/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--serial--8250--8250.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-15 21:19:34,022 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-15 21:19:34,025 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-15 21:19:34,069 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-15 21:19:34,070 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-15 21:19:34,076 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-15 21:19:34,107 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-15 21:19:34,113 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-15 21:19:34,119 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-15 21:19:34,126 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-15 21:19:34,128 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-15 21:19:34,132 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-15 21:19:34,133 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-15 21:19:34,136 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-15 21:19:34,139 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-15 21:19:34,145 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-15 21:19:34,149 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-15 21:19:34,151 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-15 21:19:34,155 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-15 21:19:34,162 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-15 21:19:34,167 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-15 21:19:34,169 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-15 21:19:34,172 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-15 21:19:34,175 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-15 21:19:34,185 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-15 21:19:34,186 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-15 21:19:34,186 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-15 21:19:34,189 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-15 21:19:34,190 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-15 21:19:34,191 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-15 21:19:34,192 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-15 21:19:34,193 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-15 21:19:34,195 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-15 21:19:34,196 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-15 21:19:34,198 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-15 21:19:34,198 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-15 21:19:34,199 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-15 21:19:34,199 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-15 21:19:34,200 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-15 21:19:34,201 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-15 21:19:34,202 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-15 21:19:34,203 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf [2022-10-15 21:19:34,264 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-15 21:19:34,264 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-15 21:19:34,265 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-15 21:19:34,265 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-15 21:19:34,267 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-15 21:19:34,267 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-15 21:19:34,270 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-15 21:19:34,270 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-15 21:19:34,270 INFO L138 SettingsManager]: * Use SBE=true [2022-10-15 21:19:34,270 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-15 21:19:34,272 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-15 21:19:34,272 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-15 21:19:34,272 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-15 21:19:34,272 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-15 21:19:34,273 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-15 21:19:34,273 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-15 21:19:34,273 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-15 21:19:34,273 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-15 21:19:34,273 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-15 21:19:34,274 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-15 21:19:34,274 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-15 21:19:34,274 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-15 21:19:34,274 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-15 21:19:34,275 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-15 21:19:34,275 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-15 21:19:34,275 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-15 21:19:34,275 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-15 21:19:34,275 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-15 21:19:34,276 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-15 21:19:34,276 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-15 21:19:34,276 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-15 21:19:34,276 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-15 21:19:34,277 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-15 21:19:34,277 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-15 21:19:34,742 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-15 21:19:34,773 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-15 21:19:34,777 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-15 21:19:34,778 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-15 21:19:34,779 INFO L275 PluginConnector]: CDTParser initialized [2022-10-15 21:19:34,781 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--serial--8250--8250.ko-entry_point.cil.out.i [2022-10-15 21:19:34,885 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8a176a70/8baa40f2af55469cbfc63de02611e9d0/FLAG857691c4b [2022-10-15 21:19:36,251 INFO L306 CDTParser]: Found 1 translation units. [2022-10-15 21:19:36,253 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--serial--8250--8250.ko-entry_point.cil.out.i [2022-10-15 21:19:36,335 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8a176a70/8baa40f2af55469cbfc63de02611e9d0/FLAG857691c4b [2022-10-15 21:19:36,488 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8a176a70/8baa40f2af55469cbfc63de02611e9d0 [2022-10-15 21:19:36,492 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-15 21:19:36,500 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-15 21:19:36,504 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-15 21:19:36,504 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-15 21:19:36,508 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-15 21:19:36,510 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 09:19:36" (1/1) ... [2022-10-15 21:19:36,512 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42d85f23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:19:36, skipping insertion in model container [2022-10-15 21:19:36,512 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 09:19:36" (1/1) ... [2022-10-15 21:19:36,522 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-15 21:19:36,760 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-15 21:19:37,357 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [4050] [2022-10-15 21:19:37,357 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [4051-4052] [2022-10-15 21:19:37,825 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--serial--8250--8250.ko-entry_point.cil.out.i[126730,126743] [2022-10-15 21:19:39,854 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-15 21:19:40,008 INFO L203 MainTranslator]: Completed pre-run [2022-10-15 21:19:40,193 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [4050] [2022-10-15 21:19:40,194 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [4051-4052] [2022-10-15 21:19:40,205 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--serial--8250--8250.ko-entry_point.cil.out.i[126730,126743] [2022-10-15 21:19:40,632 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-15 21:19:40,826 INFO L208 MainTranslator]: Completed translation [2022-10-15 21:19:40,827 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:19:40 WrapperNode [2022-10-15 21:19:40,827 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-15 21:19:40,829 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-15 21:19:40,829 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-15 21:19:40,829 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-15 21:19:40,839 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:19:40" (1/1) ... [2022-10-15 21:19:41,031 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:19:40" (1/1) ... [2022-10-15 21:19:41,439 INFO L138 Inliner]: procedures = 349, calls = 4496, calls flagged for inlining = 165, calls inlined = 163, statements flattened = 8291 [2022-10-15 21:19:41,441 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-15 21:19:41,442 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-15 21:19:41,442 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-15 21:19:41,443 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-15 21:19:41,458 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:19:40" (1/1) ... [2022-10-15 21:19:41,460 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:19:40" (1/1) ... [2022-10-15 21:19:41,578 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:19:40" (1/1) ... [2022-10-15 21:19:41,579 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:19:40" (1/1) ... [2022-10-15 21:19:41,956 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:19:40" (1/1) ... [2022-10-15 21:19:42,023 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:19:40" (1/1) ... [2022-10-15 21:19:42,141 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:19:40" (1/1) ... [2022-10-15 21:19:42,164 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:19:40" (1/1) ... [2022-10-15 21:19:42,228 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-15 21:19:42,229 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-15 21:19:42,229 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-15 21:19:42,230 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-15 21:19:42,231 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:19:40" (1/1) ... [2022-10-15 21:19:42,239 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-15 21:19:42,254 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-15 21:19:42,273 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-15 21:19:42,290 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-15 21:19:42,363 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_tx_chars [2022-10-15 21:19:42,363 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_tx_chars [2022-10-15 21:19:42,366 INFO L130 BoogieDeclarations]: Found specification of procedure uart_poll_timeout [2022-10-15 21:19:42,366 INFO L138 BoogieDeclarations]: Found implementation of procedure uart_poll_timeout [2022-10-15 21:19:42,366 INFO L130 BoogieDeclarations]: Found specification of procedure probe_irq_on [2022-10-15 21:19:42,366 INFO L138 BoogieDeclarations]: Found implementation of procedure probe_irq_on [2022-10-15 21:19:42,367 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_rx_chars [2022-10-15 21:19:42,367 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_rx_chars [2022-10-15 21:19:42,367 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_out_sync [2022-10-15 21:19:42,367 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_out_sync [2022-10-15 21:19:42,367 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_do_pm [2022-10-15 21:19:42,367 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_do_pm [2022-10-15 21:19:42,368 INFO L130 BoogieDeclarations]: Found specification of procedure serial_dl_write [2022-10-15 21:19:42,368 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_dl_write [2022-10-15 21:19:42,368 INFO L130 BoogieDeclarations]: Found specification of procedure autoconfig_read_divisor_id [2022-10-15 21:19:42,368 INFO L138 BoogieDeclarations]: Found implementation of procedure autoconfig_read_divisor_id [2022-10-15 21:19:42,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-15 21:19:42,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-15 21:19:42,369 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_set_mctrl [2022-10-15 21:19:42,369 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_set_mctrl [2022-10-15 21:19:42,369 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-10-15 21:19:42,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-10-15 21:19:42,369 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_device [2022-10-15 21:19:42,369 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_device [2022-10-15 21:19:42,369 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_request_port [2022-10-15 21:19:42,370 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_request_port [2022-10-15 21:19:42,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-15 21:19:42,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-15 21:19:42,370 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_stop_tx [2022-10-15 21:19:42,370 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_stop_tx [2022-10-15 21:19:42,370 INFO L130 BoogieDeclarations]: Found specification of procedure uart_unregister_driver [2022-10-15 21:19:42,371 INFO L138 BoogieDeclarations]: Found implementation of procedure uart_unregister_driver [2022-10-15 21:19:42,371 INFO L130 BoogieDeclarations]: Found specification of procedure slow_down_io [2022-10-15 21:19:42,371 INFO L138 BoogieDeclarations]: Found implementation of procedure slow_down_io [2022-10-15 21:19:42,371 INFO L130 BoogieDeclarations]: Found specification of procedure dmaengine_prep_slave_single [2022-10-15 21:19:42,371 INFO L138 BoogieDeclarations]: Found implementation of procedure dmaengine_prep_slave_single [2022-10-15 21:19:42,371 INFO L130 BoogieDeclarations]: Found specification of procedure tty_flip_buffer_push [2022-10-15 21:19:42,371 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_flip_buffer_push [2022-10-15 21:19:42,372 INFO L130 BoogieDeclarations]: Found specification of procedure dmaengine_device_control [2022-10-15 21:19:42,372 INFO L138 BoogieDeclarations]: Found implementation of procedure dmaengine_device_control [2022-10-15 21:19:42,372 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-10-15 21:19:42,372 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-10-15 21:19:42,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_5 [2022-10-15 21:19:42,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_5 [2022-10-15 21:19:42,373 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-10-15 21:19:42,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-10-15 21:19:42,374 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_start_tx [2022-10-15 21:19:42,375 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_start_tx [2022-10-15 21:19:42,375 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-10-15 21:19:42,375 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-10-15 21:19:42,376 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-15 21:19:42,376 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-15 21:19:42,377 INFO L130 BoogieDeclarations]: Found specification of procedure autoconfig_16550a [2022-10-15 21:19:42,377 INFO L138 BoogieDeclarations]: Found implementation of procedure autoconfig_16550a [2022-10-15 21:19:42,377 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-15 21:19:42,377 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-15 21:19:42,377 INFO L130 BoogieDeclarations]: Found specification of procedure __dma_tx_complete [2022-10-15 21:19:42,379 INFO L138 BoogieDeclarations]: Found implementation of procedure __dma_tx_complete [2022-10-15 21:19:42,379 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-10-15 21:19:42,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-10-15 21:19:42,379 INFO L130 BoogieDeclarations]: Found specification of procedure dma_release_channel [2022-10-15 21:19:42,380 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_release_channel [2022-10-15 21:19:42,380 INFO L130 BoogieDeclarations]: Found specification of procedure check_name [2022-10-15 21:19:42,380 INFO L138 BoogieDeclarations]: Found implementation of procedure check_name [2022-10-15 21:19:42,381 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-10-15 21:19:42,381 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-10-15 21:19:42,382 INFO L130 BoogieDeclarations]: Found specification of procedure serial_in [2022-10-15 21:19:42,382 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_in [2022-10-15 21:19:42,383 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_handle_irq [2022-10-15 21:19:42,383 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_handle_irq [2022-10-15 21:19:42,383 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-15 21:19:42,384 INFO L130 BoogieDeclarations]: Found specification of procedure broken_efr [2022-10-15 21:19:42,384 INFO L138 BoogieDeclarations]: Found implementation of procedure broken_efr [2022-10-15 21:19:42,384 INFO L130 BoogieDeclarations]: Found specification of procedure dmaengine_submit [2022-10-15 21:19:42,385 INFO L138 BoogieDeclarations]: Found implementation of procedure dmaengine_submit [2022-10-15 21:19:42,385 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_modem_status [2022-10-15 21:19:42,385 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_modem_status [2022-10-15 21:19:42,385 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_startup [2022-10-15 21:19:42,385 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_startup [2022-10-15 21:19:42,385 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2022-10-15 21:19:42,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2022-10-15 21:19:42,386 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_pnp_exit [2022-10-15 21:19:42,386 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_pnp_exit [2022-10-15 21:19:42,386 INFO L130 BoogieDeclarations]: Found specification of procedure uart_suspend_port [2022-10-15 21:19:42,387 INFO L138 BoogieDeclarations]: Found implementation of procedure uart_suspend_port [2022-10-15 21:19:42,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-15 21:19:42,387 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_set_ldisc [2022-10-15 21:19:42,387 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_set_ldisc [2022-10-15 21:19:42,388 INFO L130 BoogieDeclarations]: Found specification of procedure uart_add_one_port [2022-10-15 21:19:42,389 INFO L138 BoogieDeclarations]: Found implementation of procedure uart_add_one_port [2022-10-15 21:19:42,389 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_port_size [2022-10-15 21:19:42,389 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_port_size [2022-10-15 21:19:42,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2022-10-15 21:19:42,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2022-10-15 21:19:42,390 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-10-15 21:19:42,390 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-10-15 21:19:42,390 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2022-10-15 21:19:42,390 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_tx_dma [2022-10-15 21:19:42,391 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_tx_dma [2022-10-15 21:19:42,391 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_put_poll_char [2022-10-15 21:19:42,391 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_put_poll_char [2022-10-15 21:19:42,391 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_release_dma [2022-10-15 21:19:42,391 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_release_dma [2022-10-15 21:19:42,391 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-15 21:19:42,391 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_tx_empty [2022-10-15 21:19:42,392 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_tx_empty [2022-10-15 21:19:42,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-15 21:19:42,392 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_out [2022-10-15 21:19:42,393 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_out [2022-10-15 21:19:42,393 INFO L130 BoogieDeclarations]: Found specification of procedure disable_rsa [2022-10-15 21:19:42,393 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_rsa [2022-10-15 21:19:42,393 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_clear_fifos [2022-10-15 21:19:42,393 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_clear_fifos [2022-10-15 21:19:42,393 INFO L130 BoogieDeclarations]: Found specification of procedure serial_out [2022-10-15 21:19:42,393 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_out [2022-10-15 21:19:42,394 INFO L130 BoogieDeclarations]: Found specification of procedure serial_icr_write [2022-10-15 21:19:42,394 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_icr_write [2022-10-15 21:19:42,396 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-10-15 21:19:42,397 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-10-15 21:19:42,397 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-10-15 21:19:42,400 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-10-15 21:19:42,405 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_get_poll_char [2022-10-15 21:19:42,406 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_get_poll_char [2022-10-15 21:19:42,406 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_probe [2022-10-15 21:19:42,406 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_probe [2022-10-15 21:19:42,406 INFO L130 BoogieDeclarations]: Found specification of procedure serial_do_unlink [2022-10-15 21:19:42,406 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_do_unlink [2022-10-15 21:19:42,406 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_set_termios [2022-10-15 21:19:42,406 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_set_termios [2022-10-15 21:19:42,406 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-10-15 21:19:42,407 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-10-15 21:19:42,407 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_unregister_port [2022-10-15 21:19:42,407 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_unregister_port [2022-10-15 21:19:42,407 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_stop_rx [2022-10-15 21:19:42,407 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_stop_rx [2022-10-15 21:19:42,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-10-15 21:19:42,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-10-15 21:19:42,409 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_request_rsa_resource [2022-10-15 21:19:42,409 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_request_rsa_resource [2022-10-15 21:19:42,409 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-10-15 21:19:42,409 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-10-15 21:19:42,409 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_isa_init_ports [2022-10-15 21:19:42,410 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_isa_init_ports [2022-10-15 21:19:42,410 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-10-15 21:19:42,410 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-10-15 21:19:42,410 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2022-10-15 21:19:42,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2022-10-15 21:19:42,410 INFO L130 BoogieDeclarations]: Found specification of procedure is_omap1_8250 [2022-10-15 21:19:42,410 INFO L138 BoogieDeclarations]: Found implementation of procedure is_omap1_8250 [2022-10-15 21:19:42,410 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_get_resource [2022-10-15 21:19:42,410 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_get_resource [2022-10-15 21:19:42,410 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_verify_port [2022-10-15 21:19:42,411 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_verify_port [2022-10-15 21:19:42,411 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-10-15 21:19:42,411 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-10-15 21:19:42,411 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_resource_valid [2022-10-15 21:19:42,411 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_resource_valid [2022-10-15 21:19:42,411 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_2 [2022-10-15 21:19:42,411 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_2 [2022-10-15 21:19:42,411 INFO L130 BoogieDeclarations]: Found specification of procedure set_io_from_upio [2022-10-15 21:19:42,411 INFO L138 BoogieDeclarations]: Found implementation of procedure set_io_from_upio [2022-10-15 21:19:42,411 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_cpu [2022-10-15 21:19:42,411 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_cpu [2022-10-15 21:19:42,411 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2022-10-15 21:19:42,412 