./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--usb--serial--usbserial.ko-ldv_main0.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/linux-3.8-rc1-32_7a-drivers--usb--serial--usbserial.ko-ldv_main0.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 ac653d5d4bd645822c87d49861fb2a5e304e57a9bdc7e425845f1dc10a0731d2 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:05:22,491 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:05:22,493 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:05:22,532 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:05:22,533 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:05:22,535 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:05:22,537 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:05:22,542 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:05:22,543 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:05:22,548 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:05:22,549 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:05:22,550 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:05:22,550 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:05:22,552 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:05:22,554 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:05:22,560 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:05:22,561 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:05:22,562 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:05:22,568 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:05:22,571 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:05:22,573 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:05:22,574 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:05:22,575 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:05:22,576 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:05:22,583 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:05:22,584 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:05:22,584 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:05:22,585 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:05:22,586 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:05:22,587 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:05:22,587 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:05:22,588 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:05:22,589 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:05:22,590 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:05:22,591 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:05:22,591 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:05:22,592 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:05:22,592 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:05:22,593 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:05:22,594 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:05:22,595 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:05:22,595 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-15 13:05:22,616 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:05:22,617 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:05:22,617 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:05:22,618 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:05:22,618 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:05:22,619 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:05:22,619 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:05:22,619 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:05:22,620 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:05:22,620 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:05:22,621 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 13:05:22,621 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:05:22,621 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:05:22,621 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:05:22,621 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:05:22,622 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:05:22,622 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:05:22,622 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:05:22,622 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:05:22,622 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:05:22,623 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:05:22,623 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:05:22,623 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:05:22,623 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:05:22,623 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:05:22,624 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 13:05:22,624 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 13:05:22,624 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:05:22,624 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:05:22,624 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:05:22,625 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:05:22,625 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ac653d5d4bd645822c87d49861fb2a5e304e57a9bdc7e425845f1dc10a0731d2 [2021-12-15 13:05:22,848 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:05:22,874 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:05:22,877 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:05:22,878 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:05:22,878 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:05:22,881 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--usb--serial--usbserial.ko-ldv_main0.cil.out.i [2021-12-15 13:05:22,950 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9010a7c01/af2fd3d7f0f849e7989db407c77968be/FLAGe1bde31df [2021-12-15 13:05:23,653 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:05:23,654 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--usb--serial--usbserial.ko-ldv_main0.cil.out.i [2021-12-15 13:05:23,700 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9010a7c01/af2fd3d7f0f849e7989db407c77968be/FLAGe1bde31df [2021-12-15 13:05:23,766 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9010a7c01/af2fd3d7f0f849e7989db407c77968be [2021-12-15 13:05:23,769 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:05:23,771 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:05:23,774 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:05:23,774 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:05:23,777 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:05:23,777 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:05:23" (1/1) ... [2021-12-15 13:05:23,779 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62235d97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:23, skipping insertion in model container [2021-12-15 13:05:23,779 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:05:23" (1/1) ... [2021-12-15 13:05:23,784 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:05:23,906 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:05:25,662 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/linux-3.8-rc1-32_7a-drivers--usb--serial--usbserial.ko-ldv_main0.cil.out.i[258672,258685] [2021-12-15 13:05:25,789 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:05:25,845 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:05:26,235 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/linux-3.8-rc1-32_7a-drivers--usb--serial--usbserial.ko-ldv_main0.cil.out.i[258672,258685] [2021-12-15 13:05:26,250 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:05:26,363 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:05:26,365 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:26 WrapperNode [2021-12-15 13:05:26,365 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:05:26,367 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:05:26,367 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:05:26,367 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:05:26,373 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:26" (1/1) ... [2021-12-15 13:05:26,465 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:26" (1/1) ... [2021-12-15 13:05:26,668 INFO L137 Inliner]: procedures = 373, calls = 2971, calls flagged for inlining = 172, calls inlined = 164, statements flattened = 5915 [2021-12-15 13:05:26,669 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:05:26,670 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:05:26,670 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:05:26,670 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:05:26,678 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:26" (1/1) ... [2021-12-15 13:05:26,679 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:26" (1/1) ... [2021-12-15 13:05:26,735 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:26" (1/1) ... [2021-12-15 13:05:26,736 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:26" (1/1) ... [2021-12-15 13:05:26,856 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:26" (1/1) ... [2021-12-15 13:05:26,878 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:26" (1/1) ... [2021-12-15 13:05:26,905 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:26" (1/1) ... [2021-12-15 13:05:26,941 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:05:26,942 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:05:26,942 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:05:26,943 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:05:26,944 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:26" (1/1) ... [2021-12-15 13:05:26,951 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:05:26,961 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:05:26,981 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 13:05:26,990 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 13:05:27,025 INFO L130 BoogieDeclarations]: Found specification of procedure serial_break [2021-12-15 13:05:27,026 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_break [2021-12-15 13:05:27,026 INFO L130 BoogieDeclarations]: Found specification of procedure serial_proc_open [2021-12-15 13:05:27,026 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_proc_open [2021-12-15 13:05:27,026 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_throttle [2021-12-15 13:05:27,026 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_throttle [2021-12-15 13:05:27,026 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_write_start [2021-12-15 13:05:27,027 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_write_start [2021-12-15 13:05:27,027 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2021-12-15 13:05:27,027 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2021-12-15 13:05:27,027 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2021-12-15 13:05:27,027 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2021-12-15 13:05:27,027 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2021-12-15 13:05:27,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2021-12-15 13:05:27,028 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2021-12-15 13:05:27,028 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2021-12-15 13:05:27,028 INFO L130 BoogieDeclarations]: Found specification of procedure usb_translate_errors [2021-12-15 13:05:27,028 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_translate_errors [2021-12-15 13:05:27,028 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2021-12-15 13:05:27,028 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2021-12-15 13:05:27,028 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_dtr_rts [2021-12-15 13:05:27,029 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_dtr_rts [2021-12-15 13:05:27,029 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_device_remove [2021-12-15 13:05:27,029 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_device_remove [2021-12-15 13:05:27,029 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_write [2021-12-15 13:05:27,029 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_write [2021-12-15 13:05:27,029 INFO L130 BoogieDeclarations]: Found specification of procedure serial_chars_in_buffer [2021-12-15 13:05:27,029 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_chars_in_buffer [2021-12-15 13:05:27,030 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:05:27,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:05:27,030 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2021-12-15 13:05:27,030 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2021-12-15 13:05:27,030 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_activate [2021-12-15 13:05:27,030 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_activate [2021-12-15 13:05:27,030 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit_unlock [2021-12-15 13:05:27,031 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit_unlock [2021-12-15 13:05:27,031 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2021-12-15 13:05:27,031 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2021-12-15 13:05:27,032 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-15 13:05:27,032 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-15 13:05:27,032 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2021-12-15 13:05:27,032 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2021-12-15 13:05:27,032 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-15 13:05:27,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-15 13:05:27,032 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_suspend [2021-12-15 13:05:27,033 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_suspend [2021-12-15 13:05:27,033 INFO L130 BoogieDeclarations]: Found specification of procedure usb_store_new_id [2021-12-15 13:05:27,033 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_store_new_id [2021-12-15 13:05:27,033 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2021-12-15 13:05:27,033 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2021-12-15 13:05:27,033 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_int_in [2021-12-15 13:05:27,033 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_int_in [2021-12-15 13:05:27,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2021-12-15 13:05:27,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2021-12-15 13:05:27,034 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-15 13:05:27,034 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-15 13:05:27,034 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_get_by_index [2021-12-15 13:05:27,035 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_get_by_index [2021-12-15 13:05:27,036 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_poison_urbs [2021-12-15 13:05:27,036 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_poison_urbs [2021-12-15 13:05:27,036 INFO L130 BoogieDeclarations]: Found specification of procedure serial_hangup [2021-12-15 13:05:27,036 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_hangup [2021-12-15 13:05:27,036 INFO L130 BoogieDeclarations]: Found specification of procedure serial_ioctl [2021-12-15 13:05:27,037 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_ioctl [2021-12-15 13:05:27,037 INFO L130 BoogieDeclarations]: Found specification of procedure serial_write_room [2021-12-15 13:05:27,037 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_write_room [2021-12-15 13:05:27,037 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_disc_mutex_of_usb_serial [2021-12-15 13:05:27,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_disc_mutex_of_usb_serial [2021-12-15 13:05:27,037 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-12-15 13:05:27,037 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-12-15 13:05:27,038 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_debug_data [2021-12-15 13:05:27,038 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_debug_data [2021-12-15 13:05:27,038 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2021-12-15 13:05:27,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2021-12-15 13:05:27,039 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-15 13:05:27,039 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-15 13:05:27,039 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:05:27,039 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-15 13:05:27,039 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-15 13:05:27,039 INFO L130 BoogieDeclarations]: Found specification of procedure serial_unthrottle [2021-12-15 13:05:27,040 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_unthrottle [2021-12-15 13:05:27,040 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unpoison_urb [2021-12-15 13:05:27,040 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unpoison_urb [2021-12-15 13:05:27,040 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_submit_read_urbs [2021-12-15 13:05:27,040 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_submit_read_urbs [2021-12-15 13:05:27,040 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_device_probe [2021-12-15 13:05:27,040 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_device_probe [2021-12-15 13:05:27,040 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2021-12-15 13:05:27,041 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2021-12-15 13:05:27,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2021-12-15 13:05:27,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value_probe [2021-12-15 13:05:27,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:05:27,042 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2021-12-15 13:05:27,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2021-12-15 13:05:27,042 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2021-12-15 13:05:27,042 INFO L130 BoogieDeclarations]: Found specification of procedure serial_get_icount [2021-12-15 13:05:27,043 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_get_icount [2021-12-15 13:05:27,043 INFO L130 BoogieDeclarations]: Found specification of procedure serial_throttle [2021-12-15 13:05:27,043 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_throttle [2021-12-15 13:05:27,043 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-15 13:05:27,044 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-15 13:05:27,044 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_submit_read_urb [2021-12-15 13:05:27,044 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_submit_read_urb [2021-12-15 13:05:27,044 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:05:27,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:05:27,045 INFO L130 BoogieDeclarations]: Found specification of procedure try_module_get [2021-12-15 13:05:27,045 INFO L138 BoogieDeclarations]: Found implementation of procedure try_module_get [2021-12-15 13:05:27,045 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2021-12-15 13:05:27,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2021-12-15 13:05:27,045 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-15 13:05:27,045 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-15 13:05:27,046 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_deregister [2021-12-15 13:05:27,046 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_deregister [2021-12-15 13:05:27,046 INFO L130 BoogieDeclarations]: Found specification of procedure put_tty_driver [2021-12-15 13:05:27,046 INFO L138 BoogieDeclarations]: Found implementation of procedure put_tty_driver [2021-12-15 13:05:27,046 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-15 13:05:27,046 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-15 13:05:27,047 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_resume [2021-12-15 13:05:27,048 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_resume [2021-12-15 13:05:27,050 INFO L130 BoogieDeclarations]: Found specification of procedure serial_cleanup [2021-12-15 13:05:27,050 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_cleanup [2021-12-15 13:05:27,050 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-15 13:05:27,050 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-15 13:05:27,051 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-15 13:05:27,052 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-15 13:05:27,052 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_carrier_raised [2021-12-15 13:05:27,052 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_carrier_raised [2021-12-15 13:05:27,052 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_uint_must_check_helper [2021-12-15 13:05:27,058 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_uint_must_check_helper [2021-12-15 13:05:27,059 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-15 13:05:27,059 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-15 13:05:27,059 INFO L130 BoogieDeclarations]: Found specification of procedure serial_tiocmget [2021-12-15 13:05:27,059 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_tiocmget [2021-12-15 13:05:27,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2021-12-15 13:05:27,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2021-12-15 13:05:27,059 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2021-12-15 13:05:27,060 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2021-12-15 13:05:27,060 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_probe [2021-12-15 13:05:27,060 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_probe [2021-12-15 13:05:27,060 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-15 13:05:27,060 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-15 13:05:27,060 INFO L130 BoogieDeclarations]: Found specification of procedure bus_unregister [2021-12-15 13:05:27,060 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_unregister [2021-12-15 13:05:27,060 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_reset_resume [2021-12-15 13:05:27,060 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_reset_resume [2021-12-15 13:05:27,061 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_read_bulk_callback [2021-12-15 13:05:27,061 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_read_bulk_callback [2021-12-15 13:05:27,061 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2021-12-15 13:05:27,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2021-12-15 13:05:27,061 INFO L130 BoogieDeclarations]: Found specification of procedure usb_poison_urb [2021-12-15 13:05:27,061 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_poison_urb [2021-12-15 13:05:27,061 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2021-12-15 13:05:27,061 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2021-12-15 13:05:27,062 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-15 13:05:27,062 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2021-12-15 13:05:27,062 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2021-12-15 13:05:27,062 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2021-12-15 13:05:27,062 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2021-12-15 13:05:27,062 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-12-15 13:05:27,062 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-12-15 13:05:27,062 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_device_match [2021-12-15 13:05:27,063 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_device_match [2021-12-15 13:05:27,063 INFO L130 BoogieDeclarations]: Found specification of procedure serial_open [2021-12-15 13:05:27,063 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_open [2021-12-15 13:05:27,063 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-15 13:05:27,063 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-15 13:05:27,063 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-12-15 13:05:27,063 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-12-15 13:05:27,063 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_shutdown [2021-12-15 13:05:27,064 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_shutdown [2021-12-15 13:05:27,064 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2021-12-15 13:05:27,064 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2021-12-15 13:05:27,064 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-15 13:05:27,064 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-15 13:05:27,064 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~int [2021-12-15 13:05:27,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~int [2021-12-15 13:05:27,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-15 13:05:27,065 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_resume [2021-12-15 13:05:27,065 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_resume [2021-12-15 13:05:27,065 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2021-12-15 13:05:27,065 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2021-12-15 13:05:27,065 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2021-12-15 13:05:27,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-15 13:05:27,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-15 13:05:27,065 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_disconnect [2021-12-15 13:05:27,066 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_disconnect [2021-12-15 13:05:27,066 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_unthrottle [2021-12-15 13:05:27,066 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_unthrottle [2021-12-15 13:05:27,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_disc_mutex_of_usb_serial [2021-12-15 13:05:27,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_disc_mutex_of_usb_serial [2021-12-15 13:05:27,066 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:05:27,066 INFO L130 BoogieDeclarations]: Found specification of procedure serial_install [2021-12-15 13:05:27,067 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_install [2021-12-15 13:05:27,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:05:27,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:05:27,067 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-15 13:05:27,067 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-15 13:05:27,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-15 13:05:27,067 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-15 13:05:27,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-15 13:05:27,068 INFO L130 BoogieDeclarations]: Found specification of procedure serial_tiocmset [2021-12-15 13:05:27,068 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_tiocmset [2021-12-15 13:05:27,068 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_table_lock [2021-12-15 13:05:27,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_table_lock [2021-12-15 13:05:27,068 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-12-15 13:05:27,068 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-12-15 13:05:27,068 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2021-12-15 13:05:27,068 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2021-12-15 13:05:27,068 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_table_lock [2021-12-15 13:05:27,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_table_lock [2021-12-15 13:05:27,109 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2021-12-15 13:05:27,109 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2021-12-15 13:05:27,109 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_put [2021-12-15 13:05:27,109 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_put [2021-12-15 13:05:27,109 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_unpoison_port_urbs [2021-12-15 13:05:27,109 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_unpoison_port_urbs [2021-12-15 13:05:27,109 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-15 13:05:27,109 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-15 13:05:27,109 INFO L130 BoogieDeclarations]: Found specification of procedure serial_write [2021-12-15 13:05:27,109 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_write [2021-12-15 13:05:27,109 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-15 13:05:27,109 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-15 13:05:27,109 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_serial [2021-12-15 13:05:27,109 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_serial [2021-12-15 13:05:27,109 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-15 13:05:27,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-15 13:05:27,109 INFO L130 BoogieDeclarations]: Found specification of procedure get_iface_id [2021-12-15 13:05:27,109 INFO L138 BoogieDeclarations]: Found implementation of procedure get_iface_id [2021-12-15 13:05:27,110 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-15 13:05:27,110 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-15 13:05:27,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-15 13:05:27,110 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-15 13:05:27,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-15 13:05:27,110 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:05:27,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:05:27,110 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_driver [2021-12-15 13:05:27,110 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_driver [2021-12-15 13:05:27,110 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_out [2021-12-15 13:05:27,110 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_out [2021-12-15 13:05:27,835 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:05:27,838 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 13:05:34,908 INFO L277 CfgBuilder]: Performing block encoding [2021-12-15 13:05:34,935 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-15 13:05:34,935 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-15 13:05:34,939 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:05:34 BoogieIcfgContainer [2021-12-15 13:05:34,940 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-15 13:05:34,944 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-15 13:05:34,945 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-15 13:05:34,947 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-15 13:05:34,948 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.12 01:05:23" (1/3) ... [2021-12-15 13:05:34,949 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@474c11df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 01:05:34, skipping insertion in model container [2021-12-15 13:05:34,949 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:26" (2/3) ... [2021-12-15 13:05:34,949 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@474c11df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 01:05:34, skipping insertion in model container [2021-12-15 13:05:34,950 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:05:34" (3/3) ... [2021-12-15 13:05:34,951 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.8-rc1-32_7a-drivers--usb--serial--usbserial.ko-ldv_main0.cil.out.i [2021-12-15 13:05:34,956 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-15 13:05:34,956 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-15 13:05:35,004 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-15 13:05:35,010 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 13:05:35,010 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-15 13:05:35,054 INFO L276 IsEmpty]: Start isEmpty. Operand has 1845 states, 1279 states have (on average 1.3096168881939014) internal successors, (1675), 1313 states have internal predecessors, (1675), 452 states have call successors, (452), 112 states have call predecessors, (452), 112 states have return successors, (452), 438 states have call predecessors, (452), 452 states have call successors, (452) [2021-12-15 13:05:35,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-12-15 13:05:35,059 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 13:05:35,060 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 13:05:35,060 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 13:05:35,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 13:05:35,065 INFO L85 PathProgramCache]: Analyzing trace with hash 1524047706, now seen corresponding path program 1 times [2021-12-15 13:05:35,072 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 13:05:35,073 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [801560572] [2021-12-15 13:05:35,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 13:05:35,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 13:05:35,173 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-15 13:05:35,173 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 13:05:35,190 INFO L158 Benchmark]: Toolchain (without parser) took 11417.90ms. Allocated memory was 104.9MB in the beginning and 415.2MB in the end (delta: 310.4MB). Free memory was 64.9MB in the beginning and 154.4MB in the end (delta: -89.4MB). Peak memory consumption was 219.1MB. Max. memory is 16.1GB. [2021-12-15 13:05:35,191 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 104.9MB. Free memory was 62.1MB in the beginning and 62.1MB in the end (delta: 47.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:05:35,192 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2592.37ms. Allocated memory was 104.9MB in the beginning and 186.6MB in the end (delta: 81.8MB). Free memory was 64.7MB in the beginning and 93.4MB in the end (delta: -28.7MB). Peak memory consumption was 71.4MB. Max. memory is 16.1GB. [2021-12-15 13:05:35,193 INFO L158 Benchmark]: Boogie Procedure Inliner took 302.66ms. Allocated memory is still 186.6MB. Free memory was 93.4MB in the beginning and 110.1MB in the end (delta: -16.7MB). Peak memory consumption was 35.5MB. Max. memory is 16.1GB. [2021-12-15 13:05:35,196 INFO L158 Benchmark]: Boogie Preprocessor took 270.73ms. Allocated memory is still 186.6MB. Free memory was 110.1MB in the beginning and 73.7MB in the end (delta: 36.4MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2021-12-15 13:05:35,198 INFO L158 Benchmark]: RCFGBuilder took 8001.02ms. Allocated memory was 186.6MB in the beginning and 415.2MB in the end (delta: 228.6MB). Free memory was 73.7MB in the beginning and 181.6MB in the end (delta: -108.0MB). Peak memory consumption was 209.2MB. Max. memory is 16.1GB. [2021-12-15 13:05:35,199 INFO L158 Benchmark]: TraceAbstraction took 243.52ms. Allocated memory is still 415.2MB. Free memory was 181.6MB in the beginning and 154.4MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2021-12-15 13:05:35,204 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 104.9MB. Free memory was 62.1MB in the beginning and 62.1MB in the end (delta: 47.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2592.37ms. Allocated memory was 104.9MB in the beginning and 186.6MB in the end (delta: 81.8MB). Free memory was 64.7MB in the beginning and 93.4MB in the end (delta: -28.7MB). Peak memory consumption was 71.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 302.66ms. Allocated memory is still 186.6MB. Free memory was 93.4MB in the beginning and 110.1MB in the end (delta: -16.7MB). Peak memory consumption was 35.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 270.73ms. Allocated memory is still 186.6MB. Free memory was 110.1MB in the beginning and 73.7MB in the end (delta: 36.4MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * RCFGBuilder took 8001.02ms. Allocated memory was 186.6MB in the beginning and 415.2MB in the end (delta: 228.6MB). Free memory was 73.7MB in the beginning and 181.6MB in the end (delta: -108.0MB). Peak memory consumption was 209.2MB. Max. memory is 16.1GB. * TraceAbstraction took 243.52ms. Allocated memory is still 415.2MB. Free memory was 181.6MB in the beginning and 154.4MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. 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 13:05:35,255 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/linux-3.8-rc1-32_7a-drivers--usb--serial--usbserial.ko-ldv_main0.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 ac653d5d4bd645822c87d49861fb2a5e304e57a9bdc7e425845f1dc10a0731d2 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:05:37,284 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:05:37,286 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:05:37,327 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:05:37,328 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:05:37,331 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:05:37,333 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:05:37,337 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:05:37,339 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:05:37,343 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:05:37,344 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:05:37,348 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:05:37,348 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:05:37,351 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:05:37,352 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:05:37,357 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:05:37,358 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:05:37,358 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:05:37,361 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:05:37,365 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:05:37,367 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:05:37,368 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:05:37,369 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:05:37,370 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:05:37,372 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:05:37,372 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:05:37,372 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:05:37,373 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:05:37,373 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:05:37,374 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:05:37,374 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:05:37,375 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:05:37,376 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:05:37,376 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:05:37,377 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:05:37,377 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:05:37,378 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:05:37,378 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:05:37,378 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:05:37,379 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:05:37,379 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:05:37,380 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-15 13:05:37,407 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:05:37,407 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:05:37,408 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:05:37,408 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:05:37,408 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:05:37,409 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:05:37,409 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:05:37,409 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:05:37,410 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:05:37,410 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:05:37,410 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:05:37,410 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:05:37,410 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:05:37,410 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:05:37,411 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 13:05:37,411 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 13:05:37,411 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 13:05:37,411 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:05:37,411 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:05:37,412 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:05:37,412 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:05:37,412 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:05:37,412 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:05:37,412 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:05:37,420 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:05:37,421 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:05:37,421 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:05:37,421 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 13:05:37,422 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 13:05:37,422 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:05:37,422 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:05:37,422 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:05:37,423 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:05:37,423 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 13:05:37,423 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ac653d5d4bd645822c87d49861fb2a5e304e57a9bdc7e425845f1dc10a0731d2 [2021-12-15 13:05:37,721 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:05:37,753 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:05:37,756 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:05:37,758 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:05:37,759 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:05:37,761 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--usb--serial--usbserial.ko-ldv_main0.cil.out.i [2021-12-15 13:05:37,820 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eaac9153f/0f024cb1de844ce780ec5fd2c141399c/FLAGe02170f04 [2021-12-15 13:05:38,641 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:05:38,642 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--usb--serial--usbserial.ko-ldv_main0.cil.out.i [2021-12-15 13:05:38,690 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eaac9153f/0f024cb1de844ce780ec5fd2c141399c/FLAGe02170f04 [2021-12-15 13:05:39,190 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eaac9153f/0f024cb1de844ce780ec5fd2c141399c [2021-12-15 13:05:39,193 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:05:39,194 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:05:39,195 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:05:39,195 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:05:39,199 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:05:39,200 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:05:39" (1/1) ... [2021-12-15 13:05:39,201 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f152bfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:39, skipping insertion in model container [2021-12-15 13:05:39,201 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:05:39" (1/1) ... [2021-12-15 13:05:39,207 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:05:39,345 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:05:41,456 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/linux-3.8-rc1-32_7a-drivers--usb--serial--usbserial.ko-ldv_main0.cil.out.i[258672,258685] [2021-12-15 13:05:41,571 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:05:41,626 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-15 13:05:41,701 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:05:41,977 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/linux-3.8-rc1-32_7a-drivers--usb--serial--usbserial.ko-ldv_main0.cil.out.i[258672,258685] [2021-12-15 13:05:41,994 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:05:42,040 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:05:42,460 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/linux-3.8-rc1-32_7a-drivers--usb--serial--usbserial.ko-ldv_main0.cil.out.i[258672,258685] [2021-12-15 13:05:42,472 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:05:42,603 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:05:42,604 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:42 WrapperNode [2021-12-15 13:05:42,604 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:05:42,605 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:05:42,606 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:05:42,606 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:05:42,612 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:42" (1/1) ... [2021-12-15 13:05:42,722 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:42" (1/1) ... [2021-12-15 13:05:42,914 INFO L137 Inliner]: procedures = 383, calls = 2967, calls flagged for inlining = 175, calls inlined = 166, statements flattened = 5774 [2021-12-15 13:05:42,916 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:05:42,917 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:05:42,918 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:05:42,918 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:05:42,926 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:42" (1/1) ... [2021-12-15 13:05:42,926 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:42" (1/1) ... [2021-12-15 13:05:42,979 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:42" (1/1) ... [2021-12-15 13:05:42,979 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:42" (1/1) ... [2021-12-15 13:05:43,121 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:42" (1/1) ... [2021-12-15 13:05:43,144 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:42" (1/1) ... [2021-12-15 13:05:43,173 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:42" (1/1) ... [2021-12-15 13:05:43,206 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:05:43,208 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:05:43,209 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:05:43,209 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:05:43,210 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:42" (1/1) ... [2021-12-15 13:05:43,216 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:05:43,225 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:05:43,245 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 13:05:43,271 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 13:05:43,288 INFO L130 BoogieDeclarations]: Found specification of procedure serial_proc_open [2021-12-15 13:05:43,288 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_proc_open [2021-12-15 13:05:43,288 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-12-15 13:05:43,288 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_throttle [2021-12-15 13:05:43,289 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_throttle [2021-12-15 13:05:43,289 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_write_start [2021-12-15 13:05:43,289 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_write_start [2021-12-15 13:05:43,289 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2021-12-15 13:05:43,289 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2021-12-15 13:05:43,289 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2021-12-15 13:05:43,289 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2021-12-15 13:05:43,290 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2021-12-15 13:05:43,290 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2021-12-15 13:05:43,290 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-12-15 13:05:43,290 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-15 13:05:43,290 INFO L130 BoogieDeclarations]: Found specification of procedure usb_translate_errors [2021-12-15 13:05:43,290 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_translate_errors [2021-12-15 13:05:43,290 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-12-15 13:05:43,291 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2021-12-15 13:05:43,291 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2021-12-15 13:05:43,291 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_dtr_rts [2021-12-15 13:05:43,291 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_dtr_rts [2021-12-15 13:05:43,291 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_device_remove [2021-12-15 13:05:43,291 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_device_remove [2021-12-15 13:05:43,291 INFO L130 BoogieDeclarations]: Found specification of procedure serial_chars_in_buffer [2021-12-15 13:05:43,292 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_chars_in_buffer [2021-12-15 13:05:43,292 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:05:43,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:05:43,292 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2021-12-15 13:05:43,292 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2021-12-15 13:05:43,293 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~C_INT [2021-12-15 13:05:43,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~C_INT [2021-12-15 13:05:43,293 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_activate [2021-12-15 13:05:43,293 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_activate [2021-12-15 13:05:43,293 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit_unlock [2021-12-15 13:05:43,294 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit_unlock [2021-12-15 13:05:43,294 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2021-12-15 13:05:43,294 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2021-12-15 13:05:43,294 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-15 13:05:43,294 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-15 13:05:43,294 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2021-12-15 13:05:43,294 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2021-12-15 13:05:43,294 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-15 13:05:43,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-15 13:05:43,295 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_suspend [2021-12-15 13:05:43,295 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_suspend [2021-12-15 13:05:43,295 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_UINT~X~C_UINT~TO~C_INT [2021-12-15 13:05:43,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_UINT~X~C_UINT~TO~C_INT [2021-12-15 13:05:43,296 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2021-12-15 13:05:43,296 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2021-12-15 13:05:43,297 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_int_in [2021-12-15 13:05:43,297 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_int_in [2021-12-15 13:05:43,298 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2021-12-15 13:05:43,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2021-12-15 13:05:43,298 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-15 13:05:43,298 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-15 13:05:43,298 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_get_by_index [2021-12-15 13:05:43,298 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_get_by_index [2021-12-15 13:05:43,298 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_poison_urbs [2021-12-15 13:05:43,299 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_poison_urbs [2021-12-15 13:05:43,299 INFO L130 BoogieDeclarations]: Found specification of procedure serial_hangup [2021-12-15 13:05:43,299 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_hangup [2021-12-15 13:05:43,299 INFO L130 BoogieDeclarations]: Found specification of procedure serial_ioctl [2021-12-15 13:05:43,299 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_ioctl [2021-12-15 13:05:43,299 INFO L130 BoogieDeclarations]: Found specification of procedure serial_write_room [2021-12-15 13:05:43,299 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_write_room [2021-12-15 13:05:43,300 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_disc_mutex_of_usb_serial [2021-12-15 13:05:43,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_disc_mutex_of_usb_serial [2021-12-15 13:05:43,300 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-12-15 13:05:43,300 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-12-15 13:05:43,301 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_debug_data [2021-12-15 13:05:43,301 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_debug_data [2021-12-15 13:05:43,301 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-15 13:05:43,301 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-15 13:05:43,301 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:05:43,301 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-15 13:05:43,301 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-15 13:05:43,302 INFO L130 BoogieDeclarations]: Found specification of procedure serial_unthrottle [2021-12-15 13:05:43,302 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_unthrottle [2021-12-15 13:05:43,302 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unpoison_urb [2021-12-15 13:05:43,302 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unpoison_urb [2021-12-15 13:05:43,302 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_submit_read_urbs [2021-12-15 13:05:43,303 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_submit_read_urbs [2021-12-15 13:05:43,303 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_device_probe [2021-12-15 13:05:43,303 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_device_probe [2021-12-15 13:05:43,303 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2021-12-15 13:05:43,303 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2021-12-15 13:05:43,303 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2021-12-15 13:05:43,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value_probe [2021-12-15 13:05:43,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:05:43,304 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2021-12-15 13:05:43,305 INFO L130 BoogieDeclarations]: Found specification of procedure serial_get_icount [2021-12-15 13:05:43,305 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_get_icount [2021-12-15 13:05:43,305 INFO L130 BoogieDeclarations]: Found specification of procedure serial_throttle [2021-12-15 13:05:43,306 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_throttle [2021-12-15 13:05:43,306 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-15 13:05:43,306 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-15 13:05:43,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-12-15 13:05:43,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-12-15 13:05:43,306 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_submit_read_urb [2021-12-15 13:05:43,306 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_submit_read_urb [2021-12-15 13:05:43,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-12-15 13:05:43,307 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:05:43,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-15 13:05:43,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:05:43,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-12-15 13:05:43,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-15 13:05:43,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-15 13:05:43,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-12-15 13:05:43,308 INFO L130 BoogieDeclarations]: Found specification of procedure try_module_get [2021-12-15 13:05:43,308 INFO L138 BoogieDeclarations]: Found implementation of procedure try_module_get [2021-12-15 13:05:43,309 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-15 13:05:43,311 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-15 13:05:43,311 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_deregister [2021-12-15 13:05:43,311 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_deregister [2021-12-15 13:05:43,312 INFO L130 BoogieDeclarations]: Found specification of procedure put_tty_driver [2021-12-15 13:05:43,313 INFO L138 BoogieDeclarations]: Found implementation of procedure put_tty_driver [2021-12-15 13:05:43,313 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-15 13:05:43,313 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-15 13:05:43,313 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_resume [2021-12-15 13:05:43,314 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_resume [2021-12-15 13:05:43,319 INFO L130 BoogieDeclarations]: Found specification of procedure serial_cleanup [2021-12-15 13:05:43,319 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_cleanup [2021-12-15 13:05:43,319 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-15 13:05:43,319 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-15 13:05:43,319 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-15 13:05:43,319 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-15 13:05:43,319 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_carrier_raised [2021-12-15 13:05:43,320 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_carrier_raised [2021-12-15 13:05:43,320 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_uint_must_check_helper [2021-12-15 13:05:43,320 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_uint_must_check_helper [2021-12-15 13:05:43,320 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-15 13:05:43,320 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-15 13:05:43,320 INFO L130 BoogieDeclarations]: Found specification of procedure serial_tiocmget [2021-12-15 13:05:43,320 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_tiocmget [2021-12-15 13:05:43,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2021-12-15 13:05:43,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2021-12-15 13:05:43,321 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2021-12-15 13:05:43,321 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2021-12-15 13:05:43,321 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_UINT~X~C_ULONG~TO~C_INT [2021-12-15 13:05:43,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_UINT~X~C_ULONG~TO~C_INT [2021-12-15 13:05:43,321 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_probe [2021-12-15 13:05:43,321 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_probe [2021-12-15 13:05:43,321 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-15 13:05:43,321 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-15 13:05:43,322 INFO L130 BoogieDeclarations]: Found specification of procedure bus_unregister [2021-12-15 13:05:43,322 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_unregister [2021-12-15 13:05:43,322 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_reset_resume [2021-12-15 13:05:43,322 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_reset_resume [2021-12-15 13:05:43,322 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_read_bulk_callback [2021-12-15 13:05:43,322 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_read_bulk_callback [2021-12-15 13:05:43,323 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2021-12-15 13:05:43,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2021-12-15 13:05:43,323 INFO L130 BoogieDeclarations]: Found specification of procedure usb_poison_urb [2021-12-15 13:05:43,323 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_poison_urb [2021-12-15 13:05:43,323 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2021-12-15 13:05:43,323 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2021-12-15 13:05:43,323 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2021-12-15 13:05:43,323 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2021-12-15 13:05:43,323 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2021-12-15 13:05:43,324 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2021-12-15 13:05:43,324 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-12-15 13:05:43,324 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-12-15 13:05:43,324 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_device_match [2021-12-15 13:05:43,324 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_device_match [2021-12-15 13:05:43,324 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2021-12-15 13:05:43,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2021-12-15 13:05:43,325 INFO L130 BoogieDeclarations]: Found specification of procedure serial_open [2021-12-15 13:05:43,325 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_open [2021-12-15 13:05:43,325 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-15 13:05:43,325 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-15 13:05:43,325 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-12-15 13:05:43,325 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-12-15 13:05:43,325 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_shutdown [2021-12-15 13:05:43,325 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_shutdown [2021-12-15 13:05:43,326 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2021-12-15 13:05:43,326 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2021-12-15 13:05:43,326 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-15 13:05:43,326 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-15 13:05:43,326 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_resume [2021-12-15 13:05:43,326 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_resume [2021-12-15 13:05:43,326 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2021-12-15 13:05:43,326 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-12-15 13:05:43,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-12-15 13:05:43,327 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2021-12-15 13:05:43,327 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2021-12-15 13:05:43,327 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-15 13:05:43,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-15 13:05:43,327 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_disconnect [2021-12-15 13:05:43,327 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_disconnect [2021-12-15 13:05:43,327 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_unthrottle [2021-12-15 13:05:43,328 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_unthrottle [2021-12-15 13:05:43,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_disc_mutex_of_usb_serial [2021-12-15 13:05:43,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_disc_mutex_of_usb_serial [2021-12-15 13:05:43,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:05:43,328 INFO L130 BoogieDeclarations]: Found specification of procedure serial_install [2021-12-15 13:05:43,328 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_install [2021-12-15 13:05:43,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:05:43,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:05:43,328 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-15 13:05:43,329 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~TO~VOID [2021-12-15 13:05:43,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~TO~VOID [2021-12-15 13:05:43,329 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-15 13:05:43,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-15 13:05:43,329 INFO L130 BoogieDeclarations]: Found specification of procedure serial_tiocmset [2021-12-15 13:05:43,329 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_tiocmset [2021-12-15 13:05:43,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_table_lock [2021-12-15 13:05:43,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_table_lock [2021-12-15 13:05:43,330 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-12-15 13:05:43,330 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-12-15 13:05:43,330 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2021-12-15 13:05:43,330 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2021-12-15 13:05:43,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_table_lock [2021-12-15 13:05:43,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_table_lock [2021-12-15 13:05:43,330 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2021-12-15 13:05:43,330 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2021-12-15 13:05:43,331 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_put [2021-12-15 13:05:43,331 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_put [2021-12-15 13:05:43,331 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_unpoison_port_urbs [2021-12-15 13:05:43,331 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_unpoison_port_urbs [2021-12-15 13:05:43,331 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-15 13:05:43,331 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-15 13:05:43,331 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-15 13:05:43,331 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-15 13:05:43,332 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_serial [2021-12-15 13:05:43,332 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_serial [2021-12-15 13:05:43,332 INFO L130 BoogieDeclarations]: Found specification of procedure get_iface_id [2021-12-15 13:05:43,332 INFO L138 BoogieDeclarations]: Found implementation of procedure get_iface_id [2021-12-15 13:05:43,332 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-15 13:05:43,332 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-15 13:05:43,332 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-15 13:05:43,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-15 13:05:43,332 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:05:43,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:05:43,333 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_driver [2021-12-15 13:05:43,333 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_driver [2021-12-15 13:05:43,333 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_out [2021-12-15 13:05:43,333 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_out [2021-12-15 13:05:44,153 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:05:44,162 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation