./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-08_1a-drivers--video--fbdev--core--fb.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 35987657 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-08_1a-drivers--video--fbdev--core--fb.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 2bf66c918295559060a8e3ec892f4cbf4fc66cf4b9f3e9338e9b0a339b20bc2f --- Real Ultimate output --- This is Ultimate 0.2.2-?-3598765 [2022-07-21 12:03:57,923 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 12:03:57,925 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 12:03:57,946 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 12:03:57,947 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 12:03:57,948 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 12:03:57,951 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 12:03:57,953 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 12:03:57,954 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 12:03:57,958 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 12:03:57,965 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 12:03:57,967 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 12:03:57,970 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 12:03:57,972 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 12:03:57,972 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 12:03:57,973 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 12:03:57,975 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 12:03:57,976 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 12:03:57,977 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 12:03:57,979 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 12:03:57,981 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 12:03:57,982 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 12:03:57,983 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 12:03:57,984 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 12:03:57,985 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 12:03:57,989 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 12:03:57,992 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 12:03:57,992 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 12:03:57,993 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 12:03:57,993 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 12:03:57,994 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 12:03:57,994 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 12:03:57,995 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 12:03:57,996 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 12:03:57,996 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 12:03:57,998 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 12:03:57,998 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 12:03:57,998 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 12:03:57,998 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 12:03:57,999 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 12:03:57,999 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 12:03:58,000 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 12:03:58,005 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-21 12:03:58,028 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 12:03:58,029 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 12:03:58,029 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 12:03:58,029 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 12:03:58,030 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 12:03:58,030 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 12:03:58,031 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 12:03:58,031 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 12:03:58,031 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 12:03:58,032 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 12:03:58,032 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-21 12:03:58,032 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 12:03:58,032 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-21 12:03:58,032 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 12:03:58,032 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-21 12:03:58,033 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-21 12:03:58,033 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 12:03:58,033 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-21 12:03:58,033 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 12:03:58,033 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 12:03:58,034 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 12:03:58,034 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 12:03:58,034 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 12:03:58,034 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 12:03:58,034 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-21 12:03:58,034 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-21 12:03:58,034 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-21 12:03:58,035 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-21 12:03:58,035 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-21 12:03:58,035 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-21 12:03:58,035 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2bf66c918295559060a8e3ec892f4cbf4fc66cf4b9f3e9338e9b0a339b20bc2f [2022-07-21 12:03:58,364 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 12:03:58,395 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 12:03:58,397 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 12:03:58,397 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 12:03:58,398 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 12:03:58,400 INFO L432 ainManager$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-08_1a-drivers--video--fbdev--core--fb.ko-entry_point.cil.out.i [2022-07-21 12:03:58,439 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41c95597d/d651cb35239f428884b7346d0965ef53/FLAG5304ffe5b [2022-07-21 12:03:59,140 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 