./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 839c364b 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 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 18:13:34,015 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 18:13:34,017 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 18:13:34,052 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 18:13:34,053 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 18:13:34,056 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 18:13:34,057 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 18:13:34,062 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 18:13:34,064 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 18:13:34,068 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 18:13:34,069 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 18:13:34,070 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 18:13:34,071 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 18:13:34,073 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 18:13:34,075 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 18:13:34,078 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 18:13:34,080 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 18:13:34,080 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 18:13:34,082 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 18:13:34,088 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 18:13:34,089 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 18:13:34,090 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 18:13:34,092 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 18:13:34,092 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 18:13:34,098 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 18:13:34,099 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 18:13:34,099 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 18:13:34,100 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 18:13:34,101 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 18:13:34,101 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 18:13:34,102 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 18:13:34,103 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 18:13:34,104 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 18:13:34,105 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 18:13:34,106 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 18:13:34,106 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 18:13:34,107 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 18:13:34,107 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 18:13:34,107 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 18:13:34,109 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 18:13:34,109 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 18:13:34,110 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-14 18:13:34,145 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 18:13:34,147 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 18:13:34,147 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 18:13:34,148 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 18:13:34,148 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-14 18:13:34,149 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-14 18:13:34,149 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 18:13:34,149 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 18:13:34,149 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 18:13:34,150 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 18:13:34,150 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-14 18:13:34,151 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 18:13:34,151 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-14 18:13:34,151 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-14 18:13:34,151 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-14 18:13:34,151 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-14 18:13:34,151 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 18:13:34,152 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-14 18:13:34,152 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 18:13:34,152 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 18:13:34,152 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-14 18:13:34,152 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 18:13:34,153 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 18:13:34,153 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-14 18:13:34,153 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-14 18:13:34,153 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-14 18:13:34,153 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-14 18:13:34,154 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-14 18:13:34,154 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-14 18:13:34,154 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-14 18:13:34,154 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 18:13:34,154 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 159d68084b5403f80e4b7540fecb70dab3afa3eb4f2cbbe3cc657fb12a0df7e0 [2021-12-14 18:13:34,434 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 18:13:34,468 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 18:13:34,470 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 18:13:34,471 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 18:13:34,471 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 18:13:34,473 INFO L432 ainManager$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 [2021-12-14 18:13:34,528 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e7a07053/896d35c7bf4c44e69409e77fa382d9ce/FLAG366b92abe [2021-12-14 18:13:35,481 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 18:13:35,482 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 [2021-12-14 18:13:35,561 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e7a07053/896d35c7bf4c44e69409e77fa382d9ce/FLAG366b92abe [2021-12-14 18:13:35,868 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e7a07053/896d35c7bf4c44e69409e77fa382d9ce [2021-12-14 18:13:35,870 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 18:13:35,872 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 18:13:35,875 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 18:13:35,875 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 18:13:35,878 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 18:13:35,879 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:13:35" (1/1) ... [2021-12-14 18:13:35,879 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33e0f7bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:13:35, skipping insertion in model container [2021-12-14 18:13:35,880 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:13:35" (1/1) ... [2021-12-14 18:13:35,886 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 18:13:36,033 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 18:13:40,319 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] [2021-12-14 18:13:40,599 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 18:13:40,714 INFO L203 MainTranslator]: Completed pre-run [2021-12-14 18:13:41,152 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] [2021-12-14 18:13:41,165 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 18:13:41,494 INFO L208 MainTranslator]: Completed translation [2021-12-14 18:13:41,495 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:13:41 WrapperNode [2021-12-14 18:13:41,495 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 18:13:41,496 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-14 18:13:41,496 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-14 18:13:41,496 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-14 18:13:41,502 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:13:41" (1/1) ... [2021-12-14 18:13:41,740 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:13:41" (1/1) ... [2021-12-14 18:13:42,318 INFO L137 Inliner]: procedures = 861, calls = 10351, calls flagged for inlining = 291, calls inlined = 261, statements flattened = 16765 [2021-12-14 18:13:42,319 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-14 18:13:42,320 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-14 18:13:42,320 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-14 18:13:42,320 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-14 18:13:42,328 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:13:41" (1/1) ... [2021-12-14 18:13:42,328 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:13:41" (1/1) ... [2021-12-14 18:13:42,454 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:13:41" (1/1) ... [2021-12-14 18:13:42,455 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:13:41" (1/1) ... [2021-12-14 18:13:42,818 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:13:41" (1/1) ... [2021-12-14 18:13:42,851 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:13:41" (1/1) ... [2021-12-14 18:13:42,930 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:13:41" (1/1) ... [2021-12-14 18:13:43,023 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-14 18:13:43,024 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-14 18:13:43,024 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-14 18:13:43,025 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-14 18:13:43,025 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:13:41" (1/1) ... [2021-12-14 18:13:43,031 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 18:13:43,039 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 18:13:43,050 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) [2021-12-14 18:13:43,073 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 [2021-12-14 18:13:43,085 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2021-12-14 18:13:43,086 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_5 [2021-12-14 18:13:43,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_5 [2021-12-14 18:13:43,086 INFO L130 BoogieDeclarations]: Found specification of procedure integrated_lvds_disable [2021-12-14 18:13:43,086 INFO L138 BoogieDeclarations]: Found implementation of procedure integrated_lvds_disable [2021-12-14 18:13:43,087 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_lvds_identify_vt1636 [2021-12-14 18:13:43,087 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_lvds_identify_vt1636 [2021-12-14 18:13:43,087 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_gpio_remove [2021-12-14 18:13:43,087 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_gpio_remove [2021-12-14 18:13:43,087 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2021-12-14 18:13:43,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2021-12-14 18:13:43,087 INFO L130 BoogieDeclarations]: Found specification of procedure via_read_reg [2021-12-14 18:13:43,088 INFO L138 BoogieDeclarations]: Found implementation of procedure via_read_reg [2021-12-14 18:13:43,088 INFO L130 BoogieDeclarations]: Found specification of procedure write_dac_reg [2021-12-14 18:13:43,088 INFO L138 BoogieDeclarations]: Found implementation of procedure write_dac_reg [2021-12-14 18:13:43,088 INFO L130 BoogieDeclarations]: Found specification of procedure vx855_encode_pll [2021-12-14 18:13:43,088 INFO L138 BoogieDeclarations]: Found implementation of procedure vx855_encode_pll [2021-12-14 18:13:43,088 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_gpio_resume [2021-12-14 18:13:43,088 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_gpio_resume [2021-12-14 18:13:43,089 INFO L130 BoogieDeclarations]: Found specification of procedure via_pci_teardown_mmio [2021-12-14 18:13:43,089 INFO L138 BoogieDeclarations]: Found implementation of procedure via_pci_teardown_mmio [2021-12-14 18:13:43,089 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-14 18:13:43,089 INFO L130 BoogieDeclarations]: Found specification of procedure via_write_misc_reg_mask [2021-12-14 18:13:43,089 INFO L138 BoogieDeclarations]: Found implementation of procedure via_write_misc_reg_mask [2021-12-14 18:13:43,089 INFO L130 BoogieDeclarations]: Found specification of procedure framebuffer_alloc [2021-12-14 18:13:43,089 INFO L138 BoogieDeclarations]: Found implementation of procedure framebuffer_alloc [2021-12-14 18:13:43,090 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_check_var [2021-12-14 18:13:43,090 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_check_var [2021-12-14 18:13:43,090 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_dvp1_proc_write [2021-12-14 18:13:43,090 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_dvp1_proc_write [2021-12-14 18:13:43,090 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-14 18:13:43,090 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-14 18:13:43,090 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_i2c_readbyte [2021-12-14 18:13:43,090 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_i2c_readbyte [2021-12-14 18:13:43,091 INFO L130 BoogieDeclarations]: Found specification of procedure via_set_secondary_timing [2021-12-14 18:13:43,091 INFO L138 BoogieDeclarations]: Found implementation of procedure via_set_secondary_timing [2021-12-14 18:13:43,091 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-12-14 18:13:43,091 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-12-14 18:13:43,091 INFO L130 BoogieDeclarations]: Found specification of procedure set_dpa_vt1636 [2021-12-14 18:13:43,092 INFO L138 BoogieDeclarations]: Found implementation of procedure set_dpa_vt1636 [2021-12-14 18:13:43,092 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_load_FIFO_reg [2021-12-14 18:13:43,092 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_load_FIFO_reg [2021-12-14 18:13:43,092 INFO L130 BoogieDeclarations]: Found specification of procedure __platform_driver_register [2021-12-14 18:13:43,092 INFO L138 BoogieDeclarations]: Found implementation of procedure __platform_driver_register [2021-12-14 18:13:43,092 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-14 18:13:43,093 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-14 18:13:43,093 INFO L130 BoogieDeclarations]: Found specification of procedure simple_strtoul [2021-12-14 18:13:43,093 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_strtoul [2021-12-14 18:13:43,093 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_disable_lvds_vt1636 [2021-12-14 18:13:43,093 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_disable_lvds_vt1636 [2021-12-14 18:13:43,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-14 18:13:43,094 INFO L130 BoogieDeclarations]: Found specification of procedure get_clk_range_index [2021-12-14 18:13:43,094 INFO L138 BoogieDeclarations]: Found implementation of procedure get_clk_range_index [2021-12-14 18:13:43,094 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_dvi_enable [2021-12-14 18:13:43,094 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_dvi_enable [2021-12-14 18:13:43,094 INFO L130 BoogieDeclarations]: Found specification of procedure cfb_copyarea [2021-12-14 18:13:43,095 INFO L138 BoogieDeclarations]: Found implementation of procedure cfb_copyarea [2021-12-14 18:13:43,095 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-14 18:13:43,095 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-14 18:13:43,096 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-12-14 18:13:43,096 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-12-14 18:13:43,096 INFO L130 BoogieDeclarations]: Found specification of procedure get_var_refresh [2021-12-14 18:13:43,096 INFO L138 BoogieDeclarations]: Found implementation of procedure get_var_refresh [2021-12-14 18:13:43,096 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_unlock_crt [2021-12-14 18:13:43,097 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_unlock_crt [2021-12-14 18:13:43,097 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_load_fetch_count_reg [2021-12-14 18:13:43,097 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_load_fetch_count_reg [2021-12-14 18:13:43,097 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtou8_from_user [2021-12-14 18:13:43,097 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtou8_from_user [2021-12-14 18:13:43,098 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-14 18:13:43,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-14 18:13:43,098 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-14 18:13:43,098 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_reset_engine [2021-12-14 18:13:43,099 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_reset_engine [2021-12-14 18:13:43,099 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-14 18:13:43,099 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-14 18:13:43,099 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-14 18:13:43,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-14 18:13:43,099 INFO L130 BoogieDeclarations]: Found specification of procedure get_dvi_devices [2021-12-14 18:13:43,099 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dvi_devices [2021-12-14 18:13:43,100 INFO L130 BoogieDeclarations]: Found specification of procedure via_set_primary_timing [2021-12-14 18:13:43,100 INFO L138 BoogieDeclarations]: Found implementation of procedure via_set_primary_timing [2021-12-14 18:13:43,100 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_viafb_pm_hooks_lock [2021-12-14 18:13:43,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_viafb_pm_hooks_lock [2021-12-14 18:13:43,100 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_load_reg [2021-12-14 18:13:43,100 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_load_reg [2021-12-14 18:13:43,100 INFO L130 BoogieDeclarations]: Found specification of procedure register_framebuffer [2021-12-14 18:13:43,100 INFO L138 BoogieDeclarations]: Found implementation of procedure register_framebuffer [2021-12-14 18:13:43,101 INFO L130 BoogieDeclarations]: Found specification of procedure set_engine_pll_encoded [2021-12-14 18:13:43,101 INFO L138 BoogieDeclarations]: Found implementation of procedure set_engine_pll_encoded [2021-12-14 18:13:43,101 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-14 18:13:43,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-14 18:13:43,102 INFO L130 BoogieDeclarations]: Found specification of procedure via_set_sync_polarity [2021-12-14 18:13:43,102 INFO L138 BoogieDeclarations]: Found implementation of procedure via_set_sync_polarity [2021-12-14 18:13:43,102 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-14 18:13:43,102 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-14 18:13:43,103 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_gpio_suspend [2021-12-14 18:13:43,103 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_gpio_suspend [2021-12-14 18:13:43,103 INFO L130 BoogieDeclarations]: Found specification of procedure fb_set_suspend [2021-12-14 18:13:43,103 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_set_suspend [2021-12-14 18:13:43,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-14 18:13:43,104 INFO L130 BoogieDeclarations]: Found specification of procedure framebuffer_release [2021-12-14 18:13:43,104 INFO L138 BoogieDeclarations]: Found implementation of procedure framebuffer_release [2021-12-14 18:13:43,104 INFO L130 BoogieDeclarations]: Found specification of procedure parse_mode [2021-12-14 18:13:43,104 INFO L138 BoogieDeclarations]: Found implementation of procedure parse_mode [2021-12-14 18:13:43,105 INFO L130 BoogieDeclarations]: Found specification of procedure via_set_state [2021-12-14 18:13:43,105 INFO L138 BoogieDeclarations]: Found implementation of procedure via_set_state [2021-12-14 18:13:43,105 INFO L130 BoogieDeclarations]: Found specification of procedure get_lcd_devices [2021-12-14 18:13:43,105 INFO L138 BoogieDeclarations]: Found implementation of procedure get_lcd_devices [2021-12-14 18:13:43,105 INFO L130 BoogieDeclarations]: Found specification of procedure probe___0 [2021-12-14 18:13:43,105 INFO L138 BoogieDeclarations]: Found implementation of procedure probe___0 [2021-12-14 18:13:43,105 INFO L130 BoogieDeclarations]: Found specification of procedure probe___1 [2021-12-14 18:13:43,106 INFO L138 BoogieDeclarations]: Found implementation of procedure probe___1 [2021-12-14 18:13:43,106 INFO L130 BoogieDeclarations]: Found specification of procedure probe___3 [2021-12-14 18:13:43,106 INFO L138 BoogieDeclarations]: Found implementation of procedure probe___3 [2021-12-14 18:13:43,106 INFO L130 BoogieDeclarations]: Found specification of procedure via_set_source [2021-12-14 18:13:43,106 INFO L138 BoogieDeclarations]: Found implementation of procedure via_set_source [2021-12-14 18:13:43,107 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-14 18:13:43,107 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-14 18:13:43,109 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_8 [2021-12-14 18:13:43,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_8 [2021-12-14 18:13:43,110 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-14 18:13:43,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-14 18:13:43,110 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_3 [2021-12-14 18:13:43,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_3 [2021-12-14 18:13:43,111 INFO L130 BoogieDeclarations]: Found specification of procedure via_write_reg_mask [2021-12-14 18:13:43,111 INFO L138 BoogieDeclarations]: Found implementation of procedure via_write_reg_mask [2021-12-14 18:13:43,111 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~structbegin~~u16~0~u8~0~u8~0~structend~~TO~VOID [2021-12-14 18:13:43,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~structbegin~~u16~0~u8~0~u8~0~structend~~TO~VOID [2021-12-14 18:13:43,115 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-14 18:13:43,116 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-14 18:13:43,116 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-12-14 18:13:43,116 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-12-14 18:13:43,116 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_resume [2021-12-14 18:13:43,116 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_resume [2021-12-14 18:13:43,116 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-14 18:13:43,116 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-14 18:13:43,116 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-14 18:13:43,117 INFO L130 BoogieDeclarations]: Found specification of procedure cle266_encode_pll [2021-12-14 18:13:43,117 INFO L138 BoogieDeclarations]: Found implementation of procedure cle266_encode_pll [2021-12-14 18:13:43,117 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-14 18:13:43,117 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 [2021-12-14 18:13:43,117 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 [2021-12-14 18:13:43,117 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-14 18:13:43,117 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-14 18:13:43,117 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2021-12-14 18:13:43,118 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2021-12-14 18:13:43,118 INFO L130 BoogieDeclarations]: Found specification of procedure get_best_mode [2021-12-14 18:13:43,118 INFO L138 BoogieDeclarations]: Found implementation of procedure get_best_mode [2021-12-14 18:13:43,118 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_i2c_probe [2021-12-14 18:13:43,118 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_i2c_probe [2021-12-14 18:13:43,118 INFO L130 BoogieDeclarations]: Found specification of procedure get_pll_config [2021-12-14 18:13:43,118 INFO L138 BoogieDeclarations]: Found implementation of procedure get_pll_config [2021-12-14 18:13:43,118 INFO L130 BoogieDeclarations]: Found specification of procedure parse_port [2021-12-14 18:13:43,119 INFO L138 BoogieDeclarations]: Found implementation of procedure parse_port [2021-12-14 18:13:43,119 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_update_fix [2021-12-14 18:13:43,119 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_update_fix [2021-12-14 18:13:43,119 INFO L130 BoogieDeclarations]: Found specification of procedure cfb_fillrect [2021-12-14 18:13:43,119 INFO L138 BoogieDeclarations]: Found implementation of procedure cfb_fillrect [2021-12-14 18:13:43,119 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_setup_fixinfo [2021-12-14 18:13:43,119 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_setup_fixinfo [2021-12-14 18:13:43,119 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_dvi_sense [2021-12-14 18:13:43,120 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_dvi_sense [2021-12-14 18:13:43,120 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_set_iga_path [2021-12-14 18:13:43,120 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_set_iga_path [2021-12-14 18:13:43,120 INFO L130 BoogieDeclarations]: Found specification of procedure check_tmds_chip [2021-12-14 18:13:43,120 INFO L138 BoogieDeclarations]: Found implementation of procedure check_tmds_chip [2021-12-14 18:13:43,120 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_pm_unregister [2021-12-14 18:13:43,120 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_pm_unregister [2021-12-14 18:13:43,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-14 18:13:43,120 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_transfer [2021-12-14 18:13:43,121 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_transfer [2021-12-14 18:13:43,121 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-14 18:13:43,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-14 18:13:43,121 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_dfph_proc_write [2021-12-14 18:13:43,121 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_dfph_proc_write [2021-12-14 18:13:43,121 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_dvi_disable [2021-12-14 18:13:43,121 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_dvi_disable [2021-12-14 18:13:43,121 INFO L130 BoogieDeclarations]: Found specification of procedure k800_encode_pll [2021-12-14 18:13:43,122 INFO L138 BoogieDeclarations]: Found implementation of procedure k800_encode_pll [2021-12-14 18:13:43,122 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-12-14 18:13:43,122 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-12-14 18:13:43,122 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_lcd_enable [2021-12-14 18:13:43,122 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_lcd_enable [2021-12-14 18:13:43,122 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_lcd_set_mode [2021-12-14 18:13:43,122 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_lcd_set_mode [2021-12-14 18:13:43,123 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-12-14 18:13:43,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-12-14 18:13:43,123 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_pan_display [2021-12-14 18:13:43,123 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_pan_display [2021-12-14 18:13:43,123 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_5 [2021-12-14 18:13:43,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_5 [2021-12-14 18:13:43,124 INFO L130 BoogieDeclarations]: Found specification of procedure via_fb_pci_remove [2021-12-14 18:13:43,124 INFO L138 BoogieDeclarations]: Found implementation of procedure via_fb_pci_remove [2021-12-14 18:13:43,124 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_bus_free [2021-12-14 18:13:43,124 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_bus_free [2021-12-14 18:13:43,125 INFO L130 BoogieDeclarations]: Found specification of procedure via_set_primary_address [2021-12-14 18:13:43,125 INFO L138 BoogieDeclarations]: Found implementation of procedure via_set_primary_address [2021-12-14 18:13:43,125 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2021-12-14 18:13:43,125 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2021-12-14 18:13:43,125 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_init_lvds_output_interface [2021-12-14 18:13:43,125 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_init_lvds_output_interface [2021-12-14 18:13:43,125 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_set_bpp [2021-12-14 18:13:43,125 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_set_bpp [2021-12-14 18:13:43,126 INFO L130 BoogieDeclarations]: Found specification of procedure set_source_common [2021-12-14 18:13:43,126 INFO L138 BoogieDeclarations]: Found implementation of procedure set_source_common [2021-12-14 18:13:43,126 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_find_i2c_adapter [2021-12-14 18:13:43,126 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_find_i2c_adapter [2021-12-14 18:13:43,126 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_iga1_odev_proc_write [2021-12-14 18:13:43,126 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_iga1_odev_proc_write [2021-12-14 18:13:43,126 INFO L130 BoogieDeclarations]: Found specification of procedure integrated_lvds_enable [2021-12-14 18:13:43,126 INFO L138 BoogieDeclarations]: Found implementation of procedure integrated_lvds_enable [2021-12-14 18:13:43,127 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtou8 [2021-12-14 18:13:43,127 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtou8 [2021-12-14 18:13:43,127 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_set_par [2021-12-14 18:13:43,127 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_set_par [2021-12-14 18:13:43,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-14 18:13:43,127 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-14 18:13:43,127 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-14 18:13:43,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-14 18:13:43,128 INFO L130 BoogieDeclarations]: Found specification of procedure get_sync [2021-12-14 18:13:43,128 INFO L138 BoogieDeclarations]: Found implementation of procedure get_sync [2021-12-14 18:13:43,128 INFO L130 BoogieDeclarations]: Found specification of procedure get_pll_output_frequency [2021-12-14 18:13:43,128 INFO L138 BoogieDeclarations]: Found implementation of procedure get_pll_output_frequency [2021-12-14 18:13:43,128 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_iga2_odev_proc_write [2021-12-14 18:13:43,128 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_iga2_odev_proc_write [2021-12-14 18:13:43,128 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~~bool~0~TO~VOID [2021-12-14 18:13:43,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~~bool~0~TO~VOID [2021-12-14 18:13:43,129 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_i2c_remove [2021-12-14 18:13:43,129 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_i2c_remove [2021-12-14 18:13:43,129 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-14 18:13:43,129 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-14 18:13:43,129 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_enable_lvds_vt1636 [2021-12-14 18:13:43,129 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_enable_lvds_vt1636 [2021-12-14 18:13:43,129 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_lock_crt [2021-12-14 18:13:43,129 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_lock_crt [2021-12-14 18:13:43,130 INFO L130 BoogieDeclarations]: Found specification of procedure remove_proc_entry [2021-12-14 18:13:43,130 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_proc_entry [2021-12-14 18:13:43,130 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-14 18:13:43,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-14 18:13:43,130 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-14 18:13:43,130 INFO L130 BoogieDeclarations]: Found specification of procedure set_clock_source_common [2021-12-14 18:13:43,130 INFO L138 BoogieDeclarations]: Found implementation of procedure set_clock_source_common [2021-12-14 18:13:43,130 INFO L130 BoogieDeclarations]: Found specification of procedure k800_set_primary_pll_encoded [2021-12-14 18:13:43,130 INFO L138 BoogieDeclarations]: Found implementation of procedure k800_set_primary_pll_encoded [2021-12-14 18:13:43,131 INFO L130 BoogieDeclarations]: Found specification of procedure set_color_register [2021-12-14 18:13:43,134 INFO L138 BoogieDeclarations]: Found implementation of procedure set_color_register [2021-12-14 18:13:43,134 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2021-12-14 18:13:43,134 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2021-12-14 18:13:43,134 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-14 18:13:43,135 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-14 18:13:43,135 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_get_best_mode [2021-12-14 18:13:43,135 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_get_best_mode [2021-12-14 18:13:43,135 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-14 18:13:43,135 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_gpio_i2c_write_mask_lvds [2021-12-14 18:13:43,136 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_gpio_i2c_write_mask_lvds [2021-12-14 18:13:43,136 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_viafb_pm_hooks_lock [2021-12-14 18:13:43,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_viafb_pm_hooks_lock [2021-12-14 18:13:43,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-14 18:13:43,137 INFO L130 BoogieDeclarations]: Found specification of procedure tmds_register_write [2021-12-14 18:13:43,137 INFO L138 BoogieDeclarations]: Found implementation of procedure tmds_register_write [2021-12-14 18:13:43,137 INFO L130 BoogieDeclarations]: Found specification of procedure tmds_register_read [2021-12-14 18:13:43,137 INFO L138 BoogieDeclarations]: Found implementation of procedure tmds_register_read [2021-12-14 18:13:43,137 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_mmio_read [2021-12-14 18:13:43,137 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_mmio_read [2021-12-14 18:13:43,137 INFO L130 BoogieDeclarations]: Found specification of procedure cfb_imageblit [2021-12-14 18:13:43,138 INFO L138 BoogieDeclarations]: Found implementation of procedure cfb_imageblit [2021-12-14 18:13:43,138 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-14 18:13:43,138 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-14 18:13:43,138 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-14 18:13:43,138 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-14 18:13:43,138 INFO L130 BoogieDeclarations]: Found specification of procedure __udelay [2021-12-14 18:13:43,138 INFO L138 BoogieDeclarations]: Found implementation of procedure __udelay [2021-12-14 18:13:43,138 INFO L130 BoogieDeclarations]: Found specification of procedure proc_create [2021-12-14 18:13:43,138 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_create [2021-12-14 18:13:43,139 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_pm_register [2021-12-14 18:13:43,139 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_pm_register [2021-12-14 18:13:43,139 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2021-12-14 18:13:43,139 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_lseek [2021-12-14 18:13:43,139 INFO L130 BoogieDeclarations]: Found specification of procedure fb_get_color_depth [2021-12-14 18:13:43,139 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_get_color_depth [2021-12-14 18:13:43,139 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_lcd_disable [2021-12-14 18:13:43,139 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_lcd_disable [2021-12-14 18:13:43,140 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-14 18:13:43,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-14 18:13:43,140 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_vt1636_proc_write [2021-12-14 18:13:43,140 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_vt1636_proc_write [2021-12-14 18:13:43,140 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-14 18:13:43,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-14 18:13:43,140 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_i2c_writebyte [2021-12-14 18:13:43,140 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_i2c_writebyte [2021-12-14 18:13:43,140 INFO L130 BoogieDeclarations]: Found specification of procedure via_gpio_set [2021-12-14 18:13:43,141 INFO L138 BoogieDeclarations]: Found implementation of procedure via_gpio_set [2021-12-14 18:13:43,141 INFO L130 BoogieDeclarations]: Found specification of procedure var_to_timing [2021-12-14 18:13:43,141 INFO L138 BoogieDeclarations]: Found implementation of procedure var_to_timing [2021-12-14 18:13:43,141 INFO L130 BoogieDeclarations]: Found specification of procedure via_set_secondary_address [2021-12-14 18:13:43,141 INFO L138 BoogieDeclarations]: Found implementation of procedure via_set_secondary_address [2021-12-14 18:13:43,141 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-12-14 18:13:43,141 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-12-14 18:13:43,141 INFO L130 BoogieDeclarations]: Found specification of procedure via_aux_read [2021-12-14 18:13:43,142 INFO L138 BoogieDeclarations]: Found implementation of procedure via_aux_read [2021-12-14 18:13:43,142 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_gpio_enable [2021-12-14 18:13:43,142 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_gpio_enable [2021-12-14 18:13:43,142 INFO L130 BoogieDeclarations]: Found specification of procedure via_aux_probe [2021-12-14 18:13:43,142 INFO L138 BoogieDeclarations]: Found implementation of procedure via_aux_probe [2021-12-14 18:13:43,142 INFO L130 BoogieDeclarations]: Found specification of procedure odev_update [2021-12-14 18:13:43,142 INFO L138 BoogieDeclarations]: Found implementation of procedure odev_update [2021-12-14 18:13:43,142 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_gpio_i2c_read_lvds [2021-12-14 18:13:43,142 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_gpio_i2c_read_lvds [2021-12-14 18:13:43,143 INFO L130 BoogieDeclarations]: Found specification of procedure via_pci_remove [2021-12-14 18:13:43,143 INFO L138 BoogieDeclarations]: Found implementation of procedure via_pci_remove [2021-12-14 18:13:43,143 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2021-12-14 18:13:43,143 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2021-12-14 18:13:43,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-14 18:13:43,143 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-14 18:13:43,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-14 18:13:43,143 INFO L130 BoogieDeclarations]: Found specification of procedure set_lcd_output_path [2021-12-14 18:13:43,144 INFO L138 BoogieDeclarations]: Found implementation of procedure set_lcd_output_path [2021-12-14 18:13:43,144 INFO L130 BoogieDeclarations]: Found specification of procedure via_teardown_subdevs [2021-12-14 18:13:43,144 INFO L138 BoogieDeclarations]: Found implementation of procedure via_teardown_subdevs [2021-12-14 18:13:43,144 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2021-12-14 18:13:43,144 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2021-12-14 18:13:43,144 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_fill_var_timing_info [2021-12-14 18:13:43,144 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_fill_var_timing_info [2021-12-14 18:13:43,144 INFO L130 BoogieDeclarations]: Found specification of procedure strsep [2021-12-14 18:13:43,144 INFO L138 BoogieDeclarations]: Found implementation of procedure strsep [2021-12-14 18:13:43,145 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-14 18:13:43,145 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-14 18:13:43,145 INFO L130 BoogieDeclarations]: Found specification of procedure via_resume [2021-12-14 18:13:43,145 INFO L138 BoogieDeclarations]: Found implementation of procedure via_resume [2021-12-14 18:13:43,145 INFO L130 BoogieDeclarations]: Found specification of procedure proc_mkdir [2021-12-14 18:13:43,145 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_mkdir [2021-12-14 18:13:43,145 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_write_regx [2021-12-14 18:13:43,145 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_write_regx [2021-12-14 18:13:43,145 INFO L130 BoogieDeclarations]: Found specification of procedure fb_dealloc_cmap [2021-12-14 18:13:43,146 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_dealloc_cmap [2021-12-14 18:13:43,146 INFO L130 BoogieDeclarations]: Found specification of procedure via_aux_free [2021-12-14 18:13:43,146 INFO L138 BoogieDeclarations]: Found implementation of procedure via_aux_free [2021-12-14 18:13:43,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-14 18:13:43,146 INFO L130 BoogieDeclarations]: Found specification of procedure via_aux_add [2021-12-14 18:13:43,146 INFO L138 BoogieDeclarations]: Found implementation of procedure via_aux_add [2021-12-14 18:13:43,146 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_suspend [2021-12-14 18:13:43,146 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_suspend [2021-12-14 18:13:43,147 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_sync [2021-12-14 18:13:43,147 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_sync [2021-12-14 18:13:43,147 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_gpio_probe [2021-12-14 18:13:43,147 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_gpio_probe [2021-12-14 18:13:43,147 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_framebuffer [2021-12-14 18:13:43,147 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_framebuffer [2021-12-14 18:13:43,147 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_dvp0_proc_write [2021-12-14 18:13:43,147 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_dvp0_proc_write [2021-12-14 18:13:43,148 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~u8~0~TO~VOID [2021-12-14 18:13:43,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~u8~0~TO~VOID [2021-12-14 18:13:43,148 INFO L130 BoogieDeclarations]: Found specification of procedure fb_destroy_modedb [2021-12-14 18:13:43,148 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_destroy_modedb [2021-12-14 18:13:43,148 INFO L130 BoogieDeclarations]: Found specification of procedure via_write_reg [2021-12-14 18:13:43,148 INFO L138 BoogieDeclarations]: Found implementation of procedure via_write_reg [2021-12-14 18:13:43,148 INFO L130 BoogieDeclarations]: Found specification of procedure single_open [2021-12-14 18:13:43,148 INFO L138 BoogieDeclarations]: Found implementation of procedure single_open [2021-12-14 18:13:43,148 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_set_vclock [2021-12-14 18:13:43,149 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_set_vclock [2021-12-14 18:13:43,149 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-14 18:13:43,149 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-14 18:13:43,149 INFO L130 BoogieDeclarations]: Found specification of procedure via_aux_get_preferred_mode [2021-12-14 18:13:43,149 INFO L138 BoogieDeclarations]: Found implementation of procedure via_aux_get_preferred_mode [2021-12-14 18:13:43,149 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2021-12-14 18:13:43,149 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2021-12-14 18:13:43,149 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-14 18:13:43,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-14 18:13:43,150 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-12-14 18:13:43,150 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-12-14 18:13:43,150 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_driver_init_2 [2021-12-14 18:13:43,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_driver_init_2 [2021-12-14 18:13:43,150 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_dvi_set_mode [2021-12-14 18:13:43,150 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_dvi_set_mode [2021-12-14 18:13:43,150 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_dvi_query_EDID [2021-12-14 18:13:43,150 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_dvi_query_EDID [2021-12-14 18:13:43,151 INFO L130 BoogieDeclarations]: Found specification of procedure console_lock [2021-12-14 18:13:43,151 INFO L138 BoogieDeclarations]: Found implementation of procedure console_lock [2021-12-14 18:13:43,151 INFO L130 BoogieDeclarations]: Found specification of procedure console_unlock [2021-12-14 18:13:43,151 INFO L138 BoogieDeclarations]: Found implementation of procedure console_unlock [2021-12-14 18:13:43,151 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_set_dpa_gfx [2021-12-14 18:13:43,151 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_set_dpa_gfx [2021-12-14 18:13:43,151 INFO L130 BoogieDeclarations]: Found specification of procedure k800_set_secondary_pll_encoded [2021-12-14 18:13:43,151 INFO L138 BoogieDeclarations]: Found implementation of procedure k800_set_secondary_pll_encoded [2021-12-14 18:13:43,151 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_dfpl_proc_write [2021-12-14 18:13:43,152 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_dfpl_proc_write [2021-12-14 18:13:43,152 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_update_device_setting [2021-12-14 18:13:43,152 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_update_device_setting [2021-12-14 18:13:43,152 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2021-12-14 18:13:43,152 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2021-12-14 18:13:43,152 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_fill_crtc_timing [2021-12-14 18:13:43,152 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_fill_crtc_timing [2021-12-14 18:13:43,152 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2021-12-14 18:13:43,152 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2021-12-14 18:13:43,153 INFO L130 BoogieDeclarations]: Found specification of procedure machine_is_olpc [2021-12-14 18:13:43,153 INFO L138 BoogieDeclarations]: Found implementation of procedure machine_is_olpc [2021-12-14 18:13:43,153 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-12-14 18:13:43,153 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-12-14 18:13:43,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-14 18:13:43,153 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_mmio_write [2021-12-14 18:13:43,153 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_mmio_write [2021-12-14 18:13:43,153 INFO L130 BoogieDeclarations]: Found specification of procedure viafb_show_hw_cursor [2021-12-14 18:13:43,154 INFO L138 BoogieDeclarations]: Found implementation of procedure viafb_show_hw_cursor [2021-12-14 18:13:43,154 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2021-12-14 18:13:43,154 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2021-12-14 18:13:44,475 INFO L236 CfgBuilder]: Building ICFG [2021-12-14 18:13:44,478 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-14 18:13:48,752 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-14 18:14:26,376 INFO L277 CfgBuilder]: Performing block encoding [2021-12-14 18:14:26,413 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-14 18:14:26,413 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-14 18:14:26,419 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:14:26 BoogieIcfgContainer [2021-12-14 18:14:26,419 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-14 18:14:26,421 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-14 18:14:26,421 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-14 18:14:26,424 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-14 18:14:26,424 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 06:13:35" (1/3) ... [2021-12-14 18:14:26,424 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23fa3162 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 06:14:26, skipping insertion in model container [2021-12-14 18:14:26,424 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:13:41" (2/3) ... [2021-12-14 18:14:26,425 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23fa3162 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 06:14:26, skipping insertion in model container [2021-12-14 18:14:26,425 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:14:26" (3/3) ... [2021-12-14 18:14:26,426 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--video--fbdev--via--viafb.ko-entry_point.cil.out.i [2021-12-14 18:14:26,430 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-14 18:14:26,430 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-14 18:14:26,484 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-14 18:14:26,490 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 [2021-12-14 18:14:26,490 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-14 18:14:26,578 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) [2021-12-14 18:14:26,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-12-14 18:14:26,585 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 18:14:26,586 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] [2021-12-14 18:14:26,586 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 18:14:26,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 18:14:26,597 INFO L85 PathProgramCache]: Analyzing trace with hash -2096007740, now seen corresponding path program 1 times [2021-12-14 18:14:26,604 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 18:14:26,604 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [177987647] [2021-12-14 18:14:26,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 18:14:26,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 18:14:27,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:27,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 18:14:27,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:27,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:14:27,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:27,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:14:27,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:27,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-12-14 18:14:27,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:27,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:14:27,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:14:27,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 18:14:27,729 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 18:14:27,730 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [177987647] [2021-12-14 18:14:27,730 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [177987647] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 18:14:27,731 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 18:14:27,731 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-14 18:14:27,733 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [512476134] [2021-12-14 18:14:27,733 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 18:14:27,736 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-14 18:14:27,736 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 18:14:27,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-14 18:14:27,760 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-14 18:14:27,772 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)