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2022-10-15 21:19:42,412 INFO L130 BoogieDeclarations]: Found specification of procedure uart_remove_one_port [2022-10-15 21:19:42,412 INFO L138 BoogieDeclarations]: Found implementation of procedure uart_remove_one_port [2022-10-15 21:19:42,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-15 21:19:42,412 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_suspend_port [2022-10-15 21:19:42,412 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_suspend_port [2022-10-15 21:19:42,412 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_request_dma [2022-10-15 21:19:42,412 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_request_dma [2022-10-15 21:19:42,412 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-10-15 21:19:42,412 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-10-15 21:19:42,412 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_get_mctrl [2022-10-15 21:19:42,412 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_get_mctrl [2022-10-15 21:19:42,416 INFO L130 BoogieDeclarations]: Found specification of procedure probe_irq_off [2022-10-15 21:19:42,416 INFO L138 BoogieDeclarations]: Found implementation of procedure probe_irq_off [2022-10-15 21:19:42,416 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_release_rsa_resource [2022-10-15 21:19:42,416 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_release_rsa_resource [2022-10-15 21:19:42,416 INFO L130 BoogieDeclarations]: Found specification of procedure __dma_request_slave_channel_compat [2022-10-15 21:19:42,416 INFO L138 BoogieDeclarations]: Found implementation of procedure __dma_request_slave_channel_compat [2022-10-15 21:19:42,417 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_release_std_resource [2022-10-15 21:19:42,417 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_release_std_resource [2022-10-15 21:19:42,417 INFO L130 BoogieDeclarations]: Found specification of procedure dmaengine_tx_status [2022-10-15 21:19:42,417 INFO L138 BoogieDeclarations]: Found implementation of procedure dmaengine_tx_status [2022-10-15 21:19:42,417 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2022-10-15 21:19:42,417 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2022-10-15 21:19:42,417 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_in [2022-10-15 21:19:42,418 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_in [2022-10-15 21:19:42,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-15 21:19:42,418 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_type [2022-10-15 21:19:42,418 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_type [2022-10-15 21:19:42,418 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_register_8250_port [2022-10-15 21:19:42,418 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_register_8250_port [2022-10-15 21:19:42,418 INFO L130 BoogieDeclarations]: Found specification of procedure uart_write_wakeup [2022-10-15 21:19:42,418 INFO L138 BoogieDeclarations]: Found implementation of procedure uart_write_wakeup [2022-10-15 21:19:42,419 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2022-10-15 21:19:42,419 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2022-10-15 21:19:42,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-15 21:19:42,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-15 21:19:42,419 INFO L130 BoogieDeclarations]: Found specification of procedure serial_icr_read [2022-10-15 21:19:42,419 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_icr_read [2022-10-15 21:19:42,419 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_break_ctl [2022-10-15 21:19:42,419 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_break_ctl [2022-10-15 21:19:42,420 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-15 21:19:42,420 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_pm [2022-10-15 21:19:42,420 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_pm [2022-10-15 21:19:42,420 INFO L130 BoogieDeclarations]: Found specification of procedure inb_p [2022-10-15 21:19:42,420 INFO L138 BoogieDeclarations]: Found implementation of procedure inb_p [2022-10-15 21:19:42,420 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_do_set_termios [2022-10-15 21:19:42,420 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_do_set_termios [2022-10-15 21:19:42,420 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-15 21:19:42,421 INFO L130 BoogieDeclarations]: Found specification of procedure uart_tx_stopped [2022-10-15 21:19:42,421 INFO L138 BoogieDeclarations]: Found implementation of procedure uart_tx_stopped [2022-10-15 21:19:42,421 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_xmitr [2022-10-15 21:19:42,421 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_xmitr [2022-10-15 21:19:42,421 INFO L130 BoogieDeclarations]: Found specification of procedure autoconfig [2022-10-15 21:19:42,421 INFO L138 BoogieDeclarations]: Found implementation of procedure autoconfig [2022-10-15 21:19:42,421 INFO L130 BoogieDeclarations]: Found specification of procedure serial_dl_read [2022-10-15 21:19:42,421 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_dl_read [2022-10-15 21:19:42,421 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-10-15 21:19:42,422 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-10-15 21:19:42,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-15 21:19:42,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2022-10-15 21:19:42,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2022-10-15 21:19:42,422 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2022-10-15 21:19:42,422 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2022-10-15 21:19:42,422 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-10-15 21:19:42,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-10-15 21:19:42,423 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2022-10-15 21:19:42,423 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2022-10-15 21:19:42,423 INFO L130 BoogieDeclarations]: Found specification of procedure serial_pnp_remove [2022-10-15 21:19:42,423 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_pnp_remove [2022-10-15 21:19:42,423 INFO L130 BoogieDeclarations]: Found specification of procedure ___ratelimit [2022-10-15 21:19:42,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ___ratelimit [2022-10-15 21:19:42,423 INFO L130 BoogieDeclarations]: Found specification of procedure uart_handle_break [2022-10-15 21:19:42,423 INFO L138 BoogieDeclarations]: Found implementation of procedure uart_handle_break [2022-10-15 21:19:42,423 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-10-15 21:19:42,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-10-15 21:19:42,424 INFO L130 BoogieDeclarations]: Found specification of procedure serial_index [2022-10-15 21:19:42,424 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_index [2022-10-15 21:19:42,424 INFO L130 BoogieDeclarations]: Found specification of procedure __dma_rx_complete [2022-10-15 21:19:42,424 INFO L138 BoogieDeclarations]: Found implementation of procedure __dma_rx_complete [2022-10-15 21:19:42,424 INFO L130 BoogieDeclarations]: Found specification of procedure dma_async_issue_pending [2022-10-15 21:19:42,424 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_async_issue_pending [2022-10-15 21:19:42,424 INFO L130 BoogieDeclarations]: Found specification of procedure __stop_tx [2022-10-15 21:19:42,425 INFO L138 BoogieDeclarations]: Found implementation of procedure __stop_tx [2022-10-15 21:19:42,425 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_port_start [2022-10-15 21:19:42,425 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_port_start [2022-10-15 21:19:42,425 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_config_port [2022-10-15 21:19:42,425 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_config_port [2022-10-15 21:19:42,425 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-10-15 21:19:42,425 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-10-15 21:19:42,425 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-10-15 21:19:42,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-10-15 21:19:42,426 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_resume [2022-10-15 21:19:42,426 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_resume [2022-10-15 21:19:42,426 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_shutdown [2022-10-15 21:19:42,426 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_shutdown [2022-10-15 21:19:42,426 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~X~$Pointer$~TO~VOID [2022-10-15 21:19:42,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~X~$Pointer$~TO~VOID [2022-10-15 21:19:42,426 INFO L130 BoogieDeclarations]: Found specification of procedure autoconfig_has_efr [2022-10-15 21:19:42,427 INFO L138 BoogieDeclarations]: Found implementation of procedure autoconfig_has_efr [2022-10-15 21:19:42,427 INFO L130 BoogieDeclarations]: Found specification of procedure __enable_rsa [2022-10-15 21:19:42,427 INFO L138 BoogieDeclarations]: Found implementation of procedure __enable_rsa [2022-10-15 21:19:42,427 INFO L130 BoogieDeclarations]: Found specification of procedure serial_pnp_resume [2022-10-15 21:19:42,427 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_pnp_resume [2022-10-15 21:19:42,427 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_request_std_resource [2022-10-15 21:19:42,427 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_request_std_resource [2022-10-15 21:19:42,427 INFO L130 BoogieDeclarations]: Found specification of procedure outb_p [2022-10-15 21:19:42,428 INFO L138 BoogieDeclarations]: Found implementation of procedure outb_p [2022-10-15 21:19:42,428 INFO L130 BoogieDeclarations]: Found specification of procedure dmaengine_slave_config [2022-10-15 21:19:42,428 INFO L138 BoogieDeclarations]: Found implementation of procedure dmaengine_slave_config [2022-10-15 21:19:42,428 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_rx_dma [2022-10-15 21:19:42,428 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_rx_dma [2022-10-15 21:19:42,428 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-10-15 21:19:42,428 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-10-15 21:19:42,428 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2022-10-15 21:19:42,428 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2022-10-15 21:19:42,429 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_resume_port [2022-10-15 21:19:42,429 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_resume_port [2022-10-15 21:19:42,429 INFO L130 BoogieDeclarations]: Found specification of procedure ns16550a_goto_highspeed [2022-10-15 21:19:42,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ns16550a_goto_highspeed [2022-10-15 21:19:42,429 INFO L130 BoogieDeclarations]: Found specification of procedure size_fifo [2022-10-15 21:19:42,429 INFO L138 BoogieDeclarations]: Found implementation of procedure size_fifo [2022-10-15 21:19:42,429 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_get_drvdata [2022-10-15 21:19:42,429 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_get_drvdata [2022-10-15 21:19:42,430 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_remove [2022-10-15 21:19:42,430 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_remove [2022-10-15 21:19:42,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-15 21:19:42,430 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_release_port [2022-10-15 21:19:42,430 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_release_port [2022-10-15 21:19:42,430 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2022-10-15 21:19:42,430 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2022-10-15 21:19:42,430 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_enable_ms [2022-10-15 21:19:42,430 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_enable_ms [2022-10-15 21:19:42,431 INFO L130 BoogieDeclarations]: Found specification of procedure dmaengine_terminate_all [2022-10-15 21:19:42,431 INFO L138 BoogieDeclarations]: Found implementation of procedure dmaengine_terminate_all [2022-10-15 21:19:42,431 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_port_valid [2022-10-15 21:19:42,431 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_port_valid [2022-10-15 21:19:42,431 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_set_sleep [2022-10-15 21:19:42,431 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_set_sleep [2022-10-15 21:19:42,431 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_init_fixed_type_port [2022-10-15 21:19:42,432 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_init_fixed_type_port [2022-10-15 21:19:42,432 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-15 21:19:42,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-15 21:19:42,432 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~VOID [2022-10-15 21:19:42,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~VOID [2022-10-15 21:19:43,608 INFO L235 CfgBuilder]: Building ICFG [2022-10-15 21:19:43,620 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-15 21:19:45,108 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-15 21:20:08,171 INFO L276 CfgBuilder]: Performing block encoding [2022-10-15 21:20:08,217 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-15 21:20:08,217 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-15 21:20:08,225 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 09:20:08 BoogieIcfgContainer [2022-10-15 21:20:08,225 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-15 21:20:08,229 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-15 21:20:08,230 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-15 21:20:08,234 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-15 21:20:08,234 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 09:19:36" (1/3) ... [2022-10-15 21:20:08,235 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a874f4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 09:20:08, skipping insertion in model container [2022-10-15 21:20:08,235 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:19:40" (2/3) ... [2022-10-15 21:20:08,236 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a874f4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 09:20:08, skipping insertion in model container [2022-10-15 21:20:08,236 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 09:20:08" (3/3) ... [2022-10-15 21:20:08,238 INFO L112 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--serial--8250--8250.ko-entry_point.cil.out.i [2022-10-15 21:20:08,268 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-15 21:20:08,268 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 106 error locations. [2022-10-15 21:20:08,441 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-15 21:20:08,454 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6f0396fc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-15 21:20:08,454 INFO L358 AbstractCegarLoop]: Starting to check reachability of 106 error locations. [2022-10-15 21:20:08,472 INFO L276 IsEmpty]: Start isEmpty. Operand has 2972 states, 2031 states have (on average 1.4441161989167897) internal successors, (2933), 2228 states have internal predecessors, (2933), 687 states have call successors, (687), 148 states have call predecessors, (687), 147 states have return successors, (680), 652 states have call predecessors, (680), 680 states have call successors, (680) [2022-10-15 21:20:08,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-15 21:20:08,499 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 21:20:08,501 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-15 21:20:08,502 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [serial8250_tx_charsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, serial8250_tx_charsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, serial8250_tx_charsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 103 more)] === [2022-10-15 21:20:08,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 21:20:08,510 INFO L85 PathProgramCache]: Analyzing trace with hash 1589781797, now seen corresponding path program 1 times [2022-10-15 21:20:08,522 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 21:20:08,523 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2092983280] [2022-10-15 21:20:08,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 21:20:08,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 21:20:09,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:20:10,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-15 21:20:10,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:20:10,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-15 21:20:10,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:20:10,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-15 21:20:10,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:20:10,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-10-15 21:20:10,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:20:10,151 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-15 21:20:10,152 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 21:20:10,152 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2092983280] [2022-10-15 21:20:10,153 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2092983280] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 21:20:10,154 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-15 21:20:10,154 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-15 21:20:10,156 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1606480072] [2022-10-15 21:20:10,157 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 21:20:10,163 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-15 21:20:10,163 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 21:20:10,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-15 21:20:10,201 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-15 21:20:10,211 INFO L87 Difference]: Start difference. First operand has 2972 states, 2031 states have (on average 1.4441161989167897) internal successors, (2933), 2228 states have internal predecessors, (2933), 687 states have call successors, (687), 148 states have call predecessors, (687), 147 states have return successors, (680), 652 states have call predecessors, (680), 680 states have call successors, (680) Second operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 3 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-10-15 21:20:15,809 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-15 21:20:19,101 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-15 21:20:21,928 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-15 21:20:24,844 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []