./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--can--usb--kvaser_usb.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7e70badd Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cca693d-9a88-454b-849a-c39a9422474a/bin/uautomizer-wIGwrQj20G/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cca693d-9a88-454b-849a-c39a9422474a/bin/uautomizer-wIGwrQj20G/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cca693d-9a88-454b-849a-c39a9422474a/bin/uautomizer-wIGwrQj20G/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cca693d-9a88-454b-849a-c39a9422474a/bin/uautomizer-wIGwrQj20G/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--can--usb--kvaser_usb.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cca693d-9a88-454b-849a-c39a9422474a/bin/uautomizer-wIGwrQj20G/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cca693d-9a88-454b-849a-c39a9422474a/bin/uautomizer-wIGwrQj20G --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 cf9409c9644882d0b94992da63085a143a7838c0d2df658a83d1fd7dd6703a4d --- Real Ultimate output --- This is Ultimate 0.2.1-dev-7e70bad [2021-11-23 13:07:10,787 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 13:07:10,789 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 13:07:10,832 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 13:07:10,833 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 13:07:10,834 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 13:07:10,836 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 13:07:10,839 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 13:07:10,841 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 13:07:10,842 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 13:07:10,844 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 13:07:10,845 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 13:07:10,846 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 13:07:10,848 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 13:07:10,849 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 13:07:10,851 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 13:07:10,852 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 13:07:10,854 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 13:07:10,856 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 13:07:10,859 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 13:07:10,861 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 13:07:10,865 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 13:07:10,867 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 13:07:10,875 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 13:07:10,879 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 13:07:10,880 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 13:07:10,884 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 13:07:10,885 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 13:07:10,885 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 13:07:10,887 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 13:07:10,887 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 13:07:10,888 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 13:07:10,889 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 13:07:10,890 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 13:07:10,891 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 13:07:10,891 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 13:07:10,892 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 13:07:10,892 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 13:07:10,892 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 13:07:10,893 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 13:07:10,894 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 13:07:10,897 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cca693d-9a88-454b-849a-c39a9422474a/bin/uautomizer-wIGwrQj20G/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-23 13:07:10,950 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 13:07:10,950 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 13:07:10,950 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 13:07:10,951 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 13:07:10,952 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 13:07:10,952 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 13:07:10,953 INFO L138 SettingsManager]: * Use SBE=true [2021-11-23 13:07:10,953 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 13:07:10,953 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 13:07:10,953 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 13:07:10,954 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 13:07:10,954 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 13:07:10,954 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 13:07:10,954 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 13:07:10,955 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 13:07:10,955 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 13:07:10,955 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 13:07:10,955 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 13:07:10,956 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 13:07:10,956 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 13:07:10,956 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 13:07:10,956 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 13:07:10,957 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 13:07:10,957 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-23 13:07:10,957 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 13:07:10,957 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-23 13:07:10,958 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-23 13:07:10,958 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 13:07:10,958 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 13:07:10,958 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cca693d-9a88-454b-849a-c39a9422474a/bin/uautomizer-wIGwrQj20G/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cca693d-9a88-454b-849a-c39a9422474a/bin/uautomizer-wIGwrQj20G Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cf9409c9644882d0b94992da63085a143a7838c0d2df658a83d1fd7dd6703a4d [2021-11-23 13:07:11,226 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 13:07:11,251 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 13:07:11,254 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 13:07:11,255 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 13:07:11,257 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 13:07:11,259 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cca693d-9a88-454b-849a-c39a9422474a/bin/uautomizer-wIGwrQj20G/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--can--usb--kvaser_usb.ko-entry_point.cil.out.i [2021-11-23 13:07:11,333 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cca693d-9a88-454b-849a-c39a9422474a/bin/uautomizer-wIGwrQj20G/data/36ecf3d2a/40cc28eb25e1477ea830fdf7b259d310/FLAG230183ec6 [2021-11-23 13:07:12,222 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 13:07:12,224 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cca693d-9a88-454b-849a-c39a9422474a/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--can--usb--kvaser_usb.ko-entry_point.cil.out.i [2021-11-23 13:07:12,284 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cca693d-9a88-454b-849a-c39a9422474a/bin/uautomizer-wIGwrQj20G/data/36ecf3d2a/40cc28eb25e1477ea830fdf7b259d310/FLAG230183ec6 [2021-11-23 13:07:12,627 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cca693d-9a88-454b-849a-c39a9422474a/bin/uautomizer-wIGwrQj20G/data/36ecf3d2a/40cc28eb25e1477ea830fdf7b259d310 [2021-11-23 13:07:12,629 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 13:07:12,630 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 13:07:12,635 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 13:07:12,635 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 13:07:12,638 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 13:07:12,639 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:07:12" (1/1) ... [2021-11-23 13:07:12,640 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@660cff27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:12, skipping insertion in model container [2021-11-23 13:07:12,641 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:07:12" (1/1) ... [2021-11-23 13:07:12,649 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 13:07:12,784 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 13:07:13,407 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5632] [2021-11-23 13:07:13,407 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5633-5634] [2021-11-23 13:07:13,669 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cca693d-9a88-454b-849a-c39a9422474a/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--can--usb--kvaser_usb.ko-entry_point.cil.out.i[167514,167527] [2021-11-23 13:07:14,488 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 13:07:14,540 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 13:07:14,701 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5632] [2021-11-23 13:07:14,702 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5633-5634] [2021-11-23 13:07:14,712 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cca693d-9a88-454b-849a-c39a9422474a/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--can--usb--kvaser_usb.ko-entry_point.cil.out.i[167514,167527] [2021-11-23 13:07:15,011 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 13:07:15,100 INFO L208 MainTranslator]: Completed translation [2021-11-23 13:07:15,100 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:15 WrapperNode [2021-11-23 13:07:15,100 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 13:07:15,102 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 13:07:15,103 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 13:07:15,103 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 13:07:15,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:15" (1/1) ... [2021-11-23 13:07:15,203 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:15" (1/1) ... [2021-11-23 13:07:15,398 INFO L137 Inliner]: procedures = 205, calls = 1464, calls flagged for inlining = 296, calls inlined = 311, statements flattened = 3988 [2021-11-23 13:07:15,398 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 13:07:15,399 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 13:07:15,399 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 13:07:15,400 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 13:07:15,408 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:15" (1/1) ... [2021-11-23 13:07:15,409 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:15" (1/1) ... [2021-11-23 13:07:15,424 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:15" (1/1) ... [2021-11-23 13:07:15,425 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:15" (1/1) ... [2021-11-23 13:07:15,535 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:15" (1/1) ... [2021-11-23 13:07:15,561 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:15" (1/1) ... [2021-11-23 13:07:15,572 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:15" (1/1) ... [2021-11-23 13:07:15,594 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 13:07:15,595 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 13:07:15,595 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 13:07:15,595 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 13:07:15,596 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:15" (1/1) ... [2021-11-23 13:07:15,604 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 13:07:15,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cca693d-9a88-454b-849a-c39a9422474a/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:07:15,625 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cca693d-9a88-454b-849a-c39a9422474a/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 13:07:15,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cca693d-9a88-454b-849a-c39a9422474a/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 13:07:15,673 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 13:07:15,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 13:07:15,673 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 13:07:15,674 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 13:07:15,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 13:07:15,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 13:07:15,674 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 13:07:15,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 13:07:15,674 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 13:07:15,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 13:07:15,675 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 13:07:15,675 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 13:07:15,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 13:07:15,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 13:07:15,675 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 13:07:15,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 13:07:16,197 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 13:07:16,198 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 13:07:19,189 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 13:07:19,216 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 13:07:19,217 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 13:07:19,220 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:07:19 BoogieIcfgContainer [2021-11-23 13:07:19,222 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 13:07:19,224 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 13:07:19,224 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 13:07:19,228 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 13:07:19,228 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 01:07:12" (1/3) ... [2021-11-23 13:07:19,229 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cc89d6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:07:19, skipping insertion in model container [2021-11-23 13:07:19,229 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:15" (2/3) ... [2021-11-23 13:07:19,229 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cc89d6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:07:19, skipping insertion in model container [2021-11-23 13:07:19,229 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:07:19" (3/3) ... [2021-11-23 13:07:19,231 INFO L111 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--can--usb--kvaser_usb.ko-entry_point.cil.out.i [2021-11-23 13:07:19,239 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 13:07:19,240 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 16 error locations. [2021-11-23 13:07:19,303 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 13:07:19,310 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 [2021-11-23 13:07:19,310 INFO L340 AbstractCegarLoop]: Starting to check reachability of 16 error locations. [2021-11-23 13:07:19,346 INFO L276 IsEmpty]: Start isEmpty. Operand has 617 states, 600 states have (on average 1.3683333333333334) internal successors, (821), 616 states have internal predecessors, (821), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:07:19,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 13:07:19,360 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:07:19,360 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] [2021-11-23 13:07:19,361 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2021-11-23 13:07:19,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:07:19,371 INFO L85 PathProgramCache]: Analyzing trace with hash 7011434, now seen corresponding path program 1 times [2021-11-23 13:07:19,380 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:07:19,381 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [525730614] [2021-11-23 13:07:19,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:07:19,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:07:19,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:07:19,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 13:07:19,945 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:07:19,945 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [525730614] [2021-11-23 13:07:19,946 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [525730614] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:07:19,946 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:07:19,946 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 13:07:19,948 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [774679171] [2021-11-23 13:07:19,949 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:07:19,953 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 13:07:19,953 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:07:19,982 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 13:07:19,982 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 13:07:19,987 INFO L87 Difference]: Start difference. First operand has 617 states, 600 states have (on average 1.3683333333333334) internal successors, (821), 616 states have internal predecessors, (821), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:07:20,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:07:20,235 INFO L93 Difference]: Finished difference Result 1511 states and 2023 transitions. [2021-11-23 13:07:20,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 13:07:20,237 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-11-23 13:07:20,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:07:20,271 INFO L225 Difference]: With dead ends: 1511 [2021-11-23 13:07:20,271 INFO L226 Difference]: Without dead ends: 876 [2021-11-23 13:07:20,286 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 13:07:20,293 INFO L933 BasicCegarLoop]: 770 mSDtfsCounter, 400 mSDsluCounter, 732 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 400 SdHoareTripleChecker+Valid, 1502 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 13:07:20,294 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [400 Valid, 1502 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 13:07:20,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 876 states. [2021-11-23 13:07:20,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 876 to 866. [2021-11-23 13:07:20,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 866 states, 850 states have (on average 1.3247058823529412) internal successors, (1126), 865 states have internal predecessors, (1126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:07:20,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 866 states and 1126 transitions. [2021-11-23 13:07:20,402 INFO L78 Accepts]: Start accepts. Automaton has 866 states and 1126 transitions. Word has length 24 [2021-11-23 13:07:20,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:07:20,403 INFO L470 AbstractCegarLoop]: Abstraction has 866 states and 1126 transitions. [2021-11-23 13:07:20,403 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:07:20,403 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 1126 transitions. [2021-11-23 13:07:20,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 13:07:20,406 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:07:20,406 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, 1, 1] [2021-11-23 13:07:20,407 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-23 13:07:20,407 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2021-11-23 13:07:20,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:07:20,408 INFO L85 PathProgramCache]: Analyzing trace with hash 1404590983, now seen corresponding path program 1 times [2021-11-23 13:07:20,408 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:07:20,409 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [16085443] [2021-11-23 13:07:20,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:07:20,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:07:20,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:07:20,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 13:07:20,565 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:07:20,565 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [16085443] [2021-11-23 13:07:20,566 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [16085443] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:07:20,566 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:07:20,566 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 13:07:20,566 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1218427280] [2021-11-23 13:07:20,566 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:07:20,568 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 13:07:20,568 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:07:20,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 13:07:20,570 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 13:07:20,570 INFO L87 Difference]: Start difference. First operand 866 states and 1126 transitions. Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:07:20,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:07:20,668 INFO L93 Difference]: Finished difference Result 2034 states and 2640 transitions. [2021-11-23 13:07:20,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 13:07:20,669 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-11-23 13:07:20,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:07:20,677 INFO L225 Difference]: With dead ends: 2034 [2021-11-23 13:07:20,677 INFO L226 Difference]: Without dead ends: 1181 [2021-11-23 13:07:20,679 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 13:07:20,680 INFO L933 BasicCegarLoop]: 1108 mSDtfsCounter, 388 mSDsluCounter, 730 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 388 SdHoareTripleChecker+Valid, 1838 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 13:07:20,681 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [388 Valid, 1838 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 13:07:20,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1181 states. [2021-11-23 13:07:20,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1181 to 1157. [2021-11-23 13:07:20,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1157 states, 1141 states have (on average 1.326906222611744) internal successors, (1514), 1156 states have internal predecessors, (1514), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:07:20,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 1157 states and 1514 transitions. [2021-11-23 13:07:20,722 INFO L78 Accepts]: Start accepts. Automaton has 1157 states and 1514 transitions. Word has length 34 [2021-11-23 13:07:20,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:07:20,723 INFO L470 AbstractCegarLoop]: Abstraction has 1157 states and 1514 transitions. [2021-11-23 13:07:20,723 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:07:20,723 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 1514 transitions. [2021-11-23 13:07:20,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 13:07:20,728 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:07:20,728 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-23 13:07:20,728 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-23 13:07:20,728 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2021-11-23 13:07:20,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:07:20,729 INFO L85 PathProgramCache]: Analyzing trace with hash -131280655, now seen corresponding path program 1 times [2021-11-23 13:07:20,729 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:07:20,730 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [927782034] [2021-11-23 13:07:20,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:07:20,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:07:20,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:07:20,907 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 13:07:20,907 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:07:20,907 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [927782034] [2021-11-23 13:07:20,907 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [927782034] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:07:20,908 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:07:20,908 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-23 13:07:20,908 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1980965359] [2021-11-23 13:07:20,908 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:07:20,909 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-23 13:07:20,909 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:07:20,909 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-23 13:07:20,910 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-11-23 13:07:20,910 INFO L87 Difference]: Start difference. First operand 1157 states and 1514 transitions. Second operand has 6 states, 6 states have (on average 7.0) internal successors, (42), 6 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:07:21,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:07:21,276 INFO L93 Difference]: Finished difference Result 2982 states and 3947 transitions. [2021-11-23 13:07:21,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-23 13:07:21,277 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 6 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 42 [2021-11-23 13:07:21,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:07:21,288 INFO L225 Difference]: With dead ends: 2982 [2021-11-23 13:07:21,288 INFO L226 Difference]: Without dead ends: 1838 [2021-11-23 13:07:21,290 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2021-11-23 13:07:21,292 INFO L933 BasicCegarLoop]: 1118 mSDtfsCounter, 2153 mSDsluCounter, 1625 mSDsCounter, 0 mSdLazyCounter, 103 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2153 SdHoareTripleChecker+Valid, 2743 SdHoareTripleChecker+Invalid, 143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 103 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-23 13:07:21,292 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2153 Valid, 2743 Invalid, 143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 103 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-23 13:07:21,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1838 states. [2021-11-23 13:07:21,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1838 to 1801. [2021-11-23 13:07:21,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1801 states, 1785 states have (on average 1.342296918767507) internal successors, (2396), 1800 states have internal predecessors, (2396), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:07:21,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1801 states to 1801 states and 2396 transitions. [2021-11-23 13:07:21,385 INFO L78 Accepts]: Start accepts. Automaton has 1801 states and 2396 transitions. Word has length 42 [2021-11-23 13:07:21,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:07:21,385 INFO L470 AbstractCegarLoop]: Abstraction has 1801 states and 2396 transitions. [2021-11-23 13:07:21,386 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 6 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:07:21,386 INFO L276 IsEmpty]: Start isEmpty. Operand 1801 states and 2396 transitions. [2021-11-23 13:07:21,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 13:07:21,388 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:07:21,389 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-23 13:07:21,389 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-23 13:07:21,389 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2021-11-23 13:07:21,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:07:21,390 INFO L85 PathProgramCache]: Analyzing trace with hash 1264469708, now seen corresponding path program 1 times [2021-11-23 13:07:21,390 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:07:21,391 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [727640904] [2021-11-23 13:07:21,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:07:21,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:07:21,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:07:21,505 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 13:07:21,506 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:07:21,506 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [727640904] [2021-11-23 13:07:21,506 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [727640904] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:07:21,506 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:07:21,507 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 13:07:21,507 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [683062451] [2021-11-23 13:07:21,507 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:07:21,508 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 13:07:21,508 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:07:21,508 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 13:07:21,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 13:07:21,509 INFO L87 Difference]: Start difference. First operand 1801 states and 2396 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:07:21,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:07:21,633 INFO L93 Difference]: Finished difference Result 3590 states and 4778 transitions. [2021-11-23 13:07:21,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 13:07:21,634 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 49 [2021-11-23 13:07:21,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:07:21,645 INFO L225 Difference]: With dead ends: 3590 [2021-11-23 13:07:21,646 INFO L226 Difference]: Without dead ends: 1798 [2021-11-23 13:07:21,649 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 13:07:21,650 INFO L933 BasicCegarLoop]: 754 mSDtfsCounter, 0 mSDsluCounter, 749 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1503 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 13:07:21,651 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 1503 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 13:07:21,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1798 states. [2021-11-23 13:07:21,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1798 to 1768. [2021-11-23 13:07:21,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1768 states, 1752 states have (on average 1.3447488584474885) internal successors, (2356), 1767 states have internal predecessors, (2356), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:07:21,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1768 states to 1768 states and 2356 transitions. [2021-11-23 13:07:21,773 INFO L78 Accepts]: Start accepts. Automaton has 1768 states and 2356 transitions. Word has length 49 [2021-11-23 13:07:21,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:07:21,774 INFO L470 AbstractCegarLoop]: Abstraction has 1768 states and 2356 transitions. [2021-11-23 13:07:21,774 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:07:21,775 INFO L276 IsEmpty]: Start isEmpty. Operand 1768 states and 2356 transitions. [2021-11-23 13:07:21,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 13:07:21,776 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:07:21,777 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-23 13:07:21,777 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-23 13:07:21,777 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2021-11-23 13:07:21,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:07:21,778 INFO L85 PathProgramCache]: Analyzing trace with hash 920351566, now seen corresponding path program 1 times [2021-11-23 13:07:21,778 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:07:21,779 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1650964414] [2021-11-23 13:07:21,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:07:21,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:07:21,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:07:21,933 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 13:07:21,933 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:07:21,933 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1650964414] [2021-11-23 13:07:21,934 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1650964414] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:07:21,934 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:07:21,934 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-23 13:07:21,934 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [456057131] [2021-11-23 13:07:21,935 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:07:21,935 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 13:07:21,935 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:07:21,936 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 13:07:21,936 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 13:07:21,936 INFO L87 Difference]: Start difference. First operand 1768 states and 2356 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:07:22,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:07:22,228 INFO L93 Difference]: Finished difference Result 5369 states and 7169 transitions. [2021-11-23 13:07:22,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 13:07:22,228 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 52 [2021-11-23 13:07:22,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:07:22,251 INFO L225 Difference]: With dead ends: 5369 [2021-11-23 13:07:22,252 INFO L226 Difference]: Without dead ends: 3614 [2021-11-23 13:07:22,262 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 13:07:22,264 INFO L933 BasicCegarLoop]: 1212 mSDtfsCounter, 1366 mSDsluCounter, 1948 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1366 SdHoareTripleChecker+Valid, 3160 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 13:07:22,264 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1366 Valid, 3160 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 13:07:22,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3614 states. [2021-11-23 13:07:22,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3614 to 1776. [2021-11-23 13:07:22,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1776 states, 1760 states have (on average 1.3431818181818183) internal successors, (2364), 1775 states have internal predecessors, (2364), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:07:22,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1776 states to 1776 states and 2364 transitions. [2021-11-23 13:07:22,411 INFO L78 Accepts]: Start accepts. Automaton has 1776 states and 2364 transitions. Word has length 52 [2021-11-23 13:07:22,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:07:22,411 INFO L470 AbstractCegarLoop]: Abstraction has 1776 states and 2364 transitions. [2021-11-23 13:07:22,412 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:07:22,412 INFO L276 IsEmpty]: Start isEmpty. Operand 1776 states and 2364 transitions. [2021-11-23 13:07:22,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 13:07:22,414 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:07:22,414 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 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] [2021-11-23 13:07:22,414 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-23 13:07:22,415 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2021-11-23 13:07:22,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:07:22,415 INFO L85 PathProgramCache]: Analyzing trace with hash -1333226611, now seen corresponding path program 1 times [2021-11-23 13:07:22,415 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:07:22,416 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1685698838] [2021-11-23 13:07:22,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:07:22,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:07:22,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:07:22,598 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 13:07:22,598 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:07:22,598 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1685698838] [2021-11-23 13:07:22,599 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1685698838] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:07:22,599 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:07:22,599 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-23 13:07:22,599 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1674069141] [2021-11-23 13:07:22,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:07:22,599 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 13:07:22,599 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:07:22,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 13:07:22,600 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 13:07:22,600 INFO L87 Difference]: Start difference. First operand 1776 states and 2364 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 2 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:07:22,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:07:22,726 INFO L93 Difference]: Finished difference Result 1776 states and 2364 transitions. [2021-11-23 13:07:22,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 13:07:22,727 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 2 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 55 [2021-11-23 13:07:22,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:07:22,728 INFO L225 Difference]: With dead ends: 1776 [2021-11-23 13:07:22,728 INFO L226 Difference]: Without dead ends: 0 [2021-11-23 13:07:22,731 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 13:07:22,732 INFO L933 BasicCegarLoop]: 705 mSDtfsCounter, 677 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 677 SdHoareTripleChecker+Valid, 705 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 13:07:22,732 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [677 Valid, 705 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 13:07:22,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-23 13:07:22,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-23 13:07:22,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:07:22,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-23 13:07:22,734 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 55 [2021-11-23 13:07:22,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:07:22,735 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-23 13:07:22,735 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 2 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:07:22,735 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-23 13:07:22,735 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-23 13:07:22,738 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (15 of 16 remaining) [2021-11-23 13:07:22,739 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (14 of 16 remaining) [2021-11-23 13:07:22,739 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (13 of 16 remaining) [2021-11-23 13:07:22,739 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION (12 of 16 remaining) [2021-11-23 13:07:22,740 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (11 of 16 remaining) [2021-11-23 13:07:22,740 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION (10 of 16 remaining) [2021-11-23 13:07:22,740 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION (9 of 16 remaining) [2021-11-23 13:07:22,740 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION (8 of 16 remaining) [2021-11-23 13:07:22,740 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION (7 of 16 remaining) [2021-11-23 13:07:22,741 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION (6 of 16 remaining) [2021-11-23 13:07:22,741 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION (5 of 16 remaining) [2021-11-23 13:07:22,741 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION (4 of 16 remaining) [2021-11-23 13:07:22,741 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION (3 of 16 remaining) [2021-11-23 13:07:22,741 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION (2 of 16 remaining) [2021-11-23 13:07:22,743 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION (1 of 16 remaining) [2021-11-23 13:07:22,743 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION (0 of 16 remaining) [2021-11-23 13:07:22,743 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-23 13:07:22,747 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-23 13:07:30,147 INFO L858 garLoopResultBuilder]: For program point L7765(lines 7765 7769) no Hoare annotation was computed. [2021-11-23 13:07:30,148 INFO L854 garLoopResultBuilder]: At program point L8426(lines 8425 8427) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,148 INFO L854 garLoopResultBuilder]: At program point L8426-1(lines 8425 8427) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,148 INFO L854 garLoopResultBuilder]: At program point L8426-2(lines 8425 8427) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,148 INFO L854 garLoopResultBuilder]: At program point L8426-3(lines 8425 8427) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,149 INFO L854 garLoopResultBuilder]: At program point L7502(lines 7372 7504) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,149 INFO L858 garLoopResultBuilder]: For program point L6445(lines 6445 6448) no Hoare annotation was computed. [2021-11-23 13:07:30,149 INFO L858 garLoopResultBuilder]: For program point L7238(lines 7238 7241) no Hoare annotation was computed. [2021-11-23 13:07:30,149 INFO L858 garLoopResultBuilder]: For program point L7238-3(lines 7238 7241) no Hoare annotation was computed. [2021-11-23 13:07:30,149 INFO L858 garLoopResultBuilder]: For program point L7238-2(lines 7238 7241) no Hoare annotation was computed. [2021-11-23 13:07:30,149 INFO L858 garLoopResultBuilder]: For program point L7238-5(lines 7238 7241) no Hoare annotation was computed. [2021-11-23 13:07:30,150 INFO L854 garLoopResultBuilder]: At program point L5786(lines 5783 5788) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,150 INFO L854 garLoopResultBuilder]: At program point L5786-1(lines 5783 5788) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,150 INFO L858 garLoopResultBuilder]: For program point L8035(line 8035) no Hoare annotation was computed. [2021-11-23 13:07:30,150 INFO L858 garLoopResultBuilder]: For program point L7639(lines 7639 7643) no Hoare annotation was computed. [2021-11-23 13:07:30,150 INFO L858 garLoopResultBuilder]: For program point L6450(lines 6450 6453) no Hoare annotation was computed. [2021-11-23 13:07:30,151 INFO L854 garLoopResultBuilder]: At program point L7243-1(lines 7222 7249) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,151 INFO L854 garLoopResultBuilder]: At program point L7243(lines 7222 7249) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,151 INFO L858 garLoopResultBuilder]: For program point L8036(lines 8036 8042) no Hoare annotation was computed. [2021-11-23 13:07:30,151 INFO L854 garLoopResultBuilder]: At program point L5923(lines 5918 5925) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,151 INFO L854 garLoopResultBuilder]: At program point L7245-1(lines 7222 7249) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,152 INFO L854 garLoopResultBuilder]: At program point L7245(lines 7222 7249) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,152 INFO L854 garLoopResultBuilder]: At program point L7113(lines 7068 7130) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,152 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 5884) no Hoare annotation was computed. [2021-11-23 13:07:30,152 INFO L854 garLoopResultBuilder]: At program point L7115(lines 7068 7130) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,152 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION(line 5884) no Hoare annotation was computed. [2021-11-23 13:07:30,153 INFO L854 garLoopResultBuilder]: At program point L6455(lines 6439 6457) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,153 INFO L854 garLoopResultBuilder]: At program point L6191(lines 6179 6193) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,153 INFO L854 garLoopResultBuilder]: At program point L7248-1(lines 7218 7250) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,153 INFO L854 garLoopResultBuilder]: At program point L6191-1(lines 6179 6193) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,153 INFO L854 garLoopResultBuilder]: At program point L7248(lines 7218 7250) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,154 INFO L854 garLoopResultBuilder]: At program point L7778(lines 7755 7825) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,154 INFO L854 garLoopResultBuilder]: At program point L5796-1(lines 5790 5798) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,154 INFO L854 garLoopResultBuilder]: At program point L5796-2(lines 5790 5798) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,154 INFO L854 garLoopResultBuilder]: At program point L5796(lines 5790 5798) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,154 INFO L854 garLoopResultBuilder]: At program point L5796-3(lines 5790 5798) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,155 INFO L854 garLoopResultBuilder]: At program point L7118(lines 7068 7130) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,155 INFO L854 garLoopResultBuilder]: At program point L5929(lines 5926 5931) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,155 INFO L854 garLoopResultBuilder]: At program point L5929-1(lines 5926 5931) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,155 INFO L858 garLoopResultBuilder]: For program point L8044(line 8044) no Hoare annotation was computed. [2021-11-23 13:07:30,155 INFO L854 garLoopResultBuilder]: At program point L7780(lines 7755 7825) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,156 INFO L858 garLoopResultBuilder]: For program point L7916(lines 7916 8053) no Hoare annotation was computed. [2021-11-23 13:07:30,156 INFO L858 garLoopResultBuilder]: For program point L7784(lines 7784 7789) no Hoare annotation was computed. [2021-11-23 13:07:30,156 INFO L858 garLoopResultBuilder]: For program point L7124-2(lines 7124 7127) no Hoare annotation was computed. [2021-11-23 13:07:30,156 INFO L858 garLoopResultBuilder]: For program point L7124(lines 7124 7127) no Hoare annotation was computed. [2021-11-23 13:07:30,156 INFO L858 garLoopResultBuilder]: For program point L7917(line 7917) no Hoare annotation was computed. [2021-11-23 13:07:30,156 INFO L858 garLoopResultBuilder]: For program point L6464(lines 6464 6467) no Hoare annotation was computed. [2021-11-23 13:07:30,157 INFO L858 garLoopResultBuilder]: For program point L7918(lines 7918 7945) no Hoare annotation was computed. [2021-11-23 13:07:30,157 INFO L854 garLoopResultBuilder]: At program point L5936-1(lines 5932 5938) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,157 INFO L854 garLoopResultBuilder]: At program point L5936(lines 5932 5938) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,157 INFO L854 garLoopResultBuilder]: At program point L8447(lines 8446 8448) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,157 INFO L858 garLoopResultBuilder]: For program point L8051(line 8051) no Hoare annotation was computed. [2021-11-23 13:07:30,158 INFO L854 garLoopResultBuilder]: At program point L7655(lines 7635 7702) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,158 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION(line 5884) no Hoare annotation was computed. [2021-11-23 13:07:30,158 INFO L858 garLoopResultBuilder]: For program point L7259(lines 7259 7262) no Hoare annotation was computed. [2021-11-23 13:07:30,158 INFO L858 garLoopResultBuilder]: For program point L7920(lines 7920 7942) no Hoare annotation was computed. [2021-11-23 13:07:30,158 INFO L858 garLoopResultBuilder]: For program point L7921(line 7921) no Hoare annotation was computed. [2021-11-23 13:07:30,159 INFO L854 garLoopResultBuilder]: At program point L7657(lines 7635 7702) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,159 INFO L854 garLoopResultBuilder]: At program point L8054(lines 7902 8059) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-23 13:07:30,159 INFO L854 garLoopResultBuilder]: At program point L7129(lines 7059 7131) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,159 INFO L858 garLoopResultBuilder]: For program point L7922(lines 7922 7930) no Hoare annotation was computed. [2021-11-23 13:07:30,159 INFO L854 garLoopResultBuilder]: At program point L5808-1(lines 5806 5809) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,160 INFO L854 garLoopResultBuilder]: At program point L5808-2(lines 5806 5809) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,160 INFO L854 garLoopResultBuilder]: At program point L5808(lines 5806 5809) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,160 INFO L854 garLoopResultBuilder]: At program point L5808-5(lines 5806 5809) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,160 INFO L854 garLoopResultBuilder]: At program point L5808-6(lines 5806 5809) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,160 INFO L854 garLoopResultBuilder]: At program point L5808-3(lines 5806 5809) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,161 INFO L854 garLoopResultBuilder]: At program point L5808-4(lines 5806 5809) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,161 INFO L854 garLoopResultBuilder]: At program point L5808-7(lines 5806 5809) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,161 INFO L854 garLoopResultBuilder]: At program point L5808-8(lines 5806 5809) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,161 INFO L858 garLoopResultBuilder]: For program point L6469(lines 6469 6472) no Hoare annotation was computed. [2021-11-23 13:07:30,161 INFO L858 garLoopResultBuilder]: For program point L7791(lines 7791 7796) no Hoare annotation was computed. [2021-11-23 13:07:30,162 INFO L858 garLoopResultBuilder]: For program point L7924(lines 7924 7928) no Hoare annotation was computed. [2021-11-23 13:07:30,162 INFO L858 garLoopResultBuilder]: For program point L7265(lines 7265 7268) no Hoare annotation was computed. [2021-11-23 13:07:30,162 INFO L861 garLoopResultBuilder]: At program point L8058(lines 7890 8060) the Hoare annotation is: true [2021-11-23 13:07:30,162 INFO L854 garLoopResultBuilder]: At program point L8455(lines 8454 8456) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,162 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-23 13:07:30,163 INFO L858 garLoopResultBuilder]: For program point L-1-1(line -1) no Hoare annotation was computed. [2021-11-23 13:07:30,163 INFO L858 garLoopResultBuilder]: For program point L-1-2(line -1) no Hoare annotation was computed. [2021-11-23 13:07:30,163 INFO L854 garLoopResultBuilder]: At program point L-1-4(line -1) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,163 INFO L858 garLoopResultBuilder]: For program point L-1-5(line -1) no Hoare annotation was computed. [2021-11-23 13:07:30,163 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 5884) no Hoare annotation was computed. [2021-11-23 13:07:30,163 INFO L854 garLoopResultBuilder]: At program point L-1-7(line -1) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,164 INFO L854 garLoopResultBuilder]: At program point L-1-9(line -1) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,164 INFO L858 garLoopResultBuilder]: For program point L-1-10(line -1) no Hoare annotation was computed. [2021-11-23 13:07:30,164 INFO L854 garLoopResultBuilder]: At program point L-1-12(line -1) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,164 INFO L854 garLoopResultBuilder]: At program point L-1-14(line -1) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,164 INFO L858 garLoopResultBuilder]: For program point L-1-15(line -1) no Hoare annotation was computed. [2021-11-23 13:07:30,165 INFO L854 garLoopResultBuilder]: At program point L-1-17(line -1) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,165 INFO L858 garLoopResultBuilder]: For program point L6474(lines 6474 6477) no Hoare annotation was computed. [2021-11-23 13:07:30,165 INFO L858 garLoopResultBuilder]: For program point L-1-18(line -1) no Hoare annotation was computed. [2021-11-23 13:07:30,165 INFO L858 garLoopResultBuilder]: For program point L-1-19(line -1) no Hoare annotation was computed. [2021-11-23 13:07:30,165 INFO L858 garLoopResultBuilder]: For program point L-1-20(line -1) no Hoare annotation was computed. [2021-11-23 13:07:30,165 INFO L854 garLoopResultBuilder]: At program point L-1-22(line -1) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,166 INFO L854 garLoopResultBuilder]: At program point L-1-24(line -1) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,166 INFO L858 garLoopResultBuilder]: For program point L-1-25(line -1) no Hoare annotation was computed. [2021-11-23 13:07:30,166 INFO L854 garLoopResultBuilder]: At program point L6608-1(lines 6600 6614) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,166 INFO L854 garLoopResultBuilder]: At program point L6608(lines 6600 6614) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,166 INFO L858 garLoopResultBuilder]: For program point L7401(lines 7401 7404) no Hoare annotation was computed. [2021-11-23 13:07:30,167 INFO L854 garLoopResultBuilder]: At program point L7269(lines 7251 7271) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,167 INFO L854 garLoopResultBuilder]: At program point L5816-1(lines 5811 5818) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,167 INFO L854 garLoopResultBuilder]: At program point L5816-2(lines 5811 5818) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,167 INFO L854 garLoopResultBuilder]: At program point L5816(lines 5811 5818) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,167 INFO L854 garLoopResultBuilder]: At program point L5816-5(lines 5811 5818) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,168 INFO L854 garLoopResultBuilder]: At program point L5816-6(lines 5811 5818) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,168 INFO L854 garLoopResultBuilder]: At program point L5816-3(lines 5811 5818) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,168 INFO L854 garLoopResultBuilder]: At program point L5816-4(lines 5811 5818) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,168 INFO L854 garLoopResultBuilder]: At program point L5816-7(lines 5811 5818) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,168 INFO L854 garLoopResultBuilder]: At program point L5816-8(lines 5811 5818) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,169 INFO L854 garLoopResultBuilder]: At program point L6610(lines 6600 6614) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,169 INFO L854 garLoopResultBuilder]: At program point L6478(lines 6458 6480) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,169 INFO L854 garLoopResultBuilder]: At program point L6610-1(lines 6600 6614) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,169 INFO L858 garLoopResultBuilder]: For program point L7932(line 7932) no Hoare annotation was computed. [2021-11-23 13:07:30,169 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION(line 5884) no Hoare annotation was computed. [2021-11-23 13:07:30,170 INFO L858 garLoopResultBuilder]: For program point L7668-2(lines 7668 7671) no Hoare annotation was computed. [2021-11-23 13:07:30,170 INFO L858 garLoopResultBuilder]: For program point L7668(lines 7668 7671) no Hoare annotation was computed. [2021-11-23 13:07:30,170 INFO L854 garLoopResultBuilder]: At program point L8329-3(lines 8328 8330) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,170 INFO L854 garLoopResultBuilder]: At program point L8329-2(lines 8328 8330) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,170 INFO L854 garLoopResultBuilder]: At program point L8329-1(lines 8328 8330) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,171 INFO L854 garLoopResultBuilder]: At program point L8329(lines 8328 8330) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,171 INFO L854 garLoopResultBuilder]: At program point L6083(lines 6080 6085) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,171 INFO L858 garLoopResultBuilder]: For program point L7140(lines 7140 7143) no Hoare annotation was computed. [2021-11-23 13:07:30,171 INFO L854 garLoopResultBuilder]: At program point L8329-5(lines 8328 8330) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,171 INFO L854 garLoopResultBuilder]: At program point L8329-4(lines 8328 8330) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,171 INFO L854 garLoopResultBuilder]: At program point L8197(lines 8191 8199) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,172 INFO L858 garLoopResultBuilder]: For program point L7933(lines 7933 7938) no Hoare annotation was computed. [2021-11-23 13:07:30,172 INFO L854 garLoopResultBuilder]: At program point L6216-1(lines 6213 6218) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,172 INFO L854 garLoopResultBuilder]: At program point L6216-2(lines 6213 6218) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,172 INFO L854 garLoopResultBuilder]: At program point L6216(lines 6213 6218) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,172 INFO L854 garLoopResultBuilder]: At program point L8066(lines 8061 8068) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,173 INFO L854 garLoopResultBuilder]: At program point L6216-5(lines 6213 6218) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,173 INFO L854 garLoopResultBuilder]: At program point L6216-6(lines 6213 6218) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,173 INFO L854 garLoopResultBuilder]: At program point L6216-3(lines 6213 6218) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,173 INFO L854 garLoopResultBuilder]: At program point L6216-4(lines 6213 6218) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,173 INFO L854 garLoopResultBuilder]: At program point L8066-4(lines 8061 8068) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,174 INFO L854 garLoopResultBuilder]: At program point L6216-9(lines 6213 6218) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,174 INFO L854 garLoopResultBuilder]: At program point L8066-3(lines 8061 8068) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,174 INFO L854 garLoopResultBuilder]: At program point L6216-10(lines 6213 6218) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,174 INFO L854 garLoopResultBuilder]: At program point L8066-2(lines 8061 8068) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,174 INFO L854 garLoopResultBuilder]: At program point L6216-7(lines 6213 6218) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,175 INFO L854 garLoopResultBuilder]: At program point L8066-1(lines 8061 8068) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,175 INFO L854 garLoopResultBuilder]: At program point L6216-8(lines 6213 6218) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,175 INFO L854 garLoopResultBuilder]: At program point L8066-8(lines 8061 8068) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,175 INFO L854 garLoopResultBuilder]: At program point L8066-7(lines 8061 8068) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,175 INFO L854 garLoopResultBuilder]: At program point L8066-6(lines 8061 8068) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,176 INFO L854 garLoopResultBuilder]: At program point L6216-11(lines 6213 6218) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,176 INFO L854 garLoopResultBuilder]: At program point L8066-5(lines 8061 8068) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,176 INFO L854 garLoopResultBuilder]: At program point L6613-1(lines 6597 6615) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,176 INFO L854 garLoopResultBuilder]: At program point L6613(lines 6597 6615) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,176 INFO L858 garLoopResultBuilder]: For program point L7406(lines 7406 7411) no Hoare annotation was computed. [2021-11-23 13:07:30,176 INFO L854 garLoopResultBuilder]: At program point L6350(lines 6341 6352) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,177 INFO L854 garLoopResultBuilder]: At program point L6350-4(lines 6341 6352) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,177 INFO L854 garLoopResultBuilder]: At program point L6350-3(lines 6341 6352) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,177 INFO L854 garLoopResultBuilder]: At program point L6350-2(lines 6341 6352) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,177 INFO L854 garLoopResultBuilder]: At program point L6350-1(lines 6341 6352) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,177 INFO L854 garLoopResultBuilder]: At program point L6350-7(lines 6341 6352) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,178 INFO L854 garLoopResultBuilder]: At program point L6350-6(lines 6341 6352) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,178 INFO L854 garLoopResultBuilder]: At program point L6350-5(lines 6341 6352) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,178 INFO L858 garLoopResultBuilder]: For program point L7804-2(lines 7804 7808) no Hoare annotation was computed. [2021-11-23 13:07:30,178 INFO L858 garLoopResultBuilder]: For program point L7804(lines 7804 7808) no Hoare annotation was computed. [2021-11-23 13:07:30,178 INFO L858 garLoopResultBuilder]: For program point L7673-2(lines 7673 7676) no Hoare annotation was computed. [2021-11-23 13:07:30,178 INFO L858 garLoopResultBuilder]: For program point L7673(lines 7673 7676) no Hoare annotation was computed. [2021-11-23 13:07:30,179 INFO L854 garLoopResultBuilder]: At program point L8467(lines 8466 8468) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,179 INFO L854 garLoopResultBuilder]: At program point L6089(lines 6086 6091) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,179 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 5884) no Hoare annotation was computed. [2021-11-23 13:07:30,179 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION(line 5884) no Hoare annotation was computed. [2021-11-23 13:07:30,180 INFO L858 garLoopResultBuilder]: For program point L7940(line 7940) no Hoare annotation was computed. [2021-11-23 13:07:30,180 INFO L858 garLoopResultBuilder]: For program point L7280(lines 7280 7283) no Hoare annotation was computed. [2021-11-23 13:07:30,180 INFO L858 garLoopResultBuilder]: For program point L7148-2(lines 7148 7152) no Hoare annotation was computed. [2021-11-23 13:07:30,180 INFO L858 garLoopResultBuilder]: For program point L7148(lines 7148 7152) no Hoare annotation was computed. [2021-11-23 13:07:30,180 INFO L858 garLoopResultBuilder]: For program point L5827(lines 5827 5829) no Hoare annotation was computed. [2021-11-23 13:07:30,180 INFO L858 garLoopResultBuilder]: For program point L5827-1(lines 5827 5829) no Hoare annotation was computed. [2021-11-23 13:07:30,180 INFO L858 garLoopResultBuilder]: For program point L5827-4(lines 5827 5829) no Hoare annotation was computed. [2021-11-23 13:07:30,181 INFO L858 garLoopResultBuilder]: For program point L5827-5(lines 5827 5829) no Hoare annotation was computed. [2021-11-23 13:07:30,181 INFO L858 garLoopResultBuilder]: For program point L5827-2(lines 5827 5829) no Hoare annotation was computed. [2021-11-23 13:07:30,181 INFO L858 garLoopResultBuilder]: For program point L5827-3(lines 5827 5829) no Hoare annotation was computed. [2021-11-23 13:07:30,181 INFO L858 garLoopResultBuilder]: For program point L5827-8(lines 5827 5829) no Hoare annotation was computed. [2021-11-23 13:07:30,181 INFO L858 garLoopResultBuilder]: For program point L5827-9(lines 5827 5829) no Hoare annotation was computed. [2021-11-23 13:07:30,181 INFO L858 garLoopResultBuilder]: For program point L5827-6(lines 5827 5829) no Hoare annotation was computed. [2021-11-23 13:07:30,182 INFO L858 garLoopResultBuilder]: For program point L5827-7(lines 5827 5829) no Hoare annotation was computed. [2021-11-23 13:07:30,182 INFO L858 garLoopResultBuilder]: For program point L5827-12(lines 5827 5829) no Hoare annotation was computed. [2021-11-23 13:07:30,182 INFO L858 garLoopResultBuilder]: For program point L5827-13(lines 5827 5829) no Hoare annotation was computed. [2021-11-23 13:07:30,182 INFO L858 garLoopResultBuilder]: For program point L5827-10(lines 5827 5829) no Hoare annotation was computed. [2021-11-23 13:07:30,182 INFO L858 garLoopResultBuilder]: For program point L5827-11(lines 5827 5829) no Hoare annotation was computed. [2021-11-23 13:07:30,182 INFO L858 garLoopResultBuilder]: For program point L5827-16(lines 5827 5829) no Hoare annotation was computed. [2021-11-23 13:07:30,183 INFO L858 garLoopResultBuilder]: For program point L5827-17(lines 5827 5829) no Hoare annotation was computed. [2021-11-23 13:07:30,183 INFO L858 garLoopResultBuilder]: For program point L5827-14(lines 5827 5829) no Hoare annotation was computed. [2021-11-23 13:07:30,183 INFO L858 garLoopResultBuilder]: For program point L5827-15(lines 5827 5829) no Hoare annotation was computed. [2021-11-23 13:07:30,183 INFO L858 garLoopResultBuilder]: For program point L7413(lines 7413 7417) no Hoare annotation was computed. [2021-11-23 13:07:30,183 INFO L854 garLoopResultBuilder]: At program point L8206(lines 8200 8208) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,183 INFO L854 garLoopResultBuilder]: At program point L8074(lines 8070 8076) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,184 INFO L854 garLoopResultBuilder]: At program point L8074-1(lines 8070 8076) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,184 INFO L858 garLoopResultBuilder]: For program point L5828-2(line 5828) no Hoare annotation was computed. [2021-11-23 13:07:30,184 INFO L858 garLoopResultBuilder]: For program point L5828(line 5828) no Hoare annotation was computed. [2021-11-23 13:07:30,184 INFO L858 garLoopResultBuilder]: For program point L5828-6(line 5828) no Hoare annotation was computed. [2021-11-23 13:07:30,184 INFO L858 garLoopResultBuilder]: For program point L5828-4(line 5828) no Hoare annotation was computed. [2021-11-23 13:07:30,184 INFO L858 garLoopResultBuilder]: For program point L5828-10(line 5828) no Hoare annotation was computed. [2021-11-23 13:07:30,185 INFO L858 garLoopResultBuilder]: For program point L5828-8(line 5828) no Hoare annotation was computed. [2021-11-23 13:07:30,185 INFO L858 garLoopResultBuilder]: For program point L5828-14(line 5828) no Hoare annotation was computed. [2021-11-23 13:07:30,185 INFO L858 garLoopResultBuilder]: For program point L5828-12(line 5828) no Hoare annotation was computed. [2021-11-23 13:07:30,185 INFO L858 garLoopResultBuilder]: For program point L5828-18(line 5828) no Hoare annotation was computed. [2021-11-23 13:07:30,185 INFO L858 garLoopResultBuilder]: For program point L5828-16(line 5828) no Hoare annotation was computed. [2021-11-23 13:07:30,185 INFO L858 garLoopResultBuilder]: For program point L5828-22(line 5828) no Hoare annotation was computed. [2021-11-23 13:07:30,186 INFO L858 garLoopResultBuilder]: For program point L5828-20(line 5828) no Hoare annotation was computed. [2021-11-23 13:07:30,186 INFO L858 garLoopResultBuilder]: For program point L5828-26(line 5828) no Hoare annotation was computed. [2021-11-23 13:07:30,186 INFO L858 garLoopResultBuilder]: For program point L5828-24(line 5828) no Hoare annotation was computed. [2021-11-23 13:07:30,186 INFO L858 garLoopResultBuilder]: For program point L5828-30(line 5828) no Hoare annotation was computed. [2021-11-23 13:07:30,186 INFO L858 garLoopResultBuilder]: For program point L5828-28(line 5828) no Hoare annotation was computed. [2021-11-23 13:07:30,186 INFO L858 garLoopResultBuilder]: For program point L5828-34(line 5828) no Hoare annotation was computed. [2021-11-23 13:07:30,187 INFO L858 garLoopResultBuilder]: For program point L5828-32(line 5828) no Hoare annotation was computed. [2021-11-23 13:07:30,187 INFO L854 garLoopResultBuilder]: At program point L6095(lines 6092 6097) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,187 INFO L854 garLoopResultBuilder]: At program point L6095-1(lines 6092 6097) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,187 INFO L858 garLoopResultBuilder]: For program point L7813(lines 7813 7817) no Hoare annotation was computed. [2021-11-23 13:07:30,187 INFO L858 garLoopResultBuilder]: For program point L6228(lines 6228 6254) no Hoare annotation was computed. [2021-11-23 13:07:30,187 INFO L858 garLoopResultBuilder]: For program point L7947(line 7947) no Hoare annotation was computed. [2021-11-23 13:07:30,188 INFO L858 garLoopResultBuilder]: For program point L7683(lines 7683 7689) no Hoare annotation was computed. [2021-11-23 13:07:30,188 INFO L854 garLoopResultBuilder]: At program point L8476(lines 8475 8477) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,188 INFO L854 garLoopResultBuilder]: At program point L8476-1(lines 8475 8477) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,188 INFO L858 garLoopResultBuilder]: For program point L6230(lines 6230 6238) no Hoare annotation was computed. [2021-11-23 13:07:30,188 INFO L854 garLoopResultBuilder]: At program point L7155(lines 7132 7157) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,189 INFO L858 garLoopResultBuilder]: For program point L7948(lines 7948 7981) no Hoare annotation was computed. [2021-11-23 13:07:30,189 INFO L854 garLoopResultBuilder]: At program point L8345-1(lines 8344 8346) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,189 INFO L854 garLoopResultBuilder]: At program point L8345(lines 8344 8346) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,189 INFO L858 garLoopResultBuilder]: For program point L7950(lines 7950 7978) no Hoare annotation was computed. [2021-11-23 13:07:30,189 INFO L854 garLoopResultBuilder]: At program point L5968-1(lines 5964 5970) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,189 INFO L854 garLoopResultBuilder]: At program point L5968(lines 5964 5970) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,190 INFO L858 garLoopResultBuilder]: For program point L7422(lines 7422 7433) no Hoare annotation was computed. [2021-11-23 13:07:30,190 INFO L854 garLoopResultBuilder]: At program point L7290(lines 7272 7292) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,190 INFO L854 garLoopResultBuilder]: At program point L8479(lines 8478 8480) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,190 INFO L858 garLoopResultBuilder]: For program point L7422-2(lines 7422 7433) no Hoare annotation was computed. [2021-11-23 13:07:30,190 INFO L854 garLoopResultBuilder]: At program point L8215(lines 8209 8217) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,190 INFO L858 garLoopResultBuilder]: For program point L7951(line 7951) no Hoare annotation was computed. [2021-11-23 13:07:30,191 INFO L858 garLoopResultBuilder]: For program point L5837-2(lines 5837 5844) no Hoare annotation was computed. [2021-11-23 13:07:30,191 INFO L858 garLoopResultBuilder]: For program point L5837-3(lines 5837 5844) no Hoare annotation was computed. [2021-11-23 13:07:30,191 INFO L854 garLoopResultBuilder]: At program point L7819(lines 7755 7825) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,191 INFO L858 garLoopResultBuilder]: For program point L5837(lines 5837 5844) no Hoare annotation was computed. [2021-11-23 13:07:30,191 INFO L858 garLoopResultBuilder]: For program point L5837-1(lines 5837 5844) no Hoare annotation was computed. [2021-11-23 13:07:30,191 INFO L858 garLoopResultBuilder]: For program point L5837-6(lines 5837 5844) no Hoare annotation was computed. [2021-11-23 13:07:30,192 INFO L858 garLoopResultBuilder]: For program point L5837-7(lines 5837 5844) no Hoare annotation was computed. [2021-11-23 13:07:30,192 INFO L858 garLoopResultBuilder]: For program point L5837-4(lines 5837 5844) no Hoare annotation was computed. [2021-11-23 13:07:30,192 INFO L858 garLoopResultBuilder]: For program point L5837-5(lines 5837 5844) no Hoare annotation was computed. [2021-11-23 13:07:30,192 INFO L858 garLoopResultBuilder]: For program point L5837-10(lines 5837 5844) no Hoare annotation was computed. [2021-11-23 13:07:30,192 INFO L858 garLoopResultBuilder]: For program point L5837-11(lines 5837 5844) no Hoare annotation was computed. [2021-11-23 13:07:30,192 INFO L858 garLoopResultBuilder]: For program point L5837-8(lines 5837 5844) no Hoare annotation was computed. [2021-11-23 13:07:30,192 INFO L858 garLoopResultBuilder]: For program point L5837-9(lines 5837 5844) no Hoare annotation was computed. [2021-11-23 13:07:30,193 INFO L858 garLoopResultBuilder]: For program point L5837-12(lines 5837 5844) no Hoare annotation was computed. [2021-11-23 13:07:30,193 INFO L858 garLoopResultBuilder]: For program point L5837-13(lines 5837 5844) no Hoare annotation was computed. [2021-11-23 13:07:30,193 INFO L858 garLoopResultBuilder]: For program point L6234(lines 6234 6237) no Hoare annotation was computed. [2021-11-23 13:07:30,193 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION(line 5884) no Hoare annotation was computed. [2021-11-23 13:07:30,193 INFO L858 garLoopResultBuilder]: For program point L7952(lines 7952 7957) no Hoare annotation was computed. [2021-11-23 13:07:30,193 INFO L858 garLoopResultBuilder]: For program point L7820(lines 7820 7823) no Hoare annotation was computed. [2021-11-23 13:07:30,194 INFO L854 garLoopResultBuilder]: At program point L7821(lines 7755 7825) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,194 INFO L854 garLoopResultBuilder]: At program point L8482(lines 8481 8483) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,194 INFO L854 garLoopResultBuilder]: At program point L8482-1(lines 8481 8483) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,194 INFO L858 garLoopResultBuilder]: For program point L6105(lines 6105 6114) no Hoare annotation was computed. [2021-11-23 13:07:30,194 INFO L858 garLoopResultBuilder]: For program point L6105-1(lines 6105 6114) no Hoare annotation was computed. [2021-11-23 13:07:30,195 INFO L858 garLoopResultBuilder]: For program point L6370(lines 6370 6373) no Hoare annotation was computed. [2021-11-23 13:07:30,195 INFO L858 garLoopResultBuilder]: For program point L6370-1(lines 6370 6373) no Hoare annotation was computed. [2021-11-23 13:07:30,195 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-23 13:07:30,195 INFO L854 garLoopResultBuilder]: At program point L5974(lines 5971 5976) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,195 INFO L854 garLoopResultBuilder]: At program point L5974-3(lines 5971 5976) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,195 INFO L854 garLoopResultBuilder]: At program point L5974-1(lines 5971 5976) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,196 INFO L854 garLoopResultBuilder]: At program point L5974-2(lines 5971 5976) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,196 INFO L854 garLoopResultBuilder]: At program point L7824(lines 7747 7826) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,196 INFO L854 garLoopResultBuilder]: At program point L8485(lines 8484 8486) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,196 INFO L854 garLoopResultBuilder]: At program point L8485-1(lines 8484 8486) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,196 INFO L858 garLoopResultBuilder]: For program point L6107(lines 6107 6111) no Hoare annotation was computed. [2021-11-23 13:07:30,197 INFO L854 garLoopResultBuilder]: At program point L5843(lines 5830 5846) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,197 INFO L854 garLoopResultBuilder]: At program point L5843-1(lines 5830 5846) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,197 INFO L854 garLoopResultBuilder]: At program point L5843-4(lines 5830 5846) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,197 INFO L854 garLoopResultBuilder]: At program point L5843-5(lines 5830 5846) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,197 INFO L854 garLoopResultBuilder]: At program point L5843-2(lines 5830 5846) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,198 INFO L854 garLoopResultBuilder]: At program point L5843-3(lines 5830 5846) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,198 INFO L854 garLoopResultBuilder]: At program point L5843-8(lines 5830 5846) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,198 INFO L854 garLoopResultBuilder]: At program point L5843-9(lines 5830 5846) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,198 INFO L854 garLoopResultBuilder]: At program point L5843-6(lines 5830 5846) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,198 INFO L854 garLoopResultBuilder]: At program point L5843-7(lines 5830 5846) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,198 INFO L854 garLoopResultBuilder]: At program point L5843-12(lines 5830 5846) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,199 INFO L854 garLoopResultBuilder]: At program point L5843-13(lines 5830 5846) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,199 INFO L854 garLoopResultBuilder]: At program point L5843-10(lines 5830 5846) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,199 INFO L854 garLoopResultBuilder]: At program point L5843-11(lines 5830 5846) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,199 INFO L858 garLoopResultBuilder]: For program point L6240-1(lines 6228 6254) no Hoare annotation was computed. [2021-11-23 13:07:30,199 INFO L858 garLoopResultBuilder]: For program point L6240(lines 6240 6254) no Hoare annotation was computed. [2021-11-23 13:07:30,199 INFO L858 garLoopResultBuilder]: For program point L7166(lines 7166 7169) no Hoare annotation was computed. [2021-11-23 13:07:30,200 INFO L858 garLoopResultBuilder]: For program point L7959(line 7959) no Hoare annotation was computed. [2021-11-23 13:07:30,200 INFO L858 garLoopResultBuilder]: For program point L6242(lines 6242 6251) no Hoare annotation was computed. [2021-11-23 13:07:30,200 INFO L854 garLoopResultBuilder]: At program point L8224(lines 8218 8226) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,200 INFO L858 garLoopResultBuilder]: For program point L7960(lines 7960 7974) no Hoare annotation was computed. [2021-11-23 13:07:30,200 INFO L854 garLoopResultBuilder]: At program point L8489-4(lines 8488 8490) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,201 INFO L854 garLoopResultBuilder]: At program point L8489-5(lines 8488 8490) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,201 INFO L854 garLoopResultBuilder]: At program point L8489-6(lines 8488 8490) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,201 INFO L854 garLoopResultBuilder]: At program point L8489-7(lines 8488 8490) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,201 INFO L854 garLoopResultBuilder]: At program point L8489(lines 8488 8490) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,201 INFO L854 garLoopResultBuilder]: At program point L8489-1(lines 8488 8490) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,201 INFO L854 garLoopResultBuilder]: At program point L8489-2(lines 8488 8490) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,202 INFO L854 garLoopResultBuilder]: At program point L8489-3(lines 8488 8490) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,202 INFO L854 garLoopResultBuilder]: At program point L8489-8(lines 8488 8490) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,202 INFO L854 garLoopResultBuilder]: At program point L8489-9(lines 8488 8490) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,202 INFO L854 garLoopResultBuilder]: At program point L5715(lines 5711 5717) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,202 INFO L854 garLoopResultBuilder]: At program point L5715-1(lines 5711 5717) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,203 INFO L858 garLoopResultBuilder]: For program point L7697-2(lines 7697 7700) no Hoare annotation was computed. [2021-11-23 13:07:30,203 INFO L858 garLoopResultBuilder]: For program point L7697(lines 7697 7700) no Hoare annotation was computed. [2021-11-23 13:07:30,203 INFO L854 garLoopResultBuilder]: At program point L8358(lines 8357 8359) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,203 INFO L858 garLoopResultBuilder]: For program point L7962(lines 7962 7967) no Hoare annotation was computed. [2021-11-23 13:07:30,203 INFO L858 garLoopResultBuilder]: For program point L7962-2(lines 7960 7973) no Hoare annotation was computed. [2021-11-23 13:07:30,203 INFO L858 garLoopResultBuilder]: For program point L6377-1(lines 6377 6380) no Hoare annotation was computed. [2021-11-23 13:07:30,203 INFO L858 garLoopResultBuilder]: For program point L6377(lines 6377 6380) no Hoare annotation was computed. [2021-11-23 13:07:30,204 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 5884) no Hoare annotation was computed. [2021-11-23 13:07:30,204 INFO L861 garLoopResultBuilder]: At program point L8492(lines 8491 8493) the Hoare annotation is: true [2021-11-23 13:07:30,204 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION(line 5884) no Hoare annotation was computed. [2021-11-23 13:07:30,204 INFO L858 garLoopResultBuilder]: For program point L6247(lines 6247 6250) no Hoare annotation was computed. [2021-11-23 13:07:30,204 INFO L854 garLoopResultBuilder]: At program point L6115(lines 6098 6117) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,205 INFO L858 garLoopResultBuilder]: For program point L7172(lines 7172 7175) no Hoare annotation was computed. [2021-11-23 13:07:30,205 INFO L854 garLoopResultBuilder]: At program point L7701(lines 7623 7703) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,205 INFO L854 garLoopResultBuilder]: At program point L8362(lines 8361 8363) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,205 INFO L854 garLoopResultBuilder]: At program point L8362-1(lines 8361 8363) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,205 INFO L854 garLoopResultBuilder]: At program point L8495-2(lines 8494 8496) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,205 INFO L858 garLoopResultBuilder]: For program point L7438(lines 7438 7441) no Hoare annotation was computed. [2021-11-23 13:07:30,206 INFO L858 garLoopResultBuilder]: For program point L7306(lines 7306 7310) no Hoare annotation was computed. [2021-11-23 13:07:30,206 INFO L854 garLoopResultBuilder]: At program point L8495(lines 8494 8496) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,206 INFO L858 garLoopResultBuilder]: For program point L7438-2(lines 7438 7441) no Hoare annotation was computed. [2021-11-23 13:07:30,206 INFO L854 garLoopResultBuilder]: At program point L8495-1(lines 8494 8496) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,206 INFO L858 garLoopResultBuilder]: For program point L7306-2(lines 7306 7310) no Hoare annotation was computed. [2021-11-23 13:07:30,206 INFO L858 garLoopResultBuilder]: For program point L7835(lines 7835 7838) no Hoare annotation was computed. [2021-11-23 13:07:30,207 INFO L858 garLoopResultBuilder]: For program point L5854(lines 5854 5861) no Hoare annotation was computed. [2021-11-23 13:07:30,207 INFO L858 garLoopResultBuilder]: For program point L5854-3(lines 5854 5861) no Hoare annotation was computed. [2021-11-23 13:07:30,207 INFO L858 garLoopResultBuilder]: For program point L5854-1(lines 5854 5861) no Hoare annotation was computed. [2021-11-23 13:07:30,207 INFO L858 garLoopResultBuilder]: For program point L5854-2(lines 5854 5861) no Hoare annotation was computed. [2021-11-23 13:07:30,207 INFO L854 garLoopResultBuilder]: At program point L8365(lines 8364 8366) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,207 INFO L854 garLoopResultBuilder]: At program point L7176(lines 7158 7178) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,208 INFO L854 garLoopResultBuilder]: At program point L8233(lines 8227 8235) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,208 INFO L854 garLoopResultBuilder]: At program point L8498(lines 8497 8499) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,208 INFO L854 garLoopResultBuilder]: At program point L8498-1(lines 8497 8499) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,208 INFO L854 garLoopResultBuilder]: At program point L8498-2(lines 8497 8499) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,208 INFO L854 garLoopResultBuilder]: At program point L8498-3(lines 8497 8499) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,209 INFO L854 garLoopResultBuilder]: At program point L8498-4(lines 8497 8499) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,209 INFO L861 garLoopResultBuilder]: At program point L7970(lines 7902 8059) the Hoare annotation is: true [2021-11-23 13:07:30,209 INFO L858 garLoopResultBuilder]: For program point L6385-1(lines 6385 6388) no Hoare annotation was computed. [2021-11-23 13:07:30,209 INFO L858 garLoopResultBuilder]: For program point L6385(lines 6385 6388) no Hoare annotation was computed. [2021-11-23 13:07:30,209 INFO L854 garLoopResultBuilder]: At program point L6253(lines 6226 6260) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,209 INFO L854 garLoopResultBuilder]: At program point L7840(lines 7827 7842) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,210 INFO L854 garLoopResultBuilder]: At program point L8501(lines 8500 8502) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,210 INFO L854 garLoopResultBuilder]: At program point L8501-1(lines 8500 8502) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,210 INFO L854 garLoopResultBuilder]: At program point L8501-2(lines 8500 8502) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,210 INFO L854 garLoopResultBuilder]: At program point L8501-3(lines 8500 8502) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,210 INFO L858 garLoopResultBuilder]: For program point L7312-2(lines 7312 7316) no Hoare annotation was computed. [2021-11-23 13:07:30,210 INFO L858 garLoopResultBuilder]: For program point L7312(lines 7312 7316) no Hoare annotation was computed. [2021-11-23 13:07:30,211 INFO L858 garLoopResultBuilder]: For program point L7445(lines 7445 7449) no Hoare annotation was computed. [2021-11-23 13:07:30,211 INFO L854 garLoopResultBuilder]: At program point L5860-1(lines 5847 5863) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 0) (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2021-11-23 13:07:30,211 INFO L854 garLoopResultBuilder]: At program point L5860-2(lines 5847 5863) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,211 INFO L854 garLoopResultBuilder]: At program point L5860(lines 5847 5863) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 0) (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2021-11-23 13:07:30,211 INFO L854 garLoopResultBuilder]: At program point L5860-3(lines 5847 5863) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,212 INFO L858 garLoopResultBuilder]: For program point L6389-1(lines 6389 6393) no Hoare annotation was computed. [2021-11-23 13:07:30,212 INFO L858 garLoopResultBuilder]: For program point L6389(lines 6389 6393) no Hoare annotation was computed. [2021-11-23 13:07:30,212 INFO L858 garLoopResultBuilder]: For program point L6125(lines 6125 6134) no Hoare annotation was computed. [2021-11-23 13:07:30,212 INFO L858 garLoopResultBuilder]: For program point L6125-1(lines 6125 6134) no Hoare annotation was computed. [2021-11-23 13:07:30,212 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION(line 5884) no Hoare annotation was computed. [2021-11-23 13:07:30,212 INFO L854 garLoopResultBuilder]: At program point L8372(lines 8371 8373) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,213 INFO L858 garLoopResultBuilder]: For program point L7976(line 7976) no Hoare annotation was computed. [2021-11-23 13:07:30,213 INFO L854 garLoopResultBuilder]: At program point L8505(lines 8504 8506) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,213 INFO L854 garLoopResultBuilder]: At program point L6259(lines 6219 6261) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,213 INFO L858 garLoopResultBuilder]: For program point L6127(lines 6127 6131) no Hoare annotation was computed. [2021-11-23 13:07:30,213 INFO L858 garLoopResultBuilder]: For program point L7318(lines 7318 7322) no Hoare annotation was computed. [2021-11-23 13:07:30,213 INFO L854 garLoopResultBuilder]: At program point L8375-1(lines 8374 8376) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,214 INFO L854 garLoopResultBuilder]: At program point L8375(lines 8374 8376) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,214 INFO L858 garLoopResultBuilder]: For program point L7318-2(lines 7318 7322) no Hoare annotation was computed. [2021-11-23 13:07:30,214 INFO L858 garLoopResultBuilder]: For program point L6394(lines 6394 6399) no Hoare annotation was computed. [2021-11-23 13:07:30,214 INFO L854 garLoopResultBuilder]: At program point L7451(lines 7392 7503) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,214 INFO L858 garLoopResultBuilder]: For program point L6394-1(lines 6394 6399) no Hoare annotation was computed. [2021-11-23 13:07:30,214 INFO L854 garLoopResultBuilder]: At program point L8509(lines 8508 8510) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,215 INFO L854 garLoopResultBuilder]: At program point L8509-1(lines 8508 8510) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,215 INFO L854 garLoopResultBuilder]: At program point L7453(lines 7392 7503) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,215 INFO L858 garLoopResultBuilder]: For program point L7718(lines 7718 7725) no Hoare annotation was computed. [2021-11-23 13:07:30,215 INFO L858 garLoopResultBuilder]: For program point L7718-1(lines 7718 7725) no Hoare annotation was computed. [2021-11-23 13:07:30,215 INFO L858 garLoopResultBuilder]: For program point L7190(lines 7190 7193) no Hoare annotation was computed. [2021-11-23 13:07:30,215 INFO L854 garLoopResultBuilder]: At program point L8247(lines 8236 8249) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,216 INFO L858 garLoopResultBuilder]: For program point L7983(line 7983) no Hoare annotation was computed. [2021-11-23 13:07:30,216 INFO L854 garLoopResultBuilder]: At program point L8512(lines 8511 8513) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,216 INFO L854 garLoopResultBuilder]: At program point L8512-1(lines 8511 8513) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,216 INFO L858 garLoopResultBuilder]: For program point L7984(lines 7984 8049) no Hoare annotation was computed. [2021-11-23 13:07:30,216 INFO L858 garLoopResultBuilder]: For program point L7720(lines 7720 7723) no Hoare annotation was computed. [2021-11-23 13:07:30,216 INFO L854 garLoopResultBuilder]: At program point L7456(lines 7392 7503) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,217 INFO L854 garLoopResultBuilder]: At program point L6135(lines 6118 6137) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,217 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-23 13:07:30,217 INFO L854 garLoopResultBuilder]: At program point L7325(lines 7293 7327) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,217 INFO L858 garLoopResultBuilder]: For program point L7986(lines 7986 8046) no Hoare annotation was computed. [2021-11-23 13:07:30,217 INFO L854 garLoopResultBuilder]: At program point L7854(lines 7849 7856) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,218 INFO L854 garLoopResultBuilder]: At program point L6401-1(lines 6366 6415) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,218 INFO L854 garLoopResultBuilder]: At program point L6401(lines 6366 6415) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,218 INFO L858 garLoopResultBuilder]: For program point L7987(line 7987) no Hoare annotation was computed. [2021-11-23 13:07:30,218 INFO L854 garLoopResultBuilder]: At program point L8516(lines 8515 8517) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,218 INFO L854 garLoopResultBuilder]: At program point L8516-1(lines 8515 8517) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,218 INFO L858 garLoopResultBuilder]: For program point L6402(lines 6402 6405) no Hoare annotation was computed. [2021-11-23 13:07:30,219 INFO L858 garLoopResultBuilder]: For program point L6402-1(lines 6402 6405) no Hoare annotation was computed. [2021-11-23 13:07:30,219 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION(line 5884) no Hoare annotation was computed. [2021-11-23 13:07:30,219 INFO L858 garLoopResultBuilder]: For program point L7195(lines 7195 7198) no Hoare annotation was computed. [2021-11-23 13:07:30,219 INFO L858 garLoopResultBuilder]: For program point L7988(lines 7988 7992) no Hoare annotation was computed. [2021-11-23 13:07:30,219 INFO L858 garLoopResultBuilder]: For program point L7592-1(lines 7592 7595) no Hoare annotation was computed. [2021-11-23 13:07:30,219 INFO L858 garLoopResultBuilder]: For program point L7592(lines 7592 7595) no Hoare annotation was computed. [2021-11-23 13:07:30,220 INFO L854 garLoopResultBuilder]: At program point L6403-1(lines 6366 6415) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,220 INFO L854 garLoopResultBuilder]: At program point L6403(lines 6366 6415) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,220 INFO L854 garLoopResultBuilder]: At program point L8385(lines 8384 8386) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,220 INFO L858 garLoopResultBuilder]: For program point L7726(lines 7726 7733) no Hoare annotation was computed. [2021-11-23 13:07:30,220 INFO L858 garLoopResultBuilder]: For program point L7726-1(lines 7726 7733) no Hoare annotation was computed. [2021-11-23 13:07:30,220 INFO L854 garLoopResultBuilder]: At program point L8519(lines 8518 8520) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,221 INFO L854 garLoopResultBuilder]: At program point L8519-1(lines 8518 8520) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,221 INFO L861 garLoopResultBuilder]: At program point L8255(lines 8250 8257) the Hoare annotation is: true [2021-11-23 13:07:30,221 INFO L854 garLoopResultBuilder]: At program point L6406(lines 6366 6415) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,221 INFO L854 garLoopResultBuilder]: At program point L6406-1(lines 6366 6415) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,221 INFO L858 garLoopResultBuilder]: For program point L7728(lines 7728 7731) no Hoare annotation was computed. [2021-11-23 13:07:30,222 INFO L854 garLoopResultBuilder]: At program point L6143(lines 6138 6145) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,222 INFO L854 garLoopResultBuilder]: At program point L6143-1(lines 6138 6145) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,222 INFO L858 garLoopResultBuilder]: For program point L7200(lines 7200 7203) no Hoare annotation was computed. [2021-11-23 13:07:30,222 INFO L861 garLoopResultBuilder]: At program point L7861(lines 7857 7863) the Hoare annotation is: true [2021-11-23 13:07:30,222 INFO L858 garLoopResultBuilder]: For program point L8522(lines 8522 8524) no Hoare annotation was computed. [2021-11-23 13:07:30,222 INFO L854 garLoopResultBuilder]: At program point L7597-1(lines 7588 7621) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,223 INFO L854 garLoopResultBuilder]: At program point L7597(lines 7588 7621) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,223 INFO L858 garLoopResultBuilder]: For program point L8522-5(lines 8522 8524) no Hoare annotation was computed. [2021-11-23 13:07:30,223 INFO L854 garLoopResultBuilder]: At program point L6408-1(lines 6366 6415) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,223 INFO L858 garLoopResultBuilder]: For program point L8522-6(lines 8522 8524) no Hoare annotation was computed. [2021-11-23 13:07:30,223 INFO L854 garLoopResultBuilder]: At program point L6408(lines 6366 6415) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,223 INFO L858 garLoopResultBuilder]: For program point L8522-7(lines 8522 8524) no Hoare annotation was computed. [2021-11-23 13:07:30,224 INFO L858 garLoopResultBuilder]: For program point L8522-8(lines 8522 8524) no Hoare annotation was computed. [2021-11-23 13:07:30,224 INFO L858 garLoopResultBuilder]: For program point L8522-1(lines 8522 8524) no Hoare annotation was computed. [2021-11-23 13:07:30,224 INFO L858 garLoopResultBuilder]: For program point L8522-2(lines 8522 8524) no Hoare annotation was computed. [2021-11-23 13:07:30,224 INFO L858 garLoopResultBuilder]: For program point L8522-3(lines 8522 8524) no Hoare annotation was computed. [2021-11-23 13:07:30,224 INFO L858 garLoopResultBuilder]: For program point L8522-4(lines 8522 8524) no Hoare annotation was computed. [2021-11-23 13:07:30,224 INFO L858 garLoopResultBuilder]: For program point L7994(line 7994) no Hoare annotation was computed. [2021-11-23 13:07:30,224 INFO L858 garLoopResultBuilder]: For program point L8522-9(lines 8522 8524) no Hoare annotation was computed. [2021-11-23 13:07:30,225 INFO L858 garLoopResultBuilder]: For program point L8522-10(lines 8522 8524) no Hoare annotation was computed. [2021-11-23 13:07:30,225 INFO L858 garLoopResultBuilder]: For program point L5880-1(lines 5880 5886) no Hoare annotation was computed. [2021-11-23 13:07:30,225 INFO L858 garLoopResultBuilder]: For program point L5880-2(lines 5880 5886) no Hoare annotation was computed. [2021-11-23 13:07:30,225 INFO L858 garLoopResultBuilder]: For program point L5880(lines 5880 5886) no Hoare annotation was computed. [2021-11-23 13:07:30,225 INFO L858 garLoopResultBuilder]: For program point L5880-5(lines 5880 5886) no Hoare annotation was computed. [2021-11-23 13:07:30,226 INFO L858 garLoopResultBuilder]: For program point L5880-6(lines 5880 5886) no Hoare annotation was computed. [2021-11-23 13:07:30,226 INFO L858 garLoopResultBuilder]: For program point L5880-3(lines 5880 5886) no Hoare annotation was computed. [2021-11-23 13:07:30,226 INFO L858 garLoopResultBuilder]: For program point L5880-4(lines 5880 5886) no Hoare annotation was computed. [2021-11-23 13:07:30,226 INFO L858 garLoopResultBuilder]: For program point L5880-9(lines 5880 5886) no Hoare annotation was computed. [2021-11-23 13:07:30,226 INFO L858 garLoopResultBuilder]: For program point L5880-10(lines 5880 5886) no Hoare annotation was computed. [2021-11-23 13:07:30,226 INFO L858 garLoopResultBuilder]: For program point L5880-7(lines 5880 5886) no Hoare annotation was computed. [2021-11-23 13:07:30,226 INFO L858 garLoopResultBuilder]: For program point L5880-8(lines 5880 5886) no Hoare annotation was computed. [2021-11-23 13:07:30,227 INFO L858 garLoopResultBuilder]: For program point L5880-13(lines 5880 5886) no Hoare annotation was computed. [2021-11-23 13:07:30,227 INFO L858 garLoopResultBuilder]: For program point L5880-14(lines 5880 5886) no Hoare annotation was computed. [2021-11-23 13:07:30,227 INFO L858 garLoopResultBuilder]: For program point L5880-11(lines 5880 5886) no Hoare annotation was computed. [2021-11-23 13:07:30,227 INFO L858 garLoopResultBuilder]: For program point L5880-12(lines 5880 5886) no Hoare annotation was computed. [2021-11-23 13:07:30,227 INFO L858 garLoopResultBuilder]: For program point L5880-15(lines 5880 5886) no Hoare annotation was computed. [2021-11-23 13:07:30,227 INFO L858 garLoopResultBuilder]: For program point L7070(lines 7070 7073) no Hoare annotation was computed. [2021-11-23 13:07:30,228 INFO L858 garLoopResultBuilder]: For program point L7995(lines 7995 7999) no Hoare annotation was computed. [2021-11-23 13:07:30,228 INFO L858 garLoopResultBuilder]: For program point L7995-2(lines 7986 8046) no Hoare annotation was computed. [2021-11-23 13:07:30,228 INFO L854 garLoopResultBuilder]: At program point L7599-1(lines 7588 7621) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,228 INFO L854 garLoopResultBuilder]: At program point L7599(lines 7588 7621) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,228 INFO L854 garLoopResultBuilder]: At program point L5750(lines 5745 5752) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,228 INFO L854 garLoopResultBuilder]: At program point L5750-1(lines 5745 5752) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,229 INFO L858 garLoopResultBuilder]: For program point L7600-1(lines 7600 7603) no Hoare annotation was computed. [2021-11-23 13:07:30,229 INFO L858 garLoopResultBuilder]: For program point L7600(lines 7600 7603) no Hoare annotation was computed. [2021-11-23 13:07:30,229 INFO L858 garLoopResultBuilder]: For program point L5883(line 5883) no Hoare annotation was computed. [2021-11-23 13:07:30,229 INFO L858 garLoopResultBuilder]: For program point L5883-1(line 5883) no Hoare annotation was computed. [2021-11-23 13:07:30,229 INFO L858 garLoopResultBuilder]: For program point L5883-4(line 5883) no Hoare annotation was computed. [2021-11-23 13:07:30,229 INFO L858 garLoopResultBuilder]: For program point L5883-5(line 5883) no Hoare annotation was computed. [2021-11-23 13:07:30,230 INFO L858 garLoopResultBuilder]: For program point L5883-2(line 5883) no Hoare annotation was computed. [2021-11-23 13:07:30,230 INFO L858 garLoopResultBuilder]: For program point L5883-3(line 5883) no Hoare annotation was computed. [2021-11-23 13:07:30,230 INFO L858 garLoopResultBuilder]: For program point L5883-8(line 5883) no Hoare annotation was computed. [2021-11-23 13:07:30,230 INFO L858 garLoopResultBuilder]: For program point L5883-9(line 5883) no Hoare annotation was computed. [2021-11-23 13:07:30,230 INFO L858 garLoopResultBuilder]: For program point L5883-6(line 5883) no Hoare annotation was computed. [2021-11-23 13:07:30,230 INFO L858 garLoopResultBuilder]: For program point L5883-7(line 5883) no Hoare annotation was computed. [2021-11-23 13:07:30,230 INFO L858 garLoopResultBuilder]: For program point L5883-12(line 5883) no Hoare annotation was computed. [2021-11-23 13:07:30,231 INFO L858 garLoopResultBuilder]: For program point L5883-13(line 5883) no Hoare annotation was computed. [2021-11-23 13:07:30,231 INFO L854 garLoopResultBuilder]: At program point L7601-1(lines 7588 7621) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,231 INFO L858 garLoopResultBuilder]: For program point L5883-10(line 5883) no Hoare annotation was computed. [2021-11-23 13:07:30,231 INFO L854 garLoopResultBuilder]: At program point L7601(lines 7588 7621) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,231 INFO L858 garLoopResultBuilder]: For program point L5883-11(line 5883) no Hoare annotation was computed. [2021-11-23 13:07:30,231 INFO L854 garLoopResultBuilder]: At program point L6412-1(lines 6366 6415) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,232 INFO L854 garLoopResultBuilder]: At program point L6412(lines 6366 6415) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,232 INFO L858 garLoopResultBuilder]: For program point L5883-14(line 5883) no Hoare annotation was computed. [2021-11-23 13:07:30,232 INFO L858 garLoopResultBuilder]: For program point L5883-15(line 5883) no Hoare annotation was computed. [2021-11-23 13:07:30,232 INFO L858 garLoopResultBuilder]: For program point L7205(lines 7205 7210) no Hoare annotation was computed. [2021-11-23 13:07:30,232 INFO L858 garLoopResultBuilder]: For program point L7734(line 7734) no Hoare annotation was computed. [2021-11-23 13:07:30,232 INFO L858 garLoopResultBuilder]: For program point L7734-2(lines 7734 7737) no Hoare annotation was computed. [2021-11-23 13:07:30,233 INFO L858 garLoopResultBuilder]: For program point L8263(lines 8263 8266) no Hoare annotation was computed. [2021-11-23 13:07:30,233 INFO L854 garLoopResultBuilder]: At program point L8263-5(lines 8260 8269) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,233 INFO L858 garLoopResultBuilder]: For program point L8263-3(lines 8263 8266) no Hoare annotation was computed. [2021-11-23 13:07:30,233 INFO L854 garLoopResultBuilder]: At program point L8263-2(lines 8260 8269) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,233 INFO L858 garLoopResultBuilder]: For program point L8263-9(lines 8263 8266) no Hoare annotation was computed. [2021-11-23 13:07:30,233 INFO L854 garLoopResultBuilder]: At program point L8263-8(lines 8260 8269) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,234 INFO L858 garLoopResultBuilder]: For program point L8263-6(lines 8263 8266) no Hoare annotation was computed. [2021-11-23 13:07:30,234 INFO L858 garLoopResultBuilder]: For program point L8263-12(lines 8263 8266) no Hoare annotation was computed. [2021-11-23 13:07:30,234 INFO L854 garLoopResultBuilder]: At program point L8263-11(lines 8260 8269) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,234 INFO L854 garLoopResultBuilder]: At program point L8263-17(lines 8260 8269) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,234 INFO L858 garLoopResultBuilder]: For program point L8263-15(lines 8263 8266) no Hoare annotation was computed. [2021-11-23 13:07:30,234 INFO L854 garLoopResultBuilder]: At program point L8263-14(lines 8260 8269) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,235 INFO L858 garLoopResultBuilder]: For program point L8263-21(lines 8263 8266) no Hoare annotation was computed. [2021-11-23 13:07:30,235 INFO L854 garLoopResultBuilder]: At program point L8263-20(lines 8260 8269) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,235 INFO L858 garLoopResultBuilder]: For program point L8263-18(lines 8263 8266) no Hoare annotation was computed. [2021-11-23 13:07:30,235 INFO L854 garLoopResultBuilder]: At program point L6414(lines 6354 6416) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,235 INFO L858 garLoopResultBuilder]: For program point L8263-24(lines 8263 8266) no Hoare annotation was computed. [2021-11-23 13:07:30,235 INFO L854 garLoopResultBuilder]: At program point L8263-23(lines 8260 8269) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,236 INFO L854 garLoopResultBuilder]: At program point L8263-29(lines 8260 8269) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,236 INFO L854 garLoopResultBuilder]: At program point L8396(lines 8395 8397) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,236 INFO L858 garLoopResultBuilder]: For program point L8263-27(lines 8263 8266) no Hoare annotation was computed. [2021-11-23 13:07:30,236 INFO L854 garLoopResultBuilder]: At program point L6414-1(lines 6354 6416) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,236 INFO L854 garLoopResultBuilder]: At program point L8263-26(lines 8260 8269) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,237 INFO L858 garLoopResultBuilder]: For program point L8263-33(lines 8263 8266) no Hoare annotation was computed. [2021-11-23 13:07:30,237 INFO L854 garLoopResultBuilder]: At program point L6150(lines 6146 6152) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,237 INFO L854 garLoopResultBuilder]: At program point L8263-32(lines 8260 8269) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,237 INFO L858 garLoopResultBuilder]: For program point L8263-30(lines 8263 8266) no Hoare annotation was computed. [2021-11-23 13:07:30,237 INFO L858 garLoopResultBuilder]: For program point L8263-36(lines 8263 8266) no Hoare annotation was computed. [2021-11-23 13:07:30,237 INFO L854 garLoopResultBuilder]: At program point L6150-1(lines 6146 6152) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,238 INFO L854 garLoopResultBuilder]: At program point L8263-35(lines 8260 8269) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,238 INFO L854 garLoopResultBuilder]: At program point L8263-41(lines 8260 8269) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,238 INFO L858 garLoopResultBuilder]: For program point L8263-39(lines 8263 8266) no Hoare annotation was computed. [2021-11-23 13:07:30,238 INFO L854 garLoopResultBuilder]: At program point L8263-38(lines 8260 8269) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,238 INFO L858 garLoopResultBuilder]: For program point L8263-45(lines 8263 8266) no Hoare annotation was computed. [2021-11-23 13:07:30,238 INFO L854 garLoopResultBuilder]: At program point L8263-44(lines 8260 8269) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,239 INFO L858 garLoopResultBuilder]: For program point L8263-42(lines 8263 8266) no Hoare annotation was computed. [2021-11-23 13:07:30,239 INFO L854 garLoopResultBuilder]: At program point L8263-47(lines 8260 8269) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,239 INFO L854 garLoopResultBuilder]: At program point L7208(lines 7185 7216) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,239 INFO L858 garLoopResultBuilder]: For program point L7474(lines 7474 7477) no Hoare annotation was computed. [2021-11-23 13:07:30,239 INFO L854 garLoopResultBuilder]: At program point L8399-1(lines 8398 8400) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,239 INFO L854 garLoopResultBuilder]: At program point L8399(lines 8398 8400) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,240 INFO L858 garLoopResultBuilder]: For program point L7474-2(lines 7474 7477) no Hoare annotation was computed. [2021-11-23 13:07:30,240 INFO L854 garLoopResultBuilder]: At program point L8399-2(lines 8398 8400) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,240 INFO L854 garLoopResultBuilder]: At program point L7739(lines 7712 7745) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,240 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 5884) no Hoare annotation was computed. [2021-11-23 13:07:30,240 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION(line 5884) no Hoare annotation was computed. [2021-11-23 13:07:30,241 INFO L861 garLoopResultBuilder]: At program point L5890(lines 5889 5892) the Hoare annotation is: true [2021-11-23 13:07:30,241 INFO L861 garLoopResultBuilder]: At program point L5890-3(lines 5889 5892) the Hoare annotation is: true [2021-11-23 13:07:30,241 INFO L854 garLoopResultBuilder]: At program point L5758(lines 5755 5760) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,241 INFO L861 garLoopResultBuilder]: At program point L5890-1(lines 5889 5892) the Hoare annotation is: true [2021-11-23 13:07:30,241 INFO L861 garLoopResultBuilder]: At program point L5890-2(lines 5889 5892) the Hoare annotation is: true [2021-11-23 13:07:30,241 INFO L858 garLoopResultBuilder]: For program point L7740(lines 7740 7743) no Hoare annotation was computed. [2021-11-23 13:07:30,241 INFO L858 garLoopResultBuilder]: For program point L7608-1(lines 7608 7611) no Hoare annotation was computed. [2021-11-23 13:07:30,242 INFO L858 garLoopResultBuilder]: For program point L7608(lines 7608 7611) no Hoare annotation was computed. [2021-11-23 13:07:30,242 INFO L858 garLoopResultBuilder]: For program point L6023(lines 6023 6026) no Hoare annotation was computed. [2021-11-23 13:07:30,242 INFO L858 garLoopResultBuilder]: For program point L7080(lines 7080 7085) no Hoare annotation was computed. [2021-11-23 13:07:30,242 INFO L858 garLoopResultBuilder]: For program point L6023-5(lines 6023 6026) no Hoare annotation was computed. [2021-11-23 13:07:30,242 INFO L858 garLoopResultBuilder]: For program point L6023-2(lines 6023 6026) no Hoare annotation was computed. [2021-11-23 13:07:30,242 INFO L858 garLoopResultBuilder]: For program point L6023-3(lines 6023 6026) no Hoare annotation was computed. [2021-11-23 13:07:30,243 INFO L854 garLoopResultBuilder]: At program point L7741(lines 7712 7745) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,243 INFO L854 garLoopResultBuilder]: At program point L8402(lines 8401 8403) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,243 INFO L858 garLoopResultBuilder]: For program point L8006(line 8006) no Hoare annotation was computed. [2021-11-23 13:07:30,243 INFO L858 garLoopResultBuilder]: For program point L8007(lines 8007 8014) no Hoare annotation was computed. [2021-11-23 13:07:30,243 INFO L854 garLoopResultBuilder]: At program point L6158(lines 6153 6160) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,243 INFO L854 garLoopResultBuilder]: At program point L7215(lines 7179 7217) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,244 INFO L854 garLoopResultBuilder]: At program point L7744(lines 7704 7746) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,244 INFO L858 garLoopResultBuilder]: For program point L7480(lines 7480 7493) no Hoare annotation was computed. [2021-11-23 13:07:30,244 INFO L858 garLoopResultBuilder]: For program point L8009(lines 8009 8012) no Hoare annotation was computed. [2021-11-23 13:07:30,244 INFO L854 garLoopResultBuilder]: At program point L7613-1(lines 7588 7621) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,244 INFO L854 garLoopResultBuilder]: At program point L7613(lines 7588 7621) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,244 INFO L858 garLoopResultBuilder]: For program point L6028-1(lines 6028 6032) no Hoare annotation was computed. [2021-11-23 13:07:30,245 INFO L858 garLoopResultBuilder]: For program point L6028(lines 6028 6032) no Hoare annotation was computed. [2021-11-23 13:07:30,245 INFO L854 garLoopResultBuilder]: At program point L7878(lines 7872 7880) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,245 INFO L854 garLoopResultBuilder]: At program point L5897-2(lines 5894 5899) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,245 INFO L854 garLoopResultBuilder]: At program point L5897-3(lines 5894 5899) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,245 INFO L854 garLoopResultBuilder]: At program point L5897(lines 5894 5899) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,245 INFO L854 garLoopResultBuilder]: At program point L5897-1(lines 5894 5899) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,246 INFO L854 garLoopResultBuilder]: At program point L5765-2(lines 5761 5767) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,246 INFO L854 garLoopResultBuilder]: At program point L5897-6(lines 5894 5899) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,246 INFO L854 garLoopResultBuilder]: At program point L5897-7(lines 5894 5899) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,246 INFO L854 garLoopResultBuilder]: At program point L5765(lines 5761 5767) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,246 INFO L854 garLoopResultBuilder]: At program point L5897-4(lines 5894 5899) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,247 INFO L854 garLoopResultBuilder]: At program point L5765-1(lines 5761 5767) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,247 INFO L854 garLoopResultBuilder]: At program point L5897-5(lines 5894 5899) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,247 INFO L854 garLoopResultBuilder]: At program point L7615-1(lines 7588 7621) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,247 INFO L854 garLoopResultBuilder]: At program point L5897-10(lines 5894 5899) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,247 INFO L854 garLoopResultBuilder]: At program point L7615(lines 7588 7621) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,247 INFO L854 garLoopResultBuilder]: At program point L5897-8(lines 5894 5899) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,248 INFO L854 garLoopResultBuilder]: At program point L5897-9(lines 5894 5899) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,248 INFO L858 garLoopResultBuilder]: For program point L6426(lines 6426 6429) no Hoare annotation was computed. [2021-11-23 13:07:30,248 INFO L858 garLoopResultBuilder]: For program point L6426-4(lines 6426 6429) no Hoare annotation was computed. [2021-11-23 13:07:30,248 INFO L858 garLoopResultBuilder]: For program point L6426-3(lines 6426 6429) no Hoare annotation was computed. [2021-11-23 13:07:30,248 INFO L858 garLoopResultBuilder]: For program point L6426-2(lines 6426 6429) no Hoare annotation was computed. [2021-11-23 13:07:30,248 INFO L861 garLoopResultBuilder]: At program point L8408(lines 8407 8409) the Hoare annotation is: true [2021-11-23 13:07:30,249 INFO L858 garLoopResultBuilder]: For program point L6426-1(lines 6426 6429) no Hoare annotation was computed. [2021-11-23 13:07:30,249 INFO L858 garLoopResultBuilder]: For program point L6426-5(lines 6426 6429) no Hoare annotation was computed. [2021-11-23 13:07:30,249 INFO L858 garLoopResultBuilder]: For program point L7616-1(lines 7616 7619) no Hoare annotation was computed. [2021-11-23 13:07:30,249 INFO L858 garLoopResultBuilder]: For program point L7616(lines 7616 7619) no Hoare annotation was computed. [2021-11-23 13:07:30,249 INFO L858 garLoopResultBuilder]: For program point L7088(lines 7088 7094) no Hoare annotation was computed. [2021-11-23 13:07:30,249 INFO L854 garLoopResultBuilder]: At program point L7617-1(lines 7588 7621) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,249 INFO L854 garLoopResultBuilder]: At program point L7617(lines 7588 7621) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,250 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-23 13:07:30,250 INFO L858 garLoopResultBuilder]: For program point L7486(lines 7486 7490) no Hoare annotation was computed. [2021-11-23 13:07:30,250 INFO L854 garLoopResultBuilder]: At program point L8411(lines 8410 8412) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 0) (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2021-11-23 13:07:30,250 INFO L854 garLoopResultBuilder]: At program point L7486-2(lines 7392 7503) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,250 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION(line 5884) no Hoare annotation was computed. [2021-11-23 13:07:30,250 INFO L854 garLoopResultBuilder]: At program point L6034(lines 6015 6036) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,251 INFO L858 garLoopResultBuilder]: For program point L8016(line 8016) no Hoare annotation was computed. [2021-11-23 13:07:30,251 INFO L854 garLoopResultBuilder]: At program point L6034-1(lines 6015 6036) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,251 INFO L854 garLoopResultBuilder]: At program point L7620-1(lines 7585 7622) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,251 INFO L854 garLoopResultBuilder]: At program point L7620(lines 7585 7622) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,251 INFO L858 garLoopResultBuilder]: For program point L8017(lines 8017 8021) no Hoare annotation was computed. [2021-11-23 13:07:30,252 INFO L854 garLoopResultBuilder]: At program point L5772(lines 5768 5774) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,252 INFO L854 garLoopResultBuilder]: At program point L8415(lines 8414 8416) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,252 INFO L854 garLoopResultBuilder]: At program point L7887(lines 7881 7889) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,252 INFO L854 garLoopResultBuilder]: At program point L6436-2(lines 6417 6438) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,252 INFO L854 garLoopResultBuilder]: At program point L6436-1(lines 6417 6438) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,252 INFO L854 garLoopResultBuilder]: At program point L6436(lines 6417 6438) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,253 INFO L854 garLoopResultBuilder]: At program point L6436-5(lines 6417 6438) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,253 INFO L854 garLoopResultBuilder]: At program point L6436-4(lines 6417 6438) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,253 INFO L854 garLoopResultBuilder]: At program point L6436-3(lines 6417 6438) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,253 INFO L854 garLoopResultBuilder]: At program point L7229-1(lines 7222 7249) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,253 INFO L854 garLoopResultBuilder]: At program point L7229(lines 7222 7249) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,254 INFO L854 garLoopResultBuilder]: At program point L8419(lines 8418 8420) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,254 INFO L858 garLoopResultBuilder]: For program point L8023(line 8023) no Hoare annotation was computed. [2021-11-23 13:07:30,254 INFO L858 garLoopResultBuilder]: For program point L7759(lines 7759 7762) no Hoare annotation was computed. [2021-11-23 13:07:30,254 INFO L854 garLoopResultBuilder]: At program point L7231-1(lines 7222 7249) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,254 INFO L854 garLoopResultBuilder]: At program point L7231(lines 7222 7249) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,254 INFO L858 garLoopResultBuilder]: For program point L8024(lines 8024 8033) no Hoare annotation was computed. [2021-11-23 13:07:30,255 INFO L854 garLoopResultBuilder]: At program point L6043(lines 6037 6045) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,255 INFO L854 garLoopResultBuilder]: At program point L6043-1(lines 6037 6045) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,255 INFO L854 garLoopResultBuilder]: At program point L5779(lines 5775 5781) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,255 INFO L854 garLoopResultBuilder]: At program point L6176-1(lines 6166 6178) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,255 INFO L854 garLoopResultBuilder]: At program point L6176(lines 6166 6178) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0)) [2021-11-23 13:07:30,255 INFO L858 garLoopResultBuilder]: For program point L8026(lines 8026 8031) no Hoare annotation was computed. [2021-11-23 13:07:30,256 INFO L854 garLoopResultBuilder]: At program point L7498(lines 7392 7503) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,256 INFO L858 garLoopResultBuilder]: For program point L7102(lines 7102 7108) no Hoare annotation was computed. [2021-11-23 13:07:30,256 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION(line 5884) no Hoare annotation was computed. [2021-11-23 13:07:30,256 INFO L854 garLoopResultBuilder]: At program point L7500(lines 7392 7503) the Hoare annotation is: (and (or |ULTIMATE.start_main_#t~switch691#1| (not (= ~ldv_state_variable_2~0 |ULTIMATE.start_main_~tmp___2~4#1|))) (= ~ldv_spin~0 0) (not (= ~ldv_state_variable_2~0 2))) [2021-11-23 13:07:30,260 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2021-11-23 13:07:30,261 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-23 13:07:30,498 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 01:07:30 BoogieIcfgContainer [2021-11-23 13:07:30,498 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-23 13:07:30,499 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 13:07:30,499 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 13:07:30,500 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 13:07:30,500 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:07:19" (3/4) ... [2021-11-23 13:07:30,504 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-23 13:07:30,568 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 583 nodes and edges [2021-11-23 13:07:30,575 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 162 nodes and edges [2021-11-23 13:07:30,582 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2021-11-23 13:07:30,588 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-11-23 13:07:30,594 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-23 13:07:30,601 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 13:07:30,603 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 13:07:31,576 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cca693d-9a88-454b-849a-c39a9422474a/bin/uautomizer-wIGwrQj20G/witness.graphml [2021-11-23 13:07:31,577 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 13:07:31,578 INFO L158 Benchmark]: Toolchain (without parser) took 18947.32ms. Allocated memory was 104.9MB in the beginning and 388.0MB in the end (delta: 283.1MB). Free memory was 63.8MB in the beginning and 267.2MB in the end (delta: -203.4MB). Peak memory consumption was 288.8MB. Max. memory is 16.1GB. [2021-11-23 13:07:31,578 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 104.9MB. Free memory is still 59.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 13:07:31,579 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2466.12ms. Allocated memory was 104.9MB in the beginning and 180.4MB in the end (delta: 75.5MB). Free memory was 63.6MB in the beginning and 87.8MB in the end (delta: -24.2MB). Peak memory consumption was 73.0MB. Max. memory is 16.1GB. [2021-11-23 13:07:31,580 INFO L158 Benchmark]: Boogie Procedure Inliner took 296.16ms. Allocated memory is still 180.4MB. Free memory was 87.8MB in the beginning and 111.4MB in the end (delta: -23.6MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. [2021-11-23 13:07:31,580 INFO L158 Benchmark]: Boogie Preprocessor took 195.24ms. Allocated memory is still 180.4MB. Free memory was 111.4MB in the beginning and 91.5MB in the end (delta: 19.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-11-23 13:07:31,580 INFO L158 Benchmark]: RCFGBuilder took 3627.43ms. Allocated memory was 180.4MB in the beginning and 293.6MB in the end (delta: 113.2MB). Free memory was 91.5MB in the beginning and 148.4MB in the end (delta: -56.9MB). Peak memory consumption was 78.1MB. Max. memory is 16.1GB. [2021-11-23 13:07:31,581 INFO L158 Benchmark]: TraceAbstraction took 11274.63ms. Allocated memory was 293.6MB in the beginning and 388.0MB in the end (delta: 94.4MB). Free memory was 148.4MB in the beginning and 96.6MB in the end (delta: 51.8MB). Peak memory consumption was 176.6MB. Max. memory is 16.1GB. [2021-11-23 13:07:31,581 INFO L158 Benchmark]: Witness Printer took 1077.94ms. Allocated memory is still 388.0MB. Free memory was 96.6MB in the beginning and 267.2MB in the end (delta: -170.6MB). Peak memory consumption was 39.1MB. Max. memory is 16.1GB. [2021-11-23 13:07:31,584 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 104.9MB. Free memory is still 59.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2466.12ms. Allocated memory was 104.9MB in the beginning and 180.4MB in the end (delta: 75.5MB). Free memory was 63.6MB in the beginning and 87.8MB in the end (delta: -24.2MB). Peak memory consumption was 73.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 296.16ms. Allocated memory is still 180.4MB. Free memory was 87.8MB in the beginning and 111.4MB in the end (delta: -23.6MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 195.24ms. Allocated memory is still 180.4MB. Free memory was 111.4MB in the beginning and 91.5MB in the end (delta: 19.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * RCFGBuilder took 3627.43ms. Allocated memory was 180.4MB in the beginning and 293.6MB in the end (delta: 113.2MB). Free memory was 91.5MB in the beginning and 148.4MB in the end (delta: -56.9MB). Peak memory consumption was 78.1MB. Max. memory is 16.1GB. * TraceAbstraction took 11274.63ms. Allocated memory was 293.6MB in the beginning and 388.0MB in the end (delta: 94.4MB). Free memory was 148.4MB in the beginning and 96.6MB in the end (delta: 51.8MB). Peak memory consumption was 176.6MB. Max. memory is 16.1GB. * Witness Printer took 1077.94ms. Allocated memory is still 388.0MB. Free memory was 96.6MB in the beginning and 267.2MB in the end (delta: -170.6MB). Peak memory consumption was 39.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 5884]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 5884]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 5884]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 5884]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 5884]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 5884]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 5884]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 5884]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 5884]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 5884]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 5884]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 5884]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 5884]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 5884]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 5884]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 5884]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 617 locations, 16 error locations. Started 1 CEGAR loops. OverallTime: 11.0s, OverallIterations: 6, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 7.4s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4984 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4984 mSDsluCounter, 11451 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 5784 mSDsCounter, 59 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 177 IncrementalHoareTripleChecker+Invalid, 236 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 59 mSolverCounterUnsat, 5667 mSDtfsCounter, 177 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 28 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1801occurred in iteration=3, InterpolantAutomatonStates: 24, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 6 MinimizatonAttempts, 1939 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 319 LocationsWithAnnotation, 319 PreInvPairs, 1258 NumberOfFragments, 3462 HoareAnnotationTreeSize, 319 FomulaSimplifications, 1612 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 319 FomulaSimplificationsInter, 24720 FormulaSimplificationTreeSizeReductionInter, 6.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 256 NumberOfCodeBlocks, 256 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 250 ConstructedInterpolants, 0 QuantifiedInterpolants, 421 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 21/21 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 16 specifications checked. All of them hold - InvariantResult [Line: 6417]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 5830]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 6341]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8061]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 5894]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 8425]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8061]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 6146]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 7222]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 6366]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 7585]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8260]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 5745]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 6138]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 7068]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 6597]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 5830]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 5745]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 5889]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6213]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 6417]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 7588]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 6092]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 7222]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8488]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 6166]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 5811]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 8260]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 8260]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 6417]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 7392]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 7747]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 7881]: Loop Invariant Derived loop invariant: ldv_state_variable_2 == 1 && ldv_spin == 0 - InvariantResult [Line: 5918]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 7755]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8518]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 5761]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 6213]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 5806]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 5811]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 7588]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 6153]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 6037]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 8494]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 6600]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 5806]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 7222]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 7755]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 5811]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8260]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 6213]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 6354]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8497]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 6417]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8488]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 7222]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 6366]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8418]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 5932]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 6366]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8260]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 8260]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8475]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8260]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 6213]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 5964]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 8515]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 5806]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 6086]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 6600]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 7222]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 7158]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 7623]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 5806]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 7588]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 5894]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 8508]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8260]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8488]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8061]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 5811]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 7059]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8061]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8209]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 7635]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 5830]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 5830]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 5761]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8500]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 5894]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8446]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 6226]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 7588]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 5830]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8425]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8484]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 8384]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 7132]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 7392]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 6341]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 6366]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 7392]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 7872]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 5806]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 7185]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 5811]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 8414]: Loop Invariant Derived loop invariant: (ldv_state_variable_2 == 1 && (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2))) && ldv_spin == 0 - InvariantResult [Line: 8481]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 5830]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 6341]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 8218]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 8497]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8401]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 7392]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 8260]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8398]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 6213]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8500]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 7068]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8328]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 5790]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 7218]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8328]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8488]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8508]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 8504]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 7857]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5971]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 7588]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 6354]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 6366]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 5964]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 7251]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 6366]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8500]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 7585]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 5811]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 8328]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8494]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8410]: Loop Invariant Derived loop invariant: (ldv_state_variable_2 == 0 && ldv_spin == 0) && ldv_state_variable_1 == 0 - InvariantResult [Line: 6341]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8466]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 5806]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 6366]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8236]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 7849]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 7827]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 6098]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 7392]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 8328]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8497]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 8475]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8070]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 6179]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 6092]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 5830]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 5894]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 8497]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 5894]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 6417]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8488]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 5926]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8260]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 5971]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 6015]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 6146]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 7755]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 5847]: Loop Invariant Derived loop invariant: ldv_state_variable_2 == 1 && ldv_spin == 0 - InvariantResult [Line: 7588]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8454]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8191]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 5932]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 6166]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8364]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 5889]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7704]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8494]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 6341]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 5926]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 6341]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 5847]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8488]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 6366]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 7222]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 6080]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 5830]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 6179]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 8425]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 7712]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8260]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 5889]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8491]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7293]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 8061]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 7588]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 5790]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 5889]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8357]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 5847]: Loop Invariant Derived loop invariant: (ldv_state_variable_2 == 0 && ldv_spin == 0) && ldv_state_variable_1 == 0 - InvariantResult [Line: 7588]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 5811]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 5971]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 6118]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8328]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 8260]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 6341]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 5830]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 7712]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8260]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 6341]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8398]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8200]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 7890]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8500]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 7222]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 5806]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 6213]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 5790]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 5971]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 5775]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 8250]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7392]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 7588]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 7588]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 5894]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 6213]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 7635]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 6138]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8488]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 5830]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 5811]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 5790]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 5761]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 5783]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 7179]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 6417]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 5711]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 6439]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 5711]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 5755]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 8344]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 5830]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8398]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 7372]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 8518]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 8478]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 7755]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 7222]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 5894]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 8070]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 7272]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 8497]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8328]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8425]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 8061]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8361]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 5768]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 5894]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 8260]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8488]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 5806]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 7068]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8061]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8361]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8484]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 8488]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8374]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8344]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 7902]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 8260]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 6366]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8061]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 8515]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 7588]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 5830]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 7588]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 7218]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8481]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 5894]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 5811]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 5806]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 8407]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8488]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 5783]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 6213]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 6015]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 5830]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 5830]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 6037]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 6213]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 6213]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 7902]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6366]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 5847]: Loop Invariant Derived loop invariant: (ldv_state_variable_2 == 0 && ldv_spin == 0) && ldv_state_variable_1 == 0 - InvariantResult [Line: 8511]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 5894]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 6219]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 6458]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8371]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 8061]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 6600]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 6213]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 5894]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 6597]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8227]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 8260]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8511]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 6213]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 8374]: Loop Invariant Derived loop invariant: ((aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0) && !(ldv_state_variable_2 == 2) - InvariantResult [Line: 8395]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 - InvariantResult [Line: 6600]: Loop Invariant Derived loop invariant: (aux-switch (tmp___2) { case 0: ; if (ldv_state_variable_1 != 0) { tmp___3 = __VERIFIER_nondet_int(); switch (tmp___3) { case 0: ; if (ldv_state_variable_1 == 1) { ldv_retval_0 = kvaser_usb_probe(kvaser_usb_driver_group1, (struct usb_device_id const *)ldvarg0); if (ldv_retval_0 == 0) { ldv_state_variable_1 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43688; case 1: ; if (ldv_state_variable_1 == 2 && usb_counter == 0) { kvaser_usb_disconnect(kvaser_usb_driver_group1); ldv_state_variable_1 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43688; default: ldv_stop(); } ldv_43688: ; } else { } goto ldv_43691; case 1: ; if (ldv_state_variable_0 != 0) { tmp___4 = __VERIFIER_nondet_int(); switch (tmp___4) { case 0: ; if (ldv_state_variable_0 == 3 && ref_cnt == 0) { kvaser_usb_driver_exit(); ldv_state_variable_0 = 2; goto ldv_final; } else { } goto ldv_43695; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_1 = kvaser_usb_driver_init(); if (ldv_retval_1 == 0) { ldv_state_variable_0 = 3; ldv_state_variable_2 = 1; ldv_net_device_ops_2(); } else { } if (ldv_retval_1 != 0) { ldv_state_variable_0 = 2; goto ldv_final; } else { } } else { } goto ldv_43695; default: ldv_stop(); } ldv_43695: ; } else { } goto ldv_43691; case 2: ; if (ldv_state_variable_2 != 0) { tmp___5 = __VERIFIER_nondet_int(); switch (tmp___5) { case 0: ; if (ldv_state_variable_2 == 3) { kvaser_usb_close(kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 1: ; if (ldv_state_variable_2 == 3) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 3; } else { } if (ldv_state_variable_2 == 2) { can_change_mtu(kvaser_usb_netdev_ops_group1, ldvarg2); ldv_state_variable_2 = 2; } else { } goto ldv_43700; case 2: ; if (ldv_state_variable_2 == 2) { ldv_retval_3 = kvaser_usb_open(kvaser_usb_netdev_ops_group1); if (ldv_retval_3 == 0) { ldv_state_variable_2 = 3; } else { } } else { } goto ldv_43700; case 3: ; if (ldv_state_variable_2 == 3) { kvaser_usb_start_xmit(ldvarg1, kvaser_usb_netdev_ops_group1); ldv_state_variable_2 = 3; } else { } goto ldv_43700; case 4: ; if (ldv_state_variable_2 == 1) { ldv_retval_2 = ldv_ndo_init_2(); if (ldv_retval_2 == 0) { ldv_state_variable_2 = 2; usb_counter = usb_counter + 1; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_43700; case 5: ; if (ldv_state_variable_2 == 2) { ldv_ndo_uninit_2(); ldv_state_variable_2 = 1; usb_counter = usb_counter - 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_43700; default: ldv_stop(); } ldv_43700: ; } else { } goto ldv_43691; default: ldv_stop(); }-aux || !(ldv_state_variable_2 == tmp___2)) && ldv_spin == 0 RESULT: Ultimate proved your program to be correct! [2021-11-23 13:07:32,361 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cca693d-9a88-454b-849a-c39a9422474a/bin/uautomizer-wIGwrQj20G/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 Writing output log to file Ultimate.log Result: TRUE