/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--usb--hso.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-15 21:18:51,311 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-15 21:18:51,316 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-15 21:18:51,377 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-15 21:18:51,377 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-15 21:18:51,381 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-15 21:18:51,396 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-15 21:18:51,405 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-15 21:18:51,408 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-15 21:18:51,414 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-15 21:18:51,416 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-15 21:18:51,419 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-15 21:18:51,420 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-15 21:18:51,423 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-15 21:18:51,429 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-15 21:18:51,440 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-15 21:18:51,442 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-15 21:18:51,444 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-15 21:18:51,448 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-15 21:18:51,459 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-15 21:18:51,461 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-15 21:18:51,463 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-15 21:18:51,466 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-15 21:18:51,470 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-15 21:18:51,483 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-15 21:18:51,483 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-15 21:18:51,484 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-15 21:18:51,487 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-15 21:18:51,488 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-15 21:18:51,489 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-15 21:18:51,489 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-15 21:18:51,490 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-15 21:18:51,493 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-15 21:18:51,494 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-15 21:18:51,496 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-15 21:18:51,496 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-15 21:18:51,497 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-15 21:18:51,497 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-15 21:18:51,498 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-15 21:18:51,499 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-15 21:18:51,501 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-15 21:18:51,502 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf [2022-10-15 21:18:51,561 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-15 21:18:51,562 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-15 21:18:51,563 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-15 21:18:51,563 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-15 21:18:51,564 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-15 21:18:51,565 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-15 21:18:51,568 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-15 21:18:51,568 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-15 21:18:51,569 INFO L138 SettingsManager]: * Use SBE=true [2022-10-15 21:18:51,569 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-15 21:18:51,570 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-15 21:18:51,570 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-15 21:18:51,571 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-15 21:18:51,571 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-15 21:18:51,571 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-15 21:18:51,571 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-15 21:18:51,572 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-15 21:18:51,572 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-15 21:18:51,572 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-15 21:18:51,572 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-15 21:18:51,573 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-15 21:18:51,573 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-15 21:18:51,573 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-15 21:18:51,573 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-15 21:18:51,573 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-15 21:18:51,574 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-15 21:18:51,574 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-15 21:18:51,574 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-15 21:18:51,574 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-15 21:18:51,575 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-15 21:18:51,575 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-15 21:18:51,575 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-15 21:18:51,576 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-15 21:18:51,576 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-15 21:18:52,029 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-15 21:18:52,061 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-15 21:18:52,064 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-15 21:18:52,066 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-15 21:18:52,067 INFO L275 PluginConnector]: CDTParser initialized [2022-10-15 21:18:52,068 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--usb--hso.ko-entry_point.cil.out.i [2022-10-15 21:18:52,145 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/98ca5b7e3/13c7419a73a94a2eaf7bbaf953f27162/FLAGf99b500a5 [2022-10-15 21:18:53,306 INFO L306 CDTParser]: Found 1 translation units. [2022-10-15 21:18:53,307 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--usb--hso.ko-entry_point.cil.out.i [2022-10-15 21:18:53,368 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/98ca5b7e3/13c7419a73a94a2eaf7bbaf953f27162/FLAGf99b500a5 [2022-10-15 21:18:53,592 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/98ca5b7e3/13c7419a73a94a2eaf7bbaf953f27162 [2022-10-15 21:18:53,595 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-15 21:18:53,601 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-15 21:18:53,603 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-15 21:18:53,603 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-15 21:18:53,609 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-15 21:18:53,610 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 09:18:53" (1/1) ... [2022-10-15 21:18:53,611 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a756b3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:18:53, skipping insertion in model container [2022-10-15 21:18:53,612 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 09:18:53" (1/1) ... [2022-10-15 21:18:53,621 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-15 21:18:53,849 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-15 21:18:54,477 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5977] [2022-10-15 21:18:54,478 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5978-5979] [2022-10-15 21:18:55,051 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--usb--hso.ko-entry_point.cil.out.i[185445,185458] [2022-10-15 21:18:56,769 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-15 21:18:56,852 INFO L203 MainTranslator]: Completed pre-run [2022-10-15 21:18:57,016 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5977] [2022-10-15 21:18:57,017 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5978-5979] [2022-10-15 21:18:57,031 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--usb--hso.ko-entry_point.cil.out.i[185445,185458] [2022-10-15 21:18:57,526 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-15 21:18:57,774 INFO L208 MainTranslator]: Completed translation [2022-10-15 21:18:57,774 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:18:57 WrapperNode [2022-10-15 21:18:57,775 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-15 21:18:57,776 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-15 21:18:57,776 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-15 21:18:57,776 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-15 21:18:57,786 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:18:57" (1/1) ... [2022-10-15 21:18:57,941 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:18:57" (1/1) ... [2022-10-15 21:18:58,265 INFO L138 Inliner]: procedures = 324, calls = 3022, calls flagged for inlining = 155, calls inlined = 152, statements flattened = 6416 [2022-10-15 21:18:58,266 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-15 21:18:58,267 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-15 21:18:58,267 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-15 21:18:58,267 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-15 21:18:58,278 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:18:57" (1/1) ... [2022-10-15 21:18:58,279 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:18:57" (1/1) ... [2022-10-15 21:18:58,320 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:18:57" (1/1) ... [2022-10-15 21:18:58,321 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:18:57" (1/1) ... [2022-10-15 21:18:58,507 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:18:57" (1/1) ... [2022-10-15 21:18:58,536 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:18:57" (1/1) ... [2022-10-15 21:18:58,675 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:18:57" (1/1) ... [2022-10-15 21:18:58,725 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:18:57" (1/1) ... [2022-10-15 21:18:58,781 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-15 21:18:58,784 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-15 21:18:58,787 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-15 21:18:58,787 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-15 21:18:58,788 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:18:57" (1/1) ... [2022-10-15 21:18:58,796 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-15 21:18:58,810 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-15 21:18:58,832 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-15 21:18:58,864 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-15 21:18:58,913 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2022-10-15 21:18:58,914 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2022-10-15 21:18:58,914 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2022-10-15 21:18:58,914 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2022-10-15 21:18:58,914 INFO L130 BoogieDeclarations]: Found specification of procedure hso_start_serial_device [2022-10-15 21:18:58,914 INFO L138 BoogieDeclarations]: Found implementation of procedure hso_start_serial_device [2022-10-15 21:18:58,914 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2022-10-15 21:18:58,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-15 21:18:58,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-15 21:18:58,915 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-15 21:18:58,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-15 21:18:58,915 INFO L130 BoogieDeclarations]: Found specification of procedure tty_kref_put [2022-10-15 21:18:58,915 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_kref_put [2022-10-15 21:18:58,915 INFO L130 BoogieDeclarations]: Found specification of procedure mux_device_request [2022-10-15 21:18:58,915 INFO L138 BoogieDeclarations]: Found implementation of procedure mux_device_request [2022-10-15 21:18:58,916 INFO L130 BoogieDeclarations]: Found specification of procedure hso_unthrottle [2022-10-15 21:18:58,916 INFO L138 BoogieDeclarations]: Found implementation of procedure hso_unthrottle [2022-10-15 21:18:58,916 INFO L130 BoogieDeclarations]: Found specification of procedure hso_get_ep [2022-10-15 21:18:58,916 INFO L138 BoogieDeclarations]: Found implementation of procedure hso_get_ep [2022-10-15 21:18:58,916 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_present [2022-10-15 21:18:58,917 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_present [2022-10-15 21:18:58,917 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-10-15 21:18:58,917 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-10-15 21:18:58,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-10-15 21:18:58,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-10-15 21:18:58,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-15 21:18:58,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-15 21:18:58,918 INFO L130 BoogieDeclarations]: Found specification of procedure hso_kick_transmit [2022-10-15 21:18:58,918 INFO L138 BoogieDeclarations]: Found implementation of procedure hso_kick_transmit [2022-10-15 21:18:58,918 INFO L130 BoogieDeclarations]: Found specification of procedure hso_get_activity [2022-10-15 21:18:58,918 INFO L138 BoogieDeclarations]: Found implementation of procedure hso_get_activity [2022-10-15 21:18:58,918 INFO L130 BoogieDeclarations]: Found specification of procedure fix_crc_bug [2022-10-15 21:18:58,918 INFO L138 BoogieDeclarations]: Found implementation of procedure fix_crc_bug [2022-10-15 21:18:58,918 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2022-10-15 21:18:58,919 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2022-10-15 21:18:58,919 INFO L130 BoogieDeclarations]: Found specification of procedure hso_serial_set_termios [2022-10-15 21:18:58,919 INFO L138 BoogieDeclarations]: Found implementation of procedure hso_serial_set_termios [2022-10-15 21:18:58,919 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-10-15 21:18:58,919 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-10-15 21:18:58,919 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2022-10-15 21:18:58,919 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2022-10-15 21:18:58,920 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-10-15 21:18:58,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-10-15 21:18:58,920 INFO L130 BoogieDeclarations]: Found specification of procedure dev2ser [2022-10-15 21:18:58,920 INFO L138 BoogieDeclarations]: Found implementation of procedure dev2ser [2022-10-15 21:18:58,921 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-10-15 21:18:58,921 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-10-15 21:18:58,921 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-15 21:18:58,921 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-15 21:18:58,921 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-15 21:18:58,921 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-15 21:18:58,921 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-10-15 21:18:58,922 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-10-15 21:18:58,922 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-10-15 21:18:58,922 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-10-15 21:18:58,922 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_device [2022-10-15 21:18:58,922 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_device [2022-10-15 21:18:58,922 INFO L130 BoogieDeclarations]: Found specification of procedure hso_create_net_device [2022-10-15 21:18:58,922 INFO L138 BoogieDeclarations]: Found implementation of procedure hso_create_net_device [2022-10-15 21:18:58,923 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2022-10-15 21:18:58,923 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2022-10-15 21:18:58,923 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-15 21:18:58,923 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-10-15 21:18:58,923 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-10-15 21:18:58,923 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-10-15 21:18:58,923 INFO L130 BoogieDeclarations]: Found specification of procedure put_rxbuf_data [2022-10-15 21:18:58,924 INFO L138 BoogieDeclarations]: Found implementation of procedure put_rxbuf_data [2022-10-15 21:18:58,924 INFO L130 BoogieDeclarations]: Found specification of procedure hso_serial_tiocmget [2022-10-15 21:18:58,924 INFO L138 BoogieDeclarations]: Found implementation of procedure hso_serial_tiocmget [2022-10-15 21:18:58,924 INFO L130 BoogieDeclarations]: Found specification of procedure hso_free_net_device [2022-10-15 21:18:58,924 INFO L138 BoogieDeclarations]: Found implementation of procedure hso_free_net_device [2022-10-15 21:18:58,924 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-15 21:18:58,925 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2022-10-15 21:18:58,925 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2022-10-15 21:18:58,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2022-10-15 21:18:58,925 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-10-15 21:18:58,925 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-10-15 21:18:58,925 INFO L130 BoogieDeclarations]: Found specification of procedure hso_mux_serial_read [2022-10-15 21:18:58,925 INFO L138 BoogieDeclarations]: Found implementation of procedure hso_mux_serial_read [2022-10-15 21:18:58,925 INFO L130 BoogieDeclarations]: Found specification of procedure hso_serial_common_free [2022-10-15 21:18:58,926 INFO L138 BoogieDeclarations]: Found implementation of procedure hso_serial_common_free [2022-10-15 21:18:58,926 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-15 21:18:58,926 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2022-10-15 21:18:58,926 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2022-10-15 21:18:58,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-15 21:18:58,926 INFO L130 BoogieDeclarations]: Found specification of procedure hso_get_count [2022-10-15 21:18:58,926 INFO L138 BoogieDeclarations]: Found implementation of procedure hso_get_count [2022-10-15 21:18:58,927 INFO L130 BoogieDeclarations]: Found specification of procedure tiocmget_submit_urb [2022-10-15 21:18:58,927 INFO L138 BoogieDeclarations]: Found implementation of procedure tiocmget_submit_urb [2022-10-15 21:18:58,927 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-10-15 21:18:58,927 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-10-15 21:18:58,927 INFO L130 BoogieDeclarations]: Found specification of procedure put_tty_driver [2022-10-15 21:18:58,927 INFO L138 BoogieDeclarations]: Found implementation of procedure put_tty_driver [2022-10-15 21:18:58,927 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-10-15 21:18:58,928 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-10-15 21:18:58,928 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-10-15 21:18:58,928 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-10-15 21:18:58,928 INFO L130 BoogieDeclarations]: Found specification of procedure hso_net_close [2022-10-15 21:18:58,928 INFO L138 BoogieDeclarations]: Found implementation of procedure hso_net_close [2022-10-15 21:18:58,928 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-10-15 21:18:58,928 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-10-15 21:18:58,928 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-10-15 21:18:58,929 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-10-15 21:18:58,929 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2022-10-15 21:18:58,929 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2022-10-15 21:18:58,929 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-10-15 21:18:58,929 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-10-15 21:18:58,929 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-10-15 21:18:58,929 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-10-15 21:18:58,929 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-10-15 21:18:58,930 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-10-15 21:18:58,930 INFO L130 BoogieDeclarations]: Found specification of procedure _hso_serial_set_termios [2022-10-15 21:18:58,930 INFO L138 BoogieDeclarations]: Found implementation of procedure _hso_serial_set_termios [2022-10-15 21:18:58,930 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2022-10-15 21:18:58,930 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2022-10-15 21:18:58,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-15 21:18:58,930 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-10-15 21:18:58,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-10-15 21:18:58,931 INFO L130 BoogieDeclarations]: Found specification of procedure hso_resume [2022-10-15 21:18:58,931 INFO L138 BoogieDeclarations]: Found implementation of procedure hso_resume [2022-10-15 21:18:58,931 INFO L130 BoogieDeclarations]: Found specification of procedure put_rxbuf_data_and_resubmit_bulk_urb [2022-10-15 21:18:58,931 INFO L138 BoogieDeclarations]: Found implementation of procedure put_rxbuf_data_and_resubmit_bulk_urb [2022-10-15 21:18:58,931 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-10-15 21:18:58,931 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-10-15 21:18:58,931 INFO L130 BoogieDeclarations]: Found specification of procedure hso_put_activity [2022-10-15 21:18:58,932 INFO L138 BoogieDeclarations]: Found implementation of procedure hso_put_activity [2022-10-15 21:18:58,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-15 21:18:58,932 INFO L130 BoogieDeclarations]: Found specification of procedure rfkill_destroy [2022-10-15 21:18:58,932 INFO L138 BoogieDeclarations]: Found implementation of procedure rfkill_destroy [2022-10-15 21:18:58,932 INFO L130 BoogieDeclarations]: Found specification of procedure hso_mux_submit_intr_urb [2022-10-15 21:18:58,932 INFO L138 BoogieDeclarations]: Found implementation of procedure hso_mux_submit_intr_urb [2022-10-15 21:18:58,932 INFO L130 BoogieDeclarations]: Found specification of procedure usb_mark_last_busy [2022-10-15 21:18:58,933 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_mark_last_busy [2022-10-15 21:18:58,933 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2022-10-15 21:18:58,933 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2022-10-15 21:18:58,933 