./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 cf1a7837 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_ed7827b3-af69-476c-be22-f91c11d86b4e/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed7827b3-af69-476c-be22-f91c11d86b4e/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed7827b3-af69-476c-be22-f91c11d86b4e/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed7827b3-af69-476c-be22-f91c11d86b4e/bin/utaipan-verify-NcY6lQBIFX/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_ed7827b3-af69-476c-be22-f91c11d86b4e/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed7827b3-af69-476c-be22-f91c11d86b4e/bin/utaipan-verify-NcY6lQBIFX --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-cf1a783 [2023-11-12 00:11:10,676 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:11:10,796 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed7827b3-af69-476c-be22-f91c11d86b4e/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-12 00:11:10,805 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:11:10,806 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:11:10,834 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:11:10,834 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:11:10,835 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:11:10,836 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:11:10,836 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:11:10,837 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:11:10,838 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:11:10,838 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:11:10,839 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:11:10,839 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:11:10,840 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:11:10,840 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:11:10,841 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:11:10,841 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:11:10,842 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:11:10,843 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:11:10,848 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:11:10,849 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:11:10,850 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:11:10,850 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:11:10,851 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:11:10,851 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:11:10,851 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:11:10,852 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:11:10,852 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:11:10,854 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:11:10,854 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:11:10,854 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:11:10,855 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:11:10,855 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:11:10,856 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:11:10,856 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:11:10,856 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:11:10,856 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:11:10,857 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:11:10,857 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:11:10,857 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:11:10,858 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_ed7827b3-af69-476c-be22-f91c11d86b4e/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed7827b3-af69-476c-be22-f91c11d86b4e/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ed68d02e3340e974ceb85a32805324d7a9365cc739c1b33e4c9dbafc7a73800a [2023-11-12 00:11:11,197 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:11:11,225 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:11:11,228 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:11:11,229 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:11:11,230 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:11:11,231 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed7827b3-af69-476c-be22-f91c11d86b4e/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-rndis_wlan.cil.i [2023-11-12 00:11:14,278 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:11:15,123 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:11:15,124 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed7827b3-af69-476c-be22-f91c11d86b4e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-rndis_wlan.cil.i [2023-11-12 00:11:15,196 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed7827b3-af69-476c-be22-f91c11d86b4e/bin/utaipan-verify-NcY6lQBIFX/data/4517987f6/310451008a59439dbe4a816e2c827234/FLAG4c89009fe [2023-11-12 00:11:15,212 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed7827b3-af69-476c-be22-f91c11d86b4e/bin/utaipan-verify-NcY6lQBIFX/data/4517987f6/310451008a59439dbe4a816e2c827234 [2023-11-12 00:11:15,218 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:11:15,220 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:11:15,224 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:11:15,225 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:11:15,230 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:11:15,231 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:11:15" (1/1) ... [2023-11-12 00:11:15,232 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fbec0a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:15, skipping insertion in model container [2023-11-12 00:11:15,232 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:11:15" (1/1) ... [2023-11-12 00:11:15,426 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:11:19,463 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_ed7827b3-af69-476c-be22-f91c11d86b4e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-rndis_wlan.cil.i[491185,491198] [2023-11-12 00:11:19,467 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_ed7827b3-af69-476c-be22-f91c11d86b4e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-rndis_wlan.cil.i[491330,491343] [2023-11-12 00:11:19,481 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:11:19,584 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:11:19,746 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] [2023-11-12 00:11:19,748 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [6722] [2023-11-12 00:11:19,758 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] [2023-11-12 00:11:20,108 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_ed7827b3-af69-476c-be22-f91c11d86b4e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-rndis_wlan.cil.i[491185,491198] [2023-11-12 00:11:20,109 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_ed7827b3-af69-476c-be22-f91c11d86b4e/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-rndis_wlan.cil.i[491330,491343] [2023-11-12 00:11:20,114 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:11:20,435 WARN L672 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:11:20,443 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:11:20,444 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:20 WrapperNode [2023-11-12 00:11:20,444 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:11:20,445 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:11:20,445 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:11:20,446 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:11:20,453 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:20" (1/1) ... [2023-11-12 00:11:20,636 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:20" (1/1) ... [2023-11-12 00:11:20,960 INFO L138 Inliner]: procedures = 473, calls = 4888, calls flagged for inlining = 229, calls inlined = 199, statements flattened = 9500 [2023-11-12 00:11:20,961 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:11:20,961 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:11:20,962 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:11:20,962 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:11:20,972 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:20" (1/1) ... [2023-11-12 00:11:20,972 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:20" (1/1) ... [2023-11-12 00:11:21,018 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:20" (1/1) ... [2023-11-12 00:11:21,019 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:20" (1/1) ... [2023-11-12 00:11:21,257 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:20" (1/1) ... [2023-11-12 00:11:21,301 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:20" (1/1) ... [2023-11-12 00:11:21,353 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:20" (1/1) ... [2023-11-12 00:11:21,391 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:20" (1/1) ... [2023-11-12 00:11:21,448 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:11:21,450 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:11:21,450 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:11:21,450 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:11:21,451 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:20" (1/1) ... [2023-11-12 00:11:21,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:11:21,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed7827b3-af69-476c-be22-f91c11d86b4e/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:11:21,488 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed7827b3-af69-476c-be22-f91c11d86b4e/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:11:21,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed7827b3-af69-476c-be22-f91c11d86b4e/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:11:21,533 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_reset [2023-11-12 00:11:21,534 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_reset [2023-11-12 00:11:21,534 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_frequency_to_channel [2023-11-12 00:11:21,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_frequency_to_channel [2023-11-12 00:11:21,535 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_stop [2023-11-12 00:11:21,535 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_stop [2023-11-12 00:11:21,535 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_set_config_parameter_str [2023-11-12 00:11:21,535 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_set_config_parameter_str [2023-11-12 00:11:21,535 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-12 00:11:21,536 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-12 00:11:21,536 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_inform_bss [2023-11-12 00:11:21,536 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_inform_bss [2023-11-12 00:11:21,536 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_pause_rx [2023-11-12 00:11:21,536 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_pause_rx [2023-11-12 00:11:21,537 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-12 00:11:21,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-12 00:11:21,538 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_tx_fixup [2023-11-12 00:11:21,538 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_tx_fixup [2023-11-12 00:11:21,538 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_bind [2023-11-12 00:11:21,539 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_bind [2023-11-12 00:11:21,539 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_set_multicast_list [2023-11-12 00:11:21,540 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_set_multicast_list [2023-11-12 00:11:21,540 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-11-12 00:11:21,540 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-11-12 00:11:21,540 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_purge_paused_rxq [2023-11-12 00:11:21,541 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_purge_paused_rxq [2023-11-12 00:11:21,541 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2023-11-12 00:11:21,542 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2023-11-12 00:11:21,542 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-12 00:11:21,542 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_unbind [2023-11-12 00:11:21,543 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_unbind [2023-11-12 00:11:21,543 INFO L130 BoogieDeclarations]: Found specification of procedure set_encr_mode [2023-11-12 00:11:21,543 INFO L138 BoogieDeclarations]: Found implementation of procedure set_encr_mode [2023-11-12 00:11:21,543 INFO L130 BoogieDeclarations]: Found specification of procedure get_rndis_wlan_priv [2023-11-12 00:11:21,543 INFO L138 BoogieDeclarations]: Found implementation of procedure get_rndis_wlan_priv [2023-11-12 00:11:21,544 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-12 00:11:21,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-12 00:11:21,544 INFO L130 BoogieDeclarations]: Found specification of procedure set_multicast_list [2023-11-12 00:11:21,544 INFO L138 BoogieDeclarations]: Found implementation of procedure set_multicast_list [2023-11-12 00:11:21,544 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-12 00:11:21,545 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-12 00:11:21,545 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-12 00:11:21,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-12 00:11:21,545 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:11:21,545 INFO L130 BoogieDeclarations]: Found specification of procedure set_infra_mode [2023-11-12 00:11:21,545 INFO L138 BoogieDeclarations]: Found implementation of procedure set_infra_mode [2023-11-12 00:11:21,546 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_command [2023-11-12 00:11:21,546 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_command [2023-11-12 00:11:21,546 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_scan_done [2023-11-12 00:11:21,546 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_scan_done [2023-11-12 00:11:21,546 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2023-11-12 00:11:21,546 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2023-11-12 00:11:21,547 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-12 00:11:21,547 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-12 00:11:21,547 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_fill_station_info [2023-11-12 00:11:21,547 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_fill_station_info [2023-11-12 00:11:21,548 INFO L130 BoogieDeclarations]: Found specification of procedure unknown_early_init [2023-11-12 00:11:21,548 INFO L138 BoogieDeclarations]: Found implementation of procedure unknown_early_init [2023-11-12 00:11:21,549 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-12 00:11:21,550 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-12 00:11:21,550 INFO L130 BoogieDeclarations]: Found specification of procedure disassociate [2023-11-12 00:11:21,550 INFO L138 BoogieDeclarations]: Found implementation of procedure disassociate [2023-11-12 00:11:21,550 INFO L130 BoogieDeclarations]: Found specification of procedure round_jiffies_relative [2023-11-12 00:11:21,550 INFO L138 BoogieDeclarations]: Found implementation of procedure round_jiffies_relative [2023-11-12 00:11:21,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-12 00:11:21,551 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_query_oid [2023-11-12 00:11:21,551 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_query_oid [2023-11-12 00:11:21,551 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_resume [2023-11-12 00:11:21,551 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_resume [2023-11-12 00:11:21,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-12 00:11:21,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-12 00:11:21,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-12 00:11:21,552 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_tx_timeout [2023-11-12 00:11:21,552 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_tx_timeout [2023-11-12 00:11:21,552 INFO L130 BoogieDeclarations]: Found specification of procedure wiphy_free [2023-11-12 00:11:21,553 INFO L138 BoogieDeclarations]: Found implementation of procedure wiphy_free [2023-11-12 00:11:21,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:11:21,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2023-11-12 00:11:21,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2023-11-12 00:11:21,554 INFO L130 BoogieDeclarations]: Found specification of procedure is_wpa_key [2023-11-12 00:11:21,554 INFO L138 BoogieDeclarations]: Found implementation of procedure is_wpa_key [2023-11-12 00:11:21,554 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-12 00:11:21,555 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-12 00:11:21,555 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-12 00:11:21,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-12 00:11:21,555 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-12 00:11:21,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-12 00:11:21,556 INFO L130 BoogieDeclarations]: Found specification of procedure wiphy_priv [2023-11-12 00:11:21,556 INFO L138 BoogieDeclarations]: Found implementation of procedure wiphy_priv [2023-11-12 00:11:21,556 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_check_bssid_list [2023-11-12 00:11:21,556 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_check_bssid_list [2023-11-12 00:11:21,556 INFO L130 BoogieDeclarations]: Found specification of procedure __toupper [2023-11-12 00:11:21,557 INFO L138 BoogieDeclarations]: Found implementation of procedure __toupper [2023-11-12 00:11:21,557 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 00:11:21,557 INFO L130 BoogieDeclarations]: Found specification of procedure bcm4320b_early_init [2023-11-12 00:11:21,557 INFO L138 BoogieDeclarations]: Found implementation of procedure bcm4320b_early_init [2023-11-12 00:11:21,557 INFO L130 BoogieDeclarations]: Found specification of procedure set_channel [2023-11-12 00:11:21,557 INFO L138 BoogieDeclarations]: Found implementation of procedure set_channel [2023-11-12 00:11:21,558 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-12 00:11:21,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-12 00:11:21,558 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_status [2023-11-12 00:11:21,558 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_status [2023-11-12 00:11:21,558 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2023-11-12 00:11:21,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2023-11-12 00:11:21,559 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:11:21,559 INFO L130 BoogieDeclarations]: Found specification of procedure level_to_qual [2023-11-12 00:11:21,560 INFO L138 BoogieDeclarations]: Found implementation of procedure level_to_qual [2023-11-12 00:11:21,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-12 00:11:21,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-12 00:11:21,560 INFO L130 BoogieDeclarations]: Found specification of procedure set_essid [2023-11-12 00:11:21,561 INFO L138 BoogieDeclarations]: Found implementation of procedure set_essid [2023-11-12 00:11:21,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 00:11:21,562 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_put_bss [2023-11-12 00:11:21,562 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_put_bss [2023-11-12 00:11:21,562 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_start_bssid_list_scan [2023-11-12 00:11:21,562 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_start_bssid_list_scan [2023-11-12 00:11:21,562 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-12 00:11:21,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-12 00:11:21,563 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_open [2023-11-12 00:11:21,563 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_open [2023-11-12 00:11:21,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2023-11-12 00:11:21,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2023-11-12 00:11:21,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-11-12 00:11:21,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-11-12 00:11:21,563 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_copy_module_params [2023-11-12 00:11:21,563 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_copy_module_params [2023-11-12 00:11:21,564 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2023-11-12 00:11:21,564 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2023-11-12 00:11:21,564 INFO L130 BoogieDeclarations]: Found specification of procedure set_auth_mode [2023-11-12 00:11:21,564 INFO L138 BoogieDeclarations]: Found implementation of procedure set_auth_mode [2023-11-12 00:11:21,564 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2023-11-12 00:11:21,564 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2023-11-12 00:11:21,565 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-12 00:11:21,565 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-12 00:11:21,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:11:21,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:11:21,565 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-12 00:11:21,565 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-12 00:11:21,565 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2023-11-12 00:11:21,565 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2023-11-12 00:11:21,566 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-12 00:11:21,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-12 00:11:21,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-12 00:11:21,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-12 00:11:21,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_rndis_wlan_driver_exit_11_2 [2023-11-12 00:11:21,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_rndis_wlan_driver_exit_11_2 [2023-11-12 00:11:21,566 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2023-11-12 00:11:21,567 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2023-11-12 00:11:21,567 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_cipher_to_alg [2023-11-12 00:11:21,567 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_cipher_to_alg [2023-11-12 00:11:21,567 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-12 00:11:21,567 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-12 00:11:21,567 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_get_channel [2023-11-12 00:11:21,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_get_channel [2023-11-12 00:11:21,568 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2023-11-12 00:11:21,568 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2023-11-12 00:11:21,568 INFO L130 BoogieDeclarations]: Found specification of procedure add_wep_key [2023-11-12 00:11:21,568 INFO L138 BoogieDeclarations]: Found implementation of procedure add_wep_key [2023-11-12 00:11:21,568 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_stop [2023-11-12 00:11:21,568 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_stop [2023-11-12 00:11:21,568 INFO L130 BoogieDeclarations]: Found specification of procedure is_broadcast_ether_addr [2023-11-12 00:11:21,568 INFO L138 BoogieDeclarations]: Found implementation of procedure is_broadcast_ether_addr [2023-11-12 00:11:21,569 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-12 00:11:21,569 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-12 00:11:21,569 INFO L130 BoogieDeclarations]: Found specification of procedure set_bssid [2023-11-12 00:11:21,569 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bssid [2023-11-12 00:11:21,569 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-12 00:11:21,569 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-12 00:11:21,569 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2023-11-12 00:11:21,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2023-11-12 00:11:21,570 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:11:21,570 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-12 00:11:21,570 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-12 00:11:21,570 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bssid [2023-11-12 00:11:21,570 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bssid [2023-11-12 00:11:21,570 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 00:11:21,570 INFO L130 BoogieDeclarations]: Found specification of procedure set_device_pmkids [2023-11-12 00:11:21,571 INFO L138 BoogieDeclarations]: Found implementation of procedure set_device_pmkids [2023-11-12 00:11:21,571 INFO L130 BoogieDeclarations]: Found specification of procedure get_device_pmkids [2023-11-12 00:11:21,571 INFO L138 BoogieDeclarations]: Found implementation of procedure get_device_pmkids [2023-11-12 00:11:21,571 INFO L130 BoogieDeclarations]: Found specification of procedure netif_addr_unlock_bh [2023-11-12 00:11:21,571 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_addr_unlock_bh [2023-11-12 00:11:21,571 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2023-11-12 00:11:21,571 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2023-11-12 00:11:21,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-12 00:11:21,572 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2023-11-12 00:11:21,572 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2023-11-12 00:11:21,572 INFO L130 BoogieDeclarations]: Found specification of procedure next_bssid_list_item [2023-11-12 00:11:21,572 INFO L138 BoogieDeclarations]: Found implementation of procedure next_bssid_list_item [2023-11-12 00:11:21,572 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-12 00:11:21,572 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-12 00:11:21,573 INFO L130 BoogieDeclarations]: Found specification of procedure set_priv_filter [2023-11-12 00:11:21,573 INFO L138 BoogieDeclarations]: Found implementation of procedure set_priv_filter [2023-11-12 00:11:21,573 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-12 00:11:21,573 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-12 00:11:21,573 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-12 00:11:21,573 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-12 00:11:21,573 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_set_wiphy_params [2023-11-12 00:11:21,573 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_set_wiphy_params [2023-11-12 00:11:21,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-12 00:11:21,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-12 00:11:21,574 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2023-11-12 00:11:21,574 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2023-11-12 00:11:21,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_7_4 [2023-11-12 00:11:21,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_7_4 [2023-11-12 00:11:21,575 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2023-11-12 00:11:21,575 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2023-11-12 00:11:21,575 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-12 00:11:21,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-12 00:11:21,576 INFO L130 BoogieDeclarations]: Found specification of procedure oid_to_string [2023-11-12 00:11:21,576 INFO L138 BoogieDeclarations]: Found implementation of procedure oid_to_string [2023-11-12 00:11:21,576 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2023-11-12 00:11:21,576 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_disconnect [2023-11-12 00:11:21,576 INFO L130 BoogieDeclarations]: Found specification of procedure deauthenticate [2023-11-12 00:11:21,576 INFO L138 BoogieDeclarations]: Found implementation of procedure deauthenticate [2023-11-12 00:11:21,577 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-12 00:11:21,577 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-12 00:11:21,577 INFO L130 BoogieDeclarations]: Found specification of procedure bcm4320a_early_init [2023-11-12 00:11:21,577 INFO L138 BoogieDeclarations]: Found implementation of procedure bcm4320a_early_init [2023-11-12 00:11:21,577 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_michael_mic_failure [2023-11-12 00:11:21,577 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_michael_mic_failure [2023-11-12 00:11:21,578 INFO L130 BoogieDeclarations]: Found specification of procedure set_default_iw_params [2023-11-12 00:11:21,578 INFO L138 BoogieDeclarations]: Found implementation of procedure set_default_iw_params [2023-11-12 00:11:21,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:11:21,578 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_error_status [2023-11-12 00:11:21,578 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_error_status [2023-11-12 00:11:21,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-12 00:11:21,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-12 00:11:21,579 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_resume_rx [2023-11-12 00:11:21,579 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_resume_rx [2023-11-12 00:11:21,579 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2023-11-12 00:11:21,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2023-11-12 00:11:21,579 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-11-12 00:11:21,580 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-11-12 00:11:21,580 INFO L130 BoogieDeclarations]: Found specification of procedure get_bcm4320_power_dbm [2023-11-12 00:11:21,580 INFO L138 BoogieDeclarations]: Found implementation of procedure get_bcm4320_power_dbm [2023-11-12 00:11:21,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-12 00:11:21,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-12 00:11:21,580 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2023-11-12 00:11:21,581 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2023-11-12 00:11:21,581 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_rx_fixup [2023-11-12 00:11:21,581 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_rx_fixup [2023-11-12 00:11:21,581 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_set_oid [2023-11-12 00:11:21,581 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_set_oid [2023-11-12 00:11:21,581 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_indication [2023-11-12 00:11:21,582 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_indication [2023-11-12 00:11:21,582 INFO L130 BoogieDeclarations]: Found specification of procedure get_bssid [2023-11-12 00:11:21,582 INFO L138 BoogieDeclarations]: Found implementation of procedure get_bssid [2023-11-12 00:11:21,582 INFO L130 BoogieDeclarations]: Found specification of procedure is_associated [2023-11-12 00:11:21,582 INFO L138 BoogieDeclarations]: Found implementation of procedure is_associated [2023-11-12 00:11:21,582 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2023-11-12 00:11:21,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:11:21,583 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2023-11-12 00:11:21,583 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2023-11-12 00:11:21,583 INFO L130 BoogieDeclarations]: Found specification of procedure debug_print_pmkids [2023-11-12 00:11:21,583 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_print_pmkids [2023-11-12 00:11:21,583 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-12 00:11:21,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-12 00:11:22,842 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:11:22,851 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:11:23,402 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-12 00:11:45,824 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-12 00:11:46,471 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:11:49,588 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:11:49,588 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:11:49,598 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:11:49 BoogieIcfgContainer [2023-11-12 00:11:49,598 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:11:49,602 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:11:49,603 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:11:49,607 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:11:49,607 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:11:15" (1/3) ... [2023-11-12 00:11:49,609 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1772fd53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:11:49, skipping insertion in model container [2023-11-12 00:11:49,612 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:11:20" (2/3) ... [2023-11-12 00:11:49,614 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1772fd53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:11:49, skipping insertion in model container [2023-11-12 00:11:49,614 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:11:49" (3/3) ... [2023-11-12 00:11:49,616 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wireless-rndis_wlan.cil.i [2023-11-12 00:11:49,642 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:11:49,643 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:11:49,875 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:11:49,882 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;@f2d6002, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:11:49,882 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:11:49,903 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) [2023-11-12 00:11:49,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 410 [2023-11-12 00:11:49,979 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:11:49,981 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] [2023-11-12 00:11:49,981 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:11:49,988 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:11:49,988 INFO L85 PathProgramCache]: Analyzing trace with hash 1953856299, now seen corresponding path program 1 times [2023-11-12 00:11:50,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:11:50,001 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [675475276] [2023-11-12 00:11:50,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:11:50,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:11:50,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:11:52,032 INFO L134 CoverageAnalysis]: Checked inductivity of 5118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5118 trivial. 0 not checked. [2023-11-12 00:11:52,034 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 00:11:52,039 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [675475276] [2023-11-12 00:11:52,040 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [675475276] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:11:52,041 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:11:52,041 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 00:11:52,043 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1689042496] [2023-11-12 00:11:52,044 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:11:52,050 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 00:11:52,051 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 00:11:52,097 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 00:11:52,097 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 00:11:52,107 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) [2023-11-12 00:11:57,309 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 [] [2023-11-12 00:11:59,452 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 []