12:03:59,141 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--video--fbdev--core--fb.ko-entry_point.cil.out.i [2022-07-21 12:03:59,182 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41c95597d/d651cb35239f428884b7346d0965ef53/FLAG5304ffe5b [2022-07-21 12:03:59,423 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41c95597d/d651cb35239f428884b7346d0965ef53 [2022-07-21 12:03:59,425 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 12:03:59,426 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 12:03:59,427 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 12:03:59,427 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 12:03:59,429 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 12:03:59,430 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:03:59" (1/1) ... [2022-07-21 12:03:59,431 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f63ee79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:03:59, skipping insertion in model container [2022-07-21 12:03:59,431 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:03:59" (1/1) ... [2022-07-21 12:03:59,435 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 12:03:59,542 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 12:04:02,839 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-08_1a-drivers--video--fbdev--core--fb.ko-entry_point.cil.out.i[416114,416127] [2022-07-21 12:04:02,915 WARN L611 FunctionHandler]: implicit declaration of function ldv_xmalloc [2022-07-21 12:04:02,922 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 12:04:03,092 INFO L203 MainTranslator]: Completed pre-run [2022-07-21 12:04:03,734 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-08_1a-drivers--video--fbdev--core--fb.ko-entry_point.cil.out.i[416114,416127] [2022-07-21 12:04:03,750 WARN L611 FunctionHandler]: implicit declaration of function ldv_xmalloc [2022-07-21 12:04:03,752 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 12:04:04,007 INFO L208 MainTranslator]: Completed translation [2022-07-21 12:04:04,007 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:04:04 WrapperNode [2022-07-21 12:04:04,008 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-21 12:04:04,008 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-21 12:04:04,009 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-21 12:04:04,009 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-21 12:04:04,013 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:04:04" (1/1) ... [2022-07-21 12:04:04,136 ERROR L1136 TypeChecker]: C: info->var.green.length [4966]: Undeclared identifier #t~mem253 in IdentifierExpression[#t~mem253,] [2022-07-21 12:04:04,349 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:04:04" (1/1) ... [2022-07-21 12:04:04,349 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-21 12:04:04,349 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2022-07-21 12:04:04,352 INFO L158 Benchmark]: Toolchain (without parser) took 4925.26ms. Allocated memory was 86.0MB in the beginning and 346.0MB in the end (delta: 260.0MB). Free memory was 60.3MB in the beginning and 237.3MB in the end (delta: -177.0MB). Peak memory consumption was 135.3MB. Max. memory is 16.1GB. [2022-07-21 12:04:04,363 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 54.5MB. Free memory was 36.0MB in the beginning and 36.0MB in the end (delta: 33.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-21 12:04:04,364 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4581.22ms. Allocated memory was 86.0MB in the beginning and 218.1MB in the end (delta: 132.1MB). Free memory was 60.1MB in the beginning and 74.3MB in the end (delta: -14.2MB). Peak memory consumption was 129.5MB. Max. memory is 16.1GB. [2022-07-21 12:04:04,365 INFO L158 Benchmark]: Boogie Procedure Inliner took 340.97ms. Allocated memory was 218.1MB in the beginning and 346.0MB in the end (delta: 127.9MB). Free memory was 74.3MB in the beginning and 237.3MB in the end (delta: -163.0MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. [2022-07-21 12:04:04,366 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 54.5MB. Free memory was 36.0MB in the beginning and 36.0MB in the end (delta: 33.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4581.22ms. Allocated memory was 86.0MB in the beginning and 218.1MB in the end (delta: 132.1MB). Free memory was 60.1MB in the beginning and 74.3MB in the end (delta: -14.2MB). Peak memory consumption was 129.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 340.97ms. Allocated memory was 218.1MB in the beginning and 346.0MB in the end (delta: 127.9MB). Free memory was 74.3MB in the beginning and 237.3MB in the end (delta: -163.0MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - TypeErrorResult [Line: 4966]: Type Error Undeclared identifier #t~mem253 in IdentifierExpression[#t~mem253,] RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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-08_1a-drivers--video--fbdev--core--fb.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.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 2bf66c918295559060a8e3ec892f4cbf4fc66cf4b9f3e9338e9b0a339b20bc2f --- Real Ultimate output --- This is Ultimate 0.2.2-?-3598765 [2022-07-21 12:04:06,556 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 12:04:06,559 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 12:04:06,595 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 12:04:06,596 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 12:04:06,597 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 12:04:06,600 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 12:04:06,602 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 12:04:06,604 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 12:04:06,607 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 12:04:06,608 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 12:04:06,610 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 12:04:06,610 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 12:04:06,612 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 12:04:06,613 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 12:04:06,617 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 12:04:06,618 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 12:04:06,619 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 12:04:06,620 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 12:04:06,625 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 12:04:06,626 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 12:04:06,627 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 12:04:06,628 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 12:04:06,629 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 12:04:06,630 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 12:04:06,635 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 12:04:06,635 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 12:04:06,636 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 12:04:06,636 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 12:04:06,637 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 12:04:06,637 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 12:04:06,638 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 12:04:06,639 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 12:04:06,640 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 12:04:06,641 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 12:04:06,641 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 12:04:06,641 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 12:04:06,642 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 12:04:06,642 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 12:04:06,642 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 12:04:06,643 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 12:04:06,644 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 12:04:06,650 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-21 12:04:06,672 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 12:04:06,672 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 12:04:06,673 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 12:04:06,673 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 12:04:06,673 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 12:04:06,674 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 12:04:06,674 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 12:04:06,674 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 12:04:06,674 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 12:04:06,675 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 12:04:06,675 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 12:04:06,675 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-21 12:04:06,676 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 12:04:06,676 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-21 12:04:06,676 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-21 12:04:06,676 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-21 12:04:06,676 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-21 12:04:06,676 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-21 12:04:06,677 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 12:04:06,677 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-21 12:04:06,677 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 12:04:06,677 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 12:04:06,677 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 12:04:06,677 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 12:04:06,678 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 12:04:06,678 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 12:04:06,678 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-21 12:04:06,678 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-21 12:04:06,678 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-21 12:04:06,678 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-21 12:04:06,679 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-21 12:04:06,679 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-21 12:04:06,679 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-21 12:04:06,679 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2bf66c918295559060a8e3ec892f4cbf4fc66cf4b9f3e9338e9b0a339b20bc2f [2022-07-21 12:04:06,940 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 12:04:06,958 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 12:04:06,961 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 12:04:06,962 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 12:04:06,963 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 12:04:06,964 INFO L432 ainManager$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-08_1a-drivers--video--fbdev--core--fb.ko-entry_point.cil.out.i [2022-07-21 12:04:07,014 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03f66810f/f1dcc264132c40238d3e924d08b679ad/FLAGcc30c07e4 [2022-07-21 12:04:07,736 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 12:04:07,740 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--video--fbdev--core--fb.ko-entry_point.cil.out.i [2022-07-21 12:04:07,798 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03f66810f/f1dcc264132c40238d3e924d08b679ad/FLAGcc30c07e4 [2022-07-21 12:04:08,041 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03f66810f/f1dcc264132c40238d3e924d08b679ad [2022-07-21 12:04:08,043 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 12:04:08,044 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 12:04:08,046 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 12:04:08,046 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 12:04:08,049 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 12:04:08,049 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:04:08" (1/1) ... [2022-07-21 12:04:08,050 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@268e7149 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:04:08, skipping insertion in model container [2022-07-21 12:04:08,050 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:04:08" (1/1) ... [2022-07-21 12:04:08,055 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 12:04:08,185 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 12:04:10,543 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-08_1a-drivers--video--fbdev--core--fb.ko-entry_point.cil.out.i[416114,416127] [2022-07-21 12:04:10,596 WARN L611 FunctionHandler]: implicit declaration of function ldv_xmalloc [2022-07-21 12:04:10,616 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 12:04:10,719 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-21 12:04:10,809 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 12:04:11,217 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-08_1a-drivers--video--fbdev--core--fb.ko-entry_point.cil.out.i[416114,416127] [2022-07-21 12:04:11,220 WARN L611 FunctionHandler]: implicit declaration of function ldv_xmalloc [2022-07-21 12:04:11,221 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 12:04:11,294 INFO L203 MainTranslator]: Completed pre-run [2022-07-21 12:04:11,621 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-08_1a-drivers--video--fbdev--core--fb.ko-entry_point.cil.out.i[416114,416127] [2022-07-21 12:04:11,624 WARN L611 FunctionHandler]: implicit declaration of function ldv_xmalloc [2022-07-21 12:04:11,625 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 12:04:11,833 INFO L208 MainTranslator]: Completed translation [2022-07-21 12:04:11,833 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:04:11 WrapperNode [2022-07-21 12:04:11,834 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-21 12:04:11,835 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-21 12:04:11,835 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-21 12:04:11,835 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-21 12:04:11,840 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:04:11" (1/1) ... [2022-07-21 12:04:12,003 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:04:11" (1/1) ... [2022-07-21 12:04:12,381 INFO L137 Inliner]: procedures = 431, calls = 9040, calls flagged for inlining = 165, calls inlined = 145, statements flattened = 13654 [2022-07-21 12:04:12,381 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-21 12:04:12,382 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-21 12:04:12,382 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-21 12:04:12,382 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-21 12:04:12,388 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:04:11" (1/1) ... [2022-07-21 12:04:12,389 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:04:11" (1/1) ... [2022-07-21 12:04:12,459 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:04:11" (1/1) ... [2022-07-21 12:04:12,459 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:04:11" (1/1) ... [2022-07-21 12:04:12,622 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:04:11" (1/1) ... [2022-07-21 12:04:12,650 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:04:11" (1/1) ... [2022-07-21 12:04:12,698 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:04:11" (1/1) ... [2022-07-21 12:04:12,746 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-21 12:04:12,748 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-21 12:04:12,748 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-21 12:04:12,748 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-21 12:04:12,749 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:04:11" (1/1) ... [2022-07-21 12:04:12,754 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 12:04:12,761 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 12:04:12,784 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) [2022-07-21 12:04:12,898 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 [2022-07-21 12:04:12,920 INFO L130 BoogieDeclarations]: Found specification of procedure fb_timings_vfreq [2022-07-21 12:04:12,920 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_timings_vfreq [2022-07-21 12:04:12,920 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2022-07-21 12:04:12,920 INFO L130 BoogieDeclarations]: Found specification of procedure fb_create_modedb [2022-07-21 12:04:12,920 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_create_modedb [2022-07-21 12:04:12,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-21 12:04:12,920 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-21 12:04:12,921 INFO L130 BoogieDeclarations]: Found specification of procedure fb_deferred_io_mkwrite [2022-07-21 12:04:12,921 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_deferred_io_mkwrite [2022-07-21 12:04:12,921 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-21 12:04:12,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-21 12:04:12,921 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2022-07-21 12:04:12,921 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2022-07-21 12:04:12,921 INFO L130 BoogieDeclarations]: Found specification of procedure fb_timings_dclk [2022-07-21 12:04:12,921 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_timings_dclk [2022-07-21 12:04:12,921 INFO L130 BoogieDeclarations]: Found specification of procedure edid_is_limits_block [2022-07-21 12:04:12,922 INFO L138 BoogieDeclarations]: Found implementation of procedure edid_is_limits_block [2022-07-21 12:04:12,922 INFO L130 BoogieDeclarations]: Found specification of procedure edid_is_monitor_block [2022-07-21 12:04:12,922 INFO L138 BoogieDeclarations]: Found implementation of procedure edid_is_monitor_block [2022-07-21 12:04:12,922 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-07-21 12:04:12,922 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-21 12:04:12,922 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-21 12:04:12,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-21 12:04:12,922 INFO L130 BoogieDeclarations]: Found specification of procedure put_fb_info [2022-07-21 12:04:12,922 INFO L138 BoogieDeclarations]: Found implementation of procedure put_fb_info [2022-07-21 12:04:12,923 INFO L130 BoogieDeclarations]: Found specification of procedure fb_add_videomode [2022-07-21 12:04:12,923 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_add_videomode [2022-07-21 12:04:12,923 INFO L130 BoogieDeclarations]: Found specification of procedure edid_is_timing_block [2022-07-21 12:04:12,923 INFO L138 BoogieDeclarations]: Found implementation of procedure edid_is_timing_block [2022-07-21 12:04:12,923 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-21 12:04:12,923 INFO L130 BoogieDeclarations]: Found specification of procedure pm_vt_switch_required [2022-07-21 12:04:12,923 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_vt_switch_required [2022-07-21 12:04:12,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2022-07-21 12:04:12,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-21 12:04:12,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-21 12:04:12,924 INFO L130 BoogieDeclarations]: Found specification of procedure edid_is_ascii_block [2022-07-21 12:04:12,924 INFO L138 BoogieDeclarations]: Found implementation of procedure edid_is_ascii_block [2022-07-21 12:04:12,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-07-21 12:04:12,924 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2022-07-21 12:04:12,924 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2022-07-21 12:04:12,924 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-07-21 12:04:12,924 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-07-21 12:04:12,925 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-07-21 12:04:12,925 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-07-21 12:04:12,925 INFO L130 BoogieDeclarations]: Found specification of procedure fb_timings_hfreq [2022-07-21 12:04:12,925 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_timings_hfreq [2022-07-21 12:04:12,925 INFO L130 BoogieDeclarations]: Found specification of procedure do_unregister_framebuffer [2022-07-21 12:04:12,925 INFO L138 BoogieDeclarations]: Found implementation of procedure do_unregister_framebuffer [2022-07-21 12:04:12,925 INFO L130 BoogieDeclarations]: Found specification of procedure fb_deferred_io_fault [2022-07-21 12:04:12,925 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_deferred_io_fault [2022-07-21 12:04:12,926 INFO L130 BoogieDeclarations]: Found specification of procedure fb_seq_show [2022-07-21 12:04:12,926 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_seq_show [2022-07-21 12:04:12,926 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~TO~C_INT [2022-07-21 12:04:12,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~TO~C_INT [2022-07-21 12:04:12,926 INFO L130 BoogieDeclarations]: Found specification of procedure fb_pan_display [2022-07-21 12:04:12,926 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_pan_display [2022-07-21 12:04:12,926 INFO L130 BoogieDeclarations]: Found specification of procedure fb_be_math [2022-07-21 12:04:12,926 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_be_math [2022-07-21 12:04:12,926 INFO L130 BoogieDeclarations]: Found specification of procedure fb_var_to_videomode [2022-07-21 12:04:12,927 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_var_to_videomode [2022-07-21 12:04:12,927 INFO L130 BoogieDeclarations]: Found specification of procedure fb_get_vblank [2022-07-21 12:04:12,927 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_get_vblank [2022-07-21 12:04:12,927 INFO L130 BoogieDeclarations]: Found specification of procedure fb_mode_is_equal [2022-07-21 12:04:12,927 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_mode_is_equal [2022-07-21 12:04:12,927 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-21 12:04:12,927 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-21 12:04:12,927 INFO L130 BoogieDeclarations]: Found specification of procedure unlink_framebuffer [2022-07-21 12:04:12,927 INFO L138 BoogieDeclarations]: Found implementation of procedure unlink_framebuffer [2022-07-21 12:04:12,928 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-07-21 12:04:12,928 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-07-21 12:04:12,928 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2022-07-21 12:04:12,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2022-07-21 12:04:12,928 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-07-21 12:04:12,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-07-21 12:04:12,928 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2022-07-21 12:04:12,928 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2022-07-21 12:04:12,928 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-21 12:04:12,929 INFO L130 BoogieDeclarations]: Found specification of procedure fb_show_logo_line [2022-07-21 12:04:12,929 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_show_logo_line [2022-07-21 12:04:12,929 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-07-21 12:04:12,929 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-07-21 12:04:12,929 INFO L130 BoogieDeclarations]: Found specification of procedure fb_get_color_depth [2022-07-21 12:04:12,929 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_get_color_depth [2022-07-21 12:04:12,929 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-21 12:04:12,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-21 12:04:12,929 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-21 12:04:12,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-07-21 12:04:12,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-07-21 12:04:12,930 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-21 12:04:12,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-21 12:04:12,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-07-21 12:04:12,930 INFO L130 BoogieDeclarations]: Found specification of procedure do_fb_ioctl [2022-07-21 12:04:12,930 INFO L138 BoogieDeclarations]: Found implementation of procedure do_fb_ioctl [2022-07-21 12:04:12,930 INFO L130 BoogieDeclarations]: Found specification of procedure fb_set_logocmap [2022-07-21 12:04:12,930 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_set_logocmap [2022-07-21 12:04:12,931 INFO L130 BoogieDeclarations]: Found specification of procedure lock_page [2022-07-21 12:04:12,931 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_page [2022-07-21 12:04:12,931 INFO L130 BoogieDeclarations]: Found specification of procedure fb_copy_cmap [2022-07-21 12:04:12,931 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_copy_cmap [2022-07-21 12:04:12,931 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2022-07-21 12:04:12,931 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2022-07-21 12:04:12,931 INFO L130 BoogieDeclarations]: Found specification of procedure fb_notifier_call_chain [2022-07-21 12:04:12,931 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_notifier_call_chain [2022-07-21 12:04:12,931 INFO L130 BoogieDeclarations]: Found specification of procedure edid_check_header [2022-07-21 12:04:12,932 INFO L138 BoogieDeclarations]: Found implementation of procedure edid_check_header [2022-07-21 12:04:12,932 INFO L130 BoogieDeclarations]: Found specification of procedure fb_deferred_io_set_page_dirty [2022-07-21 12:04:12,932 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_deferred_io_set_page_dirty [2022-07-21 12:04:12,932 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2022-07-21 12:04:12,932 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2022-07-21 12:04:12,932 INFO L130 BoogieDeclarations]: Found specification of procedure calc_mode_timings [2022-07-21 12:04:12,932 INFO L138 BoogieDeclarations]: Found implementation of procedure calc_mode_timings [2022-07-21 12:04:12,932 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-07-21 12:04:12,932 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-21 12:04:12,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-21 12:04:12,933 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-07-21 12:04:12,933 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-07-21 12:04:12,933 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-21 12:04:12,933 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-21 12:04:12,933 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-21 12:04:12,933 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-21 12:04:12,933 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-21 12:04:12,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-21 12:04:12,934 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-21 12:04:12,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-21 12:04:12,934 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2022-07-21 12:04:12,934 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2022-07-21 12:04:12,934 INFO L130 BoogieDeclarations]: Found specification of procedure fb_write [2022-07-21 12:04:12,934 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_write [2022-07-21 12:04:12,934 INFO L130 BoogieDeclarations]: Found specification of procedure file_inode [2022-07-21 12:04:12,934 INFO L138 BoogieDeclarations]: Found implementation of procedure file_inode [2022-07-21 12:04:12,934 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2022-07-21 12:04:12,935 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2022-07-21 12:04:12,935 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2022-07-21 12:04:12,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2022-07-21 12:04:12,935 INFO L130 BoogieDeclarations]: Found specification of procedure fb_destroy_modelist [2022-07-21 12:04:12,935 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_destroy_modelist [2022-07-21 12:04:12,935 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-07-21 12:04:12,935 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-07-21 12:04:12,935 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-21 12:04:12,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-21 12:04:12,936 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2022-07-21 12:04:12,936 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2022-07-21 12:04:12,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-21 12:04:12,936 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-21 12:04:12,936 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-21 12:04:12,936 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-21 12:04:12,936 INFO L130 BoogieDeclarations]: Found specification of procedure edid_checksum [2022-07-21 12:04:12,936 INFO L138 BoogieDeclarations]: Found implementation of procedure edid_checksum [2022-07-21 12:04:12,936 INFO L130 BoogieDeclarations]: Found specification of procedure do_remove_conflicting_framebuffers [2022-07-21 12:04:12,936 INFO L138 BoogieDeclarations]: Found implementation of procedure do_remove_conflicting_framebuffers [2022-07-21 12:04:12,937 INFO L130 BoogieDeclarations]: Found specification of procedure fb_release [2022-07-21 12:04:12,937 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_release [2022-07-21 12:04:12,937 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-21 12:04:12,937 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-21 12:04:12,937 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-21 12:04:12,937 INFO L130 BoogieDeclarations]: Found specification of procedure get_fb_info [2022-07-21 12:04:12,937 INFO L138 BoogieDeclarations]: Found implementation of procedure get_fb_info [2022-07-21 12:04:12,937 INFO L130 BoogieDeclarations]: Found specification of procedure copy_in_user [2022-07-21 12:04:12,937 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_in_user [2022-07-21 12:04:12,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-21 12:04:12,938 INFO L130 BoogieDeclarations]: Found specification of procedure fb_deferred_io_work [2022-07-21 12:04:12,938 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_deferred_io_work [2022-07-21 12:04:12,938 INFO L130 BoogieDeclarations]: Found specification of procedure fb_dealloc_cmap [2022-07-21 12:04:12,938 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_dealloc_cmap [2022-07-21 12:04:12,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-07-21 12:04:12,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-21 12:04:12,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-21 12:04:12,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-21 12:04:12,938 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_1 [2022-07-21 12:04:12,939 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_1 [2022-07-21 12:04:12,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-21 12:04:12,939 INFO L130 BoogieDeclarations]: Found specification of procedure fb_deferred_io_fsync [2022-07-21 12:04:12,939 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_deferred_io_fsync [2022-07-21 12:04:12,939 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-21 12:04:12,939 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-21 12:04:12,939 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-07-21 12:04:12,939 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-07-21 12:04:12,939 INFO L130 BoogieDeclarations]: Found specification of procedure proc_fb_open [2022-07-21 12:04:12,940 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_fb_open [2022-07-21 12:04:12,940 INFO L130 BoogieDeclarations]: Found specification of procedure edid_is_serial_block [2022-07-21 12:04:12,940 INFO L138 BoogieDeclarations]: Found implementation of procedure edid_is_serial_block [2022-07-21 12:04:12,940 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-07-21 12:04:12,940 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-07-21 12:04:12,940 INFO L130 BoogieDeclarations]: Found specification of procedure unlock_fb_info [2022-07-21 12:04:12,940 INFO L138 BoogieDeclarations]: Found implementation of procedure unlock_fb_info [2022-07-21 12:04:12,940 INFO L130 BoogieDeclarations]: Found specification of procedure get_std_timing [2022-07-21 12:04:12,940 INFO L138 BoogieDeclarations]: Found implementation of procedure get_std_timing [2022-07-21 12:04:12,940 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_UINT~X~C_ULONG~TO~C_INT [2022-07-21 12:04:12,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_UINT~X~C_ULONG~TO~C_INT [2022-07-21 12:04:12,941 INFO L130 BoogieDeclarations]: Found specification of procedure fb_set_cmap [2022-07-21 12:04:12,941 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_set_cmap [2022-07-21 12:04:12,941 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-07-21 12:04:12,941 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-07-21 12:04:12,941 INFO L130 BoogieDeclarations]: Found specification of procedure file_fb_info [2022-07-21 12:04:12,941 INFO L138 BoogieDeclarations]: Found implementation of procedure file_fb_info [2022-07-21 12:04:12,941 INFO L130 BoogieDeclarations]: Found specification of procedure fb_deferred_io_page [2022-07-21 12:04:12,941 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_deferred_io_page [2022-07-21 12:04:12,941 INFO L130 BoogieDeclarations]: Found specification of procedure fb_mmap [2022-07-21 12:04:12,942 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_mmap [2022-07-21 12:04:12,942 INFO L130 BoogieDeclarations]: Found specification of procedure fb_videomode_from_videomode [2022-07-21 12:04:12,942 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_videomode_from_videomode [2022-07-21 12:04:12,942 INFO L130 BoogieDeclarations]: Found specification of procedure fb_destroy_modedb [2022-07-21 12:04:12,942 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_destroy_modedb [2022-07-21 12:04:12,942 INFO L130 BoogieDeclarations]: Found specification of procedure fb_set_var [2022-07-21 12:04:12,942 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_set_var [2022-07-21 12:04:12,942 INFO L130 BoogieDeclarations]: Found specification of procedure lock_fb_info [2022-07-21 12:04:12,942 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_fb_info [2022-07-21 12:04:12,943 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2022-07-21 12:04:12,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2022-07-21 12:04:12,943 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-07-21 12:04:12,943 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-07-21 12:04:12,943 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-21 12:04:12,943 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-21 12:04:12,943 INFO L130 BoogieDeclarations]: Found specification of procedure safe_shift [2022-07-21 12:04:12,943 INFO L138 BoogieDeclarations]: Found implementation of procedure safe_shift [2022-07-21 12:04:12,943 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~$Pointer$~TO~C_LONG [2022-07-21 12:04:12,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~$Pointer$~TO~C_LONG [2022-07-21 12:04:12,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-07-21 12:04:12,944 INFO L130 BoogieDeclarations]: Found specification of procedure fb_deferred_io_open [2022-07-21 12:04:12,944 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_deferred_io_open [2022-07-21 12:04:12,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-07-21 12:04:12,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-21 12:04:12,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-07-21 12:04:12,944 INFO L130 BoogieDeclarations]: Found specification of procedure seq_release [2022-07-21 12:04:12,944 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_release [2022-07-21 12:04:12,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-21 12:04:12,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-21 12:04:12,945 INFO L130 BoogieDeclarations]: Found specification of procedure fb_read [2022-07-21 12:04:12,945 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_read [2022-07-21 12:04:12,945 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-07-21 12:04:12,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-07-21 12:04:12,945 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-07-21 12:04:12,945 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-07-21 12:04:12,945 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-07-21 12:04:12,945 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-07-21 12:04:12,945 INFO L130 BoogieDeclarations]: Found specification of procedure fb_open [2022-07-21 12:04:12,946 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_open [2022-07-21 12:04:12,946 INFO L130 BoogieDeclarations]: Found specification of procedure fb_videomode_to_var [2022-07-21 12:04:12,946 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_videomode_to_var [2022-07-21 12:04:12,946 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2022-07-21 12:04:12,946 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2022-07-21 12:04:12,946 INFO L130 BoogieDeclarations]: Found specification of procedure fb_blank [2022-07-21 12:04:12,946 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_blank [2022-07-21 12:04:12,946 INFO L130 BoogieDeclarations]: Found specification of procedure console_lock [2022-07-21 12:04:12,946 INFO L138 BoogieDeclarations]: Found implementation of procedure console_lock [2022-07-21 12:04:12,947 INFO L130 BoogieDeclarations]: Found specification of procedure console_unlock [2022-07-21 12:04:12,947 INFO L138 BoogieDeclarations]: Found implementation of procedure console_unlock [2022-07-21 12:04:12,947 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-07-21 12:04:12,947 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-07-21 12:04:12,947 INFO L130 BoogieDeclarations]: Found specification of procedure fix_edid [2022-07-21 12:04:12,947 INFO L138 BoogieDeclarations]: Found implementation of procedure fix_edid [2022-07-21 12:04:12,947 INFO L130 BoogieDeclarations]: Found specification of procedure check_edid [2022-07-21 12:04:12,947 INFO L138 BoogieDeclarations]: Found implementation of procedure check_edid [2022-07-21 12:04:12,947 INFO L130 BoogieDeclarations]: Found specification of procedure fb_alloc_cmap_gfp [2022-07-21 12:04:12,947 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_alloc_cmap_gfp [2022-07-21 12:04:12,948 INFO L130 BoogieDeclarations]: Found specification of procedure fb_get_hblank_by_hfreq [2022-07-21 12:04:12,948 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_get_hblank_by_hfreq [2022-07-21 12:04:12,948 INFO L130 BoogieDeclarations]: Found specification of procedure get_detailed_timing [2022-07-21 12:04:12,948 INFO L138 BoogieDeclarations]: Found implementation of procedure get_detailed_timing [2022-07-21 12:04:12,948 INFO L130 BoogieDeclarations]: Found specification of procedure fb_seq_stop [2022-07-21 12:04:12,948 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_seq_stop [2022-07-21 12:04:12,948 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-07-21 12:04:12,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-07-21 12:04:12,948 INFO L130 BoogieDeclarations]: Found specification of procedure fb_show_logo [2022-07-21 12:04:12,949 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_show_logo [2022-07-21 12:04:12,949 INFO L130 BoogieDeclarations]: Found specification of procedure copy_string [2022-07-21 12:04:12,949 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_string [2022-07-21 12:04:12,949 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2022-07-21 12:04:12,949 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2022-07-21 12:04:13,750 INFO L234 CfgBuilder]: Building ICFG [2022-07-21 12:04:13,752 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-21 12:04:51,166 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-21 12:08:04,687 INFO L275 CfgBuilder]: Performing block encoding [2022-07-21 12:08:04,719 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-21 12:08:04,723 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-21 12:08:04,728 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 12:08:04 BoogieIcfgContainer [2022-07-21 12:08:04,729 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-21 12:08:04,730 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-21 12:08:04,730 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-21 12:08:04,732 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-21 12:08:04,732 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 12:04:08" (1/3) ... [2022-07-21 12:08:04,733 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bfbb502 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 12:08:04, skipping insertion in model container [2022-07-21 12:08:04,733 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:04:11" (2/3) ... [2022-07-21 12:08:04,733 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bfbb502 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 12:08:04, skipping insertion in model container [2022-07-21 12:08:04,733 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 12:08:04" (3/3) ... [2022-07-21 12:08:04,734 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--video--fbdev--core--fb.ko-entry_point.cil.out.i [2022-07-21 12:08:04,745 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-21 12:08:04,745 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-21 12:08:04,828 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-21 12:08:04,833 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@3ec0ace2, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@472cd913 [2022-07-21 12:08:04,833 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-21 12:08:04,843 INFO L276 IsEmpty]: Start isEmpty. Operand has 2538 states, 1950 states have (on average 1.435897435897436) internal successors, (2800), 1992 states have internal predecessors, (2800), 470 states have call successors, (470), 117 states have call predecessors, (470), 116 states have return successors, (463), 452 states have call predecessors, (463), 463 states have call successors, (463) [2022-07-21 12:08:04,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2022-07-21 12:08:04,870 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 12:08:04,871 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 12:08:04,872 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 12:08:04,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 12:08:04,878 INFO L85 PathProgramCache]: Analyzing trace with hash 348976267, now seen corresponding path program 1 times [2022-07-21 12:08:04,902 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 12:08:04,904 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2001317819] [2022-07-21 12:08:04,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 12:08:04,905 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 12:08:04,905 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 12:08:04,934 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-21 12:08:04,935 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process