INFO L130 BoogieDeclarations]: Found specification of procedure hso_mux_to_port [2022-10-15 21:18:58,933 INFO L138 BoogieDeclarations]: Found implementation of procedure hso_mux_to_port [2022-10-15 21:18:58,933 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-15 21:18:58,933 INFO L130 BoogieDeclarations]: Found specification of procedure hso_serial_chars_in_buffer [2022-10-15 21:18:58,933 INFO L138 BoogieDeclarations]: Found implementation of procedure hso_serial_chars_in_buffer [2022-10-15 21:18:58,934 INFO L130 BoogieDeclarations]: Found specification of procedure dev2net [2022-10-15 21:18:58,934 INFO L138 BoogieDeclarations]: Found implementation of procedure dev2net [2022-10-15 21:18:58,934 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_wakeup [2022-10-15 21:18:58,934 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_wakeup [2022-10-15 21:18:58,934 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-15 21:18:58,934 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-15 21:18:58,934 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-10-15 21:18:58,934 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-10-15 21:18:58,935 INFO L130 BoogieDeclarations]: Found specification of procedure hso_serial_ioctl [2022-10-15 21:18:58,935 INFO L138 BoogieDeclarations]: Found implementation of procedure hso_serial_ioctl [2022-10-15 21:18:58,935 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-10-15 21:18:58,935 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-10-15 21:18:58,935 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-10-15 21:18:58,935 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-10-15 21:18:58,935 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-10-15 21:18:58,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-10-15 21:18:58,936 INFO L130 BoogieDeclarations]: Found specification of procedure hso_create_device [2022-10-15 21:18:58,936 INFO L138 BoogieDeclarations]: Found implementation of procedure hso_create_device [2022-10-15 21:18:58,936 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2022-10-15 21:18:58,936 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2022-10-15 21:18:58,936 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-15 21:18:58,936 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-10-15 21:18:58,936 INFO L130 BoogieDeclarations]: Found specification of procedure hso_serial_write_room [2022-10-15 21:18:58,936 INFO L138 BoogieDeclarations]: Found implementation of procedure hso_serial_write_room [2022-10-15 21:18:58,937 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2022-10-15 21:18:58,937 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2022-10-15 21:18:58,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-15 21:18:58,937 INFO L130 BoogieDeclarations]: Found specification of procedure hso_net_tx_timeout [2022-10-15 21:18:58,937 INFO L138 BoogieDeclarations]: Found implementation of procedure hso_net_tx_timeout [2022-10-15 21:18:58,937 INFO L130 BoogieDeclarations]: Found specification of procedure hso_urb_to_index [2022-10-15 21:18:58,937 INFO L138 BoogieDeclarations]: Found implementation of procedure hso_urb_to_index [2022-10-15 21:18:58,937 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2022-10-15 21:18:58,938 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2022-10-15 21:18:58,938 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2022-10-15 21:18:58,938 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2022-10-15 21:18:58,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-15 21:18:58,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-15 21:18:58,938 INFO L130 BoogieDeclarations]: Found specification of procedure set_serial_by_index [2022-10-15 21:18:58,938 INFO L138 BoogieDeclarations]: Found implementation of procedure set_serial_by_index [2022-10-15 21:18:58,938 INFO L130 BoogieDeclarations]: Found specification of procedure hso_stop_net_device [2022-10-15 21:18:58,939 INFO L138 BoogieDeclarations]: Found implementation of procedure hso_stop_net_device [2022-10-15 21:18:58,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-15 21:18:58,939 INFO L130 BoogieDeclarations]: Found specification of procedure hso_free_interface [2022-10-15 21:18:58,939 INFO L138 BoogieDeclarations]: Found implementation of procedure hso_free_interface [2022-10-15 21:18:58,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-15 21:18:58,939 INFO L130 BoogieDeclarations]: Found specification of procedure handle_usb_error [2022-10-15 21:18:58,939 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_usb_error [2022-10-15 21:18:58,939 INFO L130 BoogieDeclarations]: Found specification of procedure hso_net_start_xmit [2022-10-15 21:18:58,940 INFO L138 BoogieDeclarations]: Found implementation of procedure hso_net_start_xmit [2022-10-15 21:18:58,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-15 21:18:58,940 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-10-15 21:18:58,940 INFO L130 BoogieDeclarations]: Found specification of procedure hso_disconnect [2022-10-15 21:18:58,940 INFO L138 BoogieDeclarations]: Found implementation of procedure hso_disconnect [2022-10-15 21:18:58,940 INFO L130 BoogieDeclarations]: Found specification of procedure hso_serial_tiocmset [2022-10-15 21:18:58,940 INFO L138 BoogieDeclarations]: Found implementation of procedure hso_serial_tiocmset [2022-10-15 21:18:58,940 INFO L130 BoogieDeclarations]: Found specification of procedure hso_serial_common_create [2022-10-15 21:18:58,941 INFO L138 BoogieDeclarations]: Found implementation of procedure hso_serial_common_create [2022-10-15 21:18:58,941 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-10-15 21:18:58,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-10-15 21:18:58,941 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2022-10-15 21:18:58,941 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2022-10-15 21:18:58,941 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-10-15 21:18:58,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-10-15 21:18:58,941 INFO L130 BoogieDeclarations]: Found specification of procedure hso_log_port [2022-10-15 21:18:58,942 INFO L138 BoogieDeclarations]: Found implementation of procedure hso_log_port [2022-10-15 21:18:58,942 INFO L130 BoogieDeclarations]: Found specification of procedure hso_unthrottle_tasklet [2022-10-15 21:18:58,942 INFO L138 BoogieDeclarations]: Found implementation of procedure hso_unthrottle_tasklet [2022-10-15 21:18:58,942 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2022-10-15 21:18:58,942 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2022-10-15 21:18:58,942 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-10-15 21:18:58,942 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-10-15 21:18:58,942 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2022-10-15 21:18:58,942 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2022-10-15 21:18:58,943 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-10-15 21:18:58,943 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-10-15 21:18:58,943 INFO L130 BoogieDeclarations]: Found specification of procedure hso_free_tiomget [2022-10-15 21:18:58,943 INFO L138 BoogieDeclarations]: Found implementation of procedure hso_free_tiomget [2022-10-15 21:18:58,943 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-10-15 21:18:58,943 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-10-15 21:18:58,943 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-10-15 21:18:58,943 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-10-15 21:18:58,944 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-10-15 21:18:58,944 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-10-15 21:18:58,944 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-10-15 21:18:58,944 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-10-15 21:18:58,944 INFO L130 BoogieDeclarations]: Found specification of procedure hso_net_open [2022-10-15 21:18:58,944 INFO L138 BoogieDeclarations]: Found implementation of procedure hso_net_open [2022-10-15 21:18:58,944 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_set [2022-10-15 21:18:58,944 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_set [2022-10-15 21:18:58,945 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-10-15 21:18:58,945 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-10-15 21:18:58,945 INFO L130 BoogieDeclarations]: Found specification of procedure hso_start_net_device [2022-10-15 21:18:58,945 INFO L138 BoogieDeclarations]: Found implementation of procedure hso_start_net_device [2022-10-15 21:18:58,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-15 21:18:58,945 INFO L130 BoogieDeclarations]: Found specification of procedure hso_stop_serial_device [2022-10-15 21:18:58,945 INFO L138 BoogieDeclarations]: Found implementation of procedure hso_stop_serial_device [2022-10-15 21:18:58,945 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2022-10-15 21:18:58,946 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2022-10-15 21:18:58,946 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-15 21:18:58,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-15 21:18:58,946 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_driver [2022-10-15 21:18:58,946 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_driver [2022-10-15 21:18:58,946 INFO L130 BoogieDeclarations]: Found specification of procedure put_rxbuf_data_and_resubmit_ctrl_urb [2022-10-15 21:18:58,946 INFO L138 BoogieDeclarations]: Found implementation of procedure put_rxbuf_data_and_resubmit_ctrl_urb [2022-10-15 21:18:58,946 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-10-15 21:18:58,947 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-10-15 21:18:59,779 INFO L235 CfgBuilder]: Building ICFG [2022-10-15 21:18:59,785 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-15 21:19:00,228 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-15 21:19:15,003 INFO L276 CfgBuilder]: Performing block encoding [2022-10-15 21:19:15,029 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-15 21:19:15,029 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-15 21:19:15,036 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 09:19:15 BoogieIcfgContainer [2022-10-15 21:19:15,036 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-15 21:19:15,040 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-15 21:19:15,040 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-15 21:19:15,044 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-15 21:19:15,045 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 09:18:53" (1/3) ... [2022-10-15 21:19:15,046 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ab9e774 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 09:19:15, skipping insertion in model container [2022-10-15 21:19:15,046 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:18:57" (2/3) ... [2022-10-15 21:19:15,046 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ab9e774 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 09:19:15, skipping insertion in model container [2022-10-15 21:19:15,046 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 09:19:15" (3/3) ... [2022-10-15 21:19:15,048 INFO L112 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--usb--hso.ko-entry_point.cil.out.i [2022-10-15 21:19:15,075 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-15 21:19:15,076 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 120 error locations. [2022-10-15 21:19:15,196 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-15 21:19:15,206 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7e48187b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-15 21:19:15,206 INFO L358 AbstractCegarLoop]: Starting to check reachability of 120 error locations. [2022-10-15 21:19:15,221 INFO L276 IsEmpty]: Start isEmpty. Operand has 2345 states, 1633 states have (on average 1.440293937538273) internal successors, (2352), 1791 states have internal predecessors, (2352), 479 states have call successors, (479), 113 states have call predecessors, (479), 112 states have return successors, (471), 466 states have call predecessors, (471), 471 states have call successors, (471) [2022-10-15 21:19:15,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-10-15 21:19:15,242 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 21:19:15,243 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-15 21:19:15,244 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW === [put_rxbuf_data_and_resubmit_bulk_urbErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, put_rxbuf_data_and_resubmit_bulk_urbErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 118 more)] === [2022-10-15 21:19:15,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 21:19:15,251 INFO L85 PathProgramCache]: Analyzing trace with hash 1038912443, now seen corresponding path program 1 times [2022-10-15 21:19:15,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 21:19:15,265 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1542745173] [2022-10-15 21:19:15,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 21:19:15,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 21:19:15,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:19:16,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-15 21:19:16,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:19:16,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-15 21:19:16,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:19:16,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-15 21:19:16,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:19:16,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-10-15 21:19:16,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:19:16,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-10-15 21:19:16,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:19:16,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-10-15 21:19:16,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:19:16,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-10-15 21:19:16,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:19:16,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-10-15 21:19:16,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:19:16,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-10-15 21:19:16,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:19:16,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-10-15 21:19:16,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:19:16,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-10-15 21:19:16,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:19:16,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-10-15 21:19:16,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:19:16,557 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2022-10-15 21:19:16,557 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 21:19:16,558 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1542745173] [2022-10-15 21:19:16,560 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1542745173] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 21:19:16,561 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-15 21:19:16,561 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-15 21:19:16,567 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1066573539] [2022-10-15 21:19:16,568 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 21:19:16,574 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-15 21:19:16,575 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 21:19:16,617 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-15 21:19:16,617 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-15 21:19:16,627 INFO L87 Difference]: Start difference. First operand has 2345 states, 1633 states have (on average 1.440293937538273) internal successors, (2352), 1791 states have internal predecessors, (2352), 479 states have call successors, (479), 113 states have call predecessors, (479), 112 states have return successors, (471), 466 states have call predecessors, (471), 471 states have call successors, (471) Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 3 states have internal predecessors, (32), 1 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2022-10-15 21:19:20,063 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-15 21:19:22,827 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-15 21:19:24,838 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-15 21:19:30,074 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-15 21:19:32,100 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-15 21:19:42,255 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []