./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-rndis_wlan.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09db8076-2d24-4ec2-ac94-effe6cc1ce19/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09db8076-2d24-4ec2-ac94-effe6cc1ce19/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09db8076-2d24-4ec2-ac94-effe6cc1ce19/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09db8076-2d24-4ec2-ac94-effe6cc1ce19/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-rndis_wlan.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09db8076-2d24-4ec2-ac94-effe6cc1ce19/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09db8076-2d24-4ec2-ac94-effe6cc1ce19/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ed68d02e3340e974ceb85a32805324d7a9365cc739c1b33e4c9dbafc7a73800a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:32:27,846 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:32:27,976 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09db8076-2d24-4ec2-ac94-effe6cc1ce19/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-23 20:32:27,987 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:32:27,988 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:32:28,036 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:32:28,037 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:32:28,038 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:32:28,039 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:32:28,044 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:32:28,044 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:32:28,045 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:32:28,046 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:32:28,047 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 20:32:28,048 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:32:28,048 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:32:28,049 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 20:32:28,049 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 20:32:28,049 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:32:28,050 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 20:32:28,050 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 20:32:28,051 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 20:32:28,052 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:32:28,053 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:32:28,053 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:32:28,053 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:32:28,054 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:32:28,054 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:32:28,055 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:32:28,055 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:32:28,057 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:32:28,057 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:32:28,057 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:32:28,058 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:32:28,058 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:32:28,070 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:32:28,070 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:32:28,071 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:32:28,071 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 20:32:28,071 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:32:28,072 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:32:28,072 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:32:28,073 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:32:28,073 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:32:28,074 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09db8076-2d24-4ec2-ac94-effe6cc1ce19/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09db8076-2d24-4ec2-ac94-effe6cc1ce19/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ed68d02e3340e974ceb85a32805324d7a9365cc739c1b33e4c9dbafc7a73800a [2023-11-23 20:32:28,421 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:32:28,454 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:32:28,458 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:32:28,459 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:32:28,460 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:32:28,462 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09db8076-2d24-4ec2-ac94-effe6cc1ce19/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-rndis_wlan.cil.i [2023-11-23 20:32:31,964 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:32:32,911 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:32:32,912 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09db8076-2d24-4ec2-ac94-effe6cc1ce19/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-rndis_wlan.cil.i [2023-11-23 20:32:32,978 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09db8076-2d24-4ec2-ac94-effe6cc1ce19/bin/utaipan-verify-mE87zJ7Ire/data/2d88bfa4a/28875183d4514dceb08e3c2963ade3c0/FLAG5a905c398 [2023-11-23 20:32:32,996 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09db8076-2d24-4ec2-ac94-effe6cc1ce19/bin/utaipan-verify-mE87zJ7Ire/data/2d88bfa4a/28875183d4514dceb08e3c2963ade3c0 [2023-11-23 20:32:32,999 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:32:33,001 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:32:33,003 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:32:33,003 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:32:33,010 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:32:33,011 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:32:32" (1/1) ... [2023-11-23 20:32:33,012 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37d6173d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:33, skipping insertion in model container [2023-11-23 20:32:33,012 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:32:32" (1/1) ... [2023-11-23 20:32:33,377 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:32:37,500 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09db8076-2d24-4ec2-ac94-effe6cc1ce19/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-rndis_wlan.cil.i[491185,491198] [2023-11-23 20:32:37,505 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09db8076-2d24-4ec2-ac94-effe6cc1ce19/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-rndis_wlan.cil.i[491330,491343] [2023-11-23 20:32:37,528 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:32:37,605 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:32:37,845 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [6715] [2023-11-23 20:32:37,847 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [6722] [2023-11-23 20:32:37,855 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/net/cfg80211.h"), "i" (3014), "i" (12UL)); [6922-6923] [2023-11-23 20:32:38,269 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09db8076-2d24-4ec2-ac94-effe6cc1ce19/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-rndis_wlan.cil.i[491185,491198] [2023-11-23 20:32:38,270 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09db8076-2d24-4ec2-ac94-effe6cc1ce19/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-rndis_wlan.cil.i[491330,491343] [2023-11-23 20:32:38,278 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:32:38,584 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:32:38,591 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:32:38,592 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:38 WrapperNode [2023-11-23 20:32:38,593 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:32:38,594 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:32:38,594 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:32:38,594 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:32:38,602 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:38" (1/1) ... [2023-11-23 20:32:38,751 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:38" (1/1) ... [2023-11-23 20:32:39,073 INFO L138 Inliner]: procedures = 473, calls = 4888, calls flagged for inlining = 229, calls inlined = 199, statements flattened = 9500 [2023-11-23 20:32:39,073 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:32:39,074 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:32:39,074 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:32:39,075 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:32:39,085 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:38" (1/1) ... [2023-11-23 20:32:39,085 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:38" (1/1) ... [2023-11-23 20:32:39,141 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:38" (1/1) ... [2023-11-23 20:32:39,141 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:38" (1/1) ... [2023-11-23 20:32:39,307 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:38" (1/1) ... [2023-11-23 20:32:39,338 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:38" (1/1) ... [2023-11-23 20:32:39,486 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:38" (1/1) ... [2023-11-23 20:32:39,536 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:38" (1/1) ... [2023-11-23 20:32:39,596 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:32:39,597 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:32:39,598 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:32:39,598 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:32:39,599 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:38" (1/1) ... [2023-11-23 20:32:39,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:32:39,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09db8076-2d24-4ec2-ac94-effe6cc1ce19/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:32:39,630 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09db8076-2d24-4ec2-ac94-effe6cc1ce19/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 20:32:39,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09db8076-2d24-4ec2-ac94-effe6cc1ce19/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 20:32:39,677 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_reset [2023-11-23 20:32:39,678 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_reset [2023-11-23 20:32:39,678 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_frequency_to_channel [2023-11-23 20:32:39,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_frequency_to_channel [2023-11-23 20:32:39,678 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_stop [2023-11-23 20:32:39,678 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_stop [2023-11-23 20:32:39,679 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_set_config_parameter_str [2023-11-23 20:32:39,679 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_set_config_parameter_str [2023-11-23 20:32:39,679 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-23 20:32:39,679 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-23 20:32:39,679 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_inform_bss [2023-11-23 20:32:39,679 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_inform_bss [2023-11-23 20:32:39,680 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_pause_rx [2023-11-23 20:32:39,681 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_pause_rx [2023-11-23 20:32:39,681 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-23 20:32:39,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-23 20:32:39,681 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_tx_fixup [2023-11-23 20:32:39,681 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_tx_fixup [2023-11-23 20:32:39,682 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_bind [2023-11-23 20:32:39,683 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_bind [2023-11-23 20:32:39,683 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_set_multicast_list [2023-11-23 20:32:39,683 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_set_multicast_list [2023-11-23 20:32:39,683 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-11-23 20:32:39,684 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-11-23 20:32:39,684 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_purge_paused_rxq [2023-11-23 20:32:39,684 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_purge_paused_rxq [2023-11-23 20:32:39,684 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2023-11-23 20:32:39,685 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2023-11-23 20:32:39,685 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-23 20:32:39,685 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_unbind [2023-11-23 20:32:39,685 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_unbind [2023-11-23 20:32:39,685 INFO L130 BoogieDeclarations]: Found specification of procedure set_encr_mode [2023-11-23 20:32:39,685 INFO L138 BoogieDeclarations]: Found implementation of procedure set_encr_mode [2023-11-23 20:32:39,686 INFO L130 BoogieDeclarations]: Found specification of procedure get_rndis_wlan_priv [2023-11-23 20:32:39,686 INFO L138 BoogieDeclarations]: Found implementation of procedure get_rndis_wlan_priv [2023-11-23 20:32:39,686 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-23 20:32:39,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-23 20:32:39,686 INFO L130 BoogieDeclarations]: Found specification of procedure set_multicast_list [2023-11-23 20:32:39,686 INFO L138 BoogieDeclarations]: Found implementation of procedure set_multicast_list [2023-11-23 20:32:39,686 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-23 20:32:39,687 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-23 20:32:39,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-23 20:32:39,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-23 20:32:39,687 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:32:39,687 INFO L130 BoogieDeclarations]: Found specification of procedure set_infra_mode [2023-11-23 20:32:39,687 INFO L138 BoogieDeclarations]: Found implementation of procedure set_infra_mode [2023-11-23 20:32:39,688 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_command [2023-11-23 20:32:39,688 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_command [2023-11-23 20:32:39,688 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_scan_done [2023-11-23 20:32:39,688 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_scan_done [2023-11-23 20:32:39,688 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2023-11-23 20:32:39,688 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2023-11-23 20:32:39,689 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-23 20:32:39,689 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-23 20:32:39,689 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_fill_station_info [2023-11-23 20:32:39,690 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_fill_station_info [2023-11-23 20:32:39,690 INFO L130 BoogieDeclarations]: Found specification of procedure unknown_early_init [2023-11-23 20:32:39,691 INFO L138 BoogieDeclarations]: Found implementation of procedure unknown_early_init [2023-11-23 20:32:39,691 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-23 20:32:39,691 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-23 20:32:39,692 INFO L130 BoogieDeclarations]: Found specification of procedure disassociate [2023-11-23 20:32:39,692 INFO L138 BoogieDeclarations]: Found implementation of procedure disassociate [2023-11-23 20:32:39,692 INFO L130 BoogieDeclarations]: Found specification of procedure round_jiffies_relative [2023-11-23 20:32:39,692 INFO L138 BoogieDeclarations]: Found implementation of procedure round_jiffies_relative [2023-11-23 20:32:39,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-23 20:32:39,692 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_query_oid [2023-11-23 20:32:39,693 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_query_oid [2023-11-23 20:32:39,693 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_resume [2023-11-23 20:32:39,693 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_resume [2023-11-23 20:32:39,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-23 20:32:39,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-23 20:32:39,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-23 20:32:39,694 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_tx_timeout [2023-11-23 20:32:39,694 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_tx_timeout [2023-11-23 20:32:39,694 INFO L130 BoogieDeclarations]: Found specification of procedure wiphy_free [2023-11-23 20:32:39,694 INFO L138 BoogieDeclarations]: Found implementation of procedure wiphy_free [2023-11-23 20:32:39,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:32:39,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2023-11-23 20:32:39,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2023-11-23 20:32:39,695 INFO L130 BoogieDeclarations]: Found specification of procedure is_wpa_key [2023-11-23 20:32:39,696 INFO L138 BoogieDeclarations]: Found implementation of procedure is_wpa_key [2023-11-23 20:32:39,696 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-23 20:32:39,696 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-23 20:32:39,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-23 20:32:39,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-23 20:32:39,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-23 20:32:39,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-23 20:32:39,697 INFO L130 BoogieDeclarations]: Found specification of procedure wiphy_priv [2023-11-23 20:32:39,697 INFO L138 BoogieDeclarations]: Found implementation of procedure wiphy_priv [2023-11-23 20:32:39,697 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_check_bssid_list [2023-11-23 20:32:39,697 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_check_bssid_list [2023-11-23 20:32:39,698 INFO L130 BoogieDeclarations]: Found specification of procedure __toupper [2023-11-23 20:32:39,698 INFO L138 BoogieDeclarations]: Found implementation of procedure __toupper [2023-11-23 20:32:39,698 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:32:39,698 INFO L130 BoogieDeclarations]: Found specification of procedure bcm4320b_early_init [2023-11-23 20:32:39,698 INFO L138 BoogieDeclarations]: Found implementation of procedure bcm4320b_early_init [2023-11-23 20:32:39,698 INFO L130 BoogieDeclarations]: Found specification of procedure set_channel [2023-11-23 20:32:39,698 INFO L138 BoogieDeclarations]: Found implementation of procedure set_channel [2023-11-23 20:32:39,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-23 20:32:39,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-23 20:32:39,699 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_status [2023-11-23 20:32:39,699 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_status [2023-11-23 20:32:39,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2023-11-23 20:32:39,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2023-11-23 20:32:39,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:32:39,700 INFO L130 BoogieDeclarations]: Found specification of procedure level_to_qual [2023-11-23 20:32:39,701 INFO L138 BoogieDeclarations]: Found implementation of procedure level_to_qual [2023-11-23 20:32:39,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-23 20:32:39,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-23 20:32:39,701 INFO L130 BoogieDeclarations]: Found specification of procedure set_essid [2023-11-23 20:32:39,701 INFO L138 BoogieDeclarations]: Found implementation of procedure set_essid [2023-11-23 20:32:39,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:32:39,702 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_put_bss [2023-11-23 20:32:39,702 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_put_bss [2023-11-23 20:32:39,702 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_start_bssid_list_scan [2023-11-23 20:32:39,703 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_start_bssid_list_scan [2023-11-23 20:32:39,703 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-23 20:32:39,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-23 20:32:39,703 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_open [2023-11-23 20:32:39,703 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_open [2023-11-23 20:32:39,704 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2023-11-23 20:32:39,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2023-11-23 20:32:39,704 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-11-23 20:32:39,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-11-23 20:32:39,704 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_copy_module_params [2023-11-23 20:32:39,704 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_copy_module_params [2023-11-23 20:32:39,705 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2023-11-23 20:32:39,705 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2023-11-23 20:32:39,705 INFO L130 BoogieDeclarations]: Found specification of procedure set_auth_mode [2023-11-23 20:32:39,706 INFO L138 BoogieDeclarations]: Found implementation of procedure set_auth_mode [2023-11-23 20:32:39,706 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2023-11-23 20:32:39,706 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2023-11-23 20:32:39,706 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-23 20:32:39,707 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-23 20:32:39,707 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:32:39,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:32:39,707 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-23 20:32:39,707 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-23 20:32:39,707 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2023-11-23 20:32:39,708 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2023-11-23 20:32:39,708 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-23 20:32:39,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-23 20:32:39,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-23 20:32:39,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-23 20:32:39,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_rndis_wlan_driver_exit_11_2 [2023-11-23 20:32:39,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_rndis_wlan_driver_exit_11_2 [2023-11-23 20:32:39,715 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2023-11-23 20:32:39,715 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2023-11-23 20:32:39,716 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_cipher_to_alg [2023-11-23 20:32:39,716 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_cipher_to_alg [2023-11-23 20:32:39,716 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-23 20:32:39,722 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-23 20:32:39,722 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_get_channel [2023-11-23 20:32:39,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_get_channel [2023-11-23 20:32:39,722 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2023-11-23 20:32:39,723 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2023-11-23 20:32:39,723 INFO L130 BoogieDeclarations]: Found specification of procedure add_wep_key [2023-11-23 20:32:39,723 INFO L138 BoogieDeclarations]: Found implementation of procedure add_wep_key [2023-11-23 20:32:39,723 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_stop [2023-11-23 20:32:39,723 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_stop [2023-11-23 20:32:39,723 INFO L130 BoogieDeclarations]: Found specification of procedure is_broadcast_ether_addr [2023-11-23 20:32:39,724 INFO L138 BoogieDeclarations]: Found implementation of procedure is_broadcast_ether_addr [2023-11-23 20:32:39,724 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-23 20:32:39,724 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-23 20:32:39,724 INFO L130 BoogieDeclarations]: Found specification of procedure set_bssid [2023-11-23 20:32:39,724 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bssid [2023-11-23 20:32:39,724 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 20:32:39,724 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 20:32:39,725 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2023-11-23 20:32:39,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2023-11-23 20:32:39,725 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:32:39,725 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-23 20:32:39,725 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-23 20:32:39,725 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bssid [2023-11-23 20:32:39,725 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bssid [2023-11-23 20:32:39,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:32:39,726 INFO L130 BoogieDeclarations]: Found specification of procedure set_device_pmkids [2023-11-23 20:32:39,726 INFO L138 BoogieDeclarations]: Found implementation of procedure set_device_pmkids [2023-11-23 20:32:39,726 INFO L130 BoogieDeclarations]: Found specification of procedure get_device_pmkids [2023-11-23 20:32:39,726 INFO L138 BoogieDeclarations]: Found implementation of procedure get_device_pmkids [2023-11-23 20:32:39,726 INFO L130 BoogieDeclarations]: Found specification of procedure netif_addr_unlock_bh [2023-11-23 20:32:39,726 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_addr_unlock_bh [2023-11-23 20:32:39,726 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2023-11-23 20:32:39,727 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2023-11-23 20:32:39,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 20:32:39,727 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2023-11-23 20:32:39,727 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2023-11-23 20:32:39,727 INFO L130 BoogieDeclarations]: Found specification of procedure next_bssid_list_item [2023-11-23 20:32:39,727 INFO L138 BoogieDeclarations]: Found implementation of procedure next_bssid_list_item [2023-11-23 20:32:39,727 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-23 20:32:39,728 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-23 20:32:39,728 INFO L130 BoogieDeclarations]: Found specification of procedure set_priv_filter [2023-11-23 20:32:39,728 INFO L138 BoogieDeclarations]: Found implementation of procedure set_priv_filter [2023-11-23 20:32:39,728 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-23 20:32:39,728 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-23 20:32:39,728 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-23 20:32:39,728 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-23 20:32:39,728 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_set_wiphy_params [2023-11-23 20:32:39,729 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_set_wiphy_params [2023-11-23 20:32:39,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-23 20:32:39,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-23 20:32:39,729 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2023-11-23 20:32:39,729 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2023-11-23 20:32:39,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_7_4 [2023-11-23 20:32:39,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_7_4 [2023-11-23 20:32:39,730 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2023-11-23 20:32:39,730 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2023-11-23 20:32:39,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-23 20:32:39,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-23 20:32:39,730 INFO L130 BoogieDeclarations]: Found specification of procedure oid_to_string [2023-11-23 20:32:39,730 INFO L138 BoogieDeclarations]: Found implementation of procedure oid_to_string [2023-11-23 20:32:39,730 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2023-11-23 20:32:39,730 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_disconnect [2023-11-23 20:32:39,731 INFO L130 BoogieDeclarations]: Found specification of procedure deauthenticate [2023-11-23 20:32:39,731 INFO L138 BoogieDeclarations]: Found implementation of procedure deauthenticate [2023-11-23 20:32:39,731 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-23 20:32:39,731 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-23 20:32:39,731 INFO L130 BoogieDeclarations]: Found specification of procedure bcm4320a_early_init [2023-11-23 20:32:39,731 INFO L138 BoogieDeclarations]: Found implementation of procedure bcm4320a_early_init [2023-11-23 20:32:39,731 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_michael_mic_failure [2023-11-23 20:32:39,732 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_michael_mic_failure [2023-11-23 20:32:39,732 INFO L130 BoogieDeclarations]: Found specification of procedure set_default_iw_params [2023-11-23 20:32:39,732 INFO L138 BoogieDeclarations]: Found implementation of procedure set_default_iw_params [2023-11-23 20:32:39,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:32:39,732 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_error_status [2023-11-23 20:32:39,732 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_error_status [2023-11-23 20:32:39,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-23 20:32:39,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-23 20:32:39,733 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_resume_rx [2023-11-23 20:32:39,733 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_resume_rx [2023-11-23 20:32:39,733 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2023-11-23 20:32:39,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2023-11-23 20:32:39,733 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-11-23 20:32:39,733 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-11-23 20:32:39,734 INFO L130 BoogieDeclarations]: Found specification of procedure get_bcm4320_power_dbm [2023-11-23 20:32:39,734 INFO L138 BoogieDeclarations]: Found implementation of procedure get_bcm4320_power_dbm [2023-11-23 20:32:39,734 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-23 20:32:39,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-23 20:32:39,734 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2023-11-23 20:32:39,734 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2023-11-23 20:32:39,734 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_rx_fixup [2023-11-23 20:32:39,735 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_rx_fixup [2023-11-23 20:32:39,735 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_set_oid [2023-11-23 20:32:39,735 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_set_oid [2023-11-23 20:32:39,735 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_indication [2023-11-23 20:32:39,735 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_indication [2023-11-23 20:32:39,735 INFO L130 BoogieDeclarations]: Found specification of procedure get_bssid [2023-11-23 20:32:39,735 INFO L138 BoogieDeclarations]: Found implementation of procedure get_bssid [2023-11-23 20:32:39,735 INFO L130 BoogieDeclarations]: Found specification of procedure is_associated [2023-11-23 20:32:39,736 INFO L138 BoogieDeclarations]: Found implementation of procedure is_associated [2023-11-23 20:32:39,736 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2023-11-23 20:32:39,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:32:39,736 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2023-11-23 20:32:39,736 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2023-11-23 20:32:39,736 INFO L130 BoogieDeclarations]: Found specification of procedure debug_print_pmkids [2023-11-23 20:32:39,736 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_print_pmkids [2023-11-23 20:32:39,737 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-23 20:32:39,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-23 20:32:41,139 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:32:41,160 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:32:41,727 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-23 20:33:01,545 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-23 20:33:02,077 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:33:04,955 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:33:04,955 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:33:04,958 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:33:04 BoogieIcfgContainer [2023-11-23 20:33:04,958 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:33:04,963 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 20:33:04,964 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 20:33:04,971 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 20:33:04,971 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:32:32" (1/3) ... [2023-11-23 20:33:04,973 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@352fd926 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:33:04, skipping insertion in model container [2023-11-23 20:33:04,974 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:38" (2/3) ... [2023-11-23 20:33:04,975 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@352fd926 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:33:04, skipping insertion in model container [2023-11-23 20:33:04,975 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:33:04" (3/3) ... [2023-11-23 20:33:04,976 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-rndis_wlan.cil.i [2023-11-23 20:33:04,997 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 20:33:04,997 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 20:33:05,115 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 20:33:05,125 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@2e12ef83, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 20:33:05,125 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 20:33:05,140 INFO L276 IsEmpty]: Start isEmpty. Operand has 2358 states, 1444 states have (on average 1.314404432132964) internal successors, (1898), 1446 states have internal predecessors, (1898), 794 states have call successors, (794), 120 states have call predecessors, (794), 119 states have return successors, (786), 786 states have call predecessors, (786), 786 states have call successors, (786) [2023-11-23 20:33:05,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 410 [2023-11-23 20:33:05,211 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:33:05,213 INFO L195 NwaCegarLoop]: trace histogram [37, 36, 36, 36, 36, 36, 36, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:33:05,214 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:33:05,221 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:33:05,221 INFO L85 PathProgramCache]: Analyzing trace with hash -1303274541, now seen corresponding path program 1 times [2023-11-23 20:33:05,231 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 20:33:05,232 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1104990167] [2023-11-23 20:33:05,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:33:05,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:33:05,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:33:07,380 INFO L134 CoverageAnalysis]: Checked inductivity of 5118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5118 trivial. 0 not checked. [2023-11-23 20:33:07,380 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 20:33:07,382 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1104990167] [2023-11-23 20:33:07,386 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1104990167] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:33:07,387 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:33:07,387 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 20:33:07,389 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040752142] [2023-11-23 20:33:07,391 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:33:07,401 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 20:33:07,401 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 20:33:07,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 20:33:07,436 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 20:33:07,445 INFO L87 Difference]: Start difference. First operand has 2358 states, 1444 states have (on average 1.314404432132964) internal successors, (1898), 1446 states have internal predecessors, (1898), 794 states have call successors, (794), 120 states have call predecessors, (794), 119 states have return successors, (786), 786 states have call predecessors, (786), 786 states have call successors, (786) Second operand has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 3 states have call successors, (48), 2 states have call predecessors, (48), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2023-11-23 20:33:12,450 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 [] [2023-11-23 20:33:14,624 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 20:33:16,631 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []