeclarations]: Found specification of procedure __platform_driver_register [2021-12-22 15:07:58,876 INFO L138 BoogieDeclarations]: Found implementation of procedure __platform_driver_register [2021-12-22 15:07:58,877 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-22 15:07:58,877 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-22 15:07:58,877 INFO L130 BoogieDeclarations]: Found specification of procedure simple_strtoul [2021-12-22 15:07:58,877 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_strtoul [2021-12-22 15:07:58,877 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_disable_lvds_vt1636 [2021-12-22 15:07:58,877 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_disable_lvds_vt1636 [2021-12-22 15:07:58,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-22 15:07:58,878 INFO L130 BoogieDeclarations]: Found specification of procedure get_clk_range_index [2021-12-22 15:07:58,878 INFO L138 BoogieDeclarations]: Found implementation of procedure get_clk_range_index [2021-12-22 15:07:58,878 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_dvi_enable [2021-12-22 15:07:58,878 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_dvi_enable [2021-12-22 15:07:58,878 INFO L130 BoogieDeclarations]: Found specification of procedure cfb_copyarea [2021-12-22 15:07:58,879 INFO L138 BoogieDeclarations]: Found implementation of procedure cfb_copyarea [2021-12-22 15:07:58,879 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-22 15:07:58,880 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-22 15:07:58,880 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-12-22 15:07:58,880 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-12-22 15:07:58,880 INFO L130 BoogieDeclarations]: Found specification of procedure get_var_refresh [2021-12-22 15:07:58,880 INFO L138 BoogieDeclarations]: Found implementation of procedure get_var_refresh [2021-12-22 15:07:58,880 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_unlock_crt [2021-12-22 15:07:58,881 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_unlock_crt [2021-12-22 15:07:58,881 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_load_fetch_count_reg [2021-12-22 15:07:58,881 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_load_fetch_count_reg [2021-12-22 15:07:58,881 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtou8_from_user [2021-12-22 15:07:58,881 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtou8_from_user [2021-12-22 15:07:58,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-22 15:07:58,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-22 15:07:58,882 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-22 15:07:58,882 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_reset_engine [2021-12-22 15:07:58,882 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_reset_engine [2021-12-22 15:07:58,882 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-22 15:07:58,883 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-22 15:07:58,883 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-22 15:07:58,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-22 15:07:58,883 INFO L130 BoogieDeclarations]: Found specification of procedure get_dvi_devices [2021-12-22 15:07:58,883 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dvi_devices [2021-12-22 15:07:58,883 INFO L130 BoogieDeclarations]: Found specification of procedure via_set_primary_timing [2021-12-22 15:07:58,883 INFO L138 BoogieDeclarations]: Found implementation of procedure via_set_primary_timing [2021-12-22 15:07:58,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_viafb_pm_hooks_lock [2021-12-22 15:07:58,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_viafb_pm_hooks_lock [2021-12-22 15:07:58,884 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_load_reg [2021-12-22 15:07:58,884 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_load_reg [2021-12-22 15:07:58,884 INFO L130 BoogieDeclarations]: Found specification of procedure register_framebuffer [2021-12-22 15:07:58,884 INFO L138 BoogieDeclarations]: Found implementation of procedure register_framebuffer [2021-12-22 15:07:58,884 INFO L130 BoogieDeclarations]: Found specification of procedure set_engine_pll_encoded [2021-12-22 15:07:58,884 INFO L138 BoogieDeclarations]: Found implementation of procedure set_engine_pll_encoded [2021-12-22 15:07:58,885 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-22 15:07:58,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-22 15:07:58,885 INFO L130 BoogieDeclarations]: Found specification of procedure via_set_sync_polarity [2021-12-22 15:07:58,885 INFO L138 BoogieDeclarations]: Found implementation of procedure via_set_sync_polarity [2021-12-22 15:07:58,885 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-22 15:07:58,886 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-22 15:07:58,886 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_gpio_suspend [2021-12-22 15:07:58,886 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_gpio_suspend [2021-12-22 15:07:58,886 INFO L130 BoogieDeclarations]: Found specification of procedure fb_set_suspend [2021-12-22 15:07:58,886 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_set_suspend [2021-12-22 15:07:58,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-22 15:07:58,887 INFO L130 BoogieDeclarations]: Found specification of procedure framebuffer_release [2021-12-22 15:07:58,887 INFO L138 BoogieDeclarations]: Found implementation of procedure framebuffer_release [2021-12-22 15:07:58,887 INFO L130 BoogieDeclarations]: Found specification of procedure parse_mode [2021-12-22 15:07:58,887 INFO L138 BoogieDeclarations]: Found implementation of procedure parse_mode [2021-12-22 15:07:58,888 INFO L130 BoogieDeclarations]: Found specification of procedure via_set_state [2021-12-22 15:07:58,888 INFO L138 BoogieDeclarations]: Found implementation of procedure via_set_state [2021-12-22 15:07:58,888 INFO L130 BoogieDeclarations]: Found specification of procedure get_lcd_devices [2021-12-22 15:07:58,888 INFO L138 BoogieDeclarations]: Found implementation of procedure get_lcd_devices [2021-12-22 15:07:58,888 INFO L130 BoogieDeclarations]: Found specification of procedure probe___0 [2021-12-22 15:07:58,888 INFO L138 BoogieDeclarations]: Found implementation of procedure probe___0 [2021-12-22 15:07:58,888 INFO L130 BoogieDeclarations]: Found specification of procedure probe___1 [2021-12-22 15:07:58,889 INFO L138 BoogieDeclarations]: Found implementation of procedure probe___1 [2021-12-22 15:07:58,889 INFO L130 BoogieDeclarations]: Found specification of procedure probe___3 [2021-12-22 15:07:58,889 INFO L138 BoogieDeclarations]: Found implementation of procedure probe___3 [2021-12-22 15:07:58,889 INFO L130 BoogieDeclarations]: Found specification of procedure via_set_source [2021-12-22 15:07:58,889 INFO L138 BoogieDeclarations]: Found implementation of procedure via_set_source [2021-12-22 15:07:58,890 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-22 15:07:58,890 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-22 15:07:58,892 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_8 [2021-12-22 15:07:58,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_8 [2021-12-22 15:07:58,892 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-22 15:07:58,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-22 15:07:58,893 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_3 [2021-12-22 15:07:58,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_3 [2021-12-22 15:07:58,893 INFO L130 BoogieDeclarations]: Found specification of procedure via_write_reg_mask [2021-12-22 15:07:58,893 INFO L138 BoogieDeclarations]: Found implementation of procedure via_write_reg_mask [2021-12-22 15:07:58,893 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~structbegin~~u16~0~u8~0~u8~0~structend~~TO~VOID [2021-12-22 15:07:58,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~structbegin~~u16~0~u8~0~u8~0~structend~~TO~VOID [2021-12-22 15:07:58,901 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-22 15:07:58,901 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-22 15:07:58,901 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-12-22 15:07:58,901 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-12-22 15:07:58,901 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_resume [2021-12-22 15:07:58,902 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_resume [2021-12-22 15:07:58,902 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-22 15:07:58,902 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-22 15:07:58,902 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-22 15:07:58,902 INFO L130 BoogieDeclarations]: Found specification of procedure cle266_encode_pll [2021-12-22 15:07:58,902 INFO L138 BoogieDeclarations]: Found implementation of procedure cle266_encode_pll [2021-12-22 15:07:58,902 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-22 15:07:58,902 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~~u32~0~X~~u32~0~X~~u8~0~X~~u32~0~X~~u32~0~X~~u32~0~X~~u32~0~X~$Pointer$~X~~u32~0~X~~u32~0~X~~u32~0~X~~u32~0~X~~u32~0~X~~u32~0~X~~u8~0~TO~int [2021-12-22 15:07:58,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~~u32~0~X~~u32~0~X~~u8~0~X~~u32~0~X~~u32~0~X~~u32~0~X~~u32~0~X~$Pointer$~X~~u32~0~X~~u32~0~X~~u32~0~X~~u32~0~X~~u32~0~X~~u32~0~X~~u8~0~TO~int [2021-12-22 15:07:58,903 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-22 15:07:58,903 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-22 15:07:58,903 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2021-12-22 15:07:58,903 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2021-12-22 15:07:58,903 INFO L130 BoogieDeclarations]: Found specification of procedure get_best_mode [2021-12-22 15:07:58,903 INFO L138 BoogieDeclarations]: Found implementation of procedure get_best_mode [2021-12-22 15:07:58,903 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_i2c_probe [2021-12-22 15:07:58,903 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_i2c_probe [2021-12-22 15:07:58,904 INFO L130 BoogieDeclarations]: Found specification of procedure get_pll_config [2021-12-22 15:07:58,904 INFO L138 BoogieDeclarations]: Found implementation of procedure get_pll_config [2021-12-22 15:07:58,904 INFO L130 BoogieDeclarations]: Found specification of procedure parse_port [2021-12-22 15:07:58,904 INFO L138 BoogieDeclarations]: Found implementation of procedure parse_port [2021-12-22 15:07:58,904 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_update_fix [2021-12-22 15:07:58,904 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_update_fix [2021-12-22 15:07:58,904 INFO L130 BoogieDeclarations]: Found specification of procedure cfb_fillrect [2021-12-22 15:07:58,904 INFO L138 BoogieDeclarations]: Found implementation of procedure cfb_fillrect [2021-12-22 15:07:58,904 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_setup_fixinfo [2021-12-22 15:07:58,905 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_setup_fixinfo [2021-12-22 15:07:58,905 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_dvi_sense [2021-12-22 15:07:58,905 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_dvi_sense [2021-12-22 15:07:58,905 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_set_iga_path [2021-12-22 15:07:58,905 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_set_iga_path [2021-12-22 15:07:58,905 INFO L130 BoogieDeclarations]: Found specification of procedure check_tmds_chip [2021-12-22 15:07:58,905 INFO L138 BoogieDeclarations]: Found implementation of procedure check_tmds_chip [2021-12-22 15:07:58,905 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_pm_unregister [2021-12-22 15:07:58,905 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_pm_unregister [2021-12-22 15:07:58,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-22 15:07:58,906 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_transfer [2021-12-22 15:07:58,906 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_transfer [2021-12-22 15:07:58,906 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-22 15:07:58,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-22 15:07:58,906 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_dfph_proc_write [2021-12-22 15:07:58,906 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_dfph_proc_write [2021-12-22 15:07:58,906 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_dvi_disable [2021-12-22 15:07:58,906 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_dvi_disable [2021-12-22 15:07:58,907 INFO L130 BoogieDeclarations]: Found specification of procedure k800_encode_pll [2021-12-22 15:07:58,907 INFO L138 BoogieDeclarations]: Found implementation of procedure k800_encode_pll [2021-12-22 15:07:58,907 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-12-22 15:07:58,907 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-12-22 15:07:58,907 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_lcd_enable [2021-12-22 15:07:58,907 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_lcd_enable [2021-12-22 15:07:58,907 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_lcd_set_mode [2021-12-22 15:07:58,907 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_lcd_set_mode [2021-12-22 15:07:58,908 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-12-22 15:07:58,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-12-22 15:07:58,908 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_pan_display [2021-12-22 15:07:58,908 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_pan_display [2021-12-22 15:07:58,908 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_5 [2021-12-22 15:07:58,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_5 [2021-12-22 15:07:58,909 INFO L130 BoogieDeclarations]: Found specification of procedure via_fb_pci_remove [2021-12-22 15:07:58,909 INFO L138 BoogieDeclarations]: Found implementation of procedure via_fb_pci_remove [2021-12-22 15:07:58,909 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_bus_free [2021-12-22 15:07:58,909 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_bus_free [2021-12-22 15:07:58,909 INFO L130 BoogieDeclarations]: Found specification of procedure via_set_primary_address [2021-12-22 15:07:58,910 INFO L138 BoogieDeclarations]: Found implementation of procedure via_set_primary_address [2021-12-22 15:07:58,910 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2021-12-22 15:07:58,910 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2021-12-22 15:07:58,910 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_init_lvds_output_interface [2021-12-22 15:07:58,910 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_init_lvds_output_interface [2021-12-22 15:07:58,910 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_set_bpp [2021-12-22 15:07:58,910 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_set_bpp [2021-12-22 15:07:58,910 INFO L130 BoogieDeclarations]: Found specification of procedure set_source_common [2021-12-22 15:07:58,911 INFO L138 BoogieDeclarations]: Found implementation of procedure set_source_common [2021-12-22 15:07:58,911 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_find_i2c_adapter [2021-12-22 15:07:58,911 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_find_i2c_adapter [2021-12-22 15:07:58,911 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_iga1_odev_proc_write [2021-12-22 15:07:58,911 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_iga1_odev_proc_write [2021-12-22 15:07:58,911 INFO L130 BoogieDeclarations]: Found specification of procedure integrated_lvds_enable [2021-12-22 15:07:58,912 INFO L138 BoogieDeclarations]: Found implementation of procedure integrated_lvds_enable [2021-12-22 15:07:58,912 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtou8 [2021-12-22 15:07:58,912 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtou8 [2021-12-22 15:07:58,912 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_set_par [2021-12-22 15:07:58,912 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_set_par [2021-12-22 15:07:58,912 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-22 15:07:58,912 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-22 15:07:58,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-22 15:07:58,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-22 15:07:58,913 INFO L130 BoogieDeclarations]: Found specification of procedure get_sync [2021-12-22 15:07:58,913 INFO L138 BoogieDeclarations]: Found implementation of procedure get_sync [2021-12-22 15:07:58,913 INFO L130 BoogieDeclarations]: Found specification of procedure get_pll_output_frequency [2021-12-22 15:07:58,913 INFO L138 BoogieDeclarations]: Found implementation of procedure get_pll_output_frequency [2021-12-22 15:07:58,913 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_iga2_odev_proc_write [2021-12-22 15:07:58,913 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_iga2_odev_proc_write [2021-12-22 15:07:58,913 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~~bool~0~TO~VOID [2021-12-22 15:07:58,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~~bool~0~TO~VOID [2021-12-22 15:07:58,913 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_i2c_remove [2021-12-22 15:07:58,914 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_i2c_remove [2021-12-22 15:07:58,914 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-22 15:07:58,914 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-22 15:07:58,914 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_enable_lvds_vt1636 [2021-12-22 15:07:58,914 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_enable_lvds_vt1636 [2021-12-22 15:07:58,914 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_lock_crt [2021-12-22 15:07:58,914 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_lock_crt [2021-12-22 15:07:58,914 INFO L130 BoogieDeclarations]: Found specification of procedure remove_proc_entry [2021-12-22 15:07:58,914 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_proc_entry [2021-12-22 15:07:58,915 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-22 15:07:58,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-22 15:07:58,915 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-22 15:07:58,915 INFO L130 BoogieDeclarations]: Found specification of procedure set_clock_source_common [2021-12-22 15:07:58,915 INFO L138 BoogieDeclarations]: Found implementation of procedure set_clock_source_common [2021-12-22 15:07:58,915 INFO L130 BoogieDeclarations]: Found specification of procedure k800_set_primary_pll_encoded [2021-12-22 15:07:58,915 INFO L138 BoogieDeclarations]: Found implementation of procedure k800_set_primary_pll_encoded [2021-12-22 15:07:58,916 INFO L130 BoogieDeclarations]: Found specification of procedure set_color_register [2021-12-22 15:07:58,917 INFO L138 BoogieDeclarations]: Found implementation of procedure set_color_register [2021-12-22 15:07:58,917 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2021-12-22 15:07:58,917 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2021-12-22 15:07:58,917 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-22 15:07:58,917 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-22 15:07:58,917 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_get_best_mode [2021-12-22 15:07:58,917 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_get_best_mode [2021-12-22 15:07:58,917 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-22 15:07:58,918 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_gpio_i2c_write_mask_lvds [2021-12-22 15:07:58,918 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_gpio_i2c_write_mask_lvds [2021-12-22 15:07:58,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_viafb_pm_hooks_lock [2021-12-22 15:07:58,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_viafb_pm_hooks_lock [2021-12-22 15:07:58,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-22 15:07:58,918 INFO L130 BoogieDeclarations]: Found specification of procedure tmds_register_write [2021-12-22 15:07:58,918 INFO L138 BoogieDeclarations]: Found implementation of procedure tmds_register_write [2021-12-22 15:07:58,918 INFO L130 BoogieDeclarations]: Found specification of procedure tmds_register_read [2021-12-22 15:07:58,918 INFO L138 BoogieDeclarations]: Found implementation of procedure tmds_register_read [2021-12-22 15:07:58,919 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_mmio_read [2021-12-22 15:07:58,919 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_mmio_read [2021-12-22 15:07:58,919 INFO L130 BoogieDeclarations]: Found specification of procedure cfb_imageblit [2021-12-22 15:07:58,919 INFO L138 BoogieDeclarations]: Found implementation of procedure cfb_imageblit [2021-12-22 15:07:58,919 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-22 15:07:58,919 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-22 15:07:58,919 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-22 15:07:58,919 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-22 15:07:58,919 INFO L130 BoogieDeclarations]: Found specification of procedure __udelay [2021-12-22 15:07:58,920 INFO L138 BoogieDeclarations]: Found implementation of procedure __udelay [2021-12-22 15:07:58,920 INFO L130 BoogieDeclarations]: Found specification of procedure proc_create [2021-12-22 15:07:58,920 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_create [2021-12-22 15:07:58,920 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_pm_register [2021-12-22 15:07:58,920 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_pm_register [2021-12-22 15:07:58,920 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2021-12-22 15:07:58,920 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_lseek [2021-12-22 15:07:58,920 INFO L130 BoogieDeclarations]: Found specification of procedure fb_get_color_depth [2021-12-22 15:07:58,920 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_get_color_depth [2021-12-22 15:07:58,920 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_lcd_disable [2021-12-22 15:07:58,921 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_lcd_disable [2021-12-22 15:07:58,921 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-22 15:07:58,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-22 15:07:58,921 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_vt1636_proc_write [2021-12-22 15:07:58,921 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_vt1636_proc_write [2021-12-22 15:07:58,921 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-22 15:07:58,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-22 15:07:58,921 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_i2c_writebyte [2021-12-22 15:07:58,922 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_i2c_writebyte [2021-12-22 15:07:58,922 INFO L130 BoogieDeclarations]: Found specification of procedure via_gpio_set [2021-12-22 15:07:58,922 INFO L138 BoogieDeclarations]: Found implementation of procedure via_gpio_set [2021-12-22 15:07:58,922 INFO L130 BoogieDeclarations]: Found specification of procedure var_to_timing [2021-12-22 15:07:58,922 INFO L138 BoogieDeclarations]: Found implementation of procedure var_to_timing [2021-12-22 15:07:58,922 INFO L130 BoogieDeclarations]: Found specification of procedure via_set_secondary_address [2021-12-22 15:07:58,922 INFO L138 BoogieDeclarations]: Found implementation of procedure via_set_secondary_address [2021-12-22 15:07:58,922 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-12-22 15:07:58,922 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-12-22 15:07:58,923 INFO L130 BoogieDeclarations]: Found specification of procedure via_aux_read [2021-12-22 15:07:58,923 INFO L138 BoogieDeclarations]: Found implementation of procedure via_aux_read [2021-12-22 15:07:58,923 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_gpio_enable [2021-12-22 15:07:58,923 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_gpio_enable [2021-12-22 15:07:58,923 INFO L130 BoogieDeclarations]: Found specification of procedure via_aux_probe [2021-12-22 15:07:58,923 INFO L138 BoogieDeclarations]: Found implementation of procedure via_aux_probe [2021-12-22 15:07:58,923 INFO L130 BoogieDeclarations]: Found specification of procedure odev_update [2021-12-22 15:07:58,923 INFO L138 BoogieDeclarations]: Found implementation of procedure odev_update [2021-12-22 15:07:58,923 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_gpio_i2c_read_lvds [2021-12-22 15:07:58,924 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_gpio_i2c_read_lvds [2021-12-22 15:07:58,924 INFO L130 BoogieDeclarations]: Found specification of procedure via_pci_remove [2021-12-22 15:07:58,924 INFO L138 BoogieDeclarations]: Found implementation of procedure via_pci_remove [2021-12-22 15:07:58,924 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2021-12-22 15:07:58,924 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2021-12-22 15:07:58,924 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-22 15:07:58,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-22 15:07:58,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-22 15:07:58,924 INFO L130 BoogieDeclarations]: Found specification of procedure set_lcd_output_path [2021-12-22 15:07:58,925 INFO L138 BoogieDeclarations]: Found implementation of procedure set_lcd_output_path [2021-12-22 15:07:58,925 INFO L130 BoogieDeclarations]: Found specification of procedure via_teardown_subdevs [2021-12-22 15:07:58,925 INFO L138 BoogieDeclarations]: Found implementation of procedure via_teardown_subdevs [2021-12-22 15:07:58,925 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2021-12-22 15:07:58,925 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2021-12-22 15:07:58,925 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_fill_var_timing_info [2021-12-22 15:07:58,925 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_fill_var_timing_info [2021-12-22 15:07:58,925 INFO L130 BoogieDeclarations]: Found specification of procedure strsep [2021-12-22 15:07:58,925 INFO L138 BoogieDeclarations]: Found implementation of procedure strsep [2021-12-22 15:07:58,925 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-22 15:07:58,926 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-22 15:07:58,926 INFO L130 BoogieDeclarations]: Found specification of procedure via_resume [2021-12-22 15:07:58,926 INFO L138 BoogieDeclarations]: Found implementation of procedure via_resume [2021-12-22 15:07:58,926 INFO L130 BoogieDeclarations]: Found specification of procedure proc_mkdir [2021-12-22 15:07:58,926 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_mkdir [2021-12-22 15:07:58,926 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_write_regx [2021-12-22 15:07:58,926 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_write_regx [2021-12-22 15:07:58,926 INFO L130 BoogieDeclarations]: Found specification of procedure fb_dealloc_cmap [2021-12-22 15:07:58,926 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_dealloc_cmap [2021-12-22 15:07:58,927 INFO L130 BoogieDeclarations]: Found specification of procedure via_aux_free [2021-12-22 15:07:58,927 INFO L138 BoogieDeclarations]: Found implementation of procedure via_aux_free [2021-12-22 15:07:58,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-22 15:07:58,927 INFO L130 BoogieDeclarations]: Found specification of procedure via_aux_add [2021-12-22 15:07:58,927 INFO L138 BoogieDeclarations]: Found implementation of procedure via_aux_add [2021-12-22 15:07:58,927 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_suspend [2021-12-22 15:07:58,927 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_suspend [2021-12-22 15:07:58,927 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_sync [2021-12-22 15:07:58,927 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_sync [2021-12-22 15:07:58,928 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_gpio_probe [2021-12-22 15:07:58,928 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_gpio_probe [2021-12-22 15:07:58,928 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_framebuffer [2021-12-22 15:07:58,928 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_framebuffer [2021-12-22 15:07:58,928 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_dvp0_proc_write [2021-12-22 15:07:58,928 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_dvp0_proc_write [2021-12-22 15:07:58,928 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~u8~0~TO~VOID [2021-12-22 15:07:58,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~u8~0~TO~VOID [2021-12-22 15:07:58,928 INFO L130 BoogieDeclarations]: Found specification of procedure fb_destroy_modedb [2021-12-22 15:07:58,929 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_destroy_modedb [2021-12-22 15:07:58,929 INFO L130 BoogieDeclarations]: Found specification of procedure via_write_reg [2021-12-22 15:07:58,929 INFO L138 BoogieDeclarations]: Found implementation of procedure via_write_reg [2021-12-22 15:07:58,929 INFO L130 BoogieDeclarations]: Found specification of procedure single_open [2021-12-22 15:07:58,929 INFO L138 BoogieDeclarations]: Found implementation of procedure single_open [2021-12-22 15:07:58,929 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_set_vclock [2021-12-22 15:07:58,929 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_set_vclock [2021-12-22 15:07:58,929 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-22 15:07:58,929 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-22 15:07:58,930 INFO L130 BoogieDeclarations]: Found specification of procedure via_aux_get_preferred_mode [2021-12-22 15:07:58,930 INFO L138 BoogieDeclarations]: Found implementation of procedure via_aux_get_preferred_mode [2021-12-22 15:07:58,930 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2021-12-22 15:07:58,930 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2021-12-22 15:07:58,930 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-22 15:07:58,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-22 15:07:58,930 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-12-22 15:07:58,930 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-12-22 15:07:58,931 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_driver_init_2 [2021-12-22 15:07:58,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_driver_init_2 [2021-12-22 15:07:58,931 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_dvi_set_mode [2021-12-22 15:07:58,931 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_dvi_set_mode [2021-12-22 15:07:58,931 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_dvi_query_EDID [2021-12-22 15:07:58,931 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_dvi_query_EDID [2021-12-22 15:07:58,931 INFO L130 BoogieDeclarations]: Found specification of procedure console_lock [2021-12-22 15:07:58,931 INFO L138 BoogieDeclarations]: Found implementation of procedure console_lock [2021-12-22 15:07:58,931 INFO L130 BoogieDeclarations]: Found specification of procedure console_unlock [2021-12-22 15:07:58,932 INFO L138 BoogieDeclarations]: Found implementation of procedure console_unlock [2021-12-22 15:07:58,932 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_set_dpa_gfx [2021-12-22 15:07:58,932 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_set_dpa_gfx [2021-12-22 15:07:58,932 INFO L130 BoogieDeclarations]: Found specification of procedure k800_set_secondary_pll_encoded [2021-12-22 15:07:58,932 INFO L138 BoogieDeclarations]: Found implementation of procedure k800_set_secondary_pll_encoded [2021-12-22 15:07:58,932 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_dfpl_proc_write [2021-12-22 15:07:58,932 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_dfpl_proc_write [2021-12-22 15:07:58,932 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_update_device_setting [2021-12-22 15:07:58,932 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_update_device_setting [2021-12-22 15:07:58,932 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2021-12-22 15:07:58,933 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2021-12-22 15:07:58,933 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_fill_crtc_timing [2021-12-22 15:07:58,933 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_fill_crtc_timing [2021-12-22 15:07:58,933 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2021-12-22 15:07:58,933 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2021-12-22 15:07:58,933 INFO L130 BoogieDeclarations]: Found specification of procedure machine_is_olpc [2021-12-22 15:07:58,933 INFO L138 BoogieDeclarations]: Found implementation of procedure machine_is_olpc [2021-12-22 15:07:58,933 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-12-22 15:07:58,933 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-12-22 15:07:58,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-22 15:07:58,934 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_mmio_write [2021-12-22 15:07:58,934 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_mmio_write [2021-12-22 15:07:58,934 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_show_hw_cursor [2021-12-22 15:07:58,934 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_show_hw_cursor [2021-12-22 15:07:58,934 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2021-12-22 15:07:58,934 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2021-12-22 15:08:00,010 INFO L234 CfgBuilder]: Building ICFG [2021-12-22 15:08:00,012 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-22 15:08:03,739 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-22 15:08:38,048 INFO L275 CfgBuilder]: Performing block encoding [2021-12-22 15:08:38,091 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-22 15:08:38,091 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-22 15:08:38,096 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 03:08:38 BoogieIcfgContainer [2021-12-22 15:08:38,096 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-22 15:08:38,098 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-22 15:08:38,098 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-22 15:08:38,101 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-22 15:08:38,101 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 03:07:51" (1/3) ... [2021-12-22 15:08:38,102 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@429a66b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 03:08:38, skipping insertion in model container [2021-12-22 15:08:38,102 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:07:57" (2/3) ... [2021-12-22 15:08:38,102 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@429a66b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 03:08:38, skipping insertion in model container [2021-12-22 15:08:38,102 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 03:08:38" (3/3) ... [2021-12-22 15:08:38,104 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--video--fbdev--via--viafb.ko-entry_point.cil.out.i [2021-12-22 15:08:38,108 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-22 15:08:38,108 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-22 15:08:38,163 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-22 15:08:38,167 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR [2021-12-22 15:08:38,167 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-22 15:08:38,244 INFO L276 IsEmpty]: Start isEmpty. Operand has 4733 states, 3348 states have (on average 1.4369772998805257) internal successors, (4811), 3534 states have internal predecessors, (4811), 1190 states have call successors, (1190), 194 states have call predecessors, (1190), 193 states have return successors, (1171), 1110 states have call predecessors, (1171), 1171 states have call successors, (1171) [2021-12-22 15:08:38,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-12-22 15:08:38,252 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 15:08:38,252 INFO L514 BasicCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 15:08:38,253 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 15:08:38,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 15:08:38,258 INFO L85 PathProgramCache]: Analyzing trace with hash -2096007740, now seen corresponding path program 1 times [2021-12-22 15:08:38,263 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 15:08:38,263 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1756351461] [2021-12-22 15:08:38,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 15:08:38,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 15:08:38,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:39,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 15:08:39,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:39,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:08:39,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:39,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 15:08:39,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:39,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-12-22 15:08:39,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:39,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:08:39,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:08:39,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 15:08:39,324 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 15:08:39,324 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1756351461] [2021-12-22 15:08:39,325 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1756351461] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 15:08:39,327 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 15:08:39,328 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-22 15:08:39,329 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [602709791] [2021-12-22 15:08:39,329 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 15:08:39,332 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-22 15:08:39,332 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 15:08:39,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-22 15:08:39,354 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-22 15:08:39,363 INFO L87 Difference]: Start difference. First operand has 4733 states, 3348 states have (on average 1.4369772998805257) internal successors, (4811), 3534 states have internal predecessors, (4811), 1190 states have call successors, (1190), 194 states have call predecessors, (1190), 193 states have return successors, (1171), 1110 states have call predecessors, (1171), 1171 states have call successors, (1171) Second operand has 5 states, 5 states have (on average 6.6) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (9), 5 states have call predecessors, (9), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5)