/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -tc ../../../trunk/examples/toolchains/AutomizerC.xml -i ../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--at76c50x-usb.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-02 08:38:08,555 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-02 08:38:08,557 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-02 08:38:08,596 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-02 08:38:08,596 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-02 08:38:08,598 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-02 08:38:08,601 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-02 08:38:08,603 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-02 08:38:08,605 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-02 08:38:08,609 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-02 08:38:08,610 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-02 08:38:08,612 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-02 08:38:08,612 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-02 08:38:08,614 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-02 08:38:08,615 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-02 08:38:08,616 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-02 08:38:08,617 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-02 08:38:08,617 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-02 08:38:08,619 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-02 08:38:08,623 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-02 08:38:08,624 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-02 08:38:08,625 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-02 08:38:08,626 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-02 08:38:08,626 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-02 08:38:08,629 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-02 08:38:08,629 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-02 08:38:08,629 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-02 08:38:08,630 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-02 08:38:08,630 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-02 08:38:08,631 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-02 08:38:08,631 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-02 08:38:08,632 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-02 08:38:08,632 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-02 08:38:08,633 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-02 08:38:08,633 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-02 08:38:08,634 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-02 08:38:08,634 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-02 08:38:08,634 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-02 08:38:08,634 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-02 08:38:08,635 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-02 08:38:08,635 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-02 08:38:08,636 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2023-04-02 08:38:08,652 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-02 08:38:08,652 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-02 08:38:08,652 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-02 08:38:08,652 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-02 08:38:08,653 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-02 08:38:08,653 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-02 08:38:08,654 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-04-02 08:38:08,654 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-04-02 08:38:08,654 INFO L138 SettingsManager]: * Use SBE=true [2023-04-02 08:38:08,654 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-02 08:38:08,654 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-02 08:38:08,654 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-02 08:38:08,654 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-02 08:38:08,654 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-02 08:38:08,655 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-02 08:38:08,655 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-02 08:38:08,655 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-02 08:38:08,655 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-02 08:38:08,655 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-02 08:38:08,655 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-02 08:38:08,655 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-02 08:38:08,655 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-02 08:38:08,656 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-04-02 08:38:08,656 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-02 08:38:08,656 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 08:38:08,656 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-02 08:38:08,656 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-02 08:38:08,656 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-02 08:38:08,656 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-04-02 08:38:08,656 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-02 08:38:08,656 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-04-02 08:38:08,657 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-02 08:38:08,657 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-04-02 08:38:08,657 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-04-02 08:38:08,657 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-04-02 08:38:08,657 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-04-02 08:38:08,830 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-02 08:38:08,856 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-02 08:38:08,858 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-02 08:38:08,859 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-02 08:38:08,859 INFO L275 PluginConnector]: CDTParser initialized [2023-04-02 08:38:08,860 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--at76c50x-usb.ko-entry_point.cil.out.i [2023-04-02 08:38:09,969 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-02 08:38:10,532 INFO L351 CDTParser]: Found 1 translation units. [2023-04-02 08:38:10,533 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--at76c50x-usb.ko-entry_point.cil.out.i [2023-04-02 08:38:10,578 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0844df17a/8ac80537c0724b4b9063431cc12a5ccc/FLAG22c64403a [2023-04-02 08:38:10,593 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0844df17a/8ac80537c0724b4b9063431cc12a5ccc [2023-04-02 08:38:10,596 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-02 08:38:10,597 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-02 08:38:10,600 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-02 08:38:10,600 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-02 08:38:10,603 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-02 08:38:10,604 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 08:38:10" (1/1) ... [2023-04-02 08:38:10,606 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f2f9879 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:38:10, skipping insertion in model container [2023-04-02 08:38:10,606 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 08:38:10" (1/1) ... [2023-04-02 08:38:10,612 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-02 08:38:10,717 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-02 08:38:11,490 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--at76c50x-usb.ko-entry_point.cil.out.i[205251,205264] [2023-04-02 08:38:12,389 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 08:38:12,453 INFO L203 MainTranslator]: Completed pre-run [2023-04-02 08:38:12,617 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--at76c50x-usb.ko-entry_point.cil.out.i[205251,205264] [2023-04-02 08:38:12,777 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 08:38:12,848 WARN L667 CHandler]: The function __VERIFIER_nondet_u32 is called, but not defined or handled by StandardFunctionHandler. [2023-04-02 08:38:12,854 INFO L208 MainTranslator]: Completed translation [2023-04-02 08:38:12,855 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:38:12 WrapperNode [2023-04-02 08:38:12,855 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-02 08:38:12,856 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-02 08:38:12,856 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-02 08:38:12,857 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-02 08:38:12,922 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:38:12" (1/1) ... [2023-04-02 08:38:12,922 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:38:12" (1/1) ... [2023-04-02 08:38:13,015 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:38:12" (1/1) ... [2023-04-02 08:38:13,015 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:38:12" (1/1) ... [2023-04-02 08:38:13,166 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:38:12" (1/1) ... [2023-04-02 08:38:13,197 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:38:12" (1/1) ... [2023-04-02 08:38:13,222 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:38:12" (1/1) ... [2023-04-02 08:38:13,245 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:38:12" (1/1) ... [2023-04-02 08:38:13,282 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-02 08:38:13,283 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-02 08:38:13,283 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-02 08:38:13,283 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-02 08:38:13,284 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:38:12" (1/1) ... [2023-04-02 08:38:13,289 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 08:38:13,303 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-02 08:38:13,319 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-04-02 08:38:13,345 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-04-02 08:38:13,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-02 08:38:13,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-02 08:38:13,361 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-02 08:38:13,362 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-04-02 08:38:13,362 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-04-02 08:38:13,362 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_pending [2023-04-02 08:38:13,362 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2023-04-02 08:38:13,362 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2023-04-02 08:38:13,362 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-04-02 08:38:13,362 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2023-04-02 08:38:13,362 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2023-04-02 08:38:13,362 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2023-04-02 08:38:13,362 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_nonlinear [2023-04-02 08:38:13,362 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2023-04-02 08:38:13,362 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tailroom [2023-04-02 08:38:13,362 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-04-02 08:38:13,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-04-02 08:38:13,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-04-02 08:38:13,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-04-02 08:38:13,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2023-04-02 08:38:13,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-04-02 08:38:13,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-04-02 08:38:13,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-04-02 08:38:13,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2023-04-02 08:38:13,363 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2023-04-02 08:38:13,363 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_out [2023-04-02 08:38:13,363 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2023-04-02 08:38:13,363 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_in [2023-04-02 08:38:13,363 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_out [2023-04-02 08:38:13,364 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2023-04-02 08:38:13,364 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2023-04-02 08:38:13,364 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2023-04-02 08:38:13,364 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2023-04-02 08:38:13,364 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2023-04-02 08:38:13,364 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2023-04-02 08:38:13,364 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-04-02 08:38:13,364 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2023-04-02 08:38:13,364 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2023-04-02 08:38:13,364 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2023-04-02 08:38:13,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal_64bits [2023-04-02 08:38:13,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_probe_resp [2023-04-02 08:38:13,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_beacon [2023-04-02 08:38:13,365 INFO L138 BoogieDeclarations]: Found implementation of procedure set_wiphy_dev [2023-04-02 08:38:13,365 INFO L138 BoogieDeclarations]: Found implementation of procedure wiphy_name [2023-04-02 08:38:13,365 INFO L138 BoogieDeclarations]: Found implementation of procedure IEEE80211_SKB_CB [2023-04-02 08:38:13,365 INFO L138 BoogieDeclarations]: Found implementation of procedure IEEE80211_SKB_RXCB [2023-04-02 08:38:13,365 INFO L138 BoogieDeclarations]: Found implementation of procedure SET_IEEE80211_DEV [2023-04-02 08:38:13,365 INFO L138 BoogieDeclarations]: Found implementation of procedure SET_IEEE80211_PERM_ADDR [2023-04-02 08:38:13,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_get_tx_rate [2023-04-02 08:38:13,365 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_is_intersil [2023-04-02 08:38:13,366 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_is_503rfmd [2023-04-02 08:38:13,366 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_is_505a [2023-04-02 08:38:13,366 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_load_int_fw_block [2023-04-02 08:38:13,367 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_dfu_get_status [2023-04-02 08:38:13,367 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_dfu_get_state [2023-04-02 08:38:13,367 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_get_timeout [2023-04-02 08:38:13,367 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_usbdfu_download [2023-04-02 08:38:13,367 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_ledtrig_tx_timerfunc [2023-04-02 08:38:13,367 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_ledtrig_tx_activity [2023-04-02 08:38:13,368 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_remap [2023-04-02 08:38:13,368 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_get_op_mode [2023-04-02 08:38:13,368 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_load_ext_fw_block [2023-04-02 08:38:13,368 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_get_hw_cfg [2023-04-02 08:38:13,368 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_get_hw_cfg_intersil [2023-04-02 08:38:13,368 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_get_hw_config [2023-04-02 08:38:13,368 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_get_reg_domain [2023-04-02 08:38:13,368 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_get_mib [2023-04-02 08:38:13,368 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_get_cmd_status [2023-04-02 08:38:13,368 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_get_cmd_string [2023-04-02 08:38:13,368 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_set_card_command [2023-04-02 08:38:13,369 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_get_cmd_status_string [2023-04-02 08:38:13,369 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_wait_completion [2023-04-02 08:38:13,369 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_set_mib [2023-04-02 08:38:13,369 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_set_radio [2023-04-02 08:38:13,369 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_set_pm_mode [2023-04-02 08:38:13,369 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_set_preamble [2023-04-02 08:38:13,369 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_set_frag [2023-04-02 08:38:13,369 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_set_rts [2023-04-02 08:38:13,370 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_set_autorate_fallback [2023-04-02 08:38:13,370 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_dump_mib_mac_addr [2023-04-02 08:38:13,370 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_dump_mib_mac_wep [2023-04-02 08:38:13,370 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_dump_mib_mac_mgmt [2023-04-02 08:38:13,370 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_dump_mib_mac [2023-04-02 08:38:13,370 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_dump_mib_phy [2023-04-02 08:38:13,370 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_dump_mib_local [2023-04-02 08:38:13,371 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_dump_mib_mdomain [2023-04-02 08:38:13,371 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_start_monitor [2023-04-02 08:38:13,371 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_calc_padding [2023-04-02 08:38:13,371 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_rx_callback [2023-04-02 08:38:13,371 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_submit_rx_urb [2023-04-02 08:38:13,371 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_load_external_fw [2023-04-02 08:38:13,372 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_load_internal_fw [2023-04-02 08:38:13,372 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_startup_device [2023-04-02 08:38:13,372 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_work_set_promisc [2023-04-02 08:38:13,372 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_work_submit_rx [2023-04-02 08:38:13,372 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_guess_freq [2023-04-02 08:38:13,372 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_rx_tasklet [2023-04-02 08:38:13,372 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_load_firmware [2023-04-02 08:38:13,372 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_join [2023-04-02 08:38:13,372 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_work_join_bssid [2023-04-02 08:38:13,372 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_mac80211_tx_callback [2023-04-02 08:38:13,373 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_mac80211_tx [2023-04-02 08:38:13,373 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_mac80211_start [2023-04-02 08:38:13,373 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_mac80211_stop [2023-04-02 08:38:13,373 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_add_interface [2023-04-02 08:38:13,373 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_remove_interface [2023-04-02 08:38:13,373 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_dwork_hw_scan [2023-04-02 08:38:13,373 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_hw_scan [2023-04-02 08:38:13,373 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_config [2023-04-02 08:38:13,374 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_bss_info_changed [2023-04-02 08:38:13,374 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_configure_filter [2023-04-02 08:38:13,374 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_set_wep [2023-04-02 08:38:13,374 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_set_key [2023-04-02 08:38:13,374 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_alloc_new_device [2023-04-02 08:38:13,374 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_alloc_urbs [2023-04-02 08:38:13,374 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_init_new_device [2023-04-02 08:38:13,374 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_delete_device [2023-04-02 08:38:13,374 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_probe [2023-04-02 08:38:13,374 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_disconnect [2023-04-02 08:38:13,375 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_mod_init [2023-04-02 08:38:13,375 INFO L138 BoogieDeclarations]: Found implementation of procedure at76_mod_exit [2023-04-02 08:38:13,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_1 [2023-04-02 08:38:13,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_ieee80211_ops_2 [2023-04-02 08:38:13,376 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-02 08:38:13,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_5 [2023-04-02 08:38:13,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_6 [2023-04-02 08:38:13,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_7 [2023-04-02 08:38:13,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_8 [2023-04-02 08:38:13,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_11 [2023-04-02 08:38:13,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb_12 [2023-04-02 08:38:13,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_13 [2023-04-02 08:38:13,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_14 [2023-04-02 08:38:13,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_15 [2023-04-02 08:38:13,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_init [2023-04-02 08:38:13,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2023-04-02 08:38:13,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2023-04-02 08:38:13,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_contains [2023-04-02 08:38:13,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_is_empty [2023-04-02 08:38:13,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-04-02 08:38:13,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2023-04-02 08:38:13,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2023-04-02 08:38:13,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2023-04-02 08:38:13,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2023-04-02 08:38:13,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2023-04-02 08:38:13,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2023-04-02 08:38:13,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2023-04-02 08:38:13,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb [2023-04-02 08:38:13,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb [2023-04-02 08:38:13,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_current [2023-04-02 08:38:13,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-04-02 08:38:13,386 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_any [2023-04-02 08:38:13,386 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2023-04-02 08:38:13,386 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2023-04-02 08:38:13,386 INFO L138 BoogieDeclarations]: Found implementation of procedure __tasklet_schedule [2023-04-02 08:38:13,386 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-04-02 08:38:13,386 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work [2023-04-02 08:38:13,386 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2023-04-02 08:38:13,387 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_find_ie [2023-04-02 08:38:13,387 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2023-04-02 08:38:13,387 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-04-02 08:38:13,387 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_printk [2023-04-02 08:38:13,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_alloc_hw [2023-04-02 08:38:13,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_channel_to_frequency [2023-04-02 08:38:13,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_free_hw [2023-04-02 08:38:13,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_queue_delayed_work [2023-04-02 08:38:13,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_queue_work [2023-04-02 08:38:13,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_register_hw [2023-04-02 08:38:13,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_rx_irqsafe [2023-04-02 08:38:13,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_scan_completed [2023-04-02 08:38:13,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_stop_queues [2023-04-02 08:38:13,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_tx_status_irqsafe [2023-04-02 08:38:13,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_unregister_hw [2023-04-02 08:38:13,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_wake_queues [2023-04-02 08:38:13,387 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2023-04-02 08:38:13,387 INFO L138 BoogieDeclarations]: Found implementation of procedure led_trigger_event [2023-04-02 08:38:13,388 INFO L138 BoogieDeclarations]: Found implementation of procedure led_trigger_register_simple [2023-04-02 08:38:13,388 INFO L138 BoogieDeclarations]: Found implementation of procedure led_trigger_unregister_simple [2023-04-02 08:38:13,388 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2023-04-02 08:38:13,388 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-04-02 08:38:13,388 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2023-04-02 08:38:13,388 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-04-02 08:38:13,388 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-04-02 08:38:13,388 INFO L138 BoogieDeclarations]: Found implementation of procedure print_hex_dump [2023-04-02 08:38:13,388 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-04-02 08:38:13,388 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2023-04-02 08:38:13,388 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2023-04-02 08:38:13,388 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2023-04-02 08:38:13,388 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2023-04-02 08:38:13,388 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2023-04-02 08:38:13,388 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-04-02 08:38:13,388 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_trim [2023-04-02 08:38:13,389 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2023-04-02 08:38:13,389 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2023-04-02 08:38:13,389 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2023-04-02 08:38:13,389 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2023-04-02 08:38:13,389 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2023-04-02 08:38:13,389 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2023-04-02 08:38:13,389 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_dev [2023-04-02 08:38:13,389 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2023-04-02 08:38:13,389 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_dev [2023-04-02 08:38:13,389 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2023-04-02 08:38:13,389 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_reset_device [2023-04-02 08:38:13,389 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2023-04-02 08:38:13,389 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-04-02 08:38:13,389 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-04-02 08:38:13,390 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-04-02 08:38:13,390 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-04-02 08:38:13,390 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-04-02 08:38:13,390 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-02 08:38:13,390 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-02 08:38:13,390 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2023-04-02 08:38:13,390 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2023-04-02 08:38:13,390 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-02 08:38:13,390 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-02 08:38:13,390 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-04-02 08:38:13,390 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-04-02 08:38:13,390 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-04-02 08:38:13,390 INFO L130 BoogieDeclarations]: Found specification of procedure print_hex_dump [2023-04-02 08:38:13,390 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2023-04-02 08:38:13,390 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-04-02 08:38:13,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-02 08:38:13,390 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-04-02 08:38:13,391 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2023-04-02 08:38:13,391 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2023-04-02 08:38:13,391 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2023-04-02 08:38:13,391 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2023-04-02 08:38:13,391 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-04-02 08:38:13,391 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-04-02 08:38:13,391 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2023-04-02 08:38:13,391 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2023-04-02 08:38:13,391 INFO L130 BoogieDeclarations]: Found specification of procedure timer_pending [2023-04-02 08:38:13,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-02 08:38:13,391 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-04-02 08:38:13,391 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2023-04-02 08:38:13,391 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2023-04-02 08:38:13,391 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2023-04-02 08:38:13,391 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2023-04-02 08:38:13,391 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work [2023-04-02 08:38:13,391 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-04-02 08:38:13,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-04-02 08:38:13,392 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2023-04-02 08:38:13,392 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2023-04-02 08:38:13,392 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-04-02 08:38:13,392 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2023-04-02 08:38:13,392 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2023-04-02 08:38:13,392 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2023-04-02 08:38:13,392 INFO L130 BoogieDeclarations]: Found specification of procedure dev_printk [2023-04-02 08:38:13,392 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-04-02 08:38:13,392 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-04-02 08:38:13,392 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2023-04-02 08:38:13,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_6 [2023-04-02 08:38:13,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_7 [2023-04-02 08:38:13,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_8 [2023-04-02 08:38:13,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_11 [2023-04-02 08:38:13,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_13 [2023-04-02 08:38:13,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_5 [2023-04-02 08:38:13,397 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_nonlinear [2023-04-02 08:38:13,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-02 08:38:13,397 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-04-02 08:38:13,397 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2023-04-02 08:38:13,397 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2023-04-02 08:38:13,397 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2023-04-02 08:38:13,397 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tailroom [2023-04-02 08:38:13,397 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2023-04-02 08:38:13,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb_12 [2023-04-02 08:38:13,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2023-04-02 08:38:13,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2023-04-02 08:38:13,398 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-02 08:38:13,398 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2023-04-02 08:38:13,398 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-02 08:38:13,398 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2023-04-02 08:38:13,398 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2023-04-02 08:38:13,398 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2023-04-02 08:38:13,398 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-04-02 08:38:13,398 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-02 08:38:13,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-04-02 08:38:13,398 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-04-02 08:38:13,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-04-02 08:38:13,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2023-04-02 08:38:13,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-04-02 08:38:13,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-04-02 08:38:13,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2023-04-02 08:38:13,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_1 [2023-04-02 08:38:13,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_ieee80211_ops_2 [2023-04-02 08:38:13,398 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2023-04-02 08:38:13,399 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_out [2023-04-02 08:38:13,399 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2023-04-02 08:38:13,399 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_in [2023-04-02 08:38:13,399 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_out [2023-04-02 08:38:13,399 INFO L130 BoogieDeclarations]: Found specification of procedure __tasklet_schedule [2023-04-02 08:38:13,399 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2023-04-02 08:38:13,399 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2023-04-02 08:38:13,399 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2023-04-02 08:38:13,399 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2023-04-02 08:38:13,399 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2023-04-02 08:38:13,399 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2023-04-02 08:38:13,399 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_dev [2023-04-02 08:38:13,399 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_dev [2023-04-02 08:38:13,399 INFO L130 BoogieDeclarations]: Found specification of procedure usb_reset_device [2023-04-02 08:38:13,399 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2023-04-02 08:38:13,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_14 [2023-04-02 08:38:13,399 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2023-04-02 08:38:13,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_15 [2023-04-02 08:38:13,400 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2023-04-02 08:38:13,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-02 08:38:13,400 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2023-04-02 08:38:13,400 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2023-04-02 08:38:13,400 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2023-04-02 08:38:13,400 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2023-04-02 08:38:13,400 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2023-04-02 08:38:13,400 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2023-04-02 08:38:13,400 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_any [2023-04-02 08:38:13,400 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-04-02 08:38:13,400 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2023-04-02 08:38:13,400 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2023-04-02 08:38:13,400 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2023-04-02 08:38:13,400 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal_64bits [2023-04-02 08:38:13,400 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2023-04-02 08:38:13,400 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2023-04-02 08:38:13,401 INFO L130 BoogieDeclarations]: Found specification of procedure led_trigger_register_simple [2023-04-02 08:38:13,401 INFO L130 BoogieDeclarations]: Found specification of procedure led_trigger_unregister_simple [2023-04-02 08:38:13,401 INFO L130 BoogieDeclarations]: Found specification of procedure led_trigger_event [2023-04-02 08:38:13,401 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_probe_resp [2023-04-02 08:38:13,401 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_beacon [2023-04-02 08:38:13,401 INFO L130 BoogieDeclarations]: Found specification of procedure set_wiphy_dev [2023-04-02 08:38:13,401 INFO L130 BoogieDeclarations]: Found specification of procedure wiphy_name [2023-04-02 08:38:13,401 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_channel_to_frequency [2023-04-02 08:38:13,401 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_find_ie [2023-04-02 08:38:13,401 INFO L130 BoogieDeclarations]: Found specification of procedure IEEE80211_SKB_CB [2023-04-02 08:38:13,401 INFO L130 BoogieDeclarations]: Found specification of procedure IEEE80211_SKB_RXCB [2023-04-02 08:38:13,401 INFO L130 BoogieDeclarations]: Found specification of procedure SET_IEEE80211_DEV [2023-04-02 08:38:13,401 INFO L130 BoogieDeclarations]: Found specification of procedure SET_IEEE80211_PERM_ADDR [2023-04-02 08:38:13,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-04-02 08:38:13,401 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_get_tx_rate [2023-04-02 08:38:13,401 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_alloc_hw [2023-04-02 08:38:13,401 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_register_hw [2023-04-02 08:38:13,402 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_unregister_hw [2023-04-02 08:38:13,402 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_free_hw [2023-04-02 08:38:13,402 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_rx_irqsafe [2023-04-02 08:38:13,402 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_tx_status_irqsafe [2023-04-02 08:38:13,402 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_stop_queues [2023-04-02 08:38:13,402 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_wake_queues [2023-04-02 08:38:13,402 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_scan_completed [2023-04-02 08:38:13,402 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_queue_work [2023-04-02 08:38:13,402 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_queue_delayed_work [2023-04-02 08:38:13,402 INFO L130 BoogieDeclarations]: Found specification of procedure at76_is_intersil [2023-04-02 08:38:13,403 INFO L130 BoogieDeclarations]: Found specification of procedure at76_is_503rfmd [2023-04-02 08:38:13,403 INFO L130 BoogieDeclarations]: Found specification of procedure at76_is_505a [2023-04-02 08:38:13,403 INFO L130 BoogieDeclarations]: Found specification of procedure at76_load_int_fw_block [2023-04-02 08:38:13,403 INFO L130 BoogieDeclarations]: Found specification of procedure at76_dfu_get_status [2023-04-02 08:38:13,403 INFO L130 BoogieDeclarations]: Found specification of procedure at76_dfu_get_state [2023-04-02 08:38:13,403 INFO L130 BoogieDeclarations]: Found specification of procedure at76_get_timeout [2023-04-02 08:38:13,403 INFO L130 BoogieDeclarations]: Found specification of procedure at76_usbdfu_download [2023-04-02 08:38:13,403 INFO L130 BoogieDeclarations]: Found specification of procedure at76_ledtrig_tx_timerfunc [2023-04-02 08:38:13,403 INFO L130 BoogieDeclarations]: Found specification of procedure at76_ledtrig_tx_activity [2023-04-02 08:38:13,403 INFO L130 BoogieDeclarations]: Found specification of procedure at76_remap [2023-04-02 08:38:13,403 INFO L130 BoogieDeclarations]: Found specification of procedure at76_get_op_mode [2023-04-02 08:38:13,403 INFO L130 BoogieDeclarations]: Found specification of procedure at76_load_ext_fw_block [2023-04-02 08:38:13,403 INFO L130 BoogieDeclarations]: Found specification of procedure at76_get_hw_cfg [2023-04-02 08:38:13,403 INFO L130 BoogieDeclarations]: Found specification of procedure at76_get_hw_cfg_intersil [2023-04-02 08:38:13,403 INFO L130 BoogieDeclarations]: Found specification of procedure at76_get_hw_config [2023-04-02 08:38:13,403 INFO L130 BoogieDeclarations]: Found specification of procedure at76_get_reg_domain [2023-04-02 08:38:13,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-04-02 08:38:13,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-02 08:38:13,404 INFO L130 BoogieDeclarations]: Found specification of procedure at76_get_mib [2023-04-02 08:38:13,404 INFO L130 BoogieDeclarations]: Found specification of procedure at76_get_cmd_status [2023-04-02 08:38:13,404 INFO L130 BoogieDeclarations]: Found specification of procedure at76_get_cmd_string [2023-04-02 08:38:13,404 INFO L130 BoogieDeclarations]: Found specification of procedure at76_set_card_command [2023-04-02 08:38:13,404 INFO L130 BoogieDeclarations]: Found specification of procedure at76_get_cmd_status_string [2023-04-02 08:38:13,404 INFO L130 BoogieDeclarations]: Found specification of procedure at76_wait_completion [2023-04-02 08:38:13,404 INFO L130 BoogieDeclarations]: Found specification of procedure at76_set_mib [2023-04-02 08:38:13,404 INFO L130 BoogieDeclarations]: Found specification of procedure at76_set_radio [2023-04-02 08:38:13,404 INFO L130 BoogieDeclarations]: Found specification of procedure at76_set_pm_mode [2023-04-02 08:38:13,404 INFO L130 BoogieDeclarations]: Found specification of procedure at76_set_preamble [2023-04-02 08:38:13,404 INFO L130 BoogieDeclarations]: Found specification of procedure at76_set_frag [2023-04-02 08:38:13,404 INFO L130 BoogieDeclarations]: Found specification of procedure at76_set_rts [2023-04-02 08:38:13,404 INFO L130 BoogieDeclarations]: Found specification of procedure at76_set_autorate_fallback [2023-04-02 08:38:13,404 INFO L130 BoogieDeclarations]: Found specification of procedure at76_dump_mib_mac_addr [2023-04-02 08:38:13,404 INFO L130 BoogieDeclarations]: Found specification of procedure at76_dump_mib_mac_wep [2023-04-02 08:38:13,404 INFO L130 BoogieDeclarations]: Found specification of procedure at76_dump_mib_mac_mgmt [2023-04-02 08:38:13,405 INFO L130 BoogieDeclarations]: Found specification of procedure at76_dump_mib_mac [2023-04-02 08:38:13,405 INFO L130 BoogieDeclarations]: Found specification of procedure at76_dump_mib_phy [2023-04-02 08:38:13,405 INFO L130 BoogieDeclarations]: Found specification of procedure at76_dump_mib_local [2023-04-02 08:38:13,405 INFO L130 BoogieDeclarations]: Found specification of procedure at76_dump_mib_mdomain [2023-04-02 08:38:13,405 INFO L130 BoogieDeclarations]: Found specification of procedure at76_start_monitor [2023-04-02 08:38:13,405 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-04-02 08:38:13,405 INFO L130 BoogieDeclarations]: Found specification of procedure at76_calc_padding [2023-04-02 08:38:13,405 INFO L130 BoogieDeclarations]: Found specification of procedure at76_rx_callback [2023-04-02 08:38:13,405 INFO L130 BoogieDeclarations]: Found specification of procedure at76_submit_rx_urb [2023-04-02 08:38:13,405 INFO L130 BoogieDeclarations]: Found specification of procedure at76_load_external_fw [2023-04-02 08:38:13,405 INFO L130 BoogieDeclarations]: Found specification of procedure at76_load_internal_fw [2023-04-02 08:38:13,405 INFO L130 BoogieDeclarations]: Found specification of procedure at76_startup_device [2023-04-02 08:38:13,405 INFO L130 BoogieDeclarations]: Found specification of procedure at76_work_set_promisc [2023-04-02 08:38:13,405 INFO L130 BoogieDeclarations]: Found specification of procedure at76_work_submit_rx [2023-04-02 08:38:13,405 INFO L130 BoogieDeclarations]: Found specification of procedure at76_guess_freq [2023-04-02 08:38:13,405 INFO L130 BoogieDeclarations]: Found specification of procedure at76_rx_tasklet [2023-04-02 08:38:13,405 INFO L130 BoogieDeclarations]: Found specification of procedure at76_load_firmware [2023-04-02 08:38:13,405 INFO L130 BoogieDeclarations]: Found specification of procedure at76_join [2023-04-02 08:38:13,406 INFO L130 BoogieDeclarations]: Found specification of procedure at76_work_join_bssid [2023-04-02 08:38:13,406 INFO L130 BoogieDeclarations]: Found specification of procedure at76_mac80211_tx_callback [2023-04-02 08:38:13,406 INFO L130 BoogieDeclarations]: Found specification of procedure at76_mac80211_tx [2023-04-02 08:38:13,406 INFO L130 BoogieDeclarations]: Found specification of procedure at76_mac80211_start [2023-04-02 08:38:13,406 INFO L130 BoogieDeclarations]: Found specification of procedure at76_mac80211_stop [2023-04-02 08:38:13,406 INFO L130 BoogieDeclarations]: Found specification of procedure at76_add_interface [2023-04-02 08:38:13,406 INFO L130 BoogieDeclarations]: Found specification of procedure at76_remove_interface [2023-04-02 08:38:13,406 INFO L130 BoogieDeclarations]: Found specification of procedure at76_dwork_hw_scan [2023-04-02 08:38:13,406 INFO L130 BoogieDeclarations]: Found specification of procedure at76_hw_scan [2023-04-02 08:38:13,406 INFO L130 BoogieDeclarations]: Found specification of procedure at76_config [2023-04-02 08:38:13,406 INFO L130 BoogieDeclarations]: Found specification of procedure at76_bss_info_changed [2023-04-02 08:38:13,406 INFO L130 BoogieDeclarations]: Found specification of procedure at76_configure_filter [2023-04-02 08:38:13,406 INFO L130 BoogieDeclarations]: Found specification of procedure at76_set_wep [2023-04-02 08:38:13,406 INFO L130 BoogieDeclarations]: Found specification of procedure at76_set_key [2023-04-02 08:38:13,406 INFO L130 BoogieDeclarations]: Found specification of procedure at76_alloc_new_device [2023-04-02 08:38:13,406 INFO L130 BoogieDeclarations]: Found specification of procedure at76_alloc_urbs [2023-04-02 08:38:13,406 INFO L130 BoogieDeclarations]: Found specification of procedure at76_init_new_device [2023-04-02 08:38:13,406 INFO L130 BoogieDeclarations]: Found specification of procedure at76_delete_device [2023-04-02 08:38:13,406 INFO L130 BoogieDeclarations]: Found specification of procedure at76_probe [2023-04-02 08:38:13,407 INFO L130 BoogieDeclarations]: Found specification of procedure at76_disconnect [2023-04-02 08:38:13,407 INFO L130 BoogieDeclarations]: Found specification of procedure at76_mod_init [2023-04-02 08:38:13,407 INFO L130 BoogieDeclarations]: Found specification of procedure at76_mod_exit [2023-04-02 08:38:13,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2023-04-02 08:38:13,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-04-02 08:38:13,407 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-02 08:38:13,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_init [2023-04-02 08:38:13,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2023-04-02 08:38:13,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2023-04-02 08:38:13,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_contains [2023-04-02 08:38:13,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_is_empty [2023-04-02 08:38:13,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-04-02 08:38:13,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2023-04-02 08:38:13,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2023-04-02 08:38:13,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2023-04-02 08:38:13,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2023-04-02 08:38:13,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb [2023-04-02 08:38:13,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb [2023-04-02 08:38:13,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_current [2023-04-02 08:38:13,408 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2023-04-02 08:38:13,408 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2023-04-02 08:38:13,408 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-02 08:38:13,408 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-02 08:38:13,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-02 08:38:13,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-04-02 08:38:13,408 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-02 08:38:13,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-04-02 08:38:13,408 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-04-02 08:38:13,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-04-02 08:38:13,408 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-04-02 08:38:14,310 INFO L236 CfgBuilder]: Building ICFG [2023-04-02 08:38:14,318 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-02 08:38:14,627 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-04-02 08:38:24,982 INFO L277 CfgBuilder]: Performing block encoding [2023-04-02 08:38:25,007 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-02 08:38:25,008 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-04-02 08:38:25,013 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 08:38:25 BoogieIcfgContainer [2023-04-02 08:38:25,013 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-02 08:38:25,016 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-02 08:38:25,016 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-02 08:38:25,018 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-02 08:38:25,019 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.04 08:38:10" (1/3) ... [2023-04-02 08:38:25,019 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70a7a8a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 08:38:25, skipping insertion in model container [2023-04-02 08:38:25,019 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:38:12" (2/3) ... [2023-04-02 08:38:25,019 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70a7a8a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 08:38:25, skipping insertion in model container [2023-04-02 08:38:25,020 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 08:38:25" (3/3) ... [2023-04-02 08:38:25,021 INFO L112 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--at76c50x-usb.ko-entry_point.cil.out.i [2023-04-02 08:38:25,037 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-02 08:38:25,037 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-02 08:38:25,142 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-02 08:38:25,147 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@45bb9acf, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-04-02 08:38:25,147 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-02 08:38:25,159 INFO L276 IsEmpty]: Start isEmpty. Operand has 2306 states, 1546 states have (on average 1.3544631306597672) internal successors, (2094), 1570 states have internal predecessors, (2094), 565 states have call successors, (565), 179 states have call predecessors, (565), 178 states have return successors, (560), 559 states have call predecessors, (560), 560 states have call successors, (560) [2023-04-02 08:38:25,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-04-02 08:38:25,182 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 08:38:25,183 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2023-04-02 08:38:25,184 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 08:38:25,188 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 08:38:25,189 INFO L85 PathProgramCache]: Analyzing trace with hash -748386906, now seen corresponding path program 1 times [2023-04-02 08:38:25,196 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 08:38:25,197 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [740868676] [2023-04-02 08:38:25,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 08:38:25,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 08:38:25,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:38:26,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:38:26,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:38:26,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 08:38:26,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:38:26,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 08:38:26,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:38:26,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 08:38:26,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:38:26,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-04-02 08:38:26,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:38:26,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-04-02 08:38:26,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:38:26,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-04-02 08:38:26,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:38:26,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2023-04-02 08:38:26,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:38:26,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2023-04-02 08:38:26,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:38:26,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 08:38:26,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:38:26,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:38:26,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:38:26,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-04-02 08:38:26,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:38:26,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-04-02 08:38:26,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:38:26,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-04-02 08:38:26,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:38:26,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:38:26,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:38:26,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 08:38:26,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:38:26,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:38:26,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:38:26,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-04-02 08:38:26,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:38:26,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-04-02 08:38:26,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:38:27,002 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2023-04-02 08:38:27,003 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 08:38:27,003 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [740868676] [2023-04-02 08:38:27,003 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [740868676] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 08:38:27,004 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 08:38:27,004 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-04-02 08:38:27,005 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [387991019] [2023-04-02 08:38:27,006 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 08:38:27,011 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-04-02 08:38:27,011 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 08:38:27,045 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-04-02 08:38:27,046 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-04-02 08:38:27,052 INFO L87 Difference]: Start difference. First operand has 2306 states, 1546 states have (on average 1.3544631306597672) internal successors, (2094), 1570 states have internal predecessors, (2094), 565 states have call successors, (565), 179 states have call predecessors, (565), 178 states have return successors, (560), 559 states have call predecessors, (560), 560 states have call successors, (560) Second operand has 8 states, 8 states have (on average 6.25) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (22), 7 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 3 states have call successors, (19) [2023-04-02 08:38:53,685 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:38:55,704 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:38:57,709 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:38:59,716 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:39:01,797 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:39:04,624 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:39:06,636 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:39:12,709 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:39:14,715 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:39:16,722 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:39:18,729 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:39:20,735 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:39:22,799 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:39:24,808 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:39:26,814 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:39:33,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 08:39:33,231 INFO L93 Difference]: Finished difference Result 7906 states and 12032 transitions. [2023-04-02 08:39:33,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2023-04-02 08:39:33,233 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.25) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (22), 7 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 3 states have call successors, (19) Word has length 115 [2023-04-02 08:39:33,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 08:39:33,294 INFO L225 Difference]: With dead ends: 7906 [2023-04-02 08:39:33,294 INFO L226 Difference]: Without dead ends: 5785 [2023-04-02 08:39:33,315 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 139 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=192, Invalid=458, Unknown=0, NotChecked=0, Total=650 [2023-04-02 08:39:33,318 INFO L413 NwaCegarLoop]: 191 mSDtfsCounter, 10972 mSDsluCounter, 774 mSDsCounter, 0 mSdLazyCounter, 10738 mSolverCounterSat, 6517 mSolverCounterUnsat, 15 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 60.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11167 SdHoareTripleChecker+Valid, 965 SdHoareTripleChecker+Invalid, 17270 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6517 IncrementalHoareTripleChecker+Valid, 10738 IncrementalHoareTripleChecker+Invalid, 15 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 63.2s IncrementalHoareTripleChecker+Time [2023-04-02 08:39:33,319 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11167 Valid, 965 Invalid, 17270 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6517 Valid, 10738 Invalid, 15 Unknown, 0 Unchecked, 63.2s Time] [2023-04-02 08:39:33,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5785 states. [2023-04-02 08:39:34,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5785 to 4046. [2023-04-02 08:39:34,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4046 states, 2735 states have (on average 1.3546617915904935) internal successors, (3705), 2771 states have internal predecessors, (3705), 997 states have call successors, (997), 316 states have call predecessors, (997), 313 states have return successors, (994), 992 states have call predecessors, (994), 994 states have call successors, (994) [2023-04-02 08:39:34,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4046 states to 4046 states and 5696 transitions. [2023-04-02 08:39:34,407 INFO L78 Accepts]: Start accepts. Automaton has 4046 states and 5696 transitions. Word has length 115 [2023-04-02 08:39:34,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 08:39:34,408 INFO L495 AbstractCegarLoop]: Abstraction has 4046 states and 5696 transitions. [2023-04-02 08:39:34,409 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.25) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (22), 7 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 3 states have call successors, (19) [2023-04-02 08:39:34,409 INFO L276 IsEmpty]: Start isEmpty. Operand 4046 states and 5696 transitions. [2023-04-02 08:39:34,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-04-02 08:39:34,420 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 08:39:34,421 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2023-04-02 08:39:34,421 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-02 08:39:34,421 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 08:39:34,422 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 08:39:34,422 INFO L85 PathProgramCache]: Analyzing trace with hash 1715333478, now seen corresponding path program 1 times [2023-04-02 08:39:34,422 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 08:39:34,424 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [927800964] [2023-04-02 08:39:34,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 08:39:34,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 08:39:34,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:39:35,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:39:35,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:39:35,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 08:39:35,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:39:35,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 08:39:35,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:39:35,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 08:39:35,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:39:35,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-04-02 08:39:35,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:39:35,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-04-02 08:39:35,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:39:35,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-04-02 08:39:35,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:39:35,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2023-04-02 08:39:35,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:39:35,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2023-04-02 08:39:35,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:39:35,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 08:39:35,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:39:35,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:39:35,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:39:35,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-04-02 08:39:35,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:39:35,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-04-02 08:39:35,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:39:35,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-04-02 08:39:35,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:39:35,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:39:35,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:39:35,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 08:39:35,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:39:35,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-04-02 08:39:35,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:39:35,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:39:35,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:39:36,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 08:39:36,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:39:36,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:39:36,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:39:36,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-04-02 08:39:36,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:39:36,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-04-02 08:39:36,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:39:36,090 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2023-04-02 08:39:36,090 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 08:39:36,090 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [927800964] [2023-04-02 08:39:36,090 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [927800964] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 08:39:36,091 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 08:39:36,091 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-04-02 08:39:36,091 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [372273916] [2023-04-02 08:39:36,091 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 08:39:36,092 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-04-02 08:39:36,092 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 08:39:36,093 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-04-02 08:39:36,093 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2023-04-02 08:39:36,094 INFO L87 Difference]: Start difference. First operand 4046 states and 5696 transitions. Second operand has 12 states, 12 states have (on average 4.916666666666667) internal successors, (59), 5 states have internal predecessors, (59), 4 states have call successors, (25), 9 states have call predecessors, (25), 3 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2023-04-02 08:40:11,665 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:40:13,673 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:40:15,679 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:40:17,683 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:40:19,687 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:40:21,696 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:40:23,706 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:40:25,712 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:40:27,718 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:40:29,813 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:40:31,819 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:40:33,825 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:40:35,835 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:40:37,158 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:40:39,171 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:40:41,178 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:40:43,192 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:40:45,200 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:40:47,475 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:40:49,482 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:40:51,487 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:40:53,492 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:40:55,498 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:40:57,505 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:40:59,510 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:41:01,515 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:41:03,520 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:41:05,527 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:41:07,607 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:41:09,615 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:41:11,622 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:41:13,632 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:41:15,642 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:41:17,657 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:41:19,667 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:41:21,673 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:41:33,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 08:41:33,520 INFO L93 Difference]: Finished difference Result 15167 states and 22272 transitions. [2023-04-02 08:41:33,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2023-04-02 08:41:33,521 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 4.916666666666667) internal successors, (59), 5 states have internal predecessors, (59), 4 states have call successors, (25), 9 states have call predecessors, (25), 3 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 133 [2023-04-02 08:41:33,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 08:41:33,587 INFO L225 Difference]: With dead ends: 15167 [2023-04-02 08:41:33,588 INFO L226 Difference]: Without dead ends: 11114 [2023-04-02 08:41:33,604 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 163 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=251, Invalid=619, Unknown=0, NotChecked=0, Total=870 [2023-04-02 08:41:33,605 INFO L413 NwaCegarLoop]: 480 mSDtfsCounter, 12251 mSDsluCounter, 2484 mSDsCounter, 0 mSdLazyCounter, 24168 mSolverCounterSat, 7633 mSolverCounterUnsat, 35 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 108.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12683 SdHoareTripleChecker+Valid, 2964 SdHoareTripleChecker+Invalid, 31836 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 7633 IncrementalHoareTripleChecker+Valid, 24168 IncrementalHoareTripleChecker+Invalid, 35 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 112.1s IncrementalHoareTripleChecker+Time [2023-04-02 08:41:33,605 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12683 Valid, 2964 Invalid, 31836 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [7633 Valid, 24168 Invalid, 35 Unknown, 0 Unchecked, 112.1s Time] [2023-04-02 08:41:33,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11114 states. [2023-04-02 08:41:35,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11114 to 8189. [2023-04-02 08:41:35,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8189 states, 5536 states have (on average 1.3547687861271676) internal successors, (7500), 5618 states have internal predecessors, (7500), 2009 states have call successors, (2009), 620 states have call predecessors, (2009), 643 states have return successors, (2054), 2020 states have call predecessors, (2054), 2006 states have call successors, (2054) [2023-04-02 08:41:35,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8189 states to 8189 states and 11563 transitions. [2023-04-02 08:41:35,932 INFO L78 Accepts]: Start accepts. Automaton has 8189 states and 11563 transitions. Word has length 133 [2023-04-02 08:41:35,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 08:41:35,932 INFO L495 AbstractCegarLoop]: Abstraction has 8189 states and 11563 transitions. [2023-04-02 08:41:35,933 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 4.916666666666667) internal successors, (59), 5 states have internal predecessors, (59), 4 states have call successors, (25), 9 states have call predecessors, (25), 3 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2023-04-02 08:41:35,933 INFO L276 IsEmpty]: Start isEmpty. Operand 8189 states and 11563 transitions. [2023-04-02 08:41:35,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2023-04-02 08:41:35,947 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 08:41:35,947 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 2, 2, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 08:41:35,947 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-02 08:41:35,948 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 08:41:35,948 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 08:41:35,948 INFO L85 PathProgramCache]: Analyzing trace with hash 2097017249, now seen corresponding path program 1 times [2023-04-02 08:41:35,948 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 08:41:35,948 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [423373924] [2023-04-02 08:41:35,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 08:41:35,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 08:41:36,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:36,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:41:36,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:36,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 08:41:36,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:36,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 08:41:36,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:36,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 08:41:36,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:36,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-04-02 08:41:36,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:36,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-04-02 08:41:36,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:36,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-04-02 08:41:36,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:36,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2023-04-02 08:41:36,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:36,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2023-04-02 08:41:36,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:36,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 08:41:36,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:36,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:41:36,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:36,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-04-02 08:41:36,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:36,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-04-02 08:41:36,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:36,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-04-02 08:41:36,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:36,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-04-02 08:41:36,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:36,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 08:41:36,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:36,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-04-02 08:41:36,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:36,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:41:36,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:36,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:41:36,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:36,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-02 08:41:36,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:36,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-04-02 08:41:36,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:36,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-04-02 08:41:36,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:36,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-04-02 08:41:36,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:36,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2023-04-02 08:41:36,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:36,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:41:36,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:36,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 08:41:36,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:36,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-04-02 08:41:36,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:36,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:41:36,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:37,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 08:41:37,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:37,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:41:37,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:37,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-04-02 08:41:37,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:37,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2023-04-02 08:41:37,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:41:37,039 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2023-04-02 08:41:37,039 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 08:41:37,039 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [423373924] [2023-04-02 08:41:37,039 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [423373924] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 08:41:37,039 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 08:41:37,040 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-04-02 08:41:37,040 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2052879554] [2023-04-02 08:41:37,040 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 08:41:37,042 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-04-02 08:41:37,043 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 08:41:37,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-04-02 08:41:37,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2023-04-02 08:41:37,044 INFO L87 Difference]: Start difference. First operand 8189 states and 11563 transitions. Second operand has 11 states, 11 states have (on average 9.454545454545455) internal successors, (104), 3 states have internal predecessors, (104), 3 states have call successors, (35), 10 states have call predecessors, (35), 1 states have return successors, (32), 2 states have call predecessors, (32), 3 states have call successors, (32) [2023-04-02 08:41:57,175 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:41:59,180 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:42:01,191 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:42:03,195 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:42:05,203 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:42:07,208 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:42:09,222 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []