./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--tty--synclinkmp.ko-main.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3a877d22 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-consumption/32_7a_cilled_linux-3.8-rc1-drivers--tty--synclinkmp.ko-main.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 04a4b1f21e140a71b13d0aa3889e8a2db465377126c9603026e75e43052ee15d --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:04:14,253 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:04:14,255 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:04:14,290 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:04:14,292 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:04:14,295 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:04:14,296 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:04:14,301 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:04:14,303 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:04:14,306 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:04:14,307 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:04:14,308 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:04:14,308 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:04:14,310 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:04:14,312 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:04:14,314 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:04:14,314 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:04:14,315 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:04:14,318 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:04:14,323 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:04:14,324 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:04:14,325 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:04:14,326 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:04:14,327 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:04:14,332 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:04:14,332 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:04:14,332 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:04:14,334 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:04:14,334 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:04:14,334 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:04:14,335 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:04:14,336 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:04:14,337 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:04:14,338 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:04:14,338 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:04:14,339 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:04:14,339 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:04:14,339 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:04:14,340 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:04:14,341 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:04:14,341 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:04:14,342 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-15 13:04:14,371 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:04:14,372 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:04:14,372 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:04:14,372 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:04:14,373 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:04:14,373 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:04:14,374 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:04:14,374 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:04:14,374 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:04:14,374 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:04:14,375 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 13:04:14,375 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:04:14,375 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:04:14,376 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:04:14,376 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:04:14,376 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:04:14,376 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:04:14,376 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:04:14,376 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:04:14,376 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:04:14,377 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:04:14,377 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:04:14,377 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:04:14,377 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:04:14,377 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:04:14,377 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 13:04:14,378 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 13:04:14,378 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:04:14,378 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:04:14,378 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:04:14,378 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:04:14,378 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 04a4b1f21e140a71b13d0aa3889e8a2db465377126c9603026e75e43052ee15d [2021-12-15 13:04:14,579 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:04:14,598 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:04:14,600 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:04:14,601 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:04:14,602 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:04:14,603 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--tty--synclinkmp.ko-main.cil.out.i [2021-12-15 13:04:14,678 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b85dcf891/e1e08ed576c3461998febaf01fcddece/FLAG57602f65f [2021-12-15 13:04:15,450 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:04:15,451 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--tty--synclinkmp.ko-main.cil.out.i [2021-12-15 13:04:15,499 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b85dcf891/e1e08ed576c3461998febaf01fcddece/FLAG57602f65f [2021-12-15 13:04:15,637 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b85dcf891/e1e08ed576c3461998febaf01fcddece [2021-12-15 13:04:15,641 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:04:15,642 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:04:15,643 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:04:15,643 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:04:15,645 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:04:15,646 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:04:15" (1/1) ... [2021-12-15 13:04:15,646 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@91b8749 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:04:15, skipping insertion in model container [2021-12-15 13:04:15,647 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:04:15" (1/1) ... [2021-12-15 13:04:15,651 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:04:15,748 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:04:17,698 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-consumption/32_7a_cilled_linux-3.8-rc1-drivers--tty--synclinkmp.ko-main.cil.out.i[386276,386289] [2021-12-15 13:04:17,846 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:04:17,874 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:04:18,558 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-consumption/32_7a_cilled_linux-3.8-rc1-drivers--tty--synclinkmp.ko-main.cil.out.i[386276,386289] [2021-12-15 13:04:18,571 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:04:18,748 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:04:18,749 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:04:18 WrapperNode [2021-12-15 13:04:18,749 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:04:18,751 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:04:18,751 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:04:18,751 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:04:18,757 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:04:18" (1/1) ... [2021-12-15 13:04:18,858 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:04:18" (1/1) ... [2021-12-15 13:04:19,068 INFO L137 Inliner]: procedures = 356, calls = 3806, calls flagged for inlining = 167, calls inlined = 133, statements flattened = 7285 [2021-12-15 13:04:19,069 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:04:19,069 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:04:19,069 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:04:19,070 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:04:19,076 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:04:18" (1/1) ... [2021-12-15 13:04:19,076 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:04:18" (1/1) ... [2021-12-15 13:04:19,123 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:04:18" (1/1) ... [2021-12-15 13:04:19,124 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:04:18" (1/1) ... [2021-12-15 13:04:19,229 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:04:18" (1/1) ... [2021-12-15 13:04:19,253 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:04:18" (1/1) ... [2021-12-15 13:04:19,276 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:04:18" (1/1) ... [2021-12-15 13:04:19,309 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:04:19,310 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:04:19,310 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:04:19,311 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:04:19,312 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:04:18" (1/1) ... [2021-12-15 13:04:19,317 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:04:19,324 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:04:19,338 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) [2021-12-15 13:04:19,344 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 [2021-12-15 13:04:19,369 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg [2021-12-15 13:04:19,369 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg [2021-12-15 13:04:19,370 INFO L130 BoogieDeclarations]: Found specification of procedure remove_wait_queue [2021-12-15 13:04:19,370 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_wait_queue [2021-12-15 13:04:19,370 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2021-12-15 13:04:19,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-15 13:04:19,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-15 13:04:19,370 INFO L130 BoogieDeclarations]: Found specification of procedure read_reg [2021-12-15 13:04:19,370 INFO L138 BoogieDeclarations]: Found implementation of procedure read_reg [2021-12-15 13:04:19,370 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-12-15 13:04:19,371 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-12-15 13:04:19,371 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-15 13:04:19,371 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-15 13:04:19,371 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-15 13:04:19,371 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-15 13:04:19,371 INFO L130 BoogieDeclarations]: Found specification of procedure set_signals [2021-12-15 13:04:19,371 INFO L138 BoogieDeclarations]: Found implementation of procedure set_signals [2021-12-15 13:04:19,371 INFO L130 BoogieDeclarations]: Found specification of procedure irq_test [2021-12-15 13:04:19,371 INFO L138 BoogieDeclarations]: Found implementation of procedure irq_test [2021-12-15 13:04:19,372 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_dma_bufs [2021-12-15 13:04:19,372 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_dma_bufs [2021-12-15 13:04:19,372 INFO L130 BoogieDeclarations]: Found specification of procedure hdlcdev_ioctl [2021-12-15 13:04:19,372 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlcdev_ioctl [2021-12-15 13:04:19,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:04:19,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:04:19,372 INFO L130 BoogieDeclarations]: Found specification of procedure flush_chars [2021-12-15 13:04:19,372 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_chars [2021-12-15 13:04:19,372 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2021-12-15 13:04:19,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2021-12-15 13:04:19,373 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-15 13:04:19,373 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-15 13:04:19,373 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-15 13:04:19,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-15 13:04:19,373 INFO L130 BoogieDeclarations]: Found specification of procedure tx_stop [2021-12-15 13:04:19,373 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_stop [2021-12-15 13:04:19,373 INFO L130 BoogieDeclarations]: Found specification of procedure sca_init [2021-12-15 13:04:19,373 INFO L138 BoogieDeclarations]: Found implementation of procedure sca_init [2021-12-15 13:04:19,374 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2021-12-15 13:04:19,374 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2021-12-15 13:04:19,374 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-15 13:04:19,374 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-15 13:04:19,374 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-15 13:04:19,374 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-15 13:04:19,374 INFO L130 BoogieDeclarations]: Found specification of procedure chars_in_buffer [2021-12-15 13:04:19,375 INFO L138 BoogieDeclarations]: Found implementation of procedure chars_in_buffer [2021-12-15 13:04:19,375 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-12-15 13:04:19,375 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-12-15 13:04:19,375 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2021-12-15 13:04:19,375 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2021-12-15 13:04:19,375 INFO L130 BoogieDeclarations]: Found specification of procedure change_params [2021-12-15 13:04:19,375 INFO L138 BoogieDeclarations]: Found implementation of procedure change_params [2021-12-15 13:04:19,375 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2021-12-15 13:04:19,376 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2021-12-15 13:04:19,376 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-12-15 13:04:19,376 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-12-15 13:04:19,376 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_change_mtu [2021-12-15 13:04:19,377 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_change_mtu [2021-12-15 13:04:19,377 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-15 13:04:19,377 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-15 13:04:19,378 INFO L130 BoogieDeclarations]: Found specification of procedure set_break [2021-12-15 13:04:19,378 INFO L138 BoogieDeclarations]: Found implementation of procedure set_break [2021-12-15 13:04:19,378 INFO L130 BoogieDeclarations]: Found specification of procedure tx_start [2021-12-15 13:04:19,378 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_start [2021-12-15 13:04:19,378 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:04:19,378 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-15 13:04:19,378 INFO L130 BoogieDeclarations]: Found specification of procedure startup [2021-12-15 13:04:19,378 INFO L138 BoogieDeclarations]: Found implementation of procedure startup [2021-12-15 13:04:19,379 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_frame_bufs [2021-12-15 13:04:19,379 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_frame_bufs [2021-12-15 13:04:19,379 INFO L130 BoogieDeclarations]: Found specification of procedure rx_free_frame_buffers [2021-12-15 13:04:19,379 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_free_frame_buffers [2021-12-15 13:04:19,380 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:04:19,380 INFO L130 BoogieDeclarations]: Found specification of procedure wait_until_sent [2021-12-15 13:04:19,380 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_until_sent [2021-12-15 13:04:19,380 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2021-12-15 13:04:19,380 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2021-12-15 13:04:19,380 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-15 13:04:19,380 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-15 13:04:19,380 INFO L130 BoogieDeclarations]: Found specification of procedure synclinkmp_cleanup [2021-12-15 13:04:19,380 INFO L138 BoogieDeclarations]: Found implementation of procedure synclinkmp_cleanup [2021-12-15 13:04:19,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_tty_port [2021-12-15 13:04:19,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_tty_port [2021-12-15 13:04:19,381 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:04:19,381 INFO L130 BoogieDeclarations]: Found specification of procedure dtr_rts [2021-12-15 13:04:19,381 INFO L138 BoogieDeclarations]: Found implementation of procedure dtr_rts [2021-12-15 13:04:19,381 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-12-15 13:04:19,381 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-12-15 13:04:19,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:04:19,381 INFO L130 BoogieDeclarations]: Found specification of procedure set_rate [2021-12-15 13:04:19,382 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rate [2021-12-15 13:04:19,382 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-12-15 13:04:19,382 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-12-15 13:04:19,382 INFO L130 BoogieDeclarations]: Found specification of procedure ioctl [2021-12-15 13:04:19,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ioctl [2021-12-15 13:04:19,382 INFO L130 BoogieDeclarations]: Found specification of procedure put_tty_driver [2021-12-15 13:04:19,383 INFO L138 BoogieDeclarations]: Found implementation of procedure put_tty_driver [2021-12-15 13:04:19,383 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-15 13:04:19,383 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-15 13:04:19,383 INFO L130 BoogieDeclarations]: Found specification of procedure tiocmset [2021-12-15 13:04:19,384 INFO L138 BoogieDeclarations]: Found implementation of procedure tiocmset [2021-12-15 13:04:19,384 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-15 13:04:19,384 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-15 13:04:19,384 INFO L130 BoogieDeclarations]: Found specification of procedure add_wait_queue [2021-12-15 13:04:19,384 INFO L138 BoogieDeclarations]: Found implementation of procedure add_wait_queue [2021-12-15 13:04:19,384 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-15 13:04:19,384 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-15 13:04:19,384 INFO L130 BoogieDeclarations]: Found specification of procedure rx_stop [2021-12-15 13:04:19,385 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_stop [2021-12-15 13:04:19,385 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_test [2021-12-15 13:04:19,385 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_test [2021-12-15 13:04:19,385 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2021-12-15 13:04:19,385 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2021-12-15 13:04:19,385 INFO L130 BoogieDeclarations]: Found specification of procedure hdlcdev_tx_timeout [2021-12-15 13:04:19,385 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlcdev_tx_timeout [2021-12-15 13:04:19,385 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-15 13:04:19,386 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-12-15 13:04:19,386 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-12-15 13:04:19,386 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-15 13:04:19,387 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-15 13:04:19,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-15 13:04:19,388 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2021-12-15 13:04:19,388 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2021-12-15 13:04:19,388 INFO L130 BoogieDeclarations]: Found specification of procedure tty_hung_up_p [2021-12-15 13:04:19,389 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_hung_up_p [2021-12-15 13:04:19,390 INFO L130 BoogieDeclarations]: Found specification of procedure release_resources [2021-12-15 13:04:19,390 INFO L138 BoogieDeclarations]: Found implementation of procedure release_resources [2021-12-15 13:04:19,390 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-15 13:04:19,390 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-12-15 13:04:19,394 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-12-15 13:04:19,394 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-15 13:04:19,394 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-15 13:04:19,394 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_hdlc [2021-12-15 13:04:19,395 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_hdlc [2021-12-15 13:04:19,395 INFO L130 BoogieDeclarations]: Found specification of procedure tx_set_idle [2021-12-15 13:04:19,395 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_set_idle [2021-12-15 13:04:19,395 INFO L130 BoogieDeclarations]: Found specification of procedure set_termios [2021-12-15 13:04:19,395 INFO L138 BoogieDeclarations]: Found implementation of procedure set_termios [2021-12-15 13:04:19,395 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-15 13:04:19,395 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-15 13:04:19,395 INFO L130 BoogieDeclarations]: Found specification of procedure write_room [2021-12-15 13:04:19,395 INFO L138 BoogieDeclarations]: Found implementation of procedure write_room [2021-12-15 13:04:19,395 INFO L130 BoogieDeclarations]: Found specification of procedure enable_loopback [2021-12-15 13:04:19,396 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_loopback [2021-12-15 13:04:19,396 INFO L130 BoogieDeclarations]: Found specification of procedure install [2021-12-15 13:04:19,396 INFO L138 BoogieDeclarations]: Found implementation of procedure install [2021-12-15 13:04:19,396 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_destroy [2021-12-15 13:04:19,396 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_destroy [2021-12-15 13:04:19,396 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-15 13:04:19,396 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-15 13:04:19,396 INFO L130 BoogieDeclarations]: Found specification of procedure throttle [2021-12-15 13:04:19,396 INFO L138 BoogieDeclarations]: Found implementation of procedure throttle [2021-12-15 13:04:19,396 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2021-12-15 13:04:19,397 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2021-12-15 13:04:19,397 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-15 13:04:19,397 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-15 13:04:19,397 INFO L130 BoogieDeclarations]: Found specification of procedure tx_load_fifo [2021-12-15 13:04:19,397 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_load_fifo [2021-12-15 13:04:19,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_tty_port [2021-12-15 13:04:19,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_tty_port [2021-12-15 13:04:19,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-15 13:04:19,397 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-12-15 13:04:19,397 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-12-15 13:04:19,397 INFO L130 BoogieDeclarations]: Found specification of procedure tx_load_dma_buffer [2021-12-15 13:04:19,398 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_load_dma_buffer [2021-12-15 13:04:19,398 INFO L130 BoogieDeclarations]: Found specification of procedure program_hw [2021-12-15 13:04:19,398 INFO L138 BoogieDeclarations]: Found implementation of procedure program_hw [2021-12-15 13:04:19,398 INFO L130 BoogieDeclarations]: Found specification of procedure carrier_raised [2021-12-15 13:04:19,398 INFO L138 BoogieDeclarations]: Found implementation of procedure carrier_raised [2021-12-15 13:04:19,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-15 13:04:19,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-15 13:04:19,398 INFO L130 BoogieDeclarations]: Found specification of procedure reset_port [2021-12-15 13:04:19,398 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_port [2021-12-15 13:04:19,398 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:04:19,399 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-12-15 13:04:19,399 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-12-15 13:04:19,399 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:04:19,399 INFO L130 BoogieDeclarations]: Found specification of procedure tty_wakeup [2021-12-15 13:04:19,399 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_wakeup [2021-12-15 13:04:19,399 INFO L130 BoogieDeclarations]: Found specification of procedure register_test [2021-12-15 13:04:19,399 INFO L138 BoogieDeclarations]: Found implementation of procedure register_test [2021-12-15 13:04:19,399 INFO L130 BoogieDeclarations]: Found specification of procedure flush_buffer [2021-12-15 13:04:19,399 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_buffer [2021-12-15 13:04:19,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:04:19,400 INFO L130 BoogieDeclarations]: Found specification of procedure hangup [2021-12-15 13:04:19,400 INFO L138 BoogieDeclarations]: Found implementation of procedure hangup [2021-12-15 13:04:19,400 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-15 13:04:19,400 INFO L130 BoogieDeclarations]: Found specification of procedure get_icount [2021-12-15 13:04:19,400 INFO L138 BoogieDeclarations]: Found implementation of procedure get_icount [2021-12-15 13:04:19,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ops_disconnect_1 [2021-12-15 13:04:19,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ops_disconnect_1 [2021-12-15 13:04:19,400 INFO L130 BoogieDeclarations]: Found specification of procedure write_control_reg [2021-12-15 13:04:19,400 INFO L138 BoogieDeclarations]: Found implementation of procedure write_control_reg [2021-12-15 13:04:19,400 INFO L130 BoogieDeclarations]: Found specification of procedure put_char [2021-12-15 13:04:19,400 INFO L138 BoogieDeclarations]: Found implementation of procedure put_char [2021-12-15 13:04:19,401 INFO L130 BoogieDeclarations]: Found specification of procedure unthrottle [2021-12-15 13:04:19,401 INFO L138 BoogieDeclarations]: Found implementation of procedure unthrottle [2021-12-15 13:04:19,401 INFO L130 BoogieDeclarations]: Found specification of procedure tx_release [2021-12-15 13:04:19,401 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_release [2021-12-15 13:04:19,401 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-12-15 13:04:19,401 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-12-15 13:04:19,401 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-15 13:04:19,401 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-15 13:04:19,401 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_mode [2021-12-15 13:04:19,401 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_mode [2021-12-15 13:04:19,402 INFO L130 BoogieDeclarations]: Found specification of procedure rx_get_frame [2021-12-15 13:04:19,402 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_get_frame [2021-12-15 13:04:19,402 INFO L130 BoogieDeclarations]: Found specification of procedure shutdown [2021-12-15 13:04:19,402 INFO L138 BoogieDeclarations]: Found implementation of procedure shutdown [2021-12-15 13:04:19,402 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-12-15 13:04:19,402 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-12-15 13:04:19,402 INFO L130 BoogieDeclarations]: Found specification of procedure send_xchar [2021-12-15 13:04:19,402 INFO L138 BoogieDeclarations]: Found implementation of procedure send_xchar [2021-12-15 13:04:19,402 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-12-15 13:04:19,402 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-12-15 13:04:19,402 INFO L130 BoogieDeclarations]: Found specification of procedure tiocmget [2021-12-15 13:04:19,403 INFO L138 BoogieDeclarations]: Found implementation of procedure tiocmget [2021-12-15 13:04:19,403 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_ioctl [2021-12-15 13:04:19,403 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_ioctl [2021-12-15 13:04:19,403 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg16 [2021-12-15 13:04:19,403 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg16 [2021-12-15 13:04:19,403 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-12-15 13:04:19,403 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-12-15 13:04:19,403 INFO L130 BoogieDeclarations]: Found specification of procedure get_signals [2021-12-15 13:04:19,403 INFO L138 BoogieDeclarations]: Found implementation of procedure get_signals [2021-12-15 13:04:19,403 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-15 13:04:19,404 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-15 13:04:19,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-15 13:04:19,404 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2021-12-15 13:04:19,404 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2021-12-15 13:04:19,404 INFO L130 BoogieDeclarations]: Found specification of procedure rx_start [2021-12-15 13:04:19,404 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_start [2021-12-15 13:04:19,404 INFO L130 BoogieDeclarations]: Found specification of procedure trace_block [2021-12-15 13:04:19,404 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_block [2021-12-15 13:04:19,404 INFO L130 BoogieDeclarations]: Found specification of procedure sanity_check [2021-12-15 13:04:19,404 INFO L138 BoogieDeclarations]: Found implementation of procedure sanity_check [2021-12-15 13:04:19,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:04:19,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:04:19,405 INFO L130 BoogieDeclarations]: Found specification of procedure read_status_reg [2021-12-15 13:04:19,405 INFO L138 BoogieDeclarations]: Found implementation of procedure read_status_reg [2021-12-15 13:04:20,165 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:04:20,167 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 13:04:48,398 INFO L277 CfgBuilder]: Performing block encoding [2021-12-15 13:04:48,423 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-15 13:04:48,423 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-15 13:04:48,428 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:04:48 BoogieIcfgContainer [2021-12-15 13:04:48,429 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-15 13:04:48,433 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-15 13:04:48,433 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-15 13:04:48,436 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-15 13:04:48,436 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.12 01:04:15" (1/3) ... [2021-12-15 13:04:48,436 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ca72eba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 01:04:48, skipping insertion in model container [2021-12-15 13:04:48,437 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:04:18" (2/3) ... [2021-12-15 13:04:48,437 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ca72eba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 01:04:48, skipping insertion in model container [2021-12-15 13:04:48,437 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:04:48" (3/3) ... [2021-12-15 13:04:48,438 INFO L111 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--tty--synclinkmp.ko-main.cil.out.i [2021-12-15 13:04:48,444 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-15 13:04:48,444 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-15 13:04:48,503 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-15 13:04:48,511 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 [2021-12-15 13:04:48,511 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-15 13:04:48,574 INFO L276 IsEmpty]: Start isEmpty. Operand has 2807 states, 1985 states have (on average 1.418639798488665) internal successors, (2816), 2042 states have internal predecessors, (2816), 710 states have call successors, (710), 110 states have call predecessors, (710), 110 states have return successors, (710), 704 states have call predecessors, (710), 710 states have call successors, (710) [2021-12-15 13:04:48,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-12-15 13:04:48,592 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 13:04:48,593 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] [2021-12-15 13:04:48,593 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 13:04:48,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 13:04:48,597 INFO L85 PathProgramCache]: Analyzing trace with hash 1191751299, now seen corresponding path program 1 times [2021-12-15 13:04:48,607 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 13:04:48,607 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [515605488] [2021-12-15 13:04:48,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 13:04:48,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 13:04:48,710 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-15 13:04:48,711 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.constructGlobalVarsAssignment(OldVarsAssignmentCache.java:155) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.getGlobalVarsAssignment(OldVarsAssignmentCache.java:93) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:89) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:1) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedFormulas.getGlobalVarAssignment(NestedFormulas.java:126) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckUtils.decoupleArrayValues(TraceCheckUtils.java:384) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:87) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:89) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:79) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:211) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:124) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 13:04:48,716 INFO L158 Benchmark]: Toolchain (without parser) took 33073.23ms. Allocated memory was 115.3MB in the beginning and 589.3MB in the end (delta: 474.0MB). Free memory was 69.6MB in the beginning and 320.9MB in the end (delta: -251.3MB). Peak memory consumption was 221.6MB. Max. memory is 16.1GB. [2021-12-15 13:04:48,716 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 115.3MB. Free memory is still 71.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:04:48,717 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3107.16ms. Allocated memory was 115.3MB in the beginning and 245.4MB in the end (delta: 130.0MB). Free memory was 69.4MB in the beginning and 124.1MB in the end (delta: -54.7MB). Peak memory consumption was 94.3MB. Max. memory is 16.1GB. [2021-12-15 13:04:48,717 INFO L158 Benchmark]: Boogie Procedure Inliner took 317.95ms. Allocated memory is still 245.4MB. Free memory was 123.0MB in the beginning and 142.8MB in the end (delta: -19.8MB). Peak memory consumption was 46.0MB. Max. memory is 16.1GB. [2021-12-15 13:04:48,718 INFO L158 Benchmark]: Boogie Preprocessor took 239.74ms. Allocated memory is still 245.4MB. Free memory was 142.8MB in the beginning and 91.7MB in the end (delta: 51.1MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2021-12-15 13:04:48,718 INFO L158 Benchmark]: RCFGBuilder took 29121.25ms. Allocated memory was 245.4MB in the beginning and 589.3MB in the end (delta: 343.9MB). Free memory was 91.7MB in the beginning and 354.4MB in the end (delta: -262.7MB). Peak memory consumption was 329.4MB. Max. memory is 16.1GB. [2021-12-15 13:04:48,719 INFO L158 Benchmark]: TraceAbstraction took 282.01ms. Allocated memory is still 589.3MB. Free memory was 354.4MB in the beginning and 320.9MB in the end (delta: 33.6MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2021-12-15 13:04:48,721 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 115.3MB. Free memory is still 71.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3107.16ms. Allocated memory was 115.3MB in the beginning and 245.4MB in the end (delta: 130.0MB). Free memory was 69.4MB in the beginning and 124.1MB in the end (delta: -54.7MB). Peak memory consumption was 94.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 317.95ms. Allocated memory is still 245.4MB. Free memory was 123.0MB in the beginning and 142.8MB in the end (delta: -19.8MB). Peak memory consumption was 46.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 239.74ms. Allocated memory is still 245.4MB. Free memory was 142.8MB in the beginning and 91.7MB in the end (delta: 51.1MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * RCFGBuilder took 29121.25ms. Allocated memory was 245.4MB in the beginning and 589.3MB in the end (delta: 343.9MB). Free memory was 91.7MB in the beginning and 354.4MB in the end (delta: -262.7MB). Peak memory consumption was 329.4MB. Max. memory is 16.1GB. * TraceAbstraction took 282.01ms. Allocated memory is still 589.3MB. Free memory was 354.4MB in the beginning and 320.9MB in the end (delta: 33.6MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-15 13:04:48,775 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 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-consumption/32_7a_cilled_linux-3.8-rc1-drivers--tty--synclinkmp.ko-main.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 04a4b1f21e140a71b13d0aa3889e8a2db465377126c9603026e75e43052ee15d --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:04:50,393 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:04:50,394 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:04:50,424 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:04:50,424 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:04:50,427 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:04:50,428 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:04:50,433 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:04:50,434 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:04:50,439 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:04:50,440 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:04:50,441 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:04:50,441 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:04:50,443 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:04:50,444 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:04:50,447 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:04:50,448 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:04:50,449 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:04:50,453 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:04:50,454 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:04:50,455 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:04:50,458 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:04:50,459 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:04:50,460 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:04:50,462 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:04:50,463 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:04:50,463 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:04:50,464 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:04:50,465 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:04:50,465 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:04:50,466 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:04:50,466 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:04:50,467 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:04:50,468 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:04:50,469 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:04:50,469 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:04:50,469 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:04:50,469 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:04:50,470 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:04:50,471 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:04:50,471 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:04:50,472 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-15 13:04:50,500 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:04:50,501 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:04:50,502 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:04:50,502 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:04:50,502 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:04:50,503 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:04:50,503 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:04:50,504 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:04:50,504 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:04:50,504 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:04:50,505 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:04:50,505 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:04:50,505 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:04:50,505 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:04:50,505 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 13:04:50,505 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 13:04:50,505 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 13:04:50,506 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:04:50,506 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:04:50,506 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:04:50,506 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:04:50,506 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:04:50,506 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:04:50,506 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:04:50,507 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:04:50,512 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:04:50,515 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:04:50,519 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 13:04:50,519 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 13:04:50,519 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:04:50,520 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:04:50,520 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:04:50,520 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:04:50,520 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 13:04:50,520 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 04a4b1f21e140a71b13d0aa3889e8a2db465377126c9603026e75e43052ee15d [2021-12-15 13:04:50,772 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:04:50,793 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:04:50,795 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:04:50,796 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:04:50,797 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:04:50,798 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--tty--synclinkmp.ko-main.cil.out.i [2021-12-15 13:04:50,854 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f49a12d6/dfe3ca6da0ee412bb815d9aa6fa1c6f8/FLAG56bb4af0e [2021-12-15 13:04:51,628 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:04:51,629 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--tty--synclinkmp.ko-main.cil.out.i [2021-12-15 13:04:51,663 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f49a12d6/dfe3ca6da0ee412bb815d9aa6fa1c6f8/FLAG56bb4af0e [2021-12-15 13:04:51,708 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f49a12d6/dfe3ca6da0ee412bb815d9aa6fa1c6f8 [2021-12-15 13:04:51,710 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:04:51,712 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:04:51,712 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:04:51,712 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:04:51,715 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:04:51,715 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:04:51" (1/1) ... [2021-12-15 13:04:51,716 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75febd00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:04:51, skipping insertion in model container [2021-12-15 13:04:51,716 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:04:51" (1/1) ... [2021-12-15 13:04:51,721 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:04:51,830 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:04:53,828 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-consumption/32_7a_cilled_linux-3.8-rc1-drivers--tty--synclinkmp.ko-main.cil.out.i[386276,386289] [2021-12-15 13:04:53,975 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:04:54,000 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-15 13:04:54,105 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:04:54,589 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-consumption/32_7a_cilled_linux-3.8-rc1-drivers--tty--synclinkmp.ko-main.cil.out.i[386276,386289] [2021-12-15 13:04:54,607 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:04:54,624 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:04:55,089 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-consumption/32_7a_cilled_linux-3.8-rc1-drivers--tty--synclinkmp.ko-main.cil.out.i[386276,386289] [2021-12-15 13:04:55,102 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:04:55,228 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:04:55,228 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:04:55 WrapperNode [2021-12-15 13:04:55,228 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:04:55,230 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:04:55,230 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:04:55,230 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:04:55,234 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:04:55" (1/1) ... [2021-12-15 13:04:55,319 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:04:55" (1/1) ... [2021-12-15 13:04:55,478 INFO L137 Inliner]: procedures = 371, calls = 3806, calls flagged for inlining = 167, calls inlined = 133, statements flattened = 7111 [2021-12-15 13:04:55,479 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:04:55,480 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:04:55,480 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:04:55,480 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:04:55,486 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:04:55" (1/1) ... [2021-12-15 13:04:55,486 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:04:55" (1/1) ... [2021-12-15 13:04:55,552 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:04:55" (1/1) ... [2021-12-15 13:04:55,555 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:04:55" (1/1) ... [2021-12-15 13:04:55,673 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:04:55" (1/1) ... [2021-12-15 13:04:55,699 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:04:55" (1/1) ... [2021-12-15 13:04:55,736 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:04:55" (1/1) ... [2021-12-15 13:04:55,782 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:04:55,783 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:04:55,784 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:04:55,784 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:04:55,785 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:04:55" (1/1) ... [2021-12-15 13:04:55,789 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:04:55,796 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:04:55,806 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) [2021-12-15 13:04:55,814 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 [2021-12-15 13:04:55,835 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg [2021-12-15 13:04:55,835 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg [2021-12-15 13:04:55,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-12-15 13:04:55,835 INFO L130 BoogieDeclarations]: Found specification of procedure remove_wait_queue [2021-12-15 13:04:55,836 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_wait_queue [2021-12-15 13:04:55,836 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-12-15 13:04:55,836 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2021-12-15 13:04:55,836 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-15 13:04:55,836 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-15 13:04:55,836 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-12-15 13:04:55,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-15 13:04:55,837 INFO L130 BoogieDeclarations]: Found specification of procedure read_reg [2021-12-15 13:04:55,837 INFO L138 BoogieDeclarations]: Found implementation of procedure read_reg [2021-12-15 13:04:55,837 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-12-15 13:04:55,837 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-12-15 13:04:55,837 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-15 13:04:55,837 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-15 13:04:55,837 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-15 13:04:55,837 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-15 13:04:55,838 INFO L130 BoogieDeclarations]: Found specification of procedure set_signals [2021-12-15 13:04:55,838 INFO L138 BoogieDeclarations]: Found implementation of procedure set_signals [2021-12-15 13:04:55,838 INFO L130 BoogieDeclarations]: Found specification of procedure irq_test [2021-12-15 13:04:55,838 INFO L138 BoogieDeclarations]: Found implementation of procedure irq_test [2021-12-15 13:04:55,838 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_dma_bufs [2021-12-15 13:04:55,838 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_dma_bufs [2021-12-15 13:04:55,838 INFO L130 BoogieDeclarations]: Found specification of procedure hdlcdev_ioctl [2021-12-15 13:04:55,838 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlcdev_ioctl [2021-12-15 13:04:55,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:04:55,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:04:55,839 INFO L130 BoogieDeclarations]: Found specification of procedure flush_chars [2021-12-15 13:04:55,839 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_chars [2021-12-15 13:04:55,839 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2021-12-15 13:04:55,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2021-12-15 13:04:55,840 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-15 13:04:55,840 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-15 13:04:55,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-15 13:04:55,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-15 13:04:55,840 INFO L130 BoogieDeclarations]: Found specification of procedure tx_stop [2021-12-15 13:04:55,840 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_stop [2021-12-15 13:04:55,841 INFO L130 BoogieDeclarations]: Found specification of procedure sca_init [2021-12-15 13:04:55,841 INFO L138 BoogieDeclarations]: Found implementation of procedure sca_init [2021-12-15 13:04:55,841 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2021-12-15 13:04:55,841 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2021-12-15 13:04:55,841 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-15 13:04:55,841 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-15 13:04:55,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-15 13:04:55,842 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-15 13:04:55,842 INFO L130 BoogieDeclarations]: Found specification of procedure chars_in_buffer [2021-12-15 13:04:55,842 INFO L138 BoogieDeclarations]: Found implementation of procedure chars_in_buffer [2021-12-15 13:04:55,842 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-12-15 13:04:55,843 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-12-15 13:04:55,843 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2021-12-15 13:04:55,843 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2021-12-15 13:04:55,844 INFO L130 BoogieDeclarations]: Found specification of procedure change_params [2021-12-15 13:04:55,844 INFO L138 BoogieDeclarations]: Found implementation of procedure change_params [2021-12-15 13:04:55,844 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2021-12-15 13:04:55,844 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2021-12-15 13:04:55,844 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-12-15 13:04:55,844 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-12-15 13:04:55,845 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_change_mtu [2021-12-15 13:04:55,845 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_change_mtu [2021-12-15 13:04:55,845 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-15 13:04:55,845 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-15 13:04:55,845 INFO L130 BoogieDeclarations]: Found specification of procedure set_break [2021-12-15 13:04:55,845 INFO L138 BoogieDeclarations]: Found implementation of procedure set_break [2021-12-15 13:04:55,845 INFO L130 BoogieDeclarations]: Found specification of procedure tx_start [2021-12-15 13:04:55,845 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_start [2021-12-15 13:04:55,846 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:04:55,846 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-15 13:04:55,846 INFO L130 BoogieDeclarations]: Found specification of procedure startup [2021-12-15 13:04:55,846 INFO L138 BoogieDeclarations]: Found implementation of procedure startup [2021-12-15 13:04:55,846 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_frame_bufs [2021-12-15 13:04:55,847 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_frame_bufs [2021-12-15 13:04:55,847 INFO L130 BoogieDeclarations]: Found specification of procedure rx_free_frame_buffers [2021-12-15 13:04:55,847 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_free_frame_buffers [2021-12-15 13:04:55,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:04:55,847 INFO L130 BoogieDeclarations]: Found specification of procedure wait_until_sent [2021-12-15 13:04:55,847 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_until_sent [2021-12-15 13:04:55,847 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2021-12-15 13:04:55,848 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2021-12-15 13:04:55,848 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-15 13:04:55,848 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-15 13:04:55,848 INFO L130 BoogieDeclarations]: Found specification of procedure synclinkmp_cleanup [2021-12-15 13:04:55,848 INFO L138 BoogieDeclarations]: Found implementation of procedure synclinkmp_cleanup [2021-12-15 13:04:55,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-12-15 13:04:55,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-12-15 13:04:55,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-12-15 13:04:55,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_tty_port [2021-12-15 13:04:55,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_tty_port [2021-12-15 13:04:55,850 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:04:55,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-15 13:04:55,850 INFO L130 BoogieDeclarations]: Found specification of procedure dtr_rts [2021-12-15 13:04:55,850 INFO L138 BoogieDeclarations]: Found implementation of procedure dtr_rts [2021-12-15 13:04:55,851 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-12-15 13:04:55,851 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-12-15 13:04:55,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:04:55,851 INFO L130 BoogieDeclarations]: Found specification of procedure set_rate [2021-12-15 13:04:55,851 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rate [2021-12-15 13:04:55,851 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-12-15 13:04:55,852 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-12-15 13:04:55,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-12-15 13:04:55,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-15 13:04:55,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-15 13:04:55,852 INFO L130 BoogieDeclarations]: Found specification of procedure ioctl [2021-12-15 13:04:55,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ioctl [2021-12-15 13:04:55,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-12-15 13:04:55,853 INFO L130 BoogieDeclarations]: Found specification of procedure put_tty_driver [2021-12-15 13:04:55,853 INFO L138 BoogieDeclarations]: Found implementation of procedure put_tty_driver [2021-12-15 13:04:55,853 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-15 13:04:55,853 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-15 13:04:55,853 INFO L130 BoogieDeclarations]: Found specification of procedure tiocmset [2021-12-15 13:04:55,854 INFO L138 BoogieDeclarations]: Found implementation of procedure tiocmset [2021-12-15 13:04:55,855 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-15 13:04:55,856 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-15 13:04:55,856 INFO L130 BoogieDeclarations]: Found specification of procedure add_wait_queue [2021-12-15 13:04:55,856 INFO L138 BoogieDeclarations]: Found implementation of procedure add_wait_queue [2021-12-15 13:04:55,856 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-15 13:04:55,857 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-15 13:04:55,857 INFO L130 BoogieDeclarations]: Found specification of procedure rx_stop [2021-12-15 13:04:55,858 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_stop [2021-12-15 13:04:55,858 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_test [2021-12-15 13:04:55,863 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_test [2021-12-15 13:04:55,863 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2021-12-15 13:04:55,863 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2021-12-15 13:04:55,863 INFO L130 BoogieDeclarations]: Found specification of procedure hdlcdev_tx_timeout [2021-12-15 13:04:55,863 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlcdev_tx_timeout [2021-12-15 13:04:55,863 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-12-15 13:04:55,863 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-12-15 13:04:55,864 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-15 13:04:55,864 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-15 13:04:55,864 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2021-12-15 13:04:55,864 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2021-12-15 13:04:55,864 INFO L130 BoogieDeclarations]: Found specification of procedure tty_hung_up_p [2021-12-15 13:04:55,864 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_hung_up_p [2021-12-15 13:04:55,864 INFO L130 BoogieDeclarations]: Found specification of procedure release_resources [2021-12-15 13:04:55,864 INFO L138 BoogieDeclarations]: Found implementation of procedure release_resources [2021-12-15 13:04:55,864 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-12-15 13:04:55,864 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-12-15 13:04:55,864 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-15 13:04:55,864 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-15 13:04:55,864 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_hdlc [2021-12-15 13:04:55,864 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_hdlc [2021-12-15 13:04:55,864 INFO L130 BoogieDeclarations]: Found specification of procedure tx_set_idle [2021-12-15 13:04:55,864 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_set_idle [2021-12-15 13:04:55,864 INFO L130 BoogieDeclarations]: Found specification of procedure set_termios [2021-12-15 13:04:55,864 INFO L138 BoogieDeclarations]: Found implementation of procedure set_termios [2021-12-15 13:04:55,864 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-15 13:04:55,864 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-15 13:04:55,864 INFO L130 BoogieDeclarations]: Found specification of procedure write_room [2021-12-15 13:04:55,864 INFO L138 BoogieDeclarations]: Found implementation of procedure write_room [2021-12-15 13:04:55,865 INFO L130 BoogieDeclarations]: Found specification of procedure enable_loopback [2021-12-15 13:04:55,865 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_loopback [2021-12-15 13:04:55,865 INFO L130 BoogieDeclarations]: Found specification of procedure install [2021-12-15 13:04:55,865 INFO L138 BoogieDeclarations]: Found implementation of procedure install [2021-12-15 13:04:55,865 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_destroy [2021-12-15 13:04:55,865 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_destroy [2021-12-15 13:04:55,865 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-15 13:04:55,865 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-15 13:04:55,865 INFO L130 BoogieDeclarations]: Found specification of procedure throttle [2021-12-15 13:04:55,865 INFO L138 BoogieDeclarations]: Found implementation of procedure throttle [2021-12-15 13:04:55,865 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2021-12-15 13:04:55,865 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2021-12-15 13:04:55,865 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-15 13:04:55,865 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-15 13:04:55,865 INFO L130 BoogieDeclarations]: Found specification of procedure tx_load_fifo [2021-12-15 13:04:55,865 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_load_fifo [2021-12-15 13:04:55,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_tty_port [2021-12-15 13:04:55,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_tty_port [2021-12-15 13:04:55,865 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-12-15 13:04:55,865 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-12-15 13:04:55,865 INFO L130 BoogieDeclarations]: Found specification of procedure tx_load_dma_buffer [2021-12-15 13:04:55,865 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_load_dma_buffer [2021-12-15 13:04:55,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-12-15 13:04:55,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-12-15 13:04:55,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-12-15 13:04:55,866 INFO L130 BoogieDeclarations]: Found specification of procedure program_hw [2021-12-15 13:04:55,866 INFO L138 BoogieDeclarations]: Found implementation of procedure program_hw [2021-12-15 13:04:55,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-12-15 13:04:55,866 INFO L130 BoogieDeclarations]: Found specification of procedure carrier_raised [2021-12-15 13:04:55,866 INFO L138 BoogieDeclarations]: Found implementation of procedure carrier_raised [2021-12-15 13:04:55,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-15 13:04:55,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-15 13:04:55,866 INFO L130 BoogieDeclarations]: Found specification of procedure reset_port [2021-12-15 13:04:55,866 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_port [2021-12-15 13:04:55,866 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:04:55,866 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-12-15 13:04:55,866 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-12-15 13:04:55,866 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:04:55,866 INFO L130 BoogieDeclarations]: Found specification of procedure tty_wakeup [2021-12-15 13:04:55,866 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_wakeup [2021-12-15 13:04:55,866 INFO L130 BoogieDeclarations]: Found specification of procedure register_test [2021-12-15 13:04:55,866 INFO L138 BoogieDeclarations]: Found implementation of procedure register_test [2021-12-15 13:04:55,866 INFO L130 BoogieDeclarations]: Found specification of procedure flush_buffer [2021-12-15 13:04:55,866 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_buffer [2021-12-15 13:04:55,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:04:55,867 INFO L130 BoogieDeclarations]: Found specification of procedure hangup [2021-12-15 13:04:55,867 INFO L138 BoogieDeclarations]: Found implementation of procedure hangup [2021-12-15 13:04:55,867 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-15 13:04:55,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-12-15 13:04:55,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-12-15 13:04:55,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-12-15 13:04:55,867 INFO L130 BoogieDeclarations]: Found specification of procedure get_icount [2021-12-15 13:04:55,867 INFO L138 BoogieDeclarations]: Found implementation of procedure get_icount [2021-12-15 13:04:55,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ops_disconnect_1 [2021-12-15 13:04:55,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ops_disconnect_1 [2021-12-15 13:04:55,867 INFO L130 BoogieDeclarations]: Found specification of procedure write_control_reg [2021-12-15 13:04:55,867 INFO L138 BoogieDeclarations]: Found implementation of procedure write_control_reg [2021-12-15 13:04:55,867 INFO L130 BoogieDeclarations]: Found specification of procedure put_char [2021-12-15 13:04:55,867 INFO L138 BoogieDeclarations]: Found implementation of procedure put_char [2021-12-15 13:04:55,867 INFO L130 BoogieDeclarations]: Found specification of procedure unthrottle [2021-12-15 13:04:55,867 INFO L138 BoogieDeclarations]: Found implementation of procedure unthrottle [2021-12-15 13:04:55,867 INFO L130 BoogieDeclarations]: Found specification of procedure tx_release [2021-12-15 13:04:55,867 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_release [2021-12-15 13:04:55,867 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-12-15 13:04:55,867 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-12-15 13:04:55,867 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-15 13:04:55,867 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-15 13:04:55,867 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_mode [2021-12-15 13:04:55,868 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_mode [2021-12-15 13:04:55,868 INFO L130 BoogieDeclarations]: Found specification of procedure rx_get_frame [2021-12-15 13:04:55,868 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_get_frame [2021-12-15 13:04:55,868 INFO L130 BoogieDeclarations]: Found specification of procedure shutdown [2021-12-15 13:04:55,868 INFO L138 BoogieDeclarations]: Found implementation of procedure shutdown [2021-12-15 13:04:55,868 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-12-15 13:04:55,868 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-12-15 13:04:55,868 INFO L130 BoogieDeclarations]: Found specification of procedure send_xchar [2021-12-15 13:04:55,868 INFO L138 BoogieDeclarations]: Found implementation of procedure send_xchar [2021-12-15 13:04:55,868 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-12-15 13:04:55,868 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-12-15 13:04:55,868 INFO L130 BoogieDeclarations]: Found specification of procedure tiocmget [2021-12-15 13:04:55,868 INFO L138 BoogieDeclarations]: Found implementation of procedure tiocmget [2021-12-15 13:04:55,868 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_ioctl [2021-12-15 13:04:55,868 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_ioctl [2021-12-15 13:04:55,868 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg16 [2021-12-15 13:04:55,868 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg16 [2021-12-15 13:04:55,868 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-12-15 13:04:55,868 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-12-15 13:04:55,868 INFO L130 BoogieDeclarations]: Found specification of procedure get_signals [2021-12-15 13:04:55,868 INFO L138 BoogieDeclarations]: Found implementation of procedure get_signals [2021-12-15 13:04:55,868 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-15 13:04:55,868 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-15 13:04:55,869 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-12-15 13:04:55,869 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2021-12-15 13:04:55,869 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2021-12-15 13:04:55,869 INFO L130 BoogieDeclarations]: Found specification of procedure rx_start [2021-12-15 13:04:55,869 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_start [2021-12-15 13:04:55,869 INFO L130 BoogieDeclarations]: Found specification of procedure trace_block [2021-12-15 13:04:55,869 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_block [2021-12-15 13:04:55,869 INFO L130 BoogieDeclarations]: Found specification of procedure sanity_check [2021-12-15 13:04:55,869 INFO L138 BoogieDeclarations]: Found implementation of procedure sanity_check [2021-12-15 13:04:55,869 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:04:55,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:04:55,869 INFO L130 BoogieDeclarations]: Found specification of procedure read_status_reg [2021-12-15 13:04:55,869 INFO L138 BoogieDeclarations]: Found implementation of procedure read_status_reg [2021-12-15 13:04:56,611 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:04:56,614